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/* * Copyright (C) 2009 Android Shuffle Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dodgybits.shuffle.android.list.view; import org.dodgybits.shuffle.android.core.util.TextColours; import org.dodgybits.shuffle.android.core.view.DrawableUtils; import android.content.Context; import android.graphics.drawable.Drawable; import android.graphics.drawable.GradientDrawable; import android.graphics.drawable.GradientDrawable.Orientation; import android.util.AttributeSet; import android.widget.TextView; /** * A TextView with coloured text and a round edged coloured background. */ public class LabelView extends TextView { protected TextColours mTextColours; protected Drawable mIcon; protected int mTextColour; protected int mBgColour; public LabelView(Context context) { super(context); init(context); } public LabelView(Context context, AttributeSet attrs) { super(context, attrs); init(context); } public LabelView(Context context, AttributeSet attrs, int defStyle) { super(context, attrs, defStyle); init(context); } private void init(Context context) { mTextColours = TextColours.getInstance(context); } public void setColourIndex(int colourIndex) { mTextColour = mTextColours.getTextColour(colourIndex); mBgColour = mTextColours.getBackgroundColour(colourIndex); setTextColor(mTextColour); GradientDrawable drawable = DrawableUtils.createGradient(mBgColour, Orientation.TOP_BOTTOM); drawable.setCornerRadius(4.0f); //drawable.setAlpha(240); setBackgroundDrawable(drawable); } public void setIcon(Drawable icon) { mIcon = icon; setCompoundDrawablesWithIntrinsicBounds(mIcon, null, null, null); } }
Java
/* * Copyright (C) 2009 Android Shuffle Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dodgybits.shuffle.android.list.view; import android.R; import android.content.Context; import android.util.AttributeSet; import android.util.Log; import android.view.MotionEvent; import android.widget.AdapterView; import android.widget.FrameLayout; import android.widget.ListView; public class SwipeListItemWrapper extends FrameLayout { private static final String cTag = "SwipeListItemWrapper"; private int mStartX; private int mStartY; private SwipeListItemListener mListener; private int mPosition; public SwipeListItemWrapper(Context context) { super(context); } public SwipeListItemWrapper(Context context, AttributeSet attrs) { super(context, attrs); } public SwipeListItemWrapper(Context context, AttributeSet attrs, int defStyle) { super(context, attrs, defStyle); } @Override public boolean onInterceptTouchEvent(MotionEvent ev) { final int action = ev.getAction(); final int x = (int)ev.getX(); final int y = (int)ev.getY(); boolean stealEvent = false; switch (action) { case MotionEvent.ACTION_MOVE: Log.d(cTag, "move event"); if (isValidSwipe(x, y)) { stealEvent = true; } break; case MotionEvent.ACTION_DOWN: Log.d(cTag, "down event"); mStartX = x; mStartY = y; break; case MotionEvent.ACTION_CANCEL: Log.d(cTag, "cancel event"); mPosition = AdapterView.INVALID_POSITION; // some parent component has stolen the event // nothing to do break; case MotionEvent.ACTION_UP: Log.d(cTag, "up event"); break; } return stealEvent; } @Override public boolean onTouchEvent(MotionEvent event) { if (event.getAction() == MotionEvent.ACTION_UP) { // we've got a valid swipe event. Notify the listener (if any) if (mPosition != AdapterView.INVALID_POSITION && mListener != null) { mListener.onListItemSwiped(mPosition); } } return true; } public void setSwipeListItemListener(SwipeListItemListener listener) { mListener = listener; } /** * Check if this appears to be a swipe event. * * Consider it a swipe if it traverses at least a third of the screen, * and is mostly horizontal. */ private boolean isValidSwipe(final int x, final int y) { final int screenWidth = getWidth(); final int xDiff = Math.abs(x - mStartX); final int yDiff = Math.abs(y - mStartY); boolean horizontalValid = xDiff >= (screenWidth / 3); boolean verticalValid = yDiff > 0 && (xDiff / yDiff) > 4; mPosition = AdapterView.INVALID_POSITION; if (horizontalValid && verticalValid) { ListView list = (ListView) findViewById(R.id.list); if (list != null) { // adjust for list not being at top of screen mPosition = list.pointToPosition(mStartX, mStartY - list.getTop()); } } Log.d(cTag, "isValidSwipe hValid=" + horizontalValid + " vValid=" + verticalValid + " position=" + mPosition); return horizontalValid && verticalValid; } }
Java
package org.dodgybits.shuffle.android.list.view; import android.content.Context; import android.text.ParcelableSpan; import android.text.Spannable; import android.text.SpannableString; import android.text.SpannableStringBuilder; import android.text.style.ForegroundColorSpan; import android.util.AttributeSet; import android.widget.TextView; import org.dodgybits.android.shuffle.R; import org.dodgybits.shuffle.android.core.model.Project; import org.dodgybits.shuffle.android.core.model.Task; public class StatusView extends TextView { public static enum Status { yes, no, fromContext, fromProject } private SpannableString mDeleted; private SpannableString mDeletedFromContext; private SpannableString mDeletedFromProject; private SpannableString mActive; private SpannableString mInactive; private SpannableString mInactiveFromContext; private SpannableString mInactiveFromProject; public StatusView(Context context) { super(context); createStatusStrings(); } public StatusView(Context context, AttributeSet attrs) { super(context, attrs); createStatusStrings(); } public StatusView(Context context, AttributeSet attrs, int defStyle) { super(context, attrs, defStyle); createStatusStrings(); } private void createStatusStrings() { int deletedColour = getResources().getColor(R.drawable.red); ParcelableSpan deletedColorSpan = new ForegroundColorSpan(deletedColour); int inactiveColour = getResources().getColor(R.drawable.mid_gray); ParcelableSpan inactiveColorSpan = new ForegroundColorSpan(inactiveColour); String deleted = getResources().getString(R.string.deleted); String active = getResources().getString(R.string.active); String inactive = getResources().getString(R.string.inactive); String fromContext = getResources().getString(R.string.from_context); String fromProject = getResources().getString(R.string.from_project); mDeleted = new SpannableString(deleted); mDeleted.setSpan(deletedColorSpan, 0, mDeleted.length(), Spannable.SPAN_INCLUSIVE_INCLUSIVE); mDeletedFromContext = new SpannableString(deleted + " " + fromContext); mDeletedFromContext.setSpan(deletedColorSpan, 0, mDeletedFromContext.length(), Spannable.SPAN_INCLUSIVE_INCLUSIVE); mDeletedFromProject = new SpannableString(deleted + " " + fromProject); mDeletedFromProject.setSpan(deletedColorSpan, 0, mDeletedFromProject.length(), Spannable.SPAN_INCLUSIVE_INCLUSIVE); mActive = new SpannableString(active); mInactive = new SpannableString(inactive); mInactive.setSpan(inactiveColorSpan, 0, mInactive.length(), Spannable.SPAN_INCLUSIVE_INCLUSIVE); mInactiveFromContext = new SpannableString(inactive + " " + fromContext); mInactiveFromContext.setSpan(inactiveColorSpan, 0, mInactiveFromContext.length(), Spannable.SPAN_INCLUSIVE_INCLUSIVE); mInactiveFromProject = new SpannableString(inactive + " " + fromProject); mInactiveFromProject.setSpan(inactiveColorSpan, 0, mInactiveFromProject.length(), Spannable.SPAN_INCLUSIVE_INCLUSIVE); } public void updateStatus(Task task, org.dodgybits.shuffle.android.core.model.Context context, Project project, boolean showSomething) { updateStatus( activeStatus(task, context, project), deletedStatus(task, context, project), showSomething); } private Status activeStatus(Task task, org.dodgybits.shuffle.android.core.model.Context context, Project project) { Status status = Status.no; if (task.isActive()) { if (context != null && !context.isActive()) { status = Status.fromContext; } else if (project != null && !project.isActive()) { status = Status.fromProject; } else { status = Status.yes; } } return status; } private Status deletedStatus(Task task, org.dodgybits.shuffle.android.core.model.Context context, Project project) { Status status = Status.yes; if (!task.isDeleted()) { if (context != null && context.isDeleted()) { status = Status.fromContext; } else if (project != null && project.isDeleted()) { status = Status.fromProject; } else { status = Status.no; } } return status; } public void updateStatus(boolean active, boolean deleted, boolean showSomething) { updateStatus( active ? Status.yes : Status.no, deleted ? Status.yes : Status.no, showSomething); } public void updateStatus(Status active, Status deleted, boolean showSomething) { SpannableStringBuilder builder = new SpannableStringBuilder(); switch (deleted) { case yes: builder.append(mDeleted); break; case fromContext: builder.append(mDeletedFromContext); break; case fromProject: builder.append(mDeletedFromProject); break; } builder.append(" "); switch (active) { case yes: if (showSomething && deleted == Status.no) builder.append(mActive); break; case no: builder.append(mInactive); break; case fromContext: builder.append(mInactiveFromContext); break; case fromProject: builder.append(mInactiveFromProject); break; } setText(builder); } }
Java
/* * Copyright (C) 2009 Android Shuffle Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dodgybits.shuffle.android.list.view; import org.dodgybits.android.shuffle.R; import org.dodgybits.shuffle.android.core.model.Project; import android.content.Context; import android.text.SpannableString; import android.text.Spanned; import android.text.style.ForegroundColorSpan; import android.util.SparseIntArray; import android.view.LayoutInflater; import android.widget.ImageView; import android.widget.TextView; public class ProjectView extends ItemView<Project> { private TextView mName; private ImageView mParallelIcon; private StatusView mStatus; private SparseIntArray mTaskCountArray; private ForegroundColorSpan mSpan; public ProjectView(Context androidContext) { super(androidContext); LayoutInflater vi = (LayoutInflater)androidContext. getSystemService(Context.LAYOUT_INFLATER_SERVICE); vi.inflate(getViewResourceId(), this, true); mName = (TextView) findViewById(R.id.name); mParallelIcon = (ImageView) findViewById(R.id.parallel_image); mStatus = (StatusView)findViewById(R.id.status); int colour = getResources().getColor(R.drawable.pale_blue); mSpan = new ForegroundColorSpan(colour); } protected int getViewResourceId() { return R.layout.list_project_view; } public void setTaskCountArray(SparseIntArray taskCountArray) { mTaskCountArray = taskCountArray; } @Override public void updateView(Project project) { updateNameLabel(project); updateStatus(project); updateParallelIcon(project); } private void updateNameLabel(Project project) { if (mTaskCountArray != null) { Integer count = mTaskCountArray.get((int)project.getLocalId().getId()); if (count == null) count = 0; CharSequence label = project.getName() + " (" + count + ")"; SpannableString spannable = new SpannableString(label); spannable.setSpan(mSpan, project.getName().length(), label.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE); mName.setText(spannable); } else { mName.setText(project.getName()); } } private void updateStatus(Project project) { mStatus.updateStatus(project.isActive(), project.isDeleted(), false); } private void updateParallelIcon(Project project) { if (mParallelIcon != null) { if (project.isParallel()) { mParallelIcon.setImageResource(R.drawable.parallel); } else { mParallelIcon.setImageResource(R.drawable.sequence); } } } }
Java
/* * Copyright (C) 2009 Android Shuffle Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dodgybits.shuffle.android.list.view; import org.dodgybits.android.shuffle.R; import org.dodgybits.shuffle.android.core.model.Context; import org.dodgybits.shuffle.android.core.model.Project; import org.dodgybits.shuffle.android.core.model.persistence.EntityCache; import com.google.inject.Inject; import android.widget.RelativeLayout; public class ExpandableTaskView extends TaskView { @Inject public ExpandableTaskView( android.content.Context androidContext, EntityCache<Context> contextCache, EntityCache<Project> projectCache) { super(androidContext, contextCache, projectCache); RelativeLayout layout = (RelativeLayout) findViewById(R.id.relLayout); // 36 is the current value of ?android:attr/expandableListPreferredItemPaddingLeft // TODO get that value programatically layout.setPadding(36, 0, 7, 0); } }
Java
/* * Copyright (C) 2009 Android Shuffle Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dodgybits.shuffle.android.list.view; import org.dodgybits.android.shuffle.R; import org.dodgybits.shuffle.android.core.model.Context; import org.dodgybits.shuffle.android.core.util.TextColours; import org.dodgybits.shuffle.android.core.view.ContextIcon; import org.dodgybits.shuffle.android.core.view.DrawableUtils; import android.graphics.drawable.GradientDrawable; import android.graphics.drawable.GradientDrawable.Orientation; import android.util.AttributeSet; import android.util.SparseIntArray; import android.view.LayoutInflater; import android.view.View; import android.widget.ImageView; import android.widget.TextView; public class ContextView extends ItemView<Context> { protected TextColours mTextColours; private ImageView mIcon; private TextView mName; private StatusView mStatus; private View mColour; private SparseIntArray mTaskCountArray; public ContextView(android.content.Context context) { super(context); init(context); } public ContextView(android.content.Context context, AttributeSet attrs) { super(context, attrs); init(context); } public void init(android.content.Context androidContext) { LayoutInflater vi = (LayoutInflater)androidContext. getSystemService(android.content.Context.LAYOUT_INFLATER_SERVICE); vi.inflate(getViewResourceId(), this, true); mColour = (View) findViewById(R.id.colour); mName = (TextView) findViewById(R.id.name); mStatus = (StatusView)findViewById(R.id.status); mIcon = (ImageView) findViewById(R.id.icon); mTextColours = TextColours.getInstance(androidContext); } protected int getViewResourceId() { return R.layout.context_view; } public void setTaskCountArray(SparseIntArray taskCountArray) { mTaskCountArray = taskCountArray; } @Override public void updateView(Context context) { updateIcon(context); updateNameLabel(context); updateStatus(context); updateBackground(context); } private void updateIcon(Context context) { ContextIcon icon = ContextIcon.createIcon(context.getIconName(), getResources()); int iconResource = icon.largeIconId; if (iconResource > 0) { mIcon.setImageResource(iconResource); mIcon.setVisibility(View.VISIBLE); } else { mIcon.setVisibility(View.INVISIBLE); } } private void updateNameLabel(Context context) { if (mTaskCountArray != null) { Integer count = mTaskCountArray.get((int)context.getLocalId().getId()); if (count == null) count = 0; mName.setText(context.getName() + " (" + count + ")"); } else { mName.setText(context.getName()); } int textColour = mTextColours.getTextColour(context.getColourIndex()); mName.setTextColor(textColour); } private void updateStatus(Context context) { if (mStatus != null) { mStatus.updateStatus(context.isActive(), context.isDeleted(), false); } } private void updateBackground(Context context) { int bgColour = mTextColours.getBackgroundColour(context.getColourIndex()); GradientDrawable drawable = DrawableUtils.createGradient(bgColour, Orientation.TOP_BOTTOM); drawable.setCornerRadius(12.0f); mColour.setBackgroundDrawable(drawable); } }
Java
package org.dodgybits.shuffle.android.list.view; import android.content.Context; import android.graphics.drawable.Drawable; import android.util.AttributeSet; import android.view.LayoutInflater; import android.view.View; import android.widget.Button; import android.widget.ImageButton; import android.widget.LinearLayout; import com.google.inject.Inject; import org.dodgybits.android.shuffle.R; import roboguice.event.EventManager; import roboguice.inject.InjectorProvider; public class ButtonBar extends LinearLayout implements View.OnClickListener { private Button mAddItemButton; private Button mOtherButton; private ImageButton mFilterButton; @Inject private EventManager mEventManager; public ButtonBar(Context context) { super(context); init(context); } public ButtonBar(Context context, AttributeSet attrs) { super(context, attrs); init(context); } private void init(Context context) { LayoutInflater vi = (LayoutInflater)context. getSystemService(android.content.Context.LAYOUT_INFLATER_SERVICE); vi.inflate(R.layout.button_bar, this, true); // wire up this component ((InjectorProvider)context).getInjector().injectMembers(this); mAddItemButton = (Button)findViewById(R.id.add_item_button); Drawable addIcon = getResources().getDrawable(android.R.drawable.ic_menu_add); addIcon.setBounds(0, 0, 24, 24); mAddItemButton.setCompoundDrawables(addIcon, null, null, null); mAddItemButton.setOnClickListener(this); mOtherButton = (Button)findViewById(R.id.other_button); mOtherButton.setOnClickListener(this); mFilterButton = (ImageButton)findViewById(R.id.filter_button); mFilterButton.setOnClickListener(this); } public Button getAddItemButton() { return mAddItemButton; } public Button getOtherButton() { return mOtherButton; } public ImageButton getFilterButton() { return mFilterButton; } public void onClick(View v) { switch (v.getId()) { case R.id.add_item_button: mEventManager.fire(getContext(), new AddItemButtonClickEvent()); break; case R.id.other_button: mEventManager.fire(getContext(), new OtherButtonClickEvent()); break; case R.id.filter_button: mEventManager.fire(getContext(), new FilterButtonClickEvent()); break; } } public class AddItemButtonClickEvent {}; public class OtherButtonClickEvent {}; public class FilterButtonClickEvent {}; }
Java
/* * Copyright (C) 2009 Android Shuffle Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dodgybits.shuffle.android.list.view; import org.dodgybits.android.shuffle.R; import org.dodgybits.shuffle.android.core.model.Context; import org.dodgybits.shuffle.android.core.model.Project; import org.dodgybits.shuffle.android.core.model.Task; import org.dodgybits.shuffle.android.core.model.persistence.EntityCache; import org.dodgybits.shuffle.android.core.util.DateUtils; import org.dodgybits.shuffle.android.core.view.ContextIcon; import org.dodgybits.shuffle.android.core.view.DrawableUtils; import org.dodgybits.shuffle.android.preference.model.Preferences; import android.graphics.Color; import android.graphics.Typeface; import android.graphics.drawable.GradientDrawable; import android.graphics.drawable.GradientDrawable.Orientation; import android.text.SpannableString; import android.text.Spanned; import android.text.style.StrikethroughSpan; import android.view.LayoutInflater; import android.view.View; import android.widget.TextView; import com.google.inject.Inject; public class TaskView extends ItemView<Task> { private EntityCache<Context> mContextCache; private EntityCache<Project> mProjectCache; protected LabelView mContext; protected TextView mDescription; protected TextView mDateDisplay; protected TextView mProject; protected TextView mDetails; protected StatusView mStatus; protected boolean mShowContext; protected boolean mShowProject; @Inject public TaskView( android.content.Context androidContext, EntityCache<Context> contextCache, EntityCache<Project> projectCache) { super(androidContext); mContextCache = contextCache; mProjectCache = projectCache; LayoutInflater vi = (LayoutInflater)androidContext. getSystemService(android.content.Context.LAYOUT_INFLATER_SERVICE); vi.inflate(getViewResourceId(), this, true); mContext = (LabelView) findViewById(R.id.context); mDescription = (TextView) findViewById(R.id.description); mDateDisplay = (TextView) findViewById(R.id.due_date); mProject = (TextView) findViewById(R.id.project); mDetails = (TextView) findViewById(R.id.details); mStatus = (StatusView) findViewById(R.id.status); mShowContext = true; mShowProject = true; int bgColour = getResources().getColor(R.drawable.list_background); GradientDrawable drawable = DrawableUtils.createGradient(bgColour, Orientation.TOP_BOTTOM, 1.1f, 0.95f); setBackgroundDrawable(drawable); } protected int getViewResourceId() { return R.layout.list_task_view; } public void setShowContext(boolean showContext) { mShowContext = showContext; } public void setShowProject(boolean showProject) { mShowProject = showProject; } public void updateView(Task task) { Project project = mProjectCache.findById(task.getProjectId()); Context context = mContextCache.findById(task.getContextId()); updateContext(context); updateDescription(task); updateWhen(task); updateProject(project); updateDetails(task); updateStatus(task, context, project); } private void updateContext(Context context) { boolean displayContext = Preferences.displayContextName(getContext()); boolean displayIcon = Preferences.displayContextIcon(getContext()); if (mShowContext && context != null && (displayContext || displayIcon)) { mContext.setText(displayContext ? context.getName() : ""); mContext.setColourIndex(context.getColourIndex()); // add context icon if preferences indicate to ContextIcon icon = ContextIcon.createIcon(context.getIconName(), getResources()); int id = icon.smallIconId; if (id > 0 && displayIcon) { mContext.setIcon(getResources().getDrawable(id)); } else { mContext.setIcon(null); } mContext.setVisibility(View.VISIBLE); } else { mContext.setVisibility(View.GONE); } } private void updateDescription(Task task) { CharSequence description = task.getDescription(); if (task.isComplete()) { // add strike-through for completed tasks SpannableString desc = new SpannableString(description); desc.setSpan(new StrikethroughSpan(), 0, description.length(), Spanned.SPAN_PARAGRAPH); description = desc; } mDescription.setText(description); } private void updateWhen(Task task) { if (Preferences.displayDueDate(getContext())) { CharSequence dateRange = DateUtils.displayDateRange( getContext(), task.getStartDate(), task.getDueDate(), !task.isAllDay()); mDateDisplay.setText(dateRange); if (task.getDueDate() < System.currentTimeMillis()) { // task is overdue mDateDisplay.setTypeface(Typeface.DEFAULT_BOLD); mDateDisplay.setTextColor(Color.RED); } else { mDateDisplay.setTypeface(Typeface.DEFAULT); mDateDisplay.setTextColor( getContext().getResources().getColor(R.drawable.dark_blue)); } } else { mDateDisplay.setText(""); } } private void updateProject(Project project) { if (mShowProject && Preferences.displayProject(getContext()) && (project != null)) { mProject.setText(project.getName()); } else { mProject.setText(""); } } private void updateDetails(Task task) { final String details = task.getDetails(); if (Preferences.displayDetails(getContext()) && (details != null)) { mDetails.setText(details); } else { mDetails.setText(""); } } private void updateStatus(Task task, Context context, Project project) { mStatus.updateStatus(task, context, project, false); } }
Java
/* * Copyright (C) 2009 Android Shuffle Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dodgybits.shuffle.android.list.view; import android.content.Context; import android.util.AttributeSet; import android.widget.LinearLayout; public abstract class ItemView<T> extends LinearLayout { public ItemView(Context context) { super(context); } public ItemView(Context context, AttributeSet attrs) { super(context, attrs); } public abstract void updateView(T item); }
Java
/* * Copyright (C) 2009 Android Shuffle Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dodgybits.shuffle.android.list.view; import org.dodgybits.android.shuffle.R; import android.content.Context; public class ExpandableContextView extends ContextView { public ExpandableContextView(Context androidContext) { super(androidContext); } protected int getViewResourceId() { return R.layout.expandable_context_view; } }
Java
/* * Copyright (C) 2009 Android Shuffle Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dodgybits.shuffle.android.list.view; import org.dodgybits.android.shuffle.R; import android.content.Context; public class ExpandableProjectView extends ProjectView { public ExpandableProjectView(Context androidContext) { super(androidContext); } protected int getViewResourceId() { return R.layout.expandable_project_view; } }
Java
/* * Copyright (C) 2009 Android Shuffle Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dodgybits.shuffle.android.list.view; public interface SwipeListItemListener { public void onListItemSwiped(int position); }
Java
/* * Copyright (C) 2009 Android Shuffle Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dodgybits.shuffle.android.list.config; import org.dodgybits.shuffle.android.core.model.Entity; import org.dodgybits.shuffle.android.core.model.persistence.TaskPersister; import android.content.ContextWrapper; public interface DrilldownListConfig<G extends Entity> extends ListConfig<G> { public String getChildName(ContextWrapper context); TaskPersister getChildPersister(); }
Java
package org.dodgybits.shuffle.android.list.config; import android.content.ContextWrapper; import com.google.inject.Inject; import org.dodgybits.android.shuffle.R; import org.dodgybits.shuffle.android.core.model.Context; import org.dodgybits.shuffle.android.core.model.Id; import org.dodgybits.shuffle.android.core.model.persistence.TaskPersister; import org.dodgybits.shuffle.android.core.model.persistence.selector.TaskSelector; import org.dodgybits.shuffle.android.list.annotation.ContextTasks; import org.dodgybits.shuffle.android.persistence.provider.TaskProvider; import org.dodgybits.shuffle.android.preference.model.ListPreferenceSettings; import java.util.ArrayList; import java.util.Arrays; import java.util.List; import static org.dodgybits.shuffle.android.core.model.persistence.selector.Flag.no; public class ContextTasksListConfig extends AbstractTaskListConfig { private Id mContextId; private Context mContext; @Inject public ContextTasksListConfig(TaskPersister persister, @ContextTasks ListPreferenceSettings settings) { super(null, persister, settings); } @Override public int getCurrentViewMenuId() { return 0; } @Override public String createTitle(ContextWrapper context) { return context.getString(R.string.title_context_tasks, mContext.getName()); } @Override public boolean showTaskContext() { return false; } public void setContextId(Id contextId) { mContextId = contextId; setTaskSelector(createTaskQuery()); } public void setContext(Context context) { mContext = context; } private TaskSelector createTaskQuery() { List<Id> ids = Arrays.asList(new Id[]{mContextId}); TaskSelector query = TaskSelector.newBuilder() .setContexts(ids) .setSortOrder(TaskProvider.Tasks.CREATED_DATE + " ASC") .build(); return query; } }
Java
package org.dodgybits.shuffle.android.list.config; import android.content.ContextWrapper; import com.google.inject.Inject; import org.dodgybits.android.shuffle.R; import org.dodgybits.shuffle.android.core.model.Context; import org.dodgybits.shuffle.android.core.model.Id; import org.dodgybits.shuffle.android.core.model.Project; import org.dodgybits.shuffle.android.core.model.persistence.TaskPersister; import org.dodgybits.shuffle.android.core.model.persistence.selector.Flag; import org.dodgybits.shuffle.android.core.model.persistence.selector.TaskSelector; import org.dodgybits.shuffle.android.list.annotation.ContextTasks; import org.dodgybits.shuffle.android.list.annotation.ProjectTasks; import org.dodgybits.shuffle.android.persistence.provider.TaskProvider; import org.dodgybits.shuffle.android.preference.model.ListPreferenceSettings; import java.util.ArrayList; import java.util.Arrays; import java.util.List; import static org.dodgybits.shuffle.android.core.model.persistence.selector.Flag.no; public class ProjectTasksListConfig extends AbstractTaskListConfig { private Id mProjectId; private Project mProject; @Inject public ProjectTasksListConfig(TaskPersister persister, @ProjectTasks ListPreferenceSettings settings) { super(null, persister, settings); } @Override public int getCurrentViewMenuId() { return 0; } @Override public String createTitle(ContextWrapper context) { return context.getString(R.string.title_project_tasks, mProject.getName()); } @Override public boolean showTaskProject() { return false; } public void setProjectId(Id projectId) { mProjectId = projectId; setTaskSelector(createTaskQuery()); } public void setProject(Project project) { mProject = project; } private TaskSelector createTaskQuery() { List<Id> ids = Arrays.asList(new Id[]{mProjectId}); TaskSelector query = TaskSelector.newBuilder() .setProjects(ids) .setSortOrder(TaskProvider.Tasks.DISPLAY_ORDER + " ASC") .build(); return query; } }
Java
/* * Copyright (C) 2009 Android Shuffle Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dodgybits.shuffle.android.list.config; import org.dodgybits.shuffle.android.core.model.Entity; import org.dodgybits.shuffle.android.core.model.persistence.EntityPersister; import org.dodgybits.shuffle.android.core.model.persistence.TaskPersister; import android.content.ContextWrapper; import org.dodgybits.shuffle.android.core.model.persistence.selector.EntitySelector; import org.dodgybits.shuffle.android.core.model.persistence.selector.TaskSelector; import org.dodgybits.shuffle.android.preference.model.ListPreferenceSettings; public interface ExpandableListConfig<G extends Entity> { /** * @return id of layout for this view */ int getContentViewResId(); int getCurrentViewMenuId(); String getGroupName(ContextWrapper context); String getChildName(ContextWrapper context); /** * @return the name of the database column holding the key from the child to the parent */ String getGroupIdColumnName(); EntitySelector getGroupSelector(); TaskSelector getChildSelector(); EntityPersister<G> getGroupPersister(); TaskPersister getChildPersister(); ListPreferenceSettings getListPreferenceSettings(); }
Java
package org.dodgybits.shuffle.android.list.config; import static org.dodgybits.shuffle.android.core.model.persistence.selector.Flag.yes; import java.util.HashMap; import org.dodgybits.shuffle.android.core.model.persistence.selector.TaskSelector; import org.dodgybits.shuffle.android.core.model.persistence.selector.TaskSelector.PredefinedQuery; import org.dodgybits.shuffle.android.list.activity.task.InboxActivity; import org.dodgybits.shuffle.android.list.activity.task.TabbedDueActionsActivity; import org.dodgybits.shuffle.android.list.activity.task.TicklerActivity; import org.dodgybits.shuffle.android.list.activity.task.TopTasksActivity; import android.content.Context; import android.content.Intent; public class StandardTaskQueries { public static final String cInbox = "inbox"; public static final String cDueToday = "due_today"; public static final String cDueNextWeek = "due_next_week"; public static final String cDueNextMonth = "due_next_month"; public static final String cNextTasks = "next_tasks"; public static final String cTickler = "tickler"; public static final String cDueTasksFilterPrefs = "due_tasks"; public static final String cProjectFilterPrefs = "project"; public static final String cContextFilterPrefs = "context"; private static final TaskSelector cInboxQuery = TaskSelector.newBuilder().setPredefined(PredefinedQuery.inbox).build(); private static final TaskSelector cDueTodayQuery = TaskSelector.newBuilder().setPredefined(PredefinedQuery.dueToday).build(); private static final TaskSelector cDueNextWeekQuery = TaskSelector.newBuilder().setPredefined(PredefinedQuery.dueNextWeek).build(); private static final TaskSelector cDueNextMonthQuery = TaskSelector.newBuilder().setPredefined(PredefinedQuery.dueNextMonth).build(); private static final TaskSelector cNextTasksQuery = TaskSelector.newBuilder().setPredefined(PredefinedQuery.nextTasks).build(); private static final TaskSelector cTicklerQuery = TaskSelector.newBuilder().setPredefined(PredefinedQuery.tickler).build(); private static final HashMap<String,TaskSelector> cQueryMap = new HashMap<String,TaskSelector>(); static { cQueryMap.put(cInbox, cInboxQuery); cQueryMap.put(cDueToday, cDueTodayQuery); cQueryMap.put(cDueNextWeek, cDueNextWeekQuery); cQueryMap.put(cDueNextMonth, cDueNextMonthQuery); cQueryMap.put(cNextTasks, cNextTasksQuery); cQueryMap.put(cTickler, cTicklerQuery); } private static final HashMap<String,String> cFilterPrefsMap = new HashMap<String,String>(); static { cFilterPrefsMap.put(cInbox, cInbox); cFilterPrefsMap.put(cDueToday, cDueTasksFilterPrefs); cFilterPrefsMap.put(cDueNextWeek, cDueTasksFilterPrefs); cFilterPrefsMap.put(cDueNextMonth, cDueTasksFilterPrefs); cFilterPrefsMap.put(cNextTasks, cNextTasks); cFilterPrefsMap.put(cTickler, cTickler); } public static TaskSelector getQuery(String name) { return cQueryMap.get(name); } public static String getFilterPrefsKey(String name) { return cFilterPrefsMap.get(name); } public static Intent getActivityIntent(Context context, String name) { if (cInbox.equals(name)) { return new Intent(context, InboxActivity.class); } if (cNextTasks.equals(name)) { return new Intent(context, TopTasksActivity.class); } if (cTickler.equals(name)) { return new Intent(context, TicklerActivity.class); } PredefinedQuery query = PredefinedQuery.dueToday; if (cDueNextWeek.equals(name)) { query = PredefinedQuery.dueNextWeek; } else if (cDueNextMonth.equals(name)) { query = PredefinedQuery.dueNextMonth; } Intent intent = new Intent(context, TabbedDueActionsActivity.class); intent.putExtra(TabbedDueActionsActivity.DUE_MODE, query.name()); return intent; } }
Java
/* * Copyright (C) 2009 Android Shuffle Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dodgybits.shuffle.android.list.config; import org.dodgybits.shuffle.android.core.model.Entity; import org.dodgybits.shuffle.android.core.model.persistence.EntityPersister; import android.app.Activity; import android.content.ContextWrapper; import android.database.Cursor; import org.dodgybits.shuffle.android.core.model.persistence.selector.EntitySelector; import org.dodgybits.shuffle.android.preference.model.ListPreferenceSettings; public interface ListConfig<T extends Entity> { String createTitle(ContextWrapper context); String getItemName(ContextWrapper context); /** * @return id of layout for this view */ int getContentViewResId(); EntityPersister<T> getPersister(); EntitySelector getEntitySelector(); int getCurrentViewMenuId(); boolean supportsViewAction(); boolean isTaskList(); Cursor createQuery(Activity activity); ListPreferenceSettings getListPreferenceSettings(); }
Java
package org.dodgybits.shuffle.android.list.config; import android.content.ContextWrapper; import com.google.inject.Inject; import org.dodgybits.android.shuffle.R; import org.dodgybits.shuffle.android.core.model.persistence.TaskPersister; import org.dodgybits.shuffle.android.core.model.persistence.selector.Flag; import org.dodgybits.shuffle.android.core.model.persistence.selector.TaskSelector; import org.dodgybits.shuffle.android.core.view.MenuUtils; import org.dodgybits.shuffle.android.list.annotation.DueTasks; import org.dodgybits.shuffle.android.preference.model.ListPreferenceSettings; public class DueActionsListConfig extends AbstractTaskListConfig { private TaskSelector.PredefinedQuery mMode = TaskSelector.PredefinedQuery.dueToday; @Inject public DueActionsListConfig(TaskPersister persister, @DueTasks ListPreferenceSettings settings) { super( createSelector(TaskSelector.PredefinedQuery.dueToday), persister, settings); } public TaskSelector.PredefinedQuery getMode() { return mMode; } public void setMode(TaskSelector.PredefinedQuery mode) { mMode = mode; setTaskSelector(createSelector(mode)); } @Override public int getContentViewResId() { return R.layout.tabbed_due_tasks; } public int getCurrentViewMenuId() { return MenuUtils.CALENDAR_ID; } public String createTitle(ContextWrapper context) { return context.getString(R.string.title_calendar, getSelectedPeriod(context)); } private String getSelectedPeriod(ContextWrapper context) { String result = null; switch (mMode) { case dueToday: result = context.getString(R.string.day_button_title).toLowerCase(); break; case dueNextWeek: result = context.getString(R.string.week_button_title).toLowerCase(); break; case dueNextMonth: result = context.getString(R.string.month_button_title).toLowerCase(); break; } return result; } private static TaskSelector createSelector(TaskSelector.PredefinedQuery mMode) { return TaskSelector.newBuilder().setPredefined(mMode).build(); } }
Java
/* * Copyright (C) 2009 Android Shuffle Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dodgybits.shuffle.android.list.config; import org.dodgybits.android.shuffle.R; import org.dodgybits.shuffle.android.core.model.Context; import org.dodgybits.shuffle.android.core.model.persistence.ContextPersister; import org.dodgybits.shuffle.android.core.model.persistence.EntityPersister; import org.dodgybits.shuffle.android.core.model.persistence.TaskPersister; import org.dodgybits.shuffle.android.core.model.persistence.selector.ContextSelector; import org.dodgybits.shuffle.android.core.model.persistence.selector.EntitySelector; import org.dodgybits.shuffle.android.core.model.persistence.selector.TaskSelector; import org.dodgybits.shuffle.android.core.view.MenuUtils; import org.dodgybits.shuffle.android.list.annotation.ContextTasks; import org.dodgybits.shuffle.android.persistence.provider.ContextProvider; import android.app.Activity; import android.content.ContextWrapper; import android.database.Cursor; import com.google.inject.Inject; import org.dodgybits.shuffle.android.persistence.provider.TaskProvider; import org.dodgybits.shuffle.android.preference.model.ListPreferenceSettings; public class ContextListConfig implements DrilldownListConfig<Context> { private ContextPersister mGroupPersister; private TaskPersister mChildPersister; private ListPreferenceSettings mSettings; private EntitySelector mSelector; @Inject public ContextListConfig(ContextPersister contextPersister, TaskPersister taskPersister, @ContextTasks ListPreferenceSettings settings) { mGroupPersister = contextPersister; mChildPersister = taskPersister; mSettings = settings; mSelector = ContextSelector.newBuilder().setSortOrder(ContextProvider.Contexts.NAME + " ASC").build(); } @Override public String createTitle(ContextWrapper context) { return context.getString(R.string.title_context); } @Override public int getContentViewResId() { return R.layout.contexts; } @Override public int getCurrentViewMenuId() { return MenuUtils.CONTEXT_ID; } @Override public String getItemName(ContextWrapper context) { return context.getString(R.string.context_name); } @Override public boolean isTaskList() { return false; } @Override public EntityPersister<Context> getPersister() { return mGroupPersister; } @Override public TaskPersister getChildPersister() { return mChildPersister; } @Override public EntitySelector getEntitySelector() { return mSelector; } @Override public boolean supportsViewAction() { return false; } @Override public String getChildName(ContextWrapper context) { return context.getString(R.string.task_name); } @Override public Cursor createQuery(Activity activity) { EntitySelector selector = getEntitySelector().builderFrom(). applyListPreferences(activity, getListPreferenceSettings()).build(); return activity.managedQuery( getPersister().getContentUri(), ContextProvider.Contexts.FULL_PROJECTION, selector.getSelection(activity), selector.getSelectionArgs(), selector.getSortOrder()); } @Override public ListPreferenceSettings getListPreferenceSettings() { return mSettings; } }
Java
/* * Copyright (C) 2009 Android Shuffle Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dodgybits.shuffle.android.list.config; import org.dodgybits.android.shuffle.R; import org.dodgybits.shuffle.android.core.model.Task; import org.dodgybits.shuffle.android.core.model.persistence.EntityPersister; import org.dodgybits.shuffle.android.core.model.persistence.TaskPersister; import org.dodgybits.shuffle.android.core.model.persistence.selector.EntitySelector; import org.dodgybits.shuffle.android.core.model.persistence.selector.TaskSelector; import org.dodgybits.shuffle.android.persistence.provider.TaskProvider; import android.app.Activity; import android.content.ContextWrapper; import android.database.Cursor; import org.dodgybits.shuffle.android.preference.model.ListPreferenceSettings; public abstract class AbstractTaskListConfig implements TaskListConfig { private TaskPersister mPersister; private TaskSelector mTaskSelector; private ListPreferenceSettings mSettings; public AbstractTaskListConfig(TaskSelector selector, TaskPersister persister, ListPreferenceSettings settings) { mTaskSelector = selector; mPersister = persister; mSettings = settings; } @Override public int getContentViewResId() { return R.layout.task_list; } @Override public String getItemName(ContextWrapper context) { return context.getString(R.string.task_name); } @Override public EntityPersister<Task> getPersister() { return mPersister; } public TaskPersister getTaskPersister() { return mPersister; } @Override public boolean supportsViewAction() { return true; } @Override public boolean isTaskList() { return true; } @Override public TaskSelector getTaskSelector() { return mTaskSelector; } @Override public EntitySelector getEntitySelector() { return mTaskSelector; } @Override public void setTaskSelector(TaskSelector query) { mTaskSelector = query; } @Override public Cursor createQuery(Activity activity) { EntitySelector selector = getEntitySelector().builderFrom(). applyListPreferences(activity, getListPreferenceSettings()).build(); return activity.managedQuery( selector.getContentUri(), TaskProvider.Tasks.FULL_PROJECTION, selector.getSelection(activity), selector.getSelectionArgs(), selector.getSortOrder()); } @Override public ListPreferenceSettings getListPreferenceSettings() { return mSettings; } @Override public boolean showTaskContext() { return true; } @Override public boolean showTaskProject() { return true; } }
Java
/* * Copyright (C) 2009 Android Shuffle Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dodgybits.shuffle.android.list.config; import org.dodgybits.android.shuffle.R; import org.dodgybits.shuffle.android.core.model.Context; import org.dodgybits.shuffle.android.core.model.persistence.ContextPersister; import org.dodgybits.shuffle.android.core.model.persistence.EntityPersister; import org.dodgybits.shuffle.android.core.model.persistence.TaskPersister; import org.dodgybits.shuffle.android.core.model.persistence.selector.ContextSelector; import org.dodgybits.shuffle.android.core.model.persistence.selector.EntitySelector; import org.dodgybits.shuffle.android.core.model.persistence.selector.ProjectSelector; import org.dodgybits.shuffle.android.core.model.persistence.selector.TaskSelector; import org.dodgybits.shuffle.android.core.view.MenuUtils; import org.dodgybits.shuffle.android.list.annotation.ExpandableContexts; import org.dodgybits.shuffle.android.persistence.provider.TaskProvider; import android.content.ContextWrapper; import com.google.inject.Inject; import org.dodgybits.shuffle.android.preference.model.ListPreferenceSettings; public class ContextExpandableListConfig implements ExpandableListConfig<Context> { private ContextPersister mGroupPersister; private TaskPersister mChildPersister; private ListPreferenceSettings mSettings; private TaskSelector mTaskSelector; private ContextSelector mContextSelector; @Inject public ContextExpandableListConfig(ContextPersister contextPersister, TaskPersister taskPersister, @ExpandableContexts ListPreferenceSettings settings) { mGroupPersister = contextPersister; mChildPersister = taskPersister; mSettings = settings; mTaskSelector = TaskSelector.newBuilder().build(); mContextSelector = ContextSelector.newBuilder().build(); } @Override public EntitySelector getGroupSelector() { return mContextSelector; } @Override public TaskSelector getChildSelector() { return mTaskSelector; } @Override public String getChildName(ContextWrapper context) { return context.getString(R.string.task_name); } @Override public int getContentViewResId() { return R.layout.expandable_contexts; } @Override public int getCurrentViewMenuId() { return MenuUtils.CONTEXT_ID; } @Override public String getGroupIdColumnName() { return TaskProvider.Tasks.CONTEXT_ID; } @Override public String getGroupName(ContextWrapper context) { return context.getString(R.string.context_name); } @Override public TaskPersister getChildPersister() { return mChildPersister; } @Override public EntityPersister<Context> getGroupPersister() { return mGroupPersister; } @Override public ListPreferenceSettings getListPreferenceSettings() { return mSettings; } }
Java
package org.dodgybits.shuffle.android.list.config; import org.dodgybits.shuffle.android.core.model.Task; import org.dodgybits.shuffle.android.core.model.persistence.TaskPersister; import org.dodgybits.shuffle.android.core.model.persistence.selector.TaskSelector; import org.dodgybits.shuffle.android.preference.model.ListPreferenceSettings; public interface TaskListConfig extends ListConfig<Task> { TaskPersister getTaskPersister(); TaskSelector getTaskSelector(); void setTaskSelector(TaskSelector query); boolean showTaskContext(); boolean showTaskProject(); }
Java
/* * Copyright (C) 2009 Android Shuffle Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dodgybits.shuffle.android.list.config; import android.app.Activity; import android.content.ContextWrapper; import android.database.Cursor; import com.google.inject.Inject; import org.dodgybits.android.shuffle.R; import org.dodgybits.shuffle.android.core.model.Project; import org.dodgybits.shuffle.android.core.model.persistence.EntityPersister; import org.dodgybits.shuffle.android.core.model.persistence.ProjectPersister; import org.dodgybits.shuffle.android.core.model.persistence.TaskPersister; import org.dodgybits.shuffle.android.core.model.persistence.selector.EntitySelector; import org.dodgybits.shuffle.android.core.model.persistence.selector.ProjectSelector; import org.dodgybits.shuffle.android.core.view.MenuUtils; import org.dodgybits.shuffle.android.list.annotation.ProjectTasks; import org.dodgybits.shuffle.android.persistence.provider.ProjectProvider; import org.dodgybits.shuffle.android.preference.model.ListPreferenceSettings; public class ProjectListConfig implements DrilldownListConfig<Project> { private ProjectPersister mGroupPersister; private TaskPersister mChildPersister; private ListPreferenceSettings mSettings; private EntitySelector mSelector; @Inject public ProjectListConfig(ProjectPersister projectPersister, TaskPersister taskPersister, @ProjectTasks ListPreferenceSettings settings) { mGroupPersister = projectPersister; mChildPersister = taskPersister; mSettings = settings; mSelector = ProjectSelector.newBuilder().setSortOrder(ProjectProvider.Projects.NAME + " ASC").build(); } @Override public String getChildName(ContextWrapper context) { return context.getString(R.string.task_name); } @Override public String createTitle(ContextWrapper context) { return context.getString(R.string.title_project); } @Override public int getContentViewResId() { return R.layout.projects; } @Override public int getCurrentViewMenuId() { return MenuUtils.PROJECT_ID; } @Override public String getItemName(ContextWrapper context) { return context.getString(R.string.project_name); } @Override public boolean isTaskList() { return false; } @Override public boolean supportsViewAction() { return false; } @Override public EntityPersister<Project> getPersister() { return mGroupPersister; } @Override public TaskPersister getChildPersister() { return mChildPersister; } @Override public EntitySelector getEntitySelector() { return mSelector; } @Override public Cursor createQuery(Activity activity) { EntitySelector selector = getEntitySelector().builderFrom(). applyListPreferences(activity, getListPreferenceSettings()).build(); return activity.managedQuery( getPersister().getContentUri(), ProjectProvider.Projects.FULL_PROJECTION, selector.getSelection(activity), selector.getSelectionArgs(), selector.getSortOrder()); } @Override public ListPreferenceSettings getListPreferenceSettings() { return mSettings; } }
Java
/* * Copyright (C) 2009 Android Shuffle Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.dodgybits.shuffle.android.list.config; import android.content.ContextWrapper; import com.google.inject.Inject; import org.dodgybits.android.shuffle.R; import org.dodgybits.shuffle.android.core.model.Project; import org.dodgybits.shuffle.android.core.model.persistence.EntityPersister; import org.dodgybits.shuffle.android.core.model.persistence.ProjectPersister; import org.dodgybits.shuffle.android.core.model.persistence.TaskPersister; import org.dodgybits.shuffle.android.core.model.persistence.selector.EntitySelector; import org.dodgybits.shuffle.android.core.model.persistence.selector.ProjectSelector; import org.dodgybits.shuffle.android.core.model.persistence.selector.TaskSelector; import org.dodgybits.shuffle.android.core.view.MenuUtils; import org.dodgybits.shuffle.android.list.annotation.ExpandableProjects; import org.dodgybits.shuffle.android.persistence.provider.ProjectProvider; import org.dodgybits.shuffle.android.persistence.provider.TaskProvider; import org.dodgybits.shuffle.android.preference.model.ListPreferenceSettings; public class ProjectExpandableListConfig implements ExpandableListConfig<Project> { private ProjectPersister mGroupPersister; private TaskPersister mChildPersister; private ListPreferenceSettings mSettings; private TaskSelector mTaskSelector; private ProjectSelector mProjectSelector; @Inject public ProjectExpandableListConfig(ProjectPersister projectPersister, TaskPersister taskPersister, @ExpandableProjects ListPreferenceSettings settings) { mGroupPersister = projectPersister; mChildPersister = taskPersister; mSettings = settings; mTaskSelector = TaskSelector.newBuilder(). setSortOrder(TaskProvider.Tasks.DISPLAY_ORDER + " ASC").build(); mProjectSelector = ProjectSelector.newBuilder(). setSortOrder(ProjectProvider.Projects.NAME + " ASC").build(); } @Override public EntitySelector getGroupSelector() { return mProjectSelector; } @Override public TaskSelector getChildSelector() { return mTaskSelector; } @Override public String getChildName(ContextWrapper context) { return context.getString(R.string.task_name); } @Override public int getContentViewResId() { return R.layout.expandable_projects; } @Override public int getCurrentViewMenuId() { return MenuUtils.PROJECT_ID; } @Override public String getGroupIdColumnName() { return TaskProvider.Tasks.PROJECT_ID; } @Override public String getGroupName(ContextWrapper context) { return context.getString(R.string.project_name); } @Override public TaskPersister getChildPersister() { return mChildPersister; } @Override public EntityPersister<Project> getGroupPersister() { return mGroupPersister; } @Override public ListPreferenceSettings getListPreferenceSettings() { return mSettings; } }
Java
package org.dodgybits.shuffle.web.client.formatter; import java.util.Date; import org.dodgybits.shuffle.web.client.model.TaskValue; import com.google.gwt.i18n.client.DateTimeFormat; public class ActionDateFormatter { private DateTimeFormat dateFormat; public ActionDateFormatter() { dateFormat = DateTimeFormat.getFormat("d MMM"); } public String getShortDueDate(TaskValue taskValue) { Date date = taskValue.getDueDate(); String result = ""; if (date != null) { if (isSameDay(date, new Date())) { // only show time if date is today result = DateTimeFormat.getShortTimeFormat().format(date); } else { result = dateFormat.format(date); } } return result; } @SuppressWarnings("deprecation") private static boolean isSameDay(Date date1, Date date2) { return date1.getYear() == date2.getYear() && date1.getMonth() == date2.getMonth() && date1.getDate() == date2.getDate(); } }
Java
package org.dodgybits.shuffle.web.client; import com.google.gwt.core.client.GWT; import com.google.gwt.event.dom.client.ClickEvent; import com.google.gwt.resources.client.CssResource; import com.google.gwt.uibinder.client.UiBinder; import com.google.gwt.uibinder.client.UiField; import com.google.gwt.uibinder.client.UiHandler; import com.google.gwt.user.client.Window; import com.google.gwt.user.client.ui.Anchor; import com.google.gwt.user.client.ui.Composite; import com.google.gwt.user.client.ui.Widget; public class Navigation extends Composite { interface Binder extends UiBinder<Widget, Navigation> { } interface Style extends CssResource { String item(); } private static final Binder binder = GWT.create(Binder.class); @UiField Style style; @UiField Anchor inboxLink; @UiField Anchor dueActionsLink; @UiField Anchor nextActionsLink; @UiField Anchor projectsLink; @UiField Anchor contextsLink; public Navigation() { initWidget(binder.createAndBindUi(this)); } @UiHandler("inboxLink") void onInboxClicked(ClickEvent event) { // TODO dispatch event or some such thing Window.alert("Loading inbox"); } @UiHandler("projectsLink") void onProjectsClicked(ClickEvent event) { // TODO dispatch event or some such thing Window.alert("Loading projects"); } }
Java
package org.dodgybits.shuffle.web.client.gin; import org.dodgybits.shuffle.web.client.formatter.ActionDateFormatter; import org.dodgybits.shuffle.web.client.model.LoginInfo; import com.google.gwt.event.shared.HandlerManager; import com.google.gwt.inject.client.AbstractGinModule; import com.google.inject.Singleton; public class ShuffleGinModule extends AbstractGinModule { protected void configure() { bind(ActionDateFormatter.class).in(Singleton.class); bind(LoginInfo.class).in(Singleton.class); // event hub (TODO hide this from project classes) bind(HandlerManager.class).in(Singleton.class); } }
Java
package org.dodgybits.shuffle.web.client.gin; import org.dodgybits.shuffle.web.client.Main; import com.google.gwt.inject.client.Ginjector; public interface ShuffleGinjector extends Ginjector { Main getMain(); }
Java
package org.dodgybits.shuffle.web.client; import com.google.gwt.user.client.ui.ResizeComposite; import com.google.inject.Inject; public class CentrePanel extends ResizeComposite { TaskList taskList; @Inject public CentrePanel(TaskList taskList) { this.taskList = taskList; initWidget(taskList); } }
Java
/* * Licensed under the Apache License, Version 2.0 (the "License"); you may not * use this file except in compliance with the License. You may obtain a copy of * the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations under * the License. */ package org.dodgybits.shuffle.web.client; import org.dodgybits.shuffle.web.client.model.LoginInfo; import org.dodgybits.shuffle.web.client.service.LoginServiceAsync; import com.google.gwt.core.client.GWT; import com.google.gwt.dom.client.SpanElement; import com.google.gwt.uibinder.client.UiBinder; import com.google.gwt.uibinder.client.UiField; import com.google.gwt.user.client.Window.Location; import com.google.gwt.user.client.rpc.AsyncCallback; import com.google.gwt.user.client.ui.Anchor; import com.google.gwt.user.client.ui.Composite; import com.google.gwt.user.client.ui.Widget; import com.google.inject.Inject; /** * The top panel, which contains the 'welcome' message and various links. */ public class TopPanel extends Composite { interface Binder extends UiBinder<Widget, TopPanel> { } private static final Binder binder = GWT.create(Binder.class); @Inject ShuffleConstants constants; @UiField SpanElement emailSpan; @UiField Anchor loginLink; @UiField Anchor settingsLink; @Inject public TopPanel(LoginServiceAsync loginService, final LoginInfo loginInfo) { initWidget(binder.createAndBindUi(this)); loginService.login(getModuleUrl(), new AsyncCallback<LoginInfo>() { public void onFailure(Throwable error) { } public void onSuccess(LoginInfo result) { loginInfo.populate(result); if(loginInfo.isLoggedIn()) { loginLink.setText(constants.signOut()); loginLink.setHref(loginInfo.getLogoutUrl()); emailSpan.setInnerText(loginInfo.getEmailAddress()); } else { loginLink.setText(constants.signIn()); loginLink.setHref(loginInfo.getLoginUrl()); emailSpan.setInnerText(""); } } }); } private String getModuleUrl() { String url = Location.getPath(); String gwtCodeSvrParam = Location.getParameter("gwt.codesvr"); if (!"".equals(gwtCodeSvrParam)) { url += "?gwt.codesvr=" + gwtCodeSvrParam; } return url; } }
Java
package org.dodgybits.shuffle.web.client; import com.google.gwt.i18n.client.Constants; import com.google.gwt.i18n.client.LocalizableResource.DefaultLocale; @DefaultLocale("en") // not required since this is the default public interface ShuffleConstants extends Constants { @DefaultStringValue("Sign In") String signIn(); @DefaultStringValue("Sign Out") String signOut(); }
Java
package org.dodgybits.shuffle.web.client.service; import java.io.Serializable; public class NotLoggedInException extends Exception implements Serializable { public NotLoggedInException() { super(); } public NotLoggedInException(String message) { super(message); } }
Java
package org.dodgybits.shuffle.web.client.service; import org.dodgybits.shuffle.web.client.model.LoginInfo; import com.google.gwt.user.client.rpc.RemoteService; import com.google.gwt.user.client.rpc.RemoteServiceRelativePath; @RemoteServiceRelativePath("login") public interface LoginService extends RemoteService { public LoginInfo login(String requestUri); }
Java
package org.dodgybits.shuffle.web.client.service; import org.dodgybits.shuffle.web.client.model.LoginInfo; import com.google.gwt.user.client.rpc.AsyncCallback; public interface LoginServiceAsync { public void login(String requestUri, AsyncCallback<LoginInfo> async); }
Java
package org.dodgybits.shuffle.web.client.service; import java.util.ArrayList; import org.dodgybits.shuffle.web.client.model.TaskFilter; import org.dodgybits.shuffle.web.client.model.TaskOrdering; import org.dodgybits.shuffle.web.client.model.TaskValue; import com.google.gwt.user.client.rpc.RemoteService; import com.google.gwt.user.client.rpc.RemoteServiceRelativePath; @RemoteServiceRelativePath("task") public interface TaskService extends RemoteService { ArrayList<TaskValue> getMockTasks() throws NotLoggedInException; ArrayList<TaskValue> getTasks(TaskFilter filter, TaskOrdering order) throws NotLoggedInException; TaskValue saveTask(TaskValue taskValue) throws NotLoggedInException; }
Java
package org.dodgybits.shuffle.web.client.service; import com.google.gwt.user.client.Window; import com.google.gwt.user.client.rpc.AsyncCallback; public abstract class ErrorHandlingAsyncCallback<T> implements AsyncCallback<T> { @Override public void onFailure(Throwable caught) { Window.alert(caught.getMessage()); } }
Java
package org.dodgybits.shuffle.web.client.service; import java.util.ArrayList; import org.dodgybits.shuffle.web.client.model.TaskFilter; import org.dodgybits.shuffle.web.client.model.TaskOrdering; import org.dodgybits.shuffle.web.client.model.TaskValue; import com.google.gwt.user.client.rpc.AsyncCallback; public interface TaskServiceAsync { void getMockTasks(AsyncCallback<ArrayList<TaskValue>> callback); void getTasks(TaskFilter filter, TaskOrdering order, AsyncCallback<ArrayList<TaskValue>> callback); void saveTask(TaskValue taskValue, AsyncCallback<TaskValue> callback); }
Java
package org.dodgybits.shuffle.web.client; import java.util.ArrayList; import java.util.Date; import org.dodgybits.shuffle.web.client.command.GetTasksCommand; import org.dodgybits.shuffle.web.client.command.SaveTaskCommand; import org.dodgybits.shuffle.web.client.formatter.ActionDateFormatter; import org.dodgybits.shuffle.web.client.model.TaskValue; import org.dodgybits.shuffle.web.client.service.ErrorHandlingAsyncCallback; import com.google.gwt.core.client.GWT; import com.google.gwt.event.dom.client.ClickEvent; import com.google.gwt.event.dom.client.ClickHandler; import com.google.gwt.resources.client.CssResource; import com.google.gwt.uibinder.client.UiBinder; import com.google.gwt.uibinder.client.UiField; import com.google.gwt.user.client.DOM; import com.google.gwt.user.client.Element; import com.google.gwt.user.client.ui.FlexTable; import com.google.gwt.user.client.ui.FlowPanel; import com.google.gwt.user.client.ui.ResizeComposite; import com.google.gwt.user.client.ui.Widget; import com.google.gwt.user.client.ui.HTMLTable.Cell; import com.google.inject.Inject; /** * A composite that displays a list of actions. */ public class TaskList extends ResizeComposite implements ClickHandler { interface Binder extends UiBinder<Widget, TaskList> { } interface SelectionStyle extends CssResource { String selectedRow(); } private static final Binder sBinder = GWT.create(Binder.class); private ActionDateFormatter mFormatter; private GetTasksCommand.Factory mGetTasksFactory; private SaveTaskCommand.Factory mSaveTaskFactory; private ArrayList<TaskValue> taskValues; @UiField FlowPanel header; @UiField FlowPanel footer; @UiField FlexTable table; @UiField SelectionStyle selectionStyle; @Inject public TaskList(GetTasksCommand.Factory factory, SaveTaskCommand.Factory saveTaskFactory, ActionDateFormatter formatter) { mGetTasksFactory = factory; mSaveTaskFactory = saveTaskFactory; mFormatter = formatter; initWidget(sBinder.createAndBindUi(this)); initTable(); } private void initTable() { // Initialize the table. table.getColumnFormatter().setWidth(1, "10em"); table.addClickHandler(this); fetchActions(); } private void fetchActions() { GetTasksCommand command = mGetTasksFactory .create(new ErrorHandlingAsyncCallback<ArrayList<TaskValue>>() { @Override public void onSuccess(ArrayList<TaskValue> result) { taskValues = result; displayActions(); } }); command.execute(); } private void saveAction(final int taskValueIndex) { TaskValue task = taskValues.get(taskValueIndex); SaveTaskCommand command = mSaveTaskFactory .create(task, new ErrorHandlingAsyncCallback<TaskValue>() { @Override public void onSuccess(TaskValue result) { taskValues.set(taskValueIndex, result); } }); command.execute(); } private void displayActions() { int numActions = taskValues.size(); for (int i = 0; i < numActions; i++) { TaskValue taskValue = taskValues.get(i); displayAction(taskValue, i); } } @Override public void onClick(ClickEvent event) { Cell clickedCell = table.getCellForEvent(event); int rowIndex = clickedCell.getRowIndex(); saveAction(rowIndex); } private void displayAction(TaskValue taskValue, int row) { String description = "<div class='actionTitle'>" + escapeHtml(taskValue.getTitle()) + "<span class='actionDetails'> - " + escapeHtml(taskValue.getDetails()) + "</span></div>"; table.setHTML(row, 0, description); table.setText(row, 1, mFormatter.getShortDueDate(taskValue)); table.getCellFormatter().setStyleName( row, 1, isInPast(taskValue.getDueDate()) ? "actionDueInPass" : "actionDueInFuture"); } private static String escapeHtml(String maybeHtml) { final Element div = DOM.createDiv(); DOM.setInnerText(div, maybeHtml); return DOM.getInnerHTML(div); } private static boolean isInPast(Date date) { return date != null && date.getTime() < System.currentTimeMillis(); } }
Java
package org.dodgybits.shuffle.web.client; import com.google.gwt.core.client.GWT; import com.google.gwt.uibinder.client.UiBinder; import com.google.gwt.uibinder.client.UiField; import com.google.gwt.user.client.ui.DockLayoutPanel; import com.google.gwt.user.client.ui.ResizeComposite; import com.google.inject.Inject; public class Main extends ResizeComposite { interface Binder extends UiBinder<DockLayoutPanel, Main> { } private static final Binder binder = GWT.create(Binder.class); @UiField(provided=true) TopPanel topPanel; @UiField(provided=true) Navigation navigation; @UiField(provided=true) CentrePanel centrePanel; @Inject public Main(TopPanel topPanel, Navigation navigation, CentrePanel centrePanel) { this.topPanel = topPanel; this.navigation = navigation; this.centrePanel = centrePanel; // Create the UI defined in Main.ui.xml. DockLayoutPanel outer = binder.createAndBindUi(this); initWidget(outer); } }
Java
package org.dodgybits.shuffle.web.client.model; import java.io.Serializable; public class LoginInfo implements Serializable { private boolean loggedIn = false; private String loginUrl; private String logoutUrl; private String emailAddress; private String nickname; public boolean isLoggedIn() { return loggedIn; } public void setLoggedIn(boolean loggedIn) { this.loggedIn = loggedIn; } public String getLoginUrl() { return loginUrl; } public void setLoginUrl(String loginUrl) { this.loginUrl = loginUrl; } public String getLogoutUrl() { return logoutUrl; } public void setLogoutUrl(String logoutUrl) { this.logoutUrl = logoutUrl; } public String getEmailAddress() { return emailAddress; } public void setEmailAddress(String emailAddress) { this.emailAddress = emailAddress; } public String getNickname() { return nickname; } public void setNickname(String nickname) { this.nickname = nickname; } public void populate(LoginInfo info) { loggedIn = info.loggedIn; loginUrl = info.loginUrl; logoutUrl = info.logoutUrl; emailAddress = info.emailAddress; nickname = info.nickname; } }
Java
package org.dodgybits.shuffle.web.client.model; import java.io.Serializable; @SuppressWarnings("serial") public class ProjectValue implements Serializable { private KeyValue<ProjectValue> mKeyValue; private String mName; private KeyValue<ContextValue> mDefaultContextId; @SuppressWarnings("unused") private ProjectValue() { // required for GWT serialization } public ProjectValue(KeyValue<ProjectValue> id, String name, KeyValue<ContextValue> defaultContextId) { mKeyValue = id; mName = name; mDefaultContextId = defaultContextId; } public final KeyValue<ProjectValue> getId() { return mKeyValue; } public final String getName() { return mName; } public final KeyValue<ContextValue> getDefaultContextId() { return mDefaultContextId; } public static final class Builder { private KeyValue<ProjectValue> mKeyValue; private String mName; private KeyValue<ContextValue> mDefaultContextId; public Builder setId(KeyValue<ProjectValue> id) { mKeyValue = id; return this; } public Builder setName(String name) { mName = name; return this; } public Builder setDefaultContextId(KeyValue<ContextValue> id) { mDefaultContextId = id; return this; } public ProjectValue build() { return new ProjectValue(mKeyValue, mName, mDefaultContextId); } } }
Java
package org.dodgybits.shuffle.web.client.model; import java.io.Serializable; @SuppressWarnings("serial") public class TaskOrdering implements Serializable { }
Java
package org.dodgybits.shuffle.web.client.model; import java.io.Serializable; import java.util.ArrayList; import java.util.Date; @SuppressWarnings("serial") public class TaskValue implements Serializable { private KeyValue<TaskValue> mKeyValue; private String mTitle; private String mDetails; private KeyValue<ProjectValue> mProjectId; private ArrayList<KeyValue<ContextValue>> mContextIds; private Date mDueDate; @SuppressWarnings("unused") private TaskValue() { // required for GWT serialization } public TaskValue( KeyValue<TaskValue> id, String title, String details, KeyValue<ProjectValue> projectId, ArrayList<KeyValue<ContextValue>> contextIds, Date dueDate) { mKeyValue = id; mTitle = title; mDetails = details; mProjectId = projectId; mContextIds = contextIds; mDueDate = dueDate; } public final KeyValue<TaskValue> getId() { return mKeyValue; } public final String getTitle() { return mTitle; } public final String getDetails() { return mDetails; } public final KeyValue<ProjectValue> getProjectId() { return mProjectId; } public final ArrayList<KeyValue<ContextValue>> getContextIds() { return mContextIds; } public final Date getDueDate() { return mDueDate; } public static final class Builder { private KeyValue<TaskValue> mKeyValue; private String mTitle; private String mDetails; private KeyValue<ProjectValue> mProjectId; private ArrayList<KeyValue<ContextValue>> mContextIds; private Date mDueDate; public Builder setId(KeyValue<TaskValue> id) { mKeyValue = id; return this; } public final Builder setKeyValue(KeyValue<TaskValue> keyValue) { mKeyValue = keyValue; return this; } public final Builder setTitle(String title) { mTitle = title; return this; } public final Builder setDetails(String details) { mDetails = details; return this; } public final Builder setProjectId(KeyValue<ProjectValue> projectId) { mProjectId = projectId; return this; } public final Builder setContextIds(ArrayList<KeyValue<ContextValue>> contextIds) { mContextIds = contextIds; return this; } public final Builder setDueDate(Date dueDate) { mDueDate = dueDate; return this; } public TaskValue build() { return new TaskValue(mKeyValue, mTitle, mDetails, mProjectId, mContextIds, mDueDate); } } }
Java
package org.dodgybits.shuffle.web.client.model; import java.io.Serializable; @SuppressWarnings("serial") public class KeyValue<T> implements Serializable { private String mKey; @SuppressWarnings("unused") private KeyValue() { // required for GWT serialization } public KeyValue(String key) { mKey = key; } public final String getValue() { return mKey; } }
Java
package org.dodgybits.shuffle.web.client.model; import java.io.Serializable; import java.util.ArrayList; @SuppressWarnings("serial") public class ValueSelection<T> implements Serializable { static enum SelectionType { All, Some, None } private SelectionType mType; private ArrayList<KeyValue<T>> mKeyValues; @SuppressWarnings("unused") private ValueSelection() { // required for GWT serialization } private ValueSelection(SelectionType type) { mType = type; } public ValueSelection(ArrayList<KeyValue<T>> keyValues) { if (keyValues == null || keyValues.isEmpty()) { mType = SelectionType.All; } else { mType = SelectionType.Some; mKeyValues = keyValues; } } public ValueSelection<T> createNoneSelection() { return new ValueSelection<T>(SelectionType.None); } public ValueSelection<T> createAllSelection() { return new ValueSelection<T>(SelectionType.All); } public boolean isNone() { return mType == SelectionType.None; } public boolean isAll() { return mType == SelectionType.All; } public ArrayList<KeyValue<T>> getKeyValues() { return mKeyValues; } @Override public String toString() { String result; switch (mType) { case All: result="All"; break; case None: result="None"; break; default: result = mKeyValues.toString(); break; } return "[ValueSelection " + result + "]"; } }
Java
package org.dodgybits.shuffle.web.client.model; public enum BooleanSelection { IncludeIfTrue, IncludeIfFalse, IncludeAll }
Java
package org.dodgybits.shuffle.web.client.model; import java.io.Serializable; @SuppressWarnings("serial") public class TaskFilter implements Serializable { public ValueSelection<ContextValue> contexts; public ValueSelection<ProjectValue> projects; public BooleanSelection isComplete; public boolean onlyTopActionPerProject; }
Java
package org.dodgybits.shuffle.web.client.model; import java.io.Serializable; @SuppressWarnings("serial") public class ContextValue implements Serializable { private KeyValue<ContextValue> mKeyValue; private String mName; @SuppressWarnings("unused") private ContextValue() { // required for GWT serialization } public ContextValue(KeyValue<ContextValue> id, String name) { mKeyValue = id; mName = name; } public final KeyValue<ContextValue> getId() { return mKeyValue; } public final String getName() { return mName; } public static final class Builder { private KeyValue<ContextValue> mKeyValue; private String mName; public Builder setId(KeyValue<ContextValue> id) { mKeyValue = id; return this; } public Builder setName(String name) { mName = name; return this; } public ContextValue build() { return new ContextValue(mKeyValue, mName); } } }
Java
package org.dodgybits.shuffle.web.client; import gwtupload.client.IUploader; import gwtupload.client.SingleUploader; import org.dodgybits.shuffle.web.client.gin.ShuffleGinjector; import com.google.gwt.core.client.EntryPoint; import com.google.gwt.core.client.GWT; import com.google.gwt.resources.client.ClientBundle; import com.google.gwt.resources.client.CssResource; import com.google.gwt.resources.client.CssResource.NotStrict; import com.google.gwt.user.client.Window; import com.google.gwt.user.client.ui.RootLayoutPanel; /** * Entry point classes define <code>onModuleLoad()</code>. */ public class Shuffle implements EntryPoint, IUploader.OnFinishUploaderHandler { interface GlobalResources extends ClientBundle { @NotStrict @Source("global.css") CssResource css(); } /** * This method constructs the application user interface by instantiating * controls and hooking up event handler. */ public void onModuleLoad() { // Inject global styles. GWT.<GlobalResources> create(GlobalResources.class).css() .ensureInjected(); ShuffleGinjector ginjector = GWT.create(ShuffleGinjector.class); Main main = ginjector.getMain(); // Get rid of scrollbars, and clear out the window's built-in margin, // because we want to take advantage of the entire client area. Window.enableScrolling(false); Window.setMargin("0px"); RootLayoutPanel.get().add(main); // addUploader(); } private void addUploader() { // Create a new uploader panel and attach it to the document SingleUploader defaultUploader = new SingleUploader(); defaultUploader.setServletPath("/shuffle/restore"); RootLayoutPanel.get().add(defaultUploader); // Add a finish handler which will load the image once the upload // finishes defaultUploader.addOnFinishUploadHandler(this); } public void onFinish(IUploader uploader) { // DO SOMETHING on done... } // // /** // * The message displayed to the user when the server cannot be reached or // * returns an error. // */ // private static final String SERVER_ERROR = "An error occurred while " // + "attempting to contact the server. Please check your network " // + "connection and try again."; // // /** // * Create a remote service proxy to talk to the server-side Greeting // service. // */ // private final GreetingServiceAsync greetingService = GWT // .create(GreetingService.class); // // /** // * This is the entry point method. // */ // public void onModuleLoad() { // final Button sendButton = new Button("Send"); // final TextBox nameField = new TextBox(); // nameField.setText("GWT User"); // // // We can add style names to widgets // sendButton.addStyleName("sendButton"); // // // Add the nameField and sendButton to the RootPanel // // Use RootPanel.get() to get the entire body element // RootPanel.get("nameFieldContainer").add(nameField); // RootPanel.get("sendButtonContainer").add(sendButton); // // // Focus the cursor on the name field when the app loads // nameField.setFocus(true); // nameField.selectAll(); // // // Create the popup dialog box // final DialogBox dialogBox = new DialogBox(); // dialogBox.setText("Remote Procedure Call"); // dialogBox.setAnimationEnabled(true); // final Button closeButton = new Button("Close"); // // We can set the id of a widget by accessing its Element // closeButton.getElement().setId("closeButton"); // final Label textToServerLabel = new Label(); // final HTML serverResponseLabel = new HTML(); // VerticalPanel dialogVPanel = new VerticalPanel(); // dialogVPanel.addStyleName("dialogVPanel"); // dialogVPanel.add(new HTML("<b>Sending name to the server:</b>")); // dialogVPanel.add(textToServerLabel); // dialogVPanel.add(new HTML("<br><b>Server replies:</b>")); // dialogVPanel.add(serverResponseLabel); // dialogVPanel.setHorizontalAlignment(VerticalPanel.ALIGN_RIGHT); // dialogVPanel.add(closeButton); // dialogBox.setWidget(dialogVPanel); // // // Add a handler to close the DialogBox // closeButton.addClickHandler(new ClickHandler() { // public void onClick(ClickEvent event) { // dialogBox.hide(); // sendButton.setEnabled(true); // sendButton.setFocus(true); // } // }); // // // Create a handler for the sendButton and nameField // class MyHandler implements ClickHandler, KeyUpHandler { // /** // * Fired when the user clicks on the sendButton. // */ // public void onClick(ClickEvent event) { // sendNameToServer(); // } // // /** // * Fired when the user types in the nameField. // */ // public void onKeyUp(KeyUpEvent event) { // if (event.getNativeKeyCode() == KeyCodes.KEY_ENTER) { // sendNameToServer(); // } // } // // /** // * Send the name from the nameField to the server and wait for a response. // */ // private void sendNameToServer() { // sendButton.setEnabled(false); // String textToServer = nameField.getText(); // textToServerLabel.setText(textToServer); // serverResponseLabel.setText(""); // greetingService.greetServer(textToServer, new AsyncCallback<String>() { // public void onFailure(Throwable caught) { // // Show the RPC error message to the user // dialogBox.setText("Remote Procedure Call - Failure"); // serverResponseLabel.addStyleName("serverResponseLabelError"); // serverResponseLabel.setHTML(SERVER_ERROR); // dialogBox.center(); // closeButton.setFocus(true); // } // // public void onSuccess(String result) { // dialogBox.setText("Remote Procedure Call"); // serverResponseLabel.removeStyleName("serverResponseLabelError"); // serverResponseLabel.setHTML(result); // dialogBox.center(); // closeButton.setFocus(true); // } // }); // } // } // // // Add a handler to send the name to the server // MyHandler handler = new MyHandler(); // sendButton.addClickHandler(handler); // nameField.addKeyUpHandler(handler); // } }
Java
package org.dodgybits.shuffle.web.client.command; import java.util.ArrayList; import org.dodgybits.shuffle.web.client.model.TaskValue; import org.dodgybits.shuffle.web.client.service.TaskServiceAsync; import com.google.gwt.user.client.Command; import com.google.gwt.user.client.rpc.AsyncCallback; import com.google.inject.Inject; public class GetTasksCommand implements Command { private TaskServiceAsync mService; private AsyncCallback<ArrayList<TaskValue>> mCallback; public GetTasksCommand( TaskServiceAsync service, AsyncCallback<ArrayList<TaskValue>> callback) { mService = service; mCallback = callback; } @Override public void execute() { // mService.getMockTasks(mCallback); mService.getTasks(null, null, mCallback); } public static class Factory { private TaskServiceAsync service; @Inject public Factory(TaskServiceAsync service) { this.service = service; } public GetTasksCommand create(AsyncCallback<ArrayList<TaskValue>> callback) { return new GetTasksCommand(service, callback); } } }
Java
package org.dodgybits.shuffle.web.client.command; import org.dodgybits.shuffle.web.client.model.TaskValue; import org.dodgybits.shuffle.web.client.service.TaskServiceAsync; import com.google.gwt.user.client.Command; import com.google.gwt.user.client.rpc.AsyncCallback; import com.google.inject.Inject; public class SaveTaskCommand implements Command { private TaskServiceAsync mService; private AsyncCallback<TaskValue> mCallback; private TaskValue mTaskValue; public SaveTaskCommand( TaskValue taskValue, TaskServiceAsync service, AsyncCallback<TaskValue> callback) { mTaskValue = taskValue; mService = service; mCallback = callback; } @Override public void execute() { mService.saveTask(mTaskValue, mCallback); } public static class Factory { private TaskServiceAsync service; @Inject public Factory(TaskServiceAsync service) { this.service = service; } public SaveTaskCommand create(TaskValue taskValue, AsyncCallback<TaskValue> callback) { return new SaveTaskCommand(taskValue, service, callback); } } }
Java
package org.dodgybits.shuffle.web.server.service; import org.dodgybits.shuffle.web.client.model.LoginInfo; import org.dodgybits.shuffle.web.client.service.LoginService; import com.google.appengine.api.users.User; import com.google.appengine.api.users.UserService; import com.google.appengine.api.users.UserServiceFactory; import com.google.gwt.user.server.rpc.RemoteServiceServlet; @SuppressWarnings("serial") public class LoginServiceImpl extends RemoteServiceServlet implements LoginService { public LoginInfo login(String requestUri) { UserService userService = UserServiceFactory.getUserService(); User user = userService.getCurrentUser(); LoginInfo loginInfo = new LoginInfo(); if (user != null) { loginInfo.setLoggedIn(true); loginInfo.setEmailAddress(user.getEmail()); loginInfo.setNickname(user.getNickname()); loginInfo.setLogoutUrl(userService.createLogoutURL(requestUri)); } else { loginInfo.setLoggedIn(false); loginInfo.setLoginUrl(userService.createLoginURL(requestUri)); } return loginInfo; } }
Java
package org.dodgybits.shuffle.web.server.service; import gwtupload.server.UploadAction; import gwtupload.server.exceptions.UploadActionException; import java.util.List; import java.util.logging.Logger; import javax.servlet.http.HttpServletRequest; import org.apache.commons.fileupload.FileItem; import org.dodgybits.shuffle.dto.ShuffleProtos.Catalogue; import org.dodgybits.shuffle.dto.ShuffleProtos.Context; @SuppressWarnings("serial") public class RestoreServlet extends UploadAction { private static final Logger logger = Logger.getLogger(RestoreServlet.class.getName()); /** * Override executeAction to save the received files in a custom place and * delete this items from session. */ @Override public String executeAction(HttpServletRequest request, List<FileItem> sessionFiles) throws UploadActionException { assert (sessionFiles.size() == 1); Catalogue catalogue; FileItem item = sessionFiles.iterator().next(); try { // the uploaded seems to load extra 0s at end of byte stream int size = (int)item.getSize(); byte[] data = item.get(); byte[] reduced = new byte[size]; System.arraycopy(data, 0, reduced, 0, size); catalogue = Catalogue.parseFrom(reduced); } catch (Exception e) { throw new UploadActionException(e.getMessage()); } removeSessionFileItems(request); saveAll(catalogue); return null; } private void saveAll(Catalogue catalogue) { List<Context> contexts = catalogue.getContextList(); logger.info("Saving backup: " + catalogue.toString()); } }
Java
package org.dodgybits.shuffle.web.server.service; import java.util.ArrayList; import java.util.Date; import java.util.List; import java.util.Random; import javax.jdo.PersistenceManager; import javax.jdo.Query; import org.dodgybits.shuffle.web.client.model.TaskFilter; import org.dodgybits.shuffle.web.client.model.TaskOrdering; import org.dodgybits.shuffle.web.client.model.TaskValue; import org.dodgybits.shuffle.web.client.service.NotLoggedInException; import org.dodgybits.shuffle.web.client.service.TaskService; import org.dodgybits.shuffle.web.server.model.Task; import org.dodgybits.shuffle.web.server.persistence.JdoUtils; import com.google.appengine.api.users.User; import com.google.appengine.api.users.UserService; import com.google.appengine.api.users.UserServiceFactory; import com.google.gwt.user.server.rpc.RemoteServiceServlet; @SuppressWarnings("serial") public class TaskServiceImpl extends RemoteServiceServlet implements TaskService { public ArrayList<TaskValue> getMockTasks() { ArrayList<TaskValue> result = new ArrayList<TaskValue>(10); for (int i = 0; i < 10; i++) { result.add(createRandomAction()); } return result; } @SuppressWarnings("unchecked") public ArrayList<TaskValue> getTasks(TaskFilter filter, TaskOrdering order) throws NotLoggedInException { checkLoggedIn(); ArrayList<TaskValue> taskValues = new ArrayList<TaskValue>(); PersistenceManager pm = JdoUtils.getPm(); try { Query query = pm.newQuery(Task.class); setFilter(query, filter); setOrdering(query, order); List<Task> tasks = (List<Task>) query.execute(getUser()); for (Task task : tasks) { taskValues.add(task.toTaskValue()); } } finally { JdoUtils.closePm(); } return taskValues; } public TaskValue saveTask(TaskValue taskValue) throws NotLoggedInException { checkLoggedIn(); PersistenceManager pm = JdoUtils.getPm(); Task task = Task.fromTaskValue(getUser(), taskValue); try { task = pm.makePersistent(task); } finally { JdoUtils.closePm(); } return task.toTaskValue(); } private void setFilter(Query query, TaskFilter filter) { query.setFilter("user == u"); query.declareParameters("com.google.appengine.api.users.User u"); // TODO } private void setOrdering(Query query, TaskOrdering ordering) { // TODO } private void checkLoggedIn() throws NotLoggedInException { if (getUser() == null) { throw new NotLoggedInException("Not logged in."); } } private User getUser() { UserService userService = UserServiceFactory.getUserService(); return userService.getCurrentUser(); } private static final long MILLIS_IN_DAY = 1000L * 60 * 60 * 24; private TaskValue createRandomAction() { Random rnd = new Random(); String title = titles[rnd.nextInt(titles.length)]; String description = descriptions[rnd.nextInt(descriptions.length)]; int dayOffset = rnd.nextInt(11) - 5; Date dueDate = new Date(System.currentTimeMillis() + MILLIS_IN_DAY * dayOffset); return new TaskValue(null, "XX" + title, description, null, null, dueDate); } private static final String[] titles = new String[] { "RE: St0kkMarrkett Picks Trade watch special pr news release", "St0kkMarrkett Picks Watch special pr news release news", "You are a Winner oskoxmshco", "Encrypted E-mail System (VIRUS REMOVED)", "Fw: Malcolm", "Secure Message System (VIRUS REMOVED)", "fwd: St0kkMarrkett Picks Watch special pr news releaser", "FWD: Financial Market Traderr special pr news release", "? s? uma dica r?pida !!!!! leia !!!", "re: You have to heard this", "fwd: Watcher TopNews", "VACANZE alle Mauritius", "funny" }; private static final String[] descriptions = new String[] { "URGENT -[Mon, 24 Apr 2006 02:17:27 +0000]", "URGENT TRANSACTION -[Sun, 23 Apr 2006 13:10:03 +0000]", "fw: Here it comes", "voce ganho um vale presente Boticario", "Read this ASAP", "Hot Stock Talk", "New Breed of Equity Trader", "FWD: TopWeeks the wire special pr news release", "[fwd] Read this ASAP", "Renda Extra R$1.000,00-R$2.000,00/m?s", "re: Make sure your special pr news released", "Forbidden Knowledge Conference", "decodificadores os menores pre?os", "re: Our Pick", "RE: The hottest pick Watcher", "re: You need to review this", "[re:] Our Pick", "RE: Before the be11 special pr news release", "[re:] Market TradePicks Trade watch news", "No prescription needed", "Seu novo site", "[fwd] Financial Market Trader Picker", "FWD: Top Financial Market Specialists Trader interest increases", "Os cart?es mais animados da web!!", "We will sale 4 you cebtdbwtcv", "RE: Best Top Financial Market Specialists Trader Picks" }; }
Java
package org.dodgybits.shuffle.web.server.model; import static org.dodgybits.shuffle.web.server.persistence.JdoUtils.toKey; import static org.dodgybits.shuffle.web.server.persistence.JdoUtils.toKeyValue; import java.io.Serializable; import javax.jdo.annotations.IdGeneratorStrategy; import javax.jdo.annotations.IdentityType; import javax.jdo.annotations.PersistenceCapable; import javax.jdo.annotations.Persistent; import javax.jdo.annotations.PrimaryKey; import org.dodgybits.shuffle.web.client.model.ContextValue; import org.dodgybits.shuffle.web.client.model.KeyValue; import org.dodgybits.shuffle.web.client.model.ProjectValue; import org.dodgybits.shuffle.web.client.model.ProjectValue.Builder; import com.google.appengine.api.datastore.Key; import com.google.appengine.api.users.User; @SuppressWarnings("serial") @PersistenceCapable(identityType = IdentityType.APPLICATION) public class Project implements Serializable { @PrimaryKey @Persistent(valueStrategy = IdGeneratorStrategy.IDENTITY) private Key mKey; @Persistent private User mUser; @Persistent private String mName; @Persistent private Key mDefaultContextKey; public final Key getKey() { return mKey; } public final User getUser() { return mUser; } public final String getName() { return mName; } public final Key getDefaultContextKey() { return mDefaultContextKey; } public final ProjectValue toProjectValue() { KeyValue<ProjectValue> keyValue = toKeyValue(mKey); KeyValue<ContextValue> defaultContextKey = toKeyValue(mDefaultContextKey); Builder builder = new Builder(); builder.setId(keyValue) .setName(mName) .setDefaultContextId(defaultContextKey); return builder.build(); } public static final Project fromProjectValue(User user, ProjectValue value) { Project project = new Project(); project.mKey = toKey(value.getId()); project.mName = value.getName(); project.mDefaultContextKey = toKey(value.getDefaultContextId()); project.mUser = user; return project; } }
Java
package org.dodgybits.shuffle.web.server.model; import static org.dodgybits.shuffle.web.server.persistence.JdoUtils.toKey; import static org.dodgybits.shuffle.web.server.persistence.JdoUtils.toKeys; import static org.dodgybits.shuffle.web.server.persistence.JdoUtils.toKeyValue; import static org.dodgybits.shuffle.web.server.persistence.JdoUtils.toKeyValues; import java.io.Serializable; import java.util.ArrayList; import java.util.Date; import java.util.List; import javax.jdo.annotations.IdGeneratorStrategy; import javax.jdo.annotations.IdentityType; import javax.jdo.annotations.PersistenceCapable; import javax.jdo.annotations.Persistent; import javax.jdo.annotations.PrimaryKey; import org.dodgybits.shuffle.web.client.model.ContextValue; import org.dodgybits.shuffle.web.client.model.KeyValue; import org.dodgybits.shuffle.web.client.model.ProjectValue; import org.dodgybits.shuffle.web.client.model.TaskValue; import org.dodgybits.shuffle.web.client.model.TaskValue.Builder; import com.google.appengine.api.datastore.Key; import com.google.appengine.api.datastore.Text; import com.google.appengine.api.users.User; @SuppressWarnings("serial") @PersistenceCapable(identityType = IdentityType.APPLICATION) public class Task implements Serializable { @PrimaryKey @Persistent(valueStrategy = IdGeneratorStrategy.IDENTITY) private Key mKey; @Persistent private User user; @Persistent private String mTitle; @Persistent private Text mDetails; @Persistent private Key mProjectKey; @Persistent private List<Key> mContextKeys; @Persistent private Date mDueDate; public final Key getKey() { return mKey; } public final User getUser() { return user; } public final String getTitle() { return mTitle; } public final Text getDetails() { return mDetails; } public final Key getProjectId() { return mProjectKey; } public final List<Key> getContextIds() { return mContextKeys; } public final Date getDueDate() { return mDueDate; } public final TaskValue toTaskValue() { KeyValue<TaskValue> keyValue = toKeyValue(mKey); KeyValue<ProjectValue> projectKey = toKeyValue(mProjectKey); ArrayList<KeyValue<ContextValue>> contextKeys = toKeyValues(mContextKeys); Builder builder = new Builder(); builder.setId(keyValue) .setTitle(mTitle) .setDetails(mDetails == null ? null : mDetails.getValue()) .setProjectId(projectKey) .setContextIds(contextKeys) .setDueDate(mDueDate); return builder.build(); } public static final Task fromTaskValue(User user, TaskValue value) { Task task = new Task(); task.mKey = toKey(value.getId()); task.user = user; task.mTitle = value.getTitle(); task.mDetails = new Text(value.getDetails()); task.mProjectKey = toKey(value.getProjectId()); task.mContextKeys = toKeys(value.getContextIds()); task.mDueDate = value.getDueDate(); return task; } }
Java
package org.dodgybits.shuffle.web.server.model; import static org.dodgybits.shuffle.web.server.persistence.JdoUtils.toKey; import static org.dodgybits.shuffle.web.server.persistence.JdoUtils.toKeyValue; import java.io.Serializable; import javax.jdo.annotations.IdGeneratorStrategy; import javax.jdo.annotations.IdentityType; import javax.jdo.annotations.PersistenceCapable; import javax.jdo.annotations.Persistent; import javax.jdo.annotations.PrimaryKey; import org.dodgybits.shuffle.web.client.model.ContextValue; import org.dodgybits.shuffle.web.client.model.KeyValue; import org.dodgybits.shuffle.web.client.model.ContextValue.Builder; import com.google.appengine.api.datastore.Key; import com.google.appengine.api.users.User; @SuppressWarnings("serial") @PersistenceCapable(identityType = IdentityType.APPLICATION) public class Context implements Serializable { @PrimaryKey @Persistent(valueStrategy = IdGeneratorStrategy.IDENTITY) private Key mKey; @Persistent private User mUser; @Persistent private String mName; public final Key getKey() { return mKey; } public final User getUser() { return mUser; } public final String getName() { return mName; } public final ContextValue toContextValue() { KeyValue<ContextValue> keyValue = toKeyValue(mKey); Builder builder = new Builder(); builder.setId(keyValue) .setName(mName); return builder.build(); } public static final Context fromContextValue(User user, ContextValue value) { Context context = new Context(); context.mKey = toKey(value.getId()); context.mName = value.getName(); context.mUser = user; return context; } }
Java
package org.dodgybits.shuffle.web.server.persistence; import java.util.ArrayList; import java.util.List; import javax.jdo.JDOHelper; import javax.jdo.PersistenceManager; import javax.jdo.PersistenceManagerFactory; import org.dodgybits.shuffle.web.client.model.KeyValue; import com.google.appengine.api.datastore.Key; import com.google.appengine.api.datastore.KeyFactory; public class JdoUtils { private static PersistenceManagerFactory pmf = JDOHelper.getPersistenceManagerFactory("transactions-optional"); private static ThreadLocal<PersistenceManager> threadLocalPm = new ThreadLocal<PersistenceManager>(); public static PersistenceManager getPm() { PersistenceManager pm = threadLocalPm.get(); if (pm == null) { pm = pmf.getPersistenceManager(); threadLocalPm.set(pm); } return pm; } public static void closePm() { PersistenceManager pm = threadLocalPm.get(); if (pm == null) { return; } if (!pm.isClosed()) { pm.close(); } threadLocalPm.set(null); } public static <V> KeyValue<V> toKeyValue(Key key) { KeyValue<V> keyValue = null; if (key != null) { keyValue = new KeyValue<V>(KeyFactory.keyToString(key)); } return keyValue; } public static <V> ArrayList<KeyValue<V>> toKeyValues(List<Key> keys) { ArrayList<KeyValue<V>> keyValues = new ArrayList<KeyValue<V>>(); for (Key key : keys) { KeyValue<V> keyValue = toKeyValue(key); keyValues.add(keyValue); } return keyValues; } public static Key toKey(KeyValue<?> keyValue) { Key key = null; if (keyValue != null) { key = KeyFactory.stringToKey(keyValue.getValue()); } return key; } public static <T> List<Key> toKeys(ArrayList<KeyValue<T>> keyValues) { List<Key> keys = new ArrayList<Key>(); if (keyValues != null) { for (KeyValue<?> keyValue : keyValues) { keys.add(toKey(keyValue)); } } return keys; } }
Java
package org.dodgybits.shuffle.web.server.persistence; import javax.servlet.*; import java.io.IOException; /** * Ensures we properly release persistence resources even in * the face of exceptions. */ public class PersistenceFilter implements javax.servlet.Filter { public void destroy() { } public void doFilter(ServletRequest req, ServletResponse resp, FilterChain chain) throws ServletException, IOException { try { chain.doFilter(req, resp); } finally { JdoUtils.closePm(); } } public void init(FilterConfig config) throws ServletException { } }
Java
/* * Copyright (C) 2009 Google Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.ch_linghu.fanfoudroid; import android.content.SharedPreferences; import android.content.pm.ActivityInfo; import android.os.Bundle; import android.preference.Preference; import android.preference.PreferenceActivity; import android.preference.PreferenceScreen; import android.util.Log; import com.ch_linghu.fanfoudroid.app.Preferences; import com.ch_linghu.fanfoudroid.http.HttpClient; import com.ch_linghu.fanfoudroid.ui.module.MyTextView; public class PreferencesActivity extends PreferenceActivity implements SharedPreferences.OnSharedPreferenceChangeListener { @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); //禁止横屏 if (TwitterApplication.mPref.getBoolean( Preferences.FORCE_SCREEN_ORIENTATION_PORTRAIT, false)) { setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT); } // TODO: is this a hack? setResult(RESULT_OK); addPreferencesFromResource(R.xml.preferences); } @Override protected void onResume() { super.onResume(); // Set up a listener whenever a key changes getPreferenceScreen().getSharedPreferences().registerOnSharedPreferenceChangeListener(this); } @Override public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) { return super.onPreferenceTreeClick(preferenceScreen, preference); } public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) { if ( key.equalsIgnoreCase(Preferences.NETWORK_TYPE) ) { HttpClient httpClient = TwitterApplication.mApi.getHttpClient(); String type = sharedPreferences.getString(Preferences.NETWORK_TYPE, ""); if (type.equalsIgnoreCase(getString(R.string.pref_network_type_cmwap))) { Log.d("LDS", "Set proxy for cmwap mode."); httpClient.setProxy("10.0.0.172", 80, "http"); } else { Log.d("LDS", "No proxy."); httpClient.removeProxy(); } } else if ( key.equalsIgnoreCase(Preferences.UI_FONT_SIZE)) { MyTextView.setFontSizeChanged(true); } } }
Java
package com.ch_linghu.fanfoudroid.app; import java.util.HashMap; import android.graphics.Bitmap; public class MemoryImageCache implements ImageCache { private HashMap<String, Bitmap> mCache; public MemoryImageCache() { mCache = new HashMap<String, Bitmap>(); } @Override public Bitmap get(String url) { synchronized(this) { Bitmap bitmap = mCache.get(url); if (bitmap == null){ return mDefaultBitmap; }else{ return bitmap; } } } @Override public void put(String url, Bitmap bitmap) { synchronized(this) { mCache.put(url, bitmap); } } public void putAll(MemoryImageCache imageCache) { synchronized(this) { // TODO: is this thread safe? mCache.putAll(imageCache.mCache); } } }
Java
/* * Copyright (C) 2009 Google Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.ch_linghu.fanfoudroid.app; public class Preferences { public static final String USERNAME_KEY = "username"; public static final String PASSWORD_KEY = "password"; public static final String CHECK_UPDATES_KEY = "check_updates"; public static final String CHECK_UPDATE_INTERVAL_KEY = "check_update_interval"; public static final String VIBRATE_KEY = "vibrate"; public static final String TIMELINE_ONLY_KEY = "timeline_only"; public static final String REPLIES_ONLY_KEY = "replies_only"; public static final String DM_ONLY_KEY = "dm_only"; public static String RINGTONE_KEY = "ringtone"; public static final String RINGTONE_DEFAULT_KEY = "content://settings/system/notification_sound"; public static final String LAST_TWEET_REFRESH_KEY = "last_tweet_refresh"; public static final String LAST_DM_REFRESH_KEY = "last_dm_refresh"; public static final String LAST_FOLLOWERS_REFRESH_KEY = "last_followers_refresh"; public static final String TWITTER_ACTIVITY_STATE_KEY = "twitter_activity_state"; public static final String USE_PROFILE_IMAGE = "use_profile_image"; public static final String PHOTO_PREVIEW = "photo_preview"; public static final String FORCE_SHOW_ALL_IMAGE = "force_show_all_image"; public static final String RT_PREFIX_KEY = "rt_prefix"; public static final String RT_INSERT_APPEND = "rt_insert_append"; // 转发时光标放置在开始还是结尾 public static final String NETWORK_TYPE = "network_type"; // DEBUG标记 public static final String DEBUG = "debug"; // 当前用户相关信息 public static final String CURRENT_USER_ID = "current_user_id"; public static final String CURRENT_USER_SCREEN_NAME = "current_user_screenname"; public static final String UI_FONT_SIZE = "ui_font_size"; public static final String USE_ENTER_SEND = "use_enter_send"; public static final String USE_GESTRUE = "use_gestrue"; public static final String USE_SHAKE = "use_shake"; public static final String FORCE_SCREEN_ORIENTATION_PORTRAIT = "force_screen_orientation_portrait"; }
Java
package com.ch_linghu.fanfoudroid.app; import android.text.Spannable; import android.text.method.LinkMovementMethod; import android.text.method.MovementMethod; import android.view.MotionEvent; import android.widget.TextView; public class TestMovementMethod extends LinkMovementMethod { private double mY; private boolean mIsMoving = false; @Override public boolean onTouchEvent(TextView widget, Spannable buffer, MotionEvent event) { /* int action = event.getAction(); if (action == MotionEvent.ACTION_MOVE) { double deltaY = mY - event.getY(); mY = event.getY(); Log.d("foo", deltaY + ""); if (Math.abs(deltaY) > 1) { mIsMoving = true; } } else if (action == MotionEvent.ACTION_DOWN) { mIsMoving = false; mY = event.getY(); } else if (action == MotionEvent.ACTION_UP) { boolean wasMoving = mIsMoving; mIsMoving = false; if (wasMoving) { return true; } } */ return super.onTouchEvent(widget, buffer, event); } public static MovementMethod getInstance() { if (sInstance == null) sInstance = new TestMovementMethod(); return sInstance; } private static TestMovementMethod sInstance; }
Java
package com.ch_linghu.fanfoudroid.app; import android.app.Activity; import android.content.Intent; import android.widget.Toast; import com.ch_linghu.fanfoudroid.LoginActivity; import com.ch_linghu.fanfoudroid.R; import com.ch_linghu.fanfoudroid.fanfou.RefuseError; import com.ch_linghu.fanfoudroid.http.HttpAuthException; import com.ch_linghu.fanfoudroid.http.HttpException; import com.ch_linghu.fanfoudroid.http.HttpRefusedException; import com.ch_linghu.fanfoudroid.http.HttpServerException; public class ExceptionHandler { private Activity mActivity; public ExceptionHandler(Activity activity) { mActivity = activity; } public void handle(HttpException e) { Throwable cause = e.getCause(); if (null == cause) return; // Handle Different Exception if (cause instanceof HttpAuthException) { // 用户名/密码错误 Toast.makeText(mActivity, R.string.error_not_authorized, Toast.LENGTH_LONG).show(); Intent intent = new Intent(mActivity, LoginActivity.class); mActivity.startActivity(intent); // redirect to the login activity } else if (cause instanceof HttpServerException) { // 服务器暂时无法响应 Toast.makeText(mActivity, R.string.error_not_authorized, Toast.LENGTH_LONG).show(); } else if (cause instanceof HttpAuthException) { //FIXME: 集中处理用户名/密码验证错误,返回到登录界面 } else if (cause instanceof HttpRefusedException) { // 服务器拒绝请求,如没有权限查看某用户信息 RefuseError error = ((HttpRefusedException) cause).getError(); switch (error.getErrorCode()) { // TODO: finish it case -1: default: Toast.makeText(mActivity, error.getMessage(), Toast.LENGTH_LONG).show(); break; } } } private void handleCause() { } }
Java
/* * Copyright (C) 2009 Google Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.ch_linghu.fanfoudroid.app; import java.io.BufferedInputStream; import java.io.BufferedOutputStream; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.IOException; import java.io.InputStream; import java.lang.ref.SoftReference; import java.security.MessageDigest; import java.security.NoSuchAlgorithmException; import java.util.HashMap; import java.util.HashSet; import java.util.Map; import android.content.Context; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.Canvas; import android.graphics.PixelFormat; import android.graphics.drawable.Drawable; import android.util.Log; import com.ch_linghu.fanfoudroid.TwitterApplication; import com.ch_linghu.fanfoudroid.http.HttpException; import com.ch_linghu.fanfoudroid.http.Response; /** * Manages retrieval and storage of icon images. Use the put method to download * and store images. Use the get method to retrieve images from the manager. */ public class ImageManager implements ImageCache { private static final String TAG = "ImageManager"; // 饭否目前最大宽度支持596px, 超过则同比缩小 // 最大高度为1192px, 超过从中截取 public static final int DEFAULT_COMPRESS_QUALITY = 90; public static final int IMAGE_MAX_WIDTH = 596; public static final int IMAGE_MAX_HEIGHT = 1192; private Context mContext; // In memory cache. private Map<String, SoftReference<Bitmap>> mCache; // MD5 hasher. private MessageDigest mDigest; public static Bitmap drawableToBitmap(Drawable drawable) { Bitmap bitmap = Bitmap .createBitmap( drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight(), drawable.getOpacity() != PixelFormat.OPAQUE ? Bitmap.Config.ARGB_8888 : Bitmap.Config.RGB_565); Canvas canvas = new Canvas(bitmap); drawable.setBounds(0, 0, drawable.getIntrinsicWidth(), drawable .getIntrinsicHeight()); drawable.draw(canvas); return bitmap; } public ImageManager(Context context) { mContext = context; mCache = new HashMap<String, SoftReference<Bitmap>>(); try { mDigest = MessageDigest.getInstance("MD5"); } catch (NoSuchAlgorithmException e) { // This shouldn't happen. throw new RuntimeException("No MD5 algorithm."); } } public void setContext(Context context) { mContext = context; } private String getHashString(MessageDigest digest) { StringBuilder builder = new StringBuilder(); for (byte b : digest.digest()) { builder.append(Integer.toHexString((b >> 4) & 0xf)); builder.append(Integer.toHexString(b & 0xf)); } return builder.toString(); } // MD5 hases are used to generate filenames based off a URL. private String getMd5(String url) { mDigest.update(url.getBytes()); return getHashString(mDigest); } // Looks to see if an image is in the file system. private Bitmap lookupFile(String url) { String hashedUrl = getMd5(url); FileInputStream fis = null; try { fis = mContext.openFileInput(hashedUrl); return BitmapFactory.decodeStream(fis); } catch (FileNotFoundException e) { // Not there. return null; } finally { if (fis != null) { try { fis.close(); } catch (IOException e) { // Ignore. } } } } /** * Downloads a file * @param url * @return * @throws HttpException */ public Bitmap downloadImage(String url) throws HttpException { Log.d(TAG, "Fetching image: " + url); Response res = TwitterApplication.mApi.getHttpClient().get(url); return BitmapFactory.decodeStream(new BufferedInputStream(res.asStream())); } public Bitmap downloadImage2(String url) throws HttpException { Log.d(TAG, "[NEW]Fetching image: " + url); final Response res = TwitterApplication.mApi.getHttpClient().get(url); String file = writeToFile(res.asStream(), getMd5(url)); return BitmapFactory.decodeFile(file); } /** * 下载远程图片 -> 转换为Bitmap -> 写入缓存器. * @param url * @param quality image quality 1~100 * @throws HttpException */ public void put(String url, int quality, boolean forceOverride) throws HttpException { if (!forceOverride && contains(url)) { // Image already exists. return; // TODO: write to file if not present. } Bitmap bitmap = downloadImage(url); if (bitmap != null) { put(url, bitmap, quality); // file cache } else { Log.w(TAG, "Retrieved bitmap is null."); } } /** * 重载 put(String url, int quality) * @param url * @throws HttpException */ public void put(String url) throws HttpException { put(url, DEFAULT_COMPRESS_QUALITY, false); } /** * 将本地File -> 转换为Bitmap -> 写入缓存器. * 如果图片大小超过MAX_WIDTH/MAX_HEIGHT, 则将会对图片缩放. * * @param file * @param quality 图片质量(0~100) * @param forceOverride * @throws IOException */ public void put(File file, int quality, boolean forceOverride) throws IOException { if (!file.exists()) { Log.w(TAG, file.getName() + " is not exists."); return; } if (!forceOverride && contains(file.getPath())) { // Image already exists. Log.d(TAG, file.getName() + " is exists"); return; // TODO: write to file if not present. } Bitmap bitmap = BitmapFactory.decodeFile(file.getPath()); //bitmap = resizeBitmap(bitmap, MAX_WIDTH, MAX_HEIGHT); if (bitmap == null) { Log.w(TAG, "Retrieved bitmap is null."); } else { put(file.getPath(), bitmap, quality); } } /** * 将Bitmap写入缓存器. * @param filePath file path * @param bitmap * @param quality 1~100 */ public void put(String file, Bitmap bitmap, int quality) { synchronized (this) { mCache.put(file, new SoftReference<Bitmap>(bitmap)); } writeFile(file, bitmap, quality); } /** * 重载 put(String file, Bitmap bitmap, int quality) * @param filePath file path * @param bitmap * @param quality 1~100 */ @Override public void put(String file, Bitmap bitmap) { put(file, bitmap, DEFAULT_COMPRESS_QUALITY); } /** * 将Bitmap写入本地缓存文件. * @param file URL/PATH * @param bitmap * @param quality */ private void writeFile(String file, Bitmap bitmap, int quality) { if (bitmap == null) { Log.w(TAG, "Can't write file. Bitmap is null."); return; } BufferedOutputStream bos = null; try { String hashedUrl = getMd5(file); bos = new BufferedOutputStream( mContext.openFileOutput(hashedUrl, Context.MODE_PRIVATE)); bitmap.compress(Bitmap.CompressFormat.JPEG, quality, bos); // PNG Log.d(TAG, "Writing file: " + file); } catch (IOException ioe) { Log.e(TAG, ioe.getMessage()); } finally { try { if (bos != null) { bitmap.recycle(); bos.flush(); bos.close(); } //bitmap.recycle(); } catch (IOException e) { Log.e(TAG, "Could not close file."); } } } private String writeToFile(InputStream is, String filename) { Log.d("LDS", "new write to file"); BufferedInputStream in = null; BufferedOutputStream out = null; try { in = new BufferedInputStream(is); out = new BufferedOutputStream( mContext.openFileOutput(filename, Context.MODE_PRIVATE)); byte[] buffer = new byte[1024]; int l; while ((l = in.read(buffer)) != -1) { out.write(buffer, 0, l); } } catch (IOException ioe) { ioe.printStackTrace(); } finally { try { if (in != null) in.close(); if (out != null) { Log.d("LDS", "new write to file to -> " + filename); out.flush(); out.close(); } } catch (IOException ioe) { ioe.printStackTrace(); } } return mContext.getFilesDir() + "/" + filename; } public Bitmap get(File file) { return get(file.getPath()); } /** * 判断缓存着中是否存在该文件对应的bitmap */ public boolean isContains(String file) { return mCache.containsKey(file); } /** * 获得指定file/URL对应的Bitmap,首先找本地文件,如果有直接使用,否则去网上获取 * @param file file URL/file PATH * @param bitmap * @param quality * @throws HttpException */ public Bitmap safeGet(String file) throws HttpException { Bitmap bitmap = lookupFile(file); // first try file. if (bitmap != null) { synchronized (this) { // memory cache mCache.put(file, new SoftReference<Bitmap>(bitmap)); } return bitmap; } else { //get from web String url = file; bitmap = downloadImage2(url); // 注释掉以测试新的写入文件方法 //put(file, bitmap); // file Cache return bitmap; } } /** * 从缓存器中读取文件 * @param file file URL/file PATH * @param bitmap * @param quality */ public Bitmap get(String file) { SoftReference<Bitmap> ref; Bitmap bitmap; // Look in memory first. synchronized (this) { ref = mCache.get(file); } if (ref != null) { bitmap = ref.get(); if (bitmap != null) { return bitmap; } } // Now try file. bitmap = lookupFile(file); if (bitmap != null) { synchronized (this) { mCache.put(file, new SoftReference<Bitmap>(bitmap)); } return bitmap; } //TODO: why? //upload: see profileImageCacheManager line 96 Log.w(TAG, "Image is missing: " + file); // return the default photo return mDefaultBitmap; } public boolean contains(String url) { return get(url) != mDefaultBitmap; } public void clear() { String[] files = mContext.fileList(); for (String file : files) { mContext.deleteFile(file); } synchronized (this) { mCache.clear(); } } public void cleanup(HashSet<String> keepers) { String[] files = mContext.fileList(); HashSet<String> hashedUrls = new HashSet<String>(); for (String imageUrl : keepers) { hashedUrls.add(getMd5(imageUrl)); } for (String file : files) { if (!hashedUrls.contains(file)) { Log.d(TAG, "Deleting unused file: " + file); mContext.deleteFile(file); } } } /** * Compress and resize the Image * * <br /> * 因为不论图片大小和尺寸如何, 饭否都会对图片进行一次有损压缩, 所以本地压缩应该 * 考虑图片将会被二次压缩所造成的图片质量损耗 * * @param targetFile * @param quality, 0~100, recommend 100 * @return * @throws IOException */ public File compressImage(File targetFile, int quality) throws IOException { String filepath = targetFile.getAbsolutePath(); // 1. Calculate scale int scale = 1; BitmapFactory.Options o = new BitmapFactory.Options(); o.inJustDecodeBounds = true; BitmapFactory.decodeFile(filepath, o); if (o.outWidth > IMAGE_MAX_WIDTH || o.outHeight > IMAGE_MAX_HEIGHT) { scale = (int) Math.pow( 2.0, (int) Math.round(Math.log(IMAGE_MAX_WIDTH / (double) Math.max(o.outHeight, o.outWidth)) / Math.log(0.5))); //scale = 2; } Log.d(TAG, scale + " scale"); // 2. File -> Bitmap (Returning a smaller image) o.inJustDecodeBounds = false; o.inSampleSize = scale; Bitmap bitmap = BitmapFactory.decodeFile(filepath, o); // 2.1. Resize Bitmap //bitmap = resizeBitmap(bitmap, IMAGE_MAX_WIDTH, IMAGE_MAX_HEIGHT); // 3. Bitmap -> File writeFile(filepath, bitmap, quality); // 4. Get resized Image File String filePath = getMd5(targetFile.getPath()); File compressedImage = mContext.getFileStreamPath(filePath); return compressedImage; } /** * 保持长宽比缩小Bitmap * * @param bitmap * @param maxWidth * @param maxHeight * @param quality 1~100 * @return */ public Bitmap resizeBitmap(Bitmap bitmap, int maxWidth, int maxHeight) { int originWidth = bitmap.getWidth(); int originHeight = bitmap.getHeight(); // no need to resize if (originWidth < maxWidth && originHeight < maxHeight) { return bitmap; } int newWidth = originWidth; int newHeight = originHeight; // 若图片过宽, 则保持长宽比缩放图片 if (originWidth > maxWidth) { newWidth = maxWidth; double i = originWidth * 1.0 / maxWidth; newHeight = (int) Math.floor(originHeight / i); bitmap = Bitmap.createScaledBitmap(bitmap, newWidth, newHeight, true); } // 若图片过长, 则从中部截取 if (newHeight > maxHeight) { newHeight = maxHeight; int half_diff = (int)((originHeight - maxHeight) / 2.0); bitmap = Bitmap.createBitmap(bitmap, 0, half_diff, newWidth, newHeight); } Log.d(TAG, newWidth + " width"); Log.d(TAG, newHeight + " height"); return bitmap; } }
Java
package com.ch_linghu.fanfoudroid.app; import android.graphics.Bitmap; import android.widget.ImageView; import com.ch_linghu.fanfoudroid.TwitterApplication; import com.ch_linghu.fanfoudroid.app.LazyImageLoader.ImageLoaderCallback; public class SimpleImageLoader { public static void display(final ImageView imageView, String url) { imageView.setTag(url); imageView.setImageBitmap(TwitterApplication.mImageLoader .get(url, createImageViewCallback(imageView, url))); } public static ImageLoaderCallback createImageViewCallback(final ImageView imageView, String url) { return new ImageLoaderCallback() { @Override public void refresh(String url, Bitmap bitmap) { if (url.equals(imageView.getTag())) { imageView.setImageBitmap(bitmap); } } }; } }
Java
package com.ch_linghu.fanfoudroid.app; import java.lang.Thread.State; import java.util.ArrayList; import java.util.List; import java.util.concurrent.ArrayBlockingQueue; import java.util.concurrent.BlockingQueue; import java.util.concurrent.ConcurrentHashMap; import java.util.concurrent.TimeUnit; import android.graphics.Bitmap; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.util.Log; import com.ch_linghu.fanfoudroid.TwitterApplication; import com.ch_linghu.fanfoudroid.http.HttpException; public class LazyImageLoader { private static final String TAG = "ProfileImageCacheManager"; public static final int HANDLER_MESSAGE_ID = 1; public static final String EXTRA_BITMAP = "extra_bitmap"; public static final String EXTRA_IMAGE_URL = "extra_image_url"; private ImageManager mImageManager = new ImageManager( TwitterApplication.mContext); private BlockingQueue<String> mUrlList = new ArrayBlockingQueue<String>(50); private CallbackManager mCallbackManager = new CallbackManager(); private GetImageTask mTask = new GetImageTask(); /** * 取图片, 可能直接从cache中返回, 或下载图片后返回 * * @param url * @param callback * @return */ public Bitmap get(String url, ImageLoaderCallback callback) { Bitmap bitmap = ImageCache.mDefaultBitmap; if (mImageManager.isContains(url)) { bitmap = mImageManager.get(url); } else { // bitmap不存在,启动Task进行下载 mCallbackManager.put(url, callback); startDownloadThread(url); } return bitmap; } private void startDownloadThread(String url) { if (url != null) { addUrlToDownloadQueue(url); } // Start Thread State state = mTask.getState(); if (Thread.State.NEW == state) { mTask.start(); // first start } else if (Thread.State.TERMINATED == state) { mTask = new GetImageTask(); // restart mTask.start(); } } private void addUrlToDownloadQueue(String url) { if (!mUrlList.contains(url)) { try { mUrlList.put(url); } catch (InterruptedException e) { // TODO Auto-generated catch block e.printStackTrace(); } } } // Low-level interface to get ImageManager public ImageManager getImageManager() { return mImageManager; } private class GetImageTask extends Thread { private volatile boolean mTaskTerminated = false; private static final int TIMEOUT = 3 * 60; private boolean isPermanent = true; @Override public void run() { try { while (!mTaskTerminated) { String url; if (isPermanent) { url = mUrlList.take(); } else { url = mUrlList.poll(TIMEOUT, TimeUnit.SECONDS); // waiting if (null == url) { break; } // no more, shutdown } // Bitmap bitmap = ImageCache.mDefaultBitmap; final Bitmap bitmap = mImageManager.safeGet(url); // use handler to process callback final Message m = handler.obtainMessage(HANDLER_MESSAGE_ID); Bundle bundle = m.getData(); bundle.putString(EXTRA_IMAGE_URL, url); bundle.putParcelable(EXTRA_BITMAP, bitmap); handler.sendMessage(m); } } catch (HttpException ioe) { Log.e(TAG, "Get Image failed, " + ioe.getMessage()); } catch (InterruptedException e) { Log.w(TAG, e.getMessage()); } finally { Log.v(TAG, "Get image task terminated."); mTaskTerminated = true; } } @SuppressWarnings("unused") public boolean isPermanent() { return isPermanent; } @SuppressWarnings("unused") public void setPermanent(boolean isPermanent) { this.isPermanent = isPermanent; } @SuppressWarnings("unused") public void shutDown() throws InterruptedException { mTaskTerminated = true; } } Handler handler = new Handler() { @Override public void handleMessage(Message msg) { switch (msg.what) { case HANDLER_MESSAGE_ID: final Bundle bundle = msg.getData(); String url = bundle.getString(EXTRA_IMAGE_URL); Bitmap bitmap = (Bitmap) (bundle.get(EXTRA_BITMAP)); // callback mCallbackManager.call(url, bitmap); break; default: // do nothing. } } }; public interface ImageLoaderCallback { void refresh(String url, Bitmap bitmap); } public static class CallbackManager { private static final String TAG = "CallbackManager"; private ConcurrentHashMap<String, List<ImageLoaderCallback>> mCallbackMap; public CallbackManager() { mCallbackMap = new ConcurrentHashMap<String, List<ImageLoaderCallback>>(); } public void put(String url, ImageLoaderCallback callback) { Log.v(TAG, "url=" + url); if (!mCallbackMap.containsKey(url)) { Log.v(TAG, "url does not exist, add list to map"); mCallbackMap.put(url, new ArrayList<ImageLoaderCallback>()); //mCallbackMap.put(url, Collections.synchronizedList(new ArrayList<ImageLoaderCallback>())); } mCallbackMap.get(url).add(callback); Log.v(TAG, "Add callback to list, count(url)=" + mCallbackMap.get(url).size()); } public void call(String url, Bitmap bitmap) { Log.v(TAG, "call url=" + url); List<ImageLoaderCallback> callbackList = mCallbackMap.get(url); if (callbackList == null) { // FIXME: 有时会到达这里,原因我还没想明白 Log.e(TAG, "callbackList=null"); return; } for (ImageLoaderCallback callback : callbackList) { if (callback != null) { callback.refresh(url, bitmap); } } callbackList.clear(); mCallbackMap.remove(url); } } }
Java
package com.ch_linghu.fanfoudroid.app; import android.graphics.Bitmap; import com.ch_linghu.fanfoudroid.R; import com.ch_linghu.fanfoudroid.TwitterApplication; public interface ImageCache { public static Bitmap mDefaultBitmap = ImageManager.drawableToBitmap(TwitterApplication.mContext.getResources().getDrawable(R.drawable.user_default_photo)); public Bitmap get(String url); public void put(String url, Bitmap bitmap); }
Java
/* * Copyright (C) 2009 Google Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.ch_linghu.fanfoudroid.data; import java.util.Date; import org.json.JSONException; import org.json.JSONObject; import android.os.Parcel; import android.os.Parcelable; import android.text.TextUtils; import com.ch_linghu.fanfoudroid.R; import com.ch_linghu.fanfoudroid.TwitterApplication; import com.ch_linghu.fanfoudroid.fanfou.Status; import com.ch_linghu.fanfoudroid.util.DateTimeHelper; import com.ch_linghu.fanfoudroid.util.TextHelper; public class Tweet extends Message implements Parcelable { private static final String TAG = "Tweet"; public com.ch_linghu.fanfoudroid.fanfou.User user; public String source; public String prevId; private int statusType = -1; // @see StatusTable#TYPE_* public void setStatusType(int type) { statusType = type; } public int getStatusType() { return statusType; } public Tweet(){} public static Tweet create(Status status){ Tweet tweet = new Tweet(); tweet.id = status.getId(); //转义符放到getSimpleTweetText里去处理,这里不做处理 tweet.text = status.getText(); tweet.createdAt = status.getCreatedAt(); tweet.favorited = status.isFavorited()?"true":"false"; tweet.truncated = status.isTruncated()?"true":"false"; tweet.inReplyToStatusId = status.getInReplyToStatusId(); tweet.inReplyToUserId = status.getInReplyToUserId(); tweet.inReplyToScreenName = status.getInReplyToScreenName(); tweet.screenName = TextHelper.getSimpleTweetText(status.getUser().getScreenName()); tweet.profileImageUrl = status.getUser().getProfileImageURL().toString(); tweet.userId = status.getUser().getId(); tweet.user = status.getUser(); tweet.thumbnail_pic = status.getThumbnail_pic(); tweet.bmiddle_pic = status.getBmiddle_pic(); tweet.original_pic = status.getOriginal_pic(); tweet.source = TextHelper.getSimpleTweetText(status.getSource()); return tweet; } public static Tweet createFromSearchApi(JSONObject jsonObject) throws JSONException { Tweet tweet = new Tweet(); tweet.id = jsonObject.getString("id") + ""; //转义符放到getSimpleTweetText里去处理,这里不做处理 tweet.text = jsonObject.getString("text"); tweet.createdAt = DateTimeHelper.parseSearchApiDateTime(jsonObject.getString("created_at")); tweet.favorited = jsonObject.getString("favorited"); tweet.truncated = jsonObject.getString("truncated"); tweet.inReplyToStatusId = jsonObject.getString("in_reply_to_status_id"); tweet.inReplyToUserId = jsonObject.getString("in_reply_to_user_id"); tweet.inReplyToScreenName = jsonObject.getString("in_reply_to_screen_name"); tweet.screenName = TextHelper.getSimpleTweetText(jsonObject.getString("from_user")); tweet.profileImageUrl = jsonObject.getString("profile_image_url"); tweet.userId = jsonObject.getString("from_user_id"); tweet.source = TextHelper.getSimpleTweetText(jsonObject.getString("source")); return tweet; } public static String buildMetaText(StringBuilder builder, Date createdAt, String source, String replyTo) { builder.setLength(0); builder.append(DateTimeHelper.getRelativeDate(createdAt)); builder.append(" "); builder.append(TwitterApplication.mContext.getString(R.string.tweet_source_prefix)); builder.append(source); if (!TextUtils.isEmpty(replyTo)) { builder.append(" " + TwitterApplication.mContext.getString(R.string.tweet_reply_to_prefix)); builder.append(replyTo); builder.append(TwitterApplication.mContext.getString(R.string.tweet_reply_to_suffix)); } return builder.toString(); } // For interface Parcelable public int describeContents() { return 0; } public void writeToParcel(Parcel out, int flags) { out.writeString(id); out.writeString(text); out.writeValue(createdAt); //Date out.writeString(screenName); out.writeString(favorited); out.writeString(inReplyToStatusId); out.writeString(inReplyToUserId); out.writeString(inReplyToScreenName); out.writeString(screenName); out.writeString(profileImageUrl); out.writeString(thumbnail_pic); out.writeString(bmiddle_pic); out.writeString(original_pic); out.writeString(userId); out.writeString(source); } public static final Parcelable.Creator<Tweet> CREATOR = new Parcelable.Creator<Tweet>() { public Tweet createFromParcel(Parcel in) { return new Tweet(in); } public Tweet[] newArray(int size) { // return new Tweet[size]; throw new UnsupportedOperationException(); } }; public Tweet(Parcel in) { id = in.readString(); text = in.readString(); createdAt = (Date) in.readValue(Date.class.getClassLoader()); screenName = in.readString(); favorited = in.readString(); inReplyToStatusId = in.readString(); inReplyToUserId = in.readString(); inReplyToScreenName = in.readString(); screenName = in.readString(); profileImageUrl = in.readString(); thumbnail_pic = in.readString(); bmiddle_pic = in.readString(); original_pic = in.readString(); userId = in.readString(); source = in.readString(); } @Override public String toString() { return "Tweet [source=" + source + ", id=" + id + ", screenName=" + screenName + ", text=" + text + ", profileImageUrl=" + profileImageUrl + ", createdAt=" + createdAt + ", userId=" + userId + ", favorited=" + favorited + ", inReplyToStatusId=" + inReplyToStatusId + ", inReplyToUserId=" + inReplyToUserId + ", inReplyToScreenName=" + inReplyToScreenName + "]"; } }
Java
package com.ch_linghu.fanfoudroid.data; import android.database.Cursor; public interface BaseContent { long insert(); int delete(); int update(); Cursor select(); }
Java
package com.ch_linghu.fanfoudroid.data; import com.ch_linghu.fanfoudroid.fanfou.DirectMessage; import com.ch_linghu.fanfoudroid.fanfou.User; import com.ch_linghu.fanfoudroid.util.TextHelper; public class Dm extends Message { @SuppressWarnings("unused") private static final String TAG = "Dm"; public boolean isSent; public static Dm create(DirectMessage directMessage, boolean isSent){ Dm dm = new Dm(); dm.id = directMessage.getId(); dm.text = directMessage.getText(); dm.createdAt = directMessage.getCreatedAt(); dm.isSent = isSent; User user = dm.isSent ? directMessage.getRecipient() : directMessage.getSender(); dm.screenName = TextHelper.getSimpleTweetText(user.getScreenName()); dm.userId = user.getId(); dm.profileImageUrl = user.getProfileImageURL().toString(); return dm; } }
Java
package com.ch_linghu.fanfoudroid.data; import java.util.Date; import android.os.Parcel; import android.os.Parcelable; public class User implements Parcelable { public String id; public String name; public String screenName; public String location; public String description; public String profileImageUrl; public String url; public boolean isProtected; public int followersCount; public String lastStatus; public int friendsCount; public int favoritesCount; public int statusesCount; public Date createdAt; public boolean isFollowing; // public boolean notifications; // public utc_offset public User() {} public static User create(com.ch_linghu.fanfoudroid.fanfou.User u) { User user = new User(); user.id = u.getId(); user.name = u.getName(); user.screenName = u.getScreenName(); user.location = u.getLocation(); user.description = u.getDescription(); user.profileImageUrl = u.getProfileImageURL().toString(); if (u.getURL() != null) { user.url = u.getURL().toString(); } user.isProtected = u.isProtected(); user.followersCount = u.getFollowersCount(); user.lastStatus = u.getStatusText(); user.friendsCount = u.getFriendsCount(); user.favoritesCount = u.getFavouritesCount(); user.statusesCount = u.getStatusesCount(); user.createdAt = u.getCreatedAt(); user.isFollowing = u.isFollowing(); return user; } @Override public int describeContents() { return 0; } @Override public void writeToParcel(Parcel out, int flags) { boolean[] boolArray = new boolean[] { isProtected, isFollowing }; out.writeString(id); out.writeString(name); out.writeString(screenName); out.writeString(location); out.writeString(description); out.writeString(profileImageUrl); out.writeString(url); out.writeBooleanArray(boolArray); out.writeInt(friendsCount); out.writeInt(followersCount); out.writeInt(statusesCount); } public static final Parcelable.Creator<User> CREATOR = new Parcelable.Creator<User>() { public User createFromParcel(Parcel in) { return new User(in); } public User[] newArray(int size) { // return new User[size]; throw new UnsupportedOperationException(); } }; public User(Parcel in){ boolean[] boolArray = new boolean[]{isProtected, isFollowing}; id = in.readString(); name = in.readString(); screenName = in.readString(); location = in.readString(); description = in.readString(); profileImageUrl = in.readString(); url = in.readString(); in.readBooleanArray(boolArray); friendsCount = in.readInt(); followersCount = in.readInt(); statusesCount = in.readInt(); isProtected = boolArray[0]; isFollowing = boolArray[1]; } }
Java
package com.ch_linghu.fanfoudroid.data; import java.util.Date; public class Message { public String id; public String screenName; public String text; public String profileImageUrl; public Date createdAt; public String userId; public String favorited; public String truncated; public String inReplyToStatusId; public String inReplyToUserId; public String inReplyToScreenName; public String thumbnail_pic; public String bmiddle_pic; public String original_pic; }
Java
package com.ch_linghu.fanfoudroid; import java.util.ArrayList; import java.util.List; import android.app.ActivityManager; import android.app.ActivityManager.RunningServiceInfo; import android.app.PendingIntent; import android.appwidget.AppWidgetManager; import android.appwidget.AppWidgetProvider; import android.content.ComponentName; import android.content.Context; import android.content.Intent; import android.database.Cursor; import android.graphics.Bitmap; import android.hardware.SensorManager; import android.util.Log; import android.widget.RemoteViews; import com.ch_linghu.fanfoudroid.app.LazyImageLoader.ImageLoaderCallback; import com.ch_linghu.fanfoudroid.data.Tweet; import com.ch_linghu.fanfoudroid.db.StatusTable; import com.ch_linghu.fanfoudroid.db.TwitterDatabase; import com.ch_linghu.fanfoudroid.service.TwitterService; import com.ch_linghu.fanfoudroid.util.DateTimeHelper; import com.ch_linghu.fanfoudroid.util.TextHelper; public class FanfouWidget extends AppWidgetProvider { public final String TAG = "FanfouWidget"; public final String NEXTACTION = "com.ch_linghu.fanfoudroid.FanfouWidget.NEXT"; public final String PREACTION = "com.ch_linghu.fanfoudroid.FanfouWidget.PREV"; private static List<Tweet> tweets; private SensorManager sensorManager; private static int position = 0; class CacheCallback implements ImageLoaderCallback { private RemoteViews updateViews; CacheCallback(RemoteViews updateViews) { this.updateViews = updateViews; } @Override public void refresh(String url, Bitmap bitmap) { updateViews.setImageViewBitmap(R.id.status_image, bitmap); } } @Override public void onUpdate(Context context, AppWidgetManager appwidgetmanager, int[] appWidgetIds) { Log.d(TAG, "onUpdate"); TwitterService.setWidgetStatus(true); // if (!isRunning(context, WidgetService.class.getName())) { // Intent i = new Intent(context, WidgetService.class); // context.startService(i); // } update(context); } private void update(Context context) { fetchMessages(); position = 0; refreshView(context, NEXTACTION); } private TwitterDatabase getDb() { return TwitterApplication.mDb; } public String getUserId() { return TwitterApplication.getMyselfId(); } private void fetchMessages() { if (tweets == null) { tweets = new ArrayList<Tweet>(); } else { tweets.clear(); } Cursor cursor = getDb().fetchAllTweets(getUserId(), StatusTable.TYPE_HOME); if (cursor != null) { if (cursor.moveToFirst()) { do { Tweet tweet = StatusTable.parseCursor(cursor); tweets.add(tweet); } while (cursor.moveToNext()); } } Log.d(TAG, "Tweets size " + tweets.size()); } private void refreshView(Context context) { ComponentName fanfouWidget = new ComponentName(context, FanfouWidget.class); AppWidgetManager manager = AppWidgetManager.getInstance(context); manager.updateAppWidget(fanfouWidget, buildLogin(context)); } private RemoteViews buildLogin(Context context) { RemoteViews updateViews = new RemoteViews(context.getPackageName(), R.layout.widget_initial_layout); updateViews.setTextViewText(R.id.status_text, TextHelper.getSimpleTweetText("请登录")); updateViews.setTextViewText(R.id.status_screen_name,""); updateViews.setTextViewText(R.id.tweet_source,""); updateViews.setTextViewText(R.id.tweet_created_at, ""); return updateViews; } private void refreshView(Context context, String action) { // 某些情况下,tweets会为null if (tweets == null) { fetchMessages(); } // 防止引发IndexOutOfBoundsException if (tweets.size() != 0) { if (action.equals(NEXTACTION)) { --position; } else if (action.equals(PREACTION)) { ++position; } // Log.d(TAG, "Tweets size =" + tweets.size()); if (position >= tweets.size() || position < 0) { position = 0; } // Log.d(TAG, "position=" + position); ComponentName fanfouWidget = new ComponentName(context, FanfouWidget.class); AppWidgetManager manager = AppWidgetManager.getInstance(context); manager.updateAppWidget(fanfouWidget, buildUpdate(context)); } } public RemoteViews buildUpdate(Context context) { RemoteViews updateViews = new RemoteViews(context.getPackageName(), R.layout.widget_initial_layout); Tweet t = tweets.get(position); Log.d(TAG, "tweet=" + t); updateViews.setTextViewText(R.id.status_screen_name, t.screenName); updateViews.setTextViewText(R.id.status_text, TextHelper.getSimpleTweetText(t.text)); updateViews.setTextViewText(R.id.tweet_source, context.getString(R.string.tweet_source_prefix) + t.source); updateViews.setTextViewText(R.id.tweet_created_at, DateTimeHelper.getRelativeDate(t.createdAt)); updateViews.setImageViewBitmap(R.id.status_image, TwitterApplication.mImageLoader.get( t.profileImageUrl, new CacheCallback(updateViews))); Intent inext = new Intent(context, FanfouWidget.class); inext.setAction(NEXTACTION); PendingIntent pinext = PendingIntent.getBroadcast(context, 0, inext, PendingIntent.FLAG_UPDATE_CURRENT); updateViews.setOnClickPendingIntent(R.id.btn_next, pinext); Intent ipre = new Intent(context, FanfouWidget.class); ipre.setAction(PREACTION); PendingIntent pipre = PendingIntent.getBroadcast(context, 0, ipre, PendingIntent.FLAG_UPDATE_CURRENT); updateViews.setOnClickPendingIntent(R.id.btn_pre, pipre); Intent write = WriteActivity.createNewTweetIntent(""); PendingIntent piwrite = PendingIntent.getActivity(context, 0, write, PendingIntent.FLAG_UPDATE_CURRENT); updateViews.setOnClickPendingIntent(R.id.write_message, piwrite); Intent home = TwitterActivity.createIntent(context); PendingIntent pihome = PendingIntent.getActivity(context, 0, home, PendingIntent.FLAG_UPDATE_CURRENT); updateViews.setOnClickPendingIntent(R.id.logo_image, pihome); Intent status = StatusActivity.createIntent(t); PendingIntent pistatus = PendingIntent.getActivity(context, 0, status, PendingIntent.FLAG_UPDATE_CURRENT); updateViews.setOnClickPendingIntent(R.id.main_body, pistatus); return updateViews; } @Override public void onReceive(Context context, Intent intent) { Log.d(TAG, "OnReceive"); // FIXME: NullPointerException Log.i(TAG, context.getApplicationContext().toString()); if (!TwitterApplication.mApi.isLoggedIn()) { refreshView(context); } else { super.onReceive(context, intent); String action = intent.getAction(); if (NEXTACTION.equals(action) || PREACTION.equals(action)) { refreshView(context, intent.getAction()); } else if (AppWidgetManager.ACTION_APPWIDGET_UPDATE.equals(action)) { update(context); } } } /** * * @param c * @param serviceName * @return */ @Deprecated public boolean isRunning(Context c, String serviceName) { ActivityManager myAM = (ActivityManager) c .getSystemService(Context.ACTIVITY_SERVICE); ArrayList<RunningServiceInfo> runningServices = (ArrayList<RunningServiceInfo>) myAM .getRunningServices(40); // 获取最多40个当前正在运行的服务,放进ArrList里,以现在手机的处理能力,要是超过40个服务,估计已经卡死,所以不用考虑超过40个该怎么办 int servicesSize = runningServices.size(); for (int i = 0; i < servicesSize; i++)// 循环枚举对比 { if (runningServices.get(i).service.getClassName().toString() .equals(serviceName)) { return true; } } return false; } @Override public void onDeleted(Context context, int[] appWidgetIds) { Log.d(TAG, "onDeleted"); } @Override public void onEnabled(Context context) { Log.d(TAG, "onEnabled"); TwitterService.setWidgetStatus(true); } @Override public void onDisabled(Context context) { Log.d(TAG, "onDisabled"); TwitterService.setWidgetStatus(false); } }
Java
package com.ch_linghu.fanfoudroid; import java.text.ParseException; import java.util.ArrayList; import java.util.HashSet; import java.util.List; import android.content.Context; import android.content.Intent; import android.content.SharedPreferences; import android.database.Cursor; import android.graphics.Bitmap; import android.os.Bundle; import android.text.TextUtils; import android.util.Log; import android.view.ContextMenu; import android.view.ContextMenu.ContextMenuInfo; import android.view.LayoutInflater; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.ViewGroup; import android.widget.AdapterView.AdapterContextMenuInfo; import android.widget.Button; import android.widget.CursorAdapter; import android.widget.ImageView; import android.widget.ListView; import android.widget.TextView; import com.ch_linghu.fanfoudroid.app.LazyImageLoader.ImageLoaderCallback; import com.ch_linghu.fanfoudroid.app.Preferences; import com.ch_linghu.fanfoudroid.data.Dm; import com.ch_linghu.fanfoudroid.db.MessageTable; import com.ch_linghu.fanfoudroid.db.TwitterDatabase; import com.ch_linghu.fanfoudroid.fanfou.DirectMessage; import com.ch_linghu.fanfoudroid.fanfou.Paging; import com.ch_linghu.fanfoudroid.http.HttpException; import com.ch_linghu.fanfoudroid.task.GenericTask; import com.ch_linghu.fanfoudroid.task.TaskAdapter; import com.ch_linghu.fanfoudroid.task.TaskListener; import com.ch_linghu.fanfoudroid.task.TaskParams; import com.ch_linghu.fanfoudroid.task.TaskResult; import com.ch_linghu.fanfoudroid.ui.base.BaseActivity; import com.ch_linghu.fanfoudroid.ui.base.Refreshable; import com.ch_linghu.fanfoudroid.ui.module.Feedback; import com.ch_linghu.fanfoudroid.ui.module.FeedbackFactory; import com.ch_linghu.fanfoudroid.ui.module.FeedbackFactory.FeedbackType; import com.ch_linghu.fanfoudroid.ui.module.NavBar; import com.ch_linghu.fanfoudroid.ui.module.SimpleFeedback; import com.ch_linghu.fanfoudroid.util.DateTimeHelper; import com.ch_linghu.fanfoudroid.util.TextHelper; public class DmActivity extends BaseActivity implements Refreshable { private static final String TAG = "DmActivity"; // Views. private ListView mTweetList; private Adapter mAdapter; private Adapter mInboxAdapter; private Adapter mSendboxAdapter; Button inbox; Button sendbox; Button newMsg; private int mDMType; private static final int DM_TYPE_ALL = 0; private static final int DM_TYPE_INBOX = 1; private static final int DM_TYPE_SENDBOX = 2; private TextView mProgressText; private NavBar mNavbar; private Feedback mFeedback; // Tasks. private GenericTask mRetrieveTask; private GenericTask mDeleteTask; private TaskListener mDeleteTaskListener = new TaskAdapter(){ @Override public void onPreExecute(GenericTask task) { updateProgress(getString(R.string.page_status_deleting)); } @Override public void onPostExecute(GenericTask task, TaskResult result) { if (result == TaskResult.AUTH_ERROR) { logout(); } else if (result == TaskResult.OK) { mAdapter.refresh(); } else { // Do nothing. } updateProgress(""); } @Override public String getName() { return "DmDeleteTask"; } }; private TaskListener mRetrieveTaskListener = new TaskAdapter(){ @Override public void onPreExecute(GenericTask task) { updateProgress(getString(R.string.page_status_refreshing)); } @Override public void onProgressUpdate(GenericTask task, Object params) { draw(); } @Override public void onPostExecute(GenericTask task, TaskResult result) { if (result == TaskResult.AUTH_ERROR) { logout(); } else if (result == TaskResult.OK) { SharedPreferences.Editor editor = mPreferences.edit(); editor.putLong(Preferences.LAST_DM_REFRESH_KEY, DateTimeHelper.getNowTime()); editor.commit(); draw(); goTop(); } else { // Do nothing. } updateProgress(""); } @Override public String getName() { return "DmRetrieve"; } }; // Refresh data at startup if last refresh was this long ago or greater. private static final long REFRESH_THRESHOLD = 5 * 60 * 1000; private static final String EXTRA_USER = "user"; private static final String LAUNCH_ACTION = "com.ch_linghu.fanfoudroid.DMS"; public static Intent createIntent() { return createIntent(""); } public static Intent createIntent(String user) { Intent intent = new Intent(LAUNCH_ACTION); intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); if (!TextUtils.isEmpty(user)) { intent.putExtra(EXTRA_USER, user); } return intent; } @Override protected boolean _onCreate(Bundle savedInstanceState) { if (super._onCreate(savedInstanceState)) { setContentView(R.layout.dm); mNavbar = new NavBar(NavBar.HEADER_STYLE_HOME, this); mNavbar.setHeaderTitle("我的私信"); mFeedback = FeedbackFactory.create(this, FeedbackType.PROGRESS); bindFooterButtonEvent(); mTweetList = (ListView) findViewById(R.id.tweet_list); mProgressText = (TextView) findViewById(R.id.progress_text); TwitterDatabase db = getDb(); // Mark all as read. db.markAllDmsRead(); setupAdapter(); // Make sure call bindFooterButtonEvent first boolean shouldRetrieve = false; long lastRefreshTime = mPreferences.getLong( Preferences.LAST_DM_REFRESH_KEY, 0); long nowTime = DateTimeHelper.getNowTime(); long diff = nowTime - lastRefreshTime; Log.d(TAG, "Last refresh was " + diff + " ms ago."); if (diff > REFRESH_THRESHOLD) { shouldRetrieve = true; } else if (isTrue(savedInstanceState, SIS_RUNNING_KEY)) { // Check to see if it was running a send or retrieve task. // It makes no sense to resend the send request (don't want dupes) // so we instead retrieve (refresh) to see if the message has // posted. Log.d(TAG, "Was last running a retrieve or send task. Let's refresh."); shouldRetrieve = true; } if (shouldRetrieve) { doRetrieve(); } // Want to be able to focus on the items with the trackball. // That way, we can navigate up and down by changing item focus. mTweetList.setItemsCanFocus(true); return true; }else{ return false; } } @Override protected void onResume() { super.onResume(); checkIsLogedIn(); } private static final String SIS_RUNNING_KEY = "running"; @Override protected void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); if (mRetrieveTask != null && mRetrieveTask.getStatus() == GenericTask.Status.RUNNING) { outState.putBoolean(SIS_RUNNING_KEY, true); } } @Override protected void onDestroy() { Log.d(TAG, "onDestroy."); if (mRetrieveTask != null && mRetrieveTask.getStatus() == GenericTask.Status.RUNNING) { mRetrieveTask.cancel(true); } if (mDeleteTask != null && mDeleteTask.getStatus() == GenericTask.Status.RUNNING) { mDeleteTask.cancel(true); } super.onDestroy(); } // UI helpers. private void bindFooterButtonEvent() { inbox = (Button) findViewById(R.id.inbox); sendbox = (Button) findViewById(R.id.sendbox); newMsg = (Button) findViewById(R.id.new_message); inbox.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { if (mDMType != DM_TYPE_INBOX) { mDMType = DM_TYPE_INBOX; inbox.setEnabled(false); sendbox.setEnabled(true); mTweetList.setAdapter(mInboxAdapter); mInboxAdapter.refresh(); } } }); sendbox.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { if (mDMType != DM_TYPE_SENDBOX) { mDMType = DM_TYPE_SENDBOX; inbox.setEnabled(true); sendbox.setEnabled(false); mTweetList.setAdapter(mSendboxAdapter); mSendboxAdapter.refresh(); } } }); newMsg.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Intent intent = new Intent(); intent.setClass(DmActivity.this, WriteDmActivity.class); intent.putExtra("reply_to_id", 0); // TODO: 传入实际的reply_to_id startActivity(intent); } }); } private void setupAdapter() { Cursor cursor = getDb().fetchAllDms(-1); startManagingCursor(cursor); mAdapter = new Adapter(this, cursor); Cursor inboxCursor = getDb().fetchInboxDms(); startManagingCursor(inboxCursor); mInboxAdapter = new Adapter(this, inboxCursor); Cursor sendboxCursor = getDb().fetchSendboxDms(); startManagingCursor(sendboxCursor); mSendboxAdapter = new Adapter(this, sendboxCursor); mTweetList.setAdapter(mInboxAdapter); registerForContextMenu(mTweetList); inbox.setEnabled(false); } private class DmRetrieveTask extends GenericTask { @Override protected TaskResult _doInBackground(TaskParams...params) { List<DirectMessage> dmList; ArrayList<Dm> dms = new ArrayList<Dm>(); TwitterDatabase db = getDb(); //ImageManager imageManager = getImageManager(); String maxId = db.fetchMaxDmId(false); HashSet<String> imageUrls = new HashSet<String>(); try { if (maxId != null) { Paging paging = new Paging(maxId); dmList = getApi().getDirectMessages(paging); } else { dmList = getApi().getDirectMessages(); } } catch (HttpException e) { Log.e(TAG, e.getMessage(), e); return TaskResult.IO_ERROR; } publishProgress(SimpleFeedback.calProgressBySize(40, 20, dmList)); for (DirectMessage directMessage : dmList) { if (isCancelled()) { return TaskResult.CANCELLED; } Dm dm; dm = Dm.create(directMessage, false); dms.add(dm); imageUrls.add(dm.profileImageUrl); if (isCancelled()) { return TaskResult.CANCELLED; } } maxId = db.fetchMaxDmId(true); try { if (maxId != null) { Paging paging = new Paging(maxId); dmList = getApi().getSentDirectMessages(paging); } else { dmList = getApi().getSentDirectMessages(); } } catch (HttpException e) { Log.e(TAG, e.getMessage(), e); return TaskResult.IO_ERROR; } for (DirectMessage directMessage : dmList) { if (isCancelled()) { return TaskResult.CANCELLED; } Dm dm; dm = Dm.create(directMessage, true); dms.add(dm); imageUrls.add(dm.profileImageUrl); if (isCancelled()) { return TaskResult.CANCELLED; } } db.addDms(dms, false); // if (isCancelled()) { // return TaskResult.CANCELLED; // } // // publishProgress(null); // // for (String imageUrl : imageUrls) { // if (!Utils.isEmpty(imageUrl)) { // // Fetch image to cache. // try { // imageManager.put(imageUrl); // } catch (IOException e) { // Log.e(TAG, e.getMessage(), e); // } // } // // if (isCancelled()) { // return TaskResult.CANCELLED; // } // } return TaskResult.OK; } } private static class Adapter extends CursorAdapter { public Adapter(Context context, Cursor cursor) { super(context, cursor); mInflater = LayoutInflater.from(context); // TODO: 可使用: //DM dm = MessageTable.parseCursor(cursor); mUserTextColumn = cursor .getColumnIndexOrThrow(MessageTable.FIELD_USER_SCREEN_NAME); mTextColumn = cursor .getColumnIndexOrThrow(MessageTable.FIELD_TEXT); mProfileImageUrlColumn = cursor .getColumnIndexOrThrow(MessageTable.FIELD_PROFILE_IMAGE_URL); mCreatedAtColumn = cursor .getColumnIndexOrThrow(MessageTable.FIELD_CREATED_AT); mIsSentColumn = cursor .getColumnIndexOrThrow(MessageTable.FIELD_IS_SENT); } private LayoutInflater mInflater; private int mUserTextColumn; private int mTextColumn; private int mProfileImageUrlColumn; private int mIsSentColumn; private int mCreatedAtColumn; @Override public View newView(Context context, Cursor cursor, ViewGroup parent) { View view = mInflater.inflate(R.layout.direct_message, parent, false); ViewHolder holder = new ViewHolder(); holder.userText = (TextView) view .findViewById(R.id.tweet_user_text); holder.tweetText = (TextView) view.findViewById(R.id.tweet_text); holder.profileImage = (ImageView) view .findViewById(R.id.profile_image); holder.metaText = (TextView) view .findViewById(R.id.tweet_meta_text); view.setTag(holder); return view; } class ViewHolder { public TextView userText; public TextView tweetText; public ImageView profileImage; public TextView metaText; } @Override public void bindView(View view, Context context, Cursor cursor) { ViewHolder holder = (ViewHolder) view.getTag(); int isSent = cursor.getInt(mIsSentColumn); String user = cursor.getString(mUserTextColumn); if (0 == isSent) { holder.userText.setText(context .getString(R.string.direct_message_label_from_prefix) + user); } else { holder.userText.setText(context .getString(R.string.direct_message_label_to_prefix) + user); } TextHelper.setTweetText(holder.tweetText, cursor.getString(mTextColumn)); String profileImageUrl = cursor.getString(mProfileImageUrlColumn); if (!TextUtils.isEmpty(profileImageUrl)) { holder.profileImage .setImageBitmap(TwitterApplication.mImageLoader .get(profileImageUrl, new ImageLoaderCallback(){ @Override public void refresh(String url, Bitmap bitmap) { Adapter.this.refresh(); } })); } try { holder.metaText.setText(DateTimeHelper .getRelativeDate(TwitterDatabase.DB_DATE_FORMATTER .parse(cursor.getString(mCreatedAtColumn)))); } catch (ParseException e) { Log.w(TAG, "Invalid created at data."); } } public void refresh() { getCursor().requery(); } } // Menu. @Override public boolean onCreateOptionsMenu(Menu menu) { return super.onCreateOptionsMenu(menu); } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { // FIXME: 将刷新功能绑定到顶部的刷新按钮上,主菜单中的刷新选项已删除 // case OPTIONS_MENU_ID_REFRESH: // doRetrieve(); // return true; case OPTIONS_MENU_ID_TWEETS: launchActivity(TwitterActivity.createIntent(this)); return true; case OPTIONS_MENU_ID_REPLIES: launchActivity(MentionActivity.createIntent(this)); return true; } return super.onOptionsItemSelected(item); } private static final int CONTEXT_REPLY_ID = 0; private static final int CONTEXT_DELETE_ID = 1; @Override public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { super.onCreateContextMenu(menu, v, menuInfo); menu.add(0, CONTEXT_REPLY_ID, 0, R.string.cmenu_reply); menu.add(0, CONTEXT_DELETE_ID, 0, R.string.cmenu_delete); } @Override public boolean onContextItemSelected(MenuItem item) { AdapterContextMenuInfo info = (AdapterContextMenuInfo) item .getMenuInfo(); Cursor cursor = (Cursor) mAdapter.getItem(info.position); if (cursor == null) { Log.w(TAG, "Selected item not available."); return super.onContextItemSelected(item); } switch (item.getItemId()) { case CONTEXT_REPLY_ID: String user_id = cursor.getString(cursor .getColumnIndexOrThrow(MessageTable.FIELD_USER_ID)); Intent intent = WriteDmActivity.createIntent(user_id); startActivity(intent); return true; case CONTEXT_DELETE_ID: int idIndex = cursor.getColumnIndexOrThrow(MessageTable._ID); String id = cursor.getString(idIndex); doDestroy(id); return true; default: return super.onContextItemSelected(item); } } private void doDestroy(String id) { Log.d(TAG, "Attempting delete."); if (mDeleteTask != null && mDeleteTask.getStatus() == GenericTask.Status.RUNNING){ return; }else{ mDeleteTask = new DmDeleteTask(); mDeleteTask.setListener(mDeleteTaskListener); TaskParams params = new TaskParams(); params.put("id", id); mDeleteTask.execute(params); } } private class DmDeleteTask extends GenericTask { @Override protected TaskResult _doInBackground(TaskParams...params) { TaskParams param = params[0]; try { String id = param.getString("id"); DirectMessage directMessage = getApi().destroyDirectMessage(id); Dm.create(directMessage, false); getDb().deleteDm(id); } catch (HttpException e) { Log.e(TAG, e.getMessage(), e); return TaskResult.IO_ERROR; } if (isCancelled()) { return TaskResult.CANCELLED; } return TaskResult.OK; } } public void doRetrieve() { Log.d(TAG, "Attempting retrieve."); if (mRetrieveTask != null && mRetrieveTask.getStatus() == GenericTask.Status.RUNNING){ return; }else{ mRetrieveTask = new DmRetrieveTask(); mRetrieveTask.setFeedback(mFeedback); mRetrieveTask.setListener(mRetrieveTaskListener); mRetrieveTask.execute(); } } public void goTop() { mTweetList.setSelection(0); } public void draw() { mAdapter.refresh(); mInboxAdapter.refresh(); mSendboxAdapter.refresh(); } private void updateProgress(String msg) { mProgressText.setText(msg); } }
Java
/* * Copyright (C) 2009 Google Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.ch_linghu.fanfoudroid; import java.text.MessageFormat; import java.util.ArrayList; import java.util.List; import android.content.Intent; import android.database.Cursor; import android.os.Bundle; import android.view.Menu; import com.ch_linghu.fanfoudroid.data.Tweet; import com.ch_linghu.fanfoudroid.db.StatusTable; import com.ch_linghu.fanfoudroid.fanfou.Paging; import com.ch_linghu.fanfoudroid.fanfou.Status; import com.ch_linghu.fanfoudroid.http.HttpException; import com.ch_linghu.fanfoudroid.ui.base.TwitterCursorBaseActivity; //TODO: 数据来源换成 getFavorites() public class FavoritesActivity extends TwitterCursorBaseActivity { private static final String TAG = "FavoritesActivity"; private static final String LAUNCH_ACTION = "com.ch_linghu.fanfoudroid.FAVORITES"; private static final String USER_ID = "userid"; private static final String USER_NAME = "userName"; private static final int DIALOG_WRITE_ID = 0; private String userId = null; private String userName = null; public static Intent createIntent(String userId, String userName) { Intent intent = new Intent(LAUNCH_ACTION); intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); intent.putExtra(USER_ID, userId); intent.putExtra(USER_NAME, userName); return intent; } @Override protected boolean _onCreate(Bundle savedInstanceState) { if (super._onCreate(savedInstanceState)){ mNavbar.setHeaderTitle(getActivityTitle()); return true; }else{ return false; } } public static Intent createNewTaskIntent(String userId, String userName) { Intent intent = createIntent(userId, userName); intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); return intent; } // Menu. @Override public boolean onCreateOptionsMenu(Menu menu) { return super.onCreateOptionsMenu(menu); } @Override protected Cursor fetchMessages() { // TODO Auto-generated method stub return getDb().fetchAllTweets(getUserId(), StatusTable.TYPE_FAVORITE); } @Override protected String getActivityTitle() { // TODO Auto-generated method stub String template = getString(R.string.page_title_favorites); String who; if (getUserId().equals(TwitterApplication.getMyselfId())){ who = "我"; }else{ who = getUserName(); } return MessageFormat.format(template, who); } @Override protected void markAllRead() { // TODO Auto-generated method stub getDb().markAllTweetsRead(getUserId(), StatusTable.TYPE_FAVORITE); } // hasRetrieveListTask interface @Override public int addMessages(ArrayList<Tweet> tweets, boolean isUnread) { return getDb().putTweets(tweets, getUserId(), StatusTable.TYPE_FAVORITE, isUnread); } @Override public String fetchMaxId() { return getDb().fetchMaxTweetId(getUserId(), StatusTable.TYPE_FAVORITE); } @Override public List<Status> getMessageSinceId(String maxId) throws HttpException { if (maxId != null){ return getApi().getFavorites(getUserId(), new Paging(maxId)); }else{ return getApi().getFavorites(getUserId()); } } @Override public String fetchMinId() { return getDb().fetchMinTweetId(getUserId(), StatusTable.TYPE_FAVORITE); } @Override public List<Status> getMoreMessageFromId(String minId) throws HttpException { Paging paging = new Paging(1, 20); paging.setMaxId(minId); return getApi().getFavorites(getUserId(), paging); } @Override public int getDatabaseType() { return StatusTable.TYPE_FAVORITE; } @Override public String getUserId() { Intent intent = getIntent(); Bundle extras = intent.getExtras(); if (extras != null){ userId = extras.getString(USER_ID); } else { userId = TwitterApplication.getMyselfId(); } return userId; } public String getUserName(){ Intent intent = getIntent(); Bundle extras = intent.getExtras(); if (extras != null){ userName = extras.getString(USER_NAME); } else { userName = TwitterApplication.getMyselfName(); } return userName; } }
Java
package com.ch_linghu.fanfoudroid; import java.text.MessageFormat; import java.util.List; import android.content.Intent; import android.os.Bundle; import android.view.ContextMenu; import android.view.ContextMenu.ContextMenuInfo; import android.view.View; import android.widget.AdapterView; import android.widget.AdapterView.AdapterContextMenuInfo; import android.widget.ListView; import com.ch_linghu.fanfoudroid.data.User; import com.ch_linghu.fanfoudroid.fanfou.Paging; import com.ch_linghu.fanfoudroid.http.HttpException; import com.ch_linghu.fanfoudroid.ui.base.UserArrayBaseActivity; import com.ch_linghu.fanfoudroid.ui.module.UserArrayAdapter; public class FollowingActivity extends UserArrayBaseActivity { private ListView mUserList; private UserArrayAdapter mAdapter; private String userId; private String userName; private static final String LAUNCH_ACTION = "com.ch_linghu.fanfoudroid.FOLLOWING"; private static final String USER_ID = "userId"; private static final String USER_NAME = "userName"; private int currentPage=1; String myself=""; @Override protected boolean _onCreate(Bundle savedInstanceState) { Intent intent = getIntent(); Bundle extras = intent.getExtras(); if (extras != null) { this.userId = extras.getString(USER_ID); this.userName = extras.getString(USER_NAME); } else { // 获取登录用户id userId=TwitterApplication.getMyselfId(); userName = TwitterApplication.getMyselfName(); } if(super._onCreate(savedInstanceState)){ myself = TwitterApplication.getMyselfId(); if(getUserId()==myself){ mNavbar.setHeaderTitle(MessageFormat.format( getString(R.string.profile_friends_count_title), "我")); } else { mNavbar.setHeaderTitle(MessageFormat.format( getString(R.string.profile_friends_count_title), userName)); } return true; }else{ return false; } } /* * 添加取消关注按钮 * @see com.ch_linghu.fanfoudroid.ui.base.UserListBaseActivity#onCreateContextMenu(android.view.ContextMenu, android.view.View, android.view.ContextMenu.ContextMenuInfo) */ @Override public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { super.onCreateContextMenu(menu, v, menuInfo); if(getUserId()==myself){ AdapterView.AdapterContextMenuInfo info = (AdapterContextMenuInfo) menuInfo; User user = getContextItemUser(info.position); menu.add(0,CONTENT_DEL_FRIEND,0,getResources().getString(R.string.cmenu_user_addfriend_prefix)+user.screenName+getResources().getString(R.string.cmenu_user_friend_suffix)); } } public static Intent createIntent(String userId, String userName) { Intent intent = new Intent(LAUNCH_ACTION); intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); intent.putExtra(USER_ID, userId); intent.putExtra(USER_NAME, userName); return intent; } @Override public Paging getNextPage() { currentPage+=1; return new Paging(currentPage); } @Override protected String getUserId() { return this.userId; } @Override public Paging getCurrentPage() { return new Paging(this.currentPage); } @Override protected List<com.ch_linghu.fanfoudroid.fanfou.User> getUsers( String userId, Paging page) throws HttpException { return getApi().getFriendsStatuses(userId, page); } }
Java
package com.ch_linghu.fanfoudroid; import java.text.MessageFormat; import android.app.AlertDialog; import android.app.AlertDialog.Builder; import android.app.Dialog; import android.app.ProgressDialog; import android.content.ContentValues; import android.content.DialogInterface; import android.content.Intent; import android.database.Cursor; import android.graphics.Bitmap; import android.net.Uri; import android.os.Bundle; import android.provider.BaseColumns; import android.text.TextUtils; import android.util.Log; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.RelativeLayout; import android.widget.TextView; import android.widget.Toast; import com.ch_linghu.fanfoudroid.app.LazyImageLoader.ImageLoaderCallback; import com.ch_linghu.fanfoudroid.db.TwitterDatabase; import com.ch_linghu.fanfoudroid.db.UserInfoTable; import com.ch_linghu.fanfoudroid.fanfou.User; import com.ch_linghu.fanfoudroid.http.HttpException; import com.ch_linghu.fanfoudroid.task.GenericTask; import com.ch_linghu.fanfoudroid.task.TaskAdapter; import com.ch_linghu.fanfoudroid.task.TaskListener; import com.ch_linghu.fanfoudroid.task.TaskParams; import com.ch_linghu.fanfoudroid.task.TaskResult; import com.ch_linghu.fanfoudroid.ui.base.BaseActivity; import com.ch_linghu.fanfoudroid.ui.module.Feedback; import com.ch_linghu.fanfoudroid.ui.module.FeedbackFactory; import com.ch_linghu.fanfoudroid.ui.module.FeedbackFactory.FeedbackType; import com.ch_linghu.fanfoudroid.ui.module.NavBar; /** * * @author Dino 2011-02-26 */ // public class ProfileActivity extends WithHeaderActivity { public class ProfileActivity extends BaseActivity { private static final String TAG = "ProfileActivity"; private static final String LAUNCH_ACTION = "com.ch_linghu.fanfoudroid.PROFILE"; private static final String STATUS_COUNT = "status_count"; private static final String EXTRA_USER = "user"; private static final String FANFOUROOT = "http://fanfou.com/"; private static final String USER_ID = "userid"; private static final String USER_NAME = "userName"; private GenericTask profileInfoTask;// 获取用户信息 private GenericTask setFollowingTask; private GenericTask cancelFollowingTask; private String userId; private String userName; private String myself; private User profileInfo;// 用户信息 private ImageView profileImageView;// 头像 private TextView profileName;// 名称 private TextView profileScreenName;// 昵称 private TextView userLocation;// 地址 private TextView userUrl;// url private TextView userInfo;// 自述 private TextView friendsCount;// 好友 private TextView followersCount;// 收听 private TextView statusCount;// 消息 private TextView favouritesCount;// 收藏 private TextView isFollowingText;// 是否关注 private Button followingBtn;// 收听/取消关注按钮 private Button sendMentionBtn;// 发送留言按钮 private Button sendDmBtn;// 发送私信按钮 private ProgressDialog dialog; // 请稍候 private RelativeLayout friendsLayout; private LinearLayout followersLayout; private LinearLayout statusesLayout; private LinearLayout favouritesLayout; private NavBar mNavBar; private Feedback mFeedback; private TwitterDatabase db; public static Intent createIntent(String userId) { Intent intent = new Intent(LAUNCH_ACTION); intent.putExtra(USER_ID, userId); return intent; } private ImageLoaderCallback callback = new ImageLoaderCallback() { @Override public void refresh(String url, Bitmap bitmap) { profileImageView.setImageBitmap(bitmap); } }; @Override protected boolean _onCreate(Bundle savedInstanceState) { Log.d(TAG, "OnCreate start"); if (super._onCreate(savedInstanceState)) { setContentView(R.layout.profile); Intent intent = getIntent(); Bundle extras = intent.getExtras(); myself = TwitterApplication.getMyselfId(); if (extras != null) { this.userId = extras.getString(USER_ID); this.userName = extras.getString(USER_NAME); } else { this.userId = myself; this.userName = TwitterApplication.getMyselfName(); } Uri data = intent.getData(); if (data != null) { userId = data.getLastPathSegment(); } // 初始化控件 initControls(); Log.d(TAG, "the userid is " + userId); db = this.getDb(); draw(); return true; } else { return false; } } private void initControls() { mNavBar = new NavBar(NavBar.HEADER_STYLE_HOME, this); mNavBar.setHeaderTitle(""); mFeedback = FeedbackFactory.create(this, FeedbackType.PROGRESS); sendMentionBtn = (Button) findViewById(R.id.sendmetion_btn); sendDmBtn = (Button) findViewById(R.id.senddm_btn); profileImageView = (ImageView) findViewById(R.id.profileimage); profileName = (TextView) findViewById(R.id.profilename); profileScreenName = (TextView) findViewById(R.id.profilescreenname); userLocation = (TextView) findViewById(R.id.user_location); userUrl = (TextView) findViewById(R.id.user_url); userInfo = (TextView) findViewById(R.id.tweet_user_info); friendsCount = (TextView) findViewById(R.id.friends_count); followersCount = (TextView) findViewById(R.id.followers_count); TextView friendsCountTitle = (TextView) findViewById(R.id.friends_count_title); TextView followersCountTitle = (TextView) findViewById(R.id.followers_count_title); String who; if (userId.equals(myself)) { who = "我"; } else { who = "ta"; } friendsCountTitle.setText(MessageFormat.format( getString(R.string.profile_friends_count_title), who)); followersCountTitle.setText(MessageFormat.format( getString(R.string.profile_followers_count_title), who)); statusCount = (TextView) findViewById(R.id.statuses_count); favouritesCount = (TextView) findViewById(R.id.favourites_count); friendsLayout = (RelativeLayout) findViewById(R.id.friendsLayout); followersLayout = (LinearLayout) findViewById(R.id.followersLayout); statusesLayout = (LinearLayout) findViewById(R.id.statusesLayout); favouritesLayout = (LinearLayout) findViewById(R.id.favouritesLayout); isFollowingText = (TextView) findViewById(R.id.isfollowing_text); followingBtn = (Button) findViewById(R.id.following_btn); // 为按钮面板添加事件 friendsLayout.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { // 在没有得到profileInfo时,不允许点击事件生效 if (profileInfo == null) { return; } String showName; if (!TextUtils.isEmpty(profileInfo.getScreenName())) { showName = profileInfo.getScreenName(); } else { showName = profileInfo.getName(); } Intent intent = FollowingActivity .createIntent(userId, showName); intent.setClass(ProfileActivity.this, FollowingActivity.class); startActivity(intent); } }); followersLayout.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { // 在没有得到profileInfo时,不允许点击事件生效 if (profileInfo == null) { return; } String showName; if (!TextUtils.isEmpty(profileInfo.getScreenName())) { showName = profileInfo.getScreenName(); } else { showName = profileInfo.getName(); } Intent intent = FollowersActivity .createIntent(userId, showName); intent.setClass(ProfileActivity.this, FollowersActivity.class); startActivity(intent); } }); statusesLayout.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { // 在没有得到profileInfo时,不允许点击事件生效 if (profileInfo == null) { return; } String showName; if (!TextUtils.isEmpty(profileInfo.getScreenName())) { showName = profileInfo.getScreenName(); } else { showName = profileInfo.getName(); } Intent intent = UserTimelineActivity.createIntent( profileInfo.getId(), showName); launchActivity(intent); } }); favouritesLayout.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { // 在没有得到profileInfo时,不允许点击事件生效 if (profileInfo == null) { return; } Intent intent = FavoritesActivity.createIntent(userId, profileInfo.getName()); intent.setClass(ProfileActivity.this, FavoritesActivity.class); startActivity(intent); } }); // 刷新 View.OnClickListener refreshListener = new View.OnClickListener() { @Override public void onClick(View v) { doGetProfileInfo(); } }; mNavBar.getRefreshButton().setOnClickListener(refreshListener); } private void draw() { Log.d(TAG, "draw"); bindProfileInfo(); // doGetProfileInfo(); } @Override protected void onResume() { super.onResume(); Log.d(TAG, "onResume."); } @Override protected void onStart() { super.onStart(); Log.d(TAG, "onStart."); } @Override protected void onStop() { super.onStop(); Log.d(TAG, "onStop."); } /** * 从数据库获取,如果数据库不存在则创建 */ private void bindProfileInfo() { dialog = ProgressDialog.show(ProfileActivity.this, "请稍候", "正在加载信息..."); if (null != db && db.existsUser(userId)) { Cursor cursor = db.getUserInfoById(userId); profileInfo = User.parseUser(cursor); cursor.close(); if (profileInfo == null) { Log.w(TAG, "cannot get userinfo from userinfotable the id is" + userId); } bindControl(); if (dialog != null) { dialog.dismiss(); } } else { doGetProfileInfo(); } } private void doGetProfileInfo() { mFeedback.start(""); if (profileInfoTask != null && profileInfoTask.getStatus() == GenericTask.Status.RUNNING) { return; } else { profileInfoTask = new GetProfileTask(); profileInfoTask.setListener(profileInfoTaskListener); TaskParams params = new TaskParams(); profileInfoTask.execute(params); } } private void bindControl() { if (profileInfo.getId().equals(myself)) { sendMentionBtn.setVisibility(View.GONE); sendDmBtn.setVisibility(View.GONE); } else { // 发送留言 sendMentionBtn.setVisibility(View.VISIBLE); sendMentionBtn.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { Intent intent = WriteActivity.createNewTweetIntent(String .format("@%s ", profileInfo.getScreenName())); startActivity(intent); } }); // 发送私信 sendDmBtn.setVisibility(View.VISIBLE); sendDmBtn.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { Intent intent = WriteDmActivity.createIntent(profileInfo .getId()); startActivity(intent); } }); } if (userId.equals(myself)) { mNavBar.setHeaderTitle("我" + getString(R.string.cmenu_user_profile_prefix)); } else { mNavBar.setHeaderTitle(profileInfo.getScreenName() + getString(R.string.cmenu_user_profile_prefix)); } profileImageView .setImageBitmap(TwitterApplication.mImageLoader .get(profileInfo.getProfileImageURL().toString(), callback)); profileName.setText(profileInfo.getId()); profileScreenName.setText(profileInfo.getScreenName()); if (profileInfo.getId().equals(myself)) { isFollowingText.setText(R.string.profile_isyou); followingBtn.setVisibility(View.GONE); } else if (profileInfo.isFollowing()) { isFollowingText.setText(R.string.profile_isfollowing); followingBtn.setVisibility(View.VISIBLE); followingBtn.setText(R.string.user_label_unfollow); followingBtn.setOnClickListener(cancelFollowingListener); followingBtn.setCompoundDrawablesWithIntrinsicBounds(getResources() .getDrawable(R.drawable.ic_unfollow), null, null, null); } else { isFollowingText.setText(R.string.profile_notfollowing); followingBtn.setVisibility(View.VISIBLE); followingBtn.setText(R.string.user_label_follow); followingBtn.setOnClickListener(setfollowingListener); followingBtn.setCompoundDrawablesWithIntrinsicBounds(getResources() .getDrawable(R.drawable.ic_follow), null, null, null); } String location = profileInfo.getLocation(); if (location == null || location.length() == 0) { location = getResources().getString(R.string.profile_location_null); } userLocation.setText(location); if (profileInfo.getURL() != null) { userUrl.setText(profileInfo.getURL().toString()); } else { userUrl.setText(FANFOUROOT + profileInfo.getId()); } String description = profileInfo.getDescription(); if (description == null || description.length() == 0) { description = getResources().getString( R.string.profile_description_null); } userInfo.setText(description); friendsCount.setText(String.valueOf(profileInfo.getFriendsCount())); followersCount.setText(String.valueOf(profileInfo.getFollowersCount())); statusCount.setText(String.valueOf(profileInfo.getStatusesCount())); favouritesCount .setText(String.valueOf(profileInfo.getFavouritesCount())); } private TaskListener profileInfoTaskListener = new TaskAdapter() { @Override public void onPostExecute(GenericTask task, TaskResult result) { // 加载成功 if (result == TaskResult.OK) { mFeedback.success(""); // 绑定控件 bindControl(); if (dialog != null) { dialog.dismiss(); } } } @Override public String getName() { return "GetProfileInfo"; } }; /** * 更新数据库中的用户 * * @return */ private boolean updateUser() { ContentValues v = new ContentValues(); v.put(BaseColumns._ID, profileInfo.getName()); v.put(UserInfoTable.FIELD_USER_NAME, profileInfo.getName()); v.put(UserInfoTable.FIELD_USER_SCREEN_NAME, profileInfo.getScreenName()); v.put(UserInfoTable.FIELD_PROFILE_IMAGE_URL, profileInfo .getProfileImageURL().toString()); v.put(UserInfoTable.FIELD_LOCALTION, profileInfo.getLocation()); v.put(UserInfoTable.FIELD_DESCRIPTION, profileInfo.getDescription()); v.put(UserInfoTable.FIELD_PROTECTED, profileInfo.isProtected()); v.put(UserInfoTable.FIELD_FOLLOWERS_COUNT, profileInfo.getFollowersCount()); v.put(UserInfoTable.FIELD_LAST_STATUS, profileInfo.getStatusSource()); v.put(UserInfoTable.FIELD_FRIENDS_COUNT, profileInfo.getFriendsCount()); v.put(UserInfoTable.FIELD_FAVORITES_COUNT, profileInfo.getFavouritesCount()); v.put(UserInfoTable.FIELD_STATUSES_COUNT, profileInfo.getStatusesCount()); v.put(UserInfoTable.FIELD_FOLLOWING, profileInfo.isFollowing()); if (profileInfo.getURL() != null) { v.put(UserInfoTable.FIELD_URL, profileInfo.getURL().toString()); } return db.updateUser(profileInfo.getId(), v); } /** * 获取用户信息task * * @author Dino * */ private class GetProfileTask extends GenericTask { @Override protected TaskResult _doInBackground(TaskParams... params) { Log.v(TAG, "get profile task"); try { profileInfo = getApi().showUser(userId); mFeedback.update(80); if (profileInfo != null) { if (null != db && !db.existsUser(userId)) { com.ch_linghu.fanfoudroid.data.User userinfodb = profileInfo .parseUser(); db.createUserInfo(userinfodb); } else { // 更新用户 updateUser(); } } } catch (HttpException e) { Log.e(TAG, e.getMessage()); return TaskResult.FAILED; } mFeedback.update(99); return TaskResult.OK; } } /** * 设置关注监听 */ private OnClickListener setfollowingListener = new OnClickListener() { @Override public void onClick(View v) { Builder diaBuilder = new AlertDialog.Builder(ProfileActivity.this) .setTitle("关注提示").setMessage("确实要添加关注吗?"); diaBuilder.setPositiveButton("确定", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { if (setFollowingTask != null && setFollowingTask.getStatus() == GenericTask.Status.RUNNING) { return; } else { setFollowingTask = new SetFollowingTask(); setFollowingTask .setListener(setFollowingTaskLinstener); TaskParams params = new TaskParams(); setFollowingTask.execute(params); } } }); diaBuilder.setNegativeButton("取消", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.dismiss(); } }); Dialog dialog = diaBuilder.create(); dialog.show(); } }; /* * 取消关注监听 */ private OnClickListener cancelFollowingListener = new OnClickListener() { @Override public void onClick(View v) { Builder diaBuilder = new AlertDialog.Builder(ProfileActivity.this) .setTitle("关注提示").setMessage("确实要取消关注吗?"); diaBuilder.setPositiveButton("确定", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { if (cancelFollowingTask != null && cancelFollowingTask.getStatus() == GenericTask.Status.RUNNING) { return; } else { cancelFollowingTask = new CancelFollowingTask(); cancelFollowingTask .setListener(cancelFollowingTaskLinstener); TaskParams params = new TaskParams(); cancelFollowingTask.execute(params); } } }); diaBuilder.setNegativeButton("取消", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.dismiss(); } }); Dialog dialog = diaBuilder.create(); dialog.show(); } }; /** * 设置关注 * * @author Dino * */ private class SetFollowingTask extends GenericTask { @Override protected TaskResult _doInBackground(TaskParams... params) { try { getApi().createFriendship(userId); } catch (HttpException e) { Log.w(TAG, "create friend ship error"); return TaskResult.FAILED; } return TaskResult.OK; } } private TaskListener setFollowingTaskLinstener = new TaskAdapter() { @Override public void onPostExecute(GenericTask task, TaskResult result) { if (result == TaskResult.OK) { followingBtn.setText("取消关注"); isFollowingText.setText(getResources().getString( R.string.profile_isfollowing)); followingBtn.setOnClickListener(cancelFollowingListener); Toast.makeText(getBaseContext(), "关注成功", Toast.LENGTH_SHORT) .show(); } else if (result == TaskResult.FAILED) { Toast.makeText(getBaseContext(), "关注失败", Toast.LENGTH_SHORT) .show(); } } @Override public String getName() { // TODO Auto-generated method stub return null; } }; /** * 取消关注 * * @author Dino * */ private class CancelFollowingTask extends GenericTask { @Override protected TaskResult _doInBackground(TaskParams... params) { try { getApi().destroyFriendship(userId); } catch (HttpException e) { Log.w(TAG, "create friend ship error"); return TaskResult.FAILED; } return TaskResult.OK; } } private TaskListener cancelFollowingTaskLinstener = new TaskAdapter() { @Override public void onPostExecute(GenericTask task, TaskResult result) { if (result == TaskResult.OK) { followingBtn.setText("添加关注"); isFollowingText.setText(getResources().getString( R.string.profile_notfollowing)); followingBtn.setOnClickListener(setfollowingListener); Toast.makeText(getBaseContext(), "取消关注成功", Toast.LENGTH_SHORT) .show(); } else if (result == TaskResult.FAILED) { Toast.makeText(getBaseContext(), "取消关注失败", Toast.LENGTH_SHORT) .show(); } } @Override public String getName() { // TODO Auto-generated method stub return null; } }; }
Java
package com.ch_linghu.fanfoudroid.dao; import java.util.List; import android.content.ContentValues; import android.content.Context; import android.database.Cursor; import android.database.sqlite.SQLiteDatabase; import android.text.TextUtils; import android.util.Log; import com.ch_linghu.fanfoudroid.dao.SQLiteTemplate.RowMapper; import com.ch_linghu.fanfoudroid.data2.Photo; import com.ch_linghu.fanfoudroid.data2.Status; import com.ch_linghu.fanfoudroid.data2.User; import com.ch_linghu.fanfoudroid.db.TwitterDatabase; import com.ch_linghu.fanfoudroid.db2.FanContent; import com.ch_linghu.fanfoudroid.db2.FanContent.StatusesPropertyTable; import com.ch_linghu.fanfoudroid.db2.FanDatabase; import com.ch_linghu.fanfoudroid.util.DateTimeHelper; import com.ch_linghu.fanfoudroid.db2.FanContent.*; public class StatusDAO { private static final String TAG = "StatusDAO"; private SQLiteTemplate mSqlTemplate; public StatusDAO(Context context) { mSqlTemplate = new SQLiteTemplate(FanDatabase.getInstance(context) .getSQLiteOpenHelper()); } /** * Insert a Status * * 若报 SQLiteconstraintexception 异常, 检查是否某not null字段为空 * * @param status * @param isUnread * @return */ public long insertStatus(Status status) { if (!isExists(status)) { return mSqlTemplate.getDb(true).insert(StatusesTable.TABLE_NAME, null, statusToContentValues(status)); } else { Log.e(TAG, status.getId() + " is exists."); return -1; } } // TODO: public int insertStatuses(List<Status> statuses) { int result = 0; SQLiteDatabase db = mSqlTemplate.getDb(true); try { db.beginTransaction(); for (int i = statuses.size() - 1; i >= 0; i--) { Status status = statuses.get(i); long id = db.insertWithOnConflict(StatusesTable.TABLE_NAME, null, statusToContentValues(status), SQLiteDatabase.CONFLICT_IGNORE); if (-1 == id) { Log.e(TAG, "cann't insert the tweet : " + status.toString()); } else { ++result; Log.v(TAG, String.format( "Insert a status into database : %s", status.toString())); } } db.setTransactionSuccessful(); } finally { db.endTransaction(); } return result; } /** * Delete a status * * @param statusId * @param owner_id * owner id * @param type * status type * @return * @see StatusDAO#deleteStatus(Status) */ public int deleteStatus(String statusId, String owner_id, int type) { //FIXME: 数据模型改变后这里的逻辑需要完全重写,目前仅保证编译可通过 String where = StatusesTable.Columns.ID + " =? "; String[] binds; if (!TextUtils.isEmpty(owner_id)) { where += " AND " + StatusesPropertyTable.Columns.OWNER_ID + " = ? "; binds = new String[] { statusId, owner_id }; } else { binds = new String[] { statusId }; } if (-1 != type) { where += " AND " + StatusesPropertyTable.Columns.TYPE + " = " + type; } return mSqlTemplate.getDb(true).delete(StatusesTable.TABLE_NAME, where.toString(), binds); } /** * Delete a Status * * @param status * @return * @see StatusDAO#deleteStatus(String, String, int) */ public int deleteStatus(Status status) { return deleteStatus(status.getId(), status.getOwnerId(), status.getType()); } /** * Find a status by status ID * * @param statusId * @return */ public Status fetchStatus(String statusId) { return mSqlTemplate.queryForObject(mRowMapper, StatusesTable.TABLE_NAME, null, StatusesTable.Columns.ID + " = ?", new String[] { statusId }, null, null, "created_at DESC", "1"); } /** * Find user's statuses * * @param userId * user id * @param statusType * status type, see {@link StatusTable#TYPE_USER}... * @return list of statuses */ public List<Status> fetchStatuses(String userId, int statusType) { return mSqlTemplate.queryForList(mRowMapper, FanContent.StatusesTable.TABLE_NAME, null, StatusesPropertyTable.Columns.OWNER_ID + " = ? AND " + StatusesPropertyTable.Columns.TYPE + " = " + statusType, new String[] { userId }, null, null, "created_at DESC", null); } /** * @see StatusDAO#fetchStatuses(String, int) */ public List<Status> fetchStatuses(String userId, String statusType) { return fetchStatuses(userId, Integer.parseInt(statusType)); } /** * Update by using {@link ContentValues} * * @param statusId * @param newValues * @return */ public int updateStatus(String statusId, ContentValues values) { return mSqlTemplate.updateById(FanContent.StatusesTable.TABLE_NAME, statusId, values); } /** * Update by using {@link Status} * * @param status * @return */ public int updateStatus(Status status) { return updateStatus(status.getId(), statusToContentValues(status)); } /** * Check if status exists * * FIXME: 取消使用Query * * @param status * @return */ public boolean isExists(Status status) { StringBuilder sql = new StringBuilder(); sql.append("SELECT COUNT(*) FROM ").append(FanContent.StatusesTable.TABLE_NAME) .append(" WHERE ").append(StatusesTable.Columns.ID).append(" =? AND ") .append(StatusesPropertyTable.Columns.OWNER_ID).append(" =? AND ") .append(StatusesPropertyTable.Columns.TYPE).append(" = ") .append(status.getType()); return mSqlTemplate.isExistsBySQL(sql.toString(), new String[] { status.getId(), status.getUser().getId() }); } /** * Status -> ContentValues * * @param status * @param isUnread * @return */ private ContentValues statusToContentValues(Status status) { final ContentValues v = new ContentValues(); v.put(StatusesTable.Columns.ID, status.getId()); v.put(StatusesPropertyTable.Columns.TYPE, status.getType()); v.put(StatusesTable.Columns.TEXT, status.getText()); v.put(StatusesPropertyTable.Columns.OWNER_ID, status.getOwnerId()); v.put(StatusesTable.Columns.FAVORITED, status.isFavorited() + ""); v.put(StatusesTable.Columns.TRUNCATED, status.isTruncated()); // TODO: v.put(StatusesTable.Columns.IN_REPLY_TO_STATUS_ID, status.getInReplyToStatusId()); v.put(StatusesTable.Columns.IN_REPLY_TO_USER_ID, status.getInReplyToUserId()); // v.put(StatusTable.Columns.IN_REPLY_TO_SCREEN_NAME, // status.getInReplyToScreenName()); // v.put(IS_REPLY, status.isReply()); v.put(StatusesTable.Columns.CREATED_AT, TwitterDatabase.DB_DATE_FORMATTER.format(status.getCreatedAt())); v.put(StatusesTable.Columns.SOURCE, status.getSource()); // v.put(StatusTable.Columns.IS_UNREAD, status.isUnRead()); final User user = status.getUser(); if (user != null) { v.put(UserTable.Columns.USER_ID, user.getId()); v.put(UserTable.Columns.SCREEN_NAME, user.getScreenName()); v.put(UserTable.Columns.PROFILE_IMAGE_URL, user.getProfileImageUrl()); } final Photo photo = status.getPhotoUrl(); /*if (photo != null) { v.put(StatusTable.Columns.PIC_THUMB, photo.getThumburl()); v.put(StatusTable.Columns.PIC_MID, photo.getImageurl()); v.put(StatusTable.Columns.PIC_ORIG, photo.getLargeurl()); }*/ return v; } private static final RowMapper<Status> mRowMapper = new RowMapper<Status>() { @Override public Status mapRow(Cursor cursor, int rowNum) { Photo photo = new Photo(); /*photo.setImageurl(cursor.getString(cursor .getColumnIndex(StatusTable.Columns.PIC_MID))); photo.setLargeurl(cursor.getString(cursor .getColumnIndex(StatusTable.Columns.PIC_ORIG))); photo.setThumburl(cursor.getString(cursor .getColumnIndex(StatusTable.Columns.PIC_THUMB))); */ User user = new User(); user.setScreenName(cursor.getString(cursor .getColumnIndex(UserTable.Columns.SCREEN_NAME))); user.setId(cursor.getString(cursor .getColumnIndex(UserTable.Columns.USER_ID))); user.setProfileImageUrl(cursor.getString(cursor .getColumnIndex(UserTable.Columns.PROFILE_IMAGE_URL))); Status status = new Status(); status.setPhotoUrl(photo); status.setUser(user); status.setOwnerId(cursor.getString(cursor .getColumnIndex(StatusesPropertyTable.Columns.OWNER_ID))); // TODO: 将数据库中的statusType改成Int类型 status.setType(cursor.getInt(cursor .getColumnIndex(StatusesPropertyTable.Columns.TYPE))); status.setId(cursor.getString(cursor .getColumnIndex(StatusesTable.Columns.ID))); status.setCreatedAt(DateTimeHelper.parseDateTimeFromSqlite(cursor .getString(cursor.getColumnIndex(StatusesTable.Columns.CREATED_AT)))); // TODO: 更改favorite 在数据库类型为boolean后改为 " != 0 " status.setFavorited(cursor.getString( cursor.getColumnIndex(StatusesTable.Columns.FAVORITED)) .equals("true")); status.setText(cursor.getString(cursor .getColumnIndex(StatusesTable.Columns.TEXT))); status.setSource(cursor.getString(cursor .getColumnIndex(StatusesTable.Columns.SOURCE))); // status.setInReplyToScreenName(cursor.getString(cursor // .getColumnIndex(StatusTable.IN_REPLY_TO_SCREEN_NAME))); status.setInReplyToStatusId(cursor.getString(cursor .getColumnIndex(StatusesTable.Columns.IN_REPLY_TO_STATUS_ID))); status.setInReplyToUserId(cursor.getString(cursor .getColumnIndex(StatusesTable.Columns.IN_REPLY_TO_USER_ID))); status.setTruncated(cursor.getInt(cursor .getColumnIndex(StatusesTable.Columns.TRUNCATED)) != 0); // status.setUnRead(cursor.getInt(cursor // .getColumnIndex(StatusTable.Columns.IS_UNREAD)) != 0); return status; } }; }
Java
package com.ch_linghu.fanfoudroid.dao; import java.util.ArrayList; import java.util.List; import android.content.ContentValues; import android.database.Cursor; import android.database.sqlite.SQLiteDatabase; import android.database.sqlite.SQLiteOpenHelper; /** * Database Helper * * @see SQLiteDatabase */ public class SQLiteTemplate { /** * Default Primary key */ protected String mPrimaryKey = "_id"; /** * SQLiteDatabase Open Helper */ protected SQLiteOpenHelper mDatabaseOpenHelper; /** * Construct * * @param databaseOpenHelper */ public SQLiteTemplate(SQLiteOpenHelper databaseOpenHelper) { mDatabaseOpenHelper = databaseOpenHelper; } /** * Construct * * @param databaseOpenHelper * @param primaryKey */ public SQLiteTemplate(SQLiteOpenHelper databaseOpenHelper, String primaryKey) { this(databaseOpenHelper); setPrimaryKey(primaryKey); } /** * 根据某一个字段和值删除一行数据, 如 name="jack" * * @param table * @param field * @param value * @return */ public int deleteByField(String table, String field, String value) { return getDb(true).delete(table, field + "=?", new String[] { value }); } /** * 根据主键删除一行数据 * * @param table * @param id * @return */ public int deleteById(String table, String id) { return deleteByField(table, mPrimaryKey, id); } /** * 根据主键更新一行数据 * * @param table * @param id * @param values * @return */ public int updateById(String table, String id, ContentValues values) { return getDb(true).update(table, values, mPrimaryKey + "=?", new String[] { id }); } /** * 根据主键查看某条数据是否存在 * * @param table * @param id * @return */ public boolean isExistsById(String table, String id) { return isExistsByField(table, mPrimaryKey, id); } /** * 根据某字段/值查看某条数据是否存在 * * @param status * @return */ public boolean isExistsByField(String table, String field, String value) { StringBuilder sql = new StringBuilder(); sql.append("SELECT COUNT(*) FROM ").append(table).append(" WHERE ") .append(field).append(" =?"); return isExistsBySQL(sql.toString(), new String[] { value }); } /** * 使用SQL语句查看某条数据是否存在 * * @param sql * @param selectionArgs * @return */ public boolean isExistsBySQL(String sql, String[] selectionArgs) { boolean result = false; final Cursor c = getDb(false).rawQuery(sql, selectionArgs); try { if (c.moveToFirst()) { result = (c.getInt(0) > 0); } } finally { c.close(); } return result; } /** * Query for cursor * * @param <T> * @param rowMapper * @return a cursor * * @see SQLiteDatabase#query(String, String[], String, String[], String, * String, String, String) */ public <T> T queryForObject(RowMapper<T> rowMapper, String table, String[] columns, String selection, String[] selectionArgs, String groupBy, String having, String orderBy, String limit) { T object = null; final Cursor c = getDb(false).query(table, columns, selection, selectionArgs, groupBy, having, orderBy, limit); try { if (c.moveToFirst()) { object = rowMapper.mapRow(c, c.getCount()); } } finally { c.close(); } return object; } /** * Query for list * * @param <T> * @param rowMapper * @return list of object * * @see SQLiteDatabase#query(String, String[], String, String[], String, * String, String, String) */ public <T> List<T> queryForList(RowMapper<T> rowMapper, String table, String[] columns, String selection, String[] selectionArgs, String groupBy, String having, String orderBy, String limit) { List<T> list = new ArrayList<T>(); final Cursor c = getDb(false).query(table, columns, selection, selectionArgs, groupBy, having, orderBy, limit); try { while (c.moveToNext()) { list.add(rowMapper.mapRow(c, 1)); } } finally { c.close(); } return list; } /** * Get Primary Key * * @return */ public String getPrimaryKey() { return mPrimaryKey; } /** * Set Primary Key * * @param primaryKey */ public void setPrimaryKey(String primaryKey) { this.mPrimaryKey = primaryKey; } /** * Get Database Connection * * @param writeable * @return * @see SQLiteOpenHelper#getWritableDatabase(); * @see SQLiteOpenHelper#getReadableDatabase(); */ public SQLiteDatabase getDb(boolean writeable) { if (writeable) { return mDatabaseOpenHelper.getWritableDatabase(); } else { return mDatabaseOpenHelper.getReadableDatabase(); } } /** * Some as Spring JDBC RowMapper * * @see org.springframework.jdbc.core.RowMapper * @see com.ch_linghu.fanfoudroid.db.dao.SqliteTemplate * @param <T> */ public interface RowMapper<T> { public T mapRow(Cursor cursor, int rowNum); } }
Java
package com.ch_linghu.fanfoudroid.db2; import android.content.Context; import android.database.SQLException; import android.database.sqlite.SQLiteDatabase; import android.database.sqlite.SQLiteOpenHelper; import android.util.Log; import com.ch_linghu.fanfoudroid.db2.FanContent.*; public class FanDatabase { private static final String TAG = FanDatabase.class.getSimpleName(); /** * SQLite Database file name */ private static final String DATABASE_NAME = "fanfoudroid.db"; /** * Database Version */ public static final int DATABASE_VERSION = 2; /** * self instance */ private static FanDatabase sInstance = null; /** * SQLiteDatabase Open Helper */ private DatabaseHelper mOpenHelper = null; /** * SQLiteOpenHelper */ private static class DatabaseHelper extends SQLiteOpenHelper { // Construct public DatabaseHelper(Context context) { super(context, DATABASE_NAME, null, DATABASE_VERSION); } @Override public void onCreate(SQLiteDatabase db) { Log.d(TAG, "Create Database."); // TODO: create tables createAllTables(db); createAllIndexes(db); } @Override public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) { Log.d(TAG, "Upgrade Database."); // TODO: DROP TABLE onCreate(db); } } /** * Construct * * @param context */ private FanDatabase(Context context) { mOpenHelper = new DatabaseHelper(context); } /** * Get Database * * @param context * @return */ public static synchronized FanDatabase getInstance(Context context) { if (null == sInstance) { sInstance = new FanDatabase(context); } return sInstance; } /** * Get SQLiteDatabase Open Helper * * @return */ public SQLiteOpenHelper getSQLiteOpenHelper() { return mOpenHelper; } /** * Get Database Connection * * @param writeable * @return */ public SQLiteDatabase getDb(boolean writeable) { if (writeable) { return mOpenHelper.getWritableDatabase(); } else { return mOpenHelper.getReadableDatabase(); } } /** * Close Database */ public void close() { if (null != sInstance) { mOpenHelper.close(); sInstance = null; } } // Create All tables private static void createAllTables(SQLiteDatabase db) { db.execSQL(StatusesTable.getCreateSQL()); db.execSQL(StatusesPropertyTable.getCreateSQL()); db.execSQL(UserTable.getCreateSQL()); db.execSQL(DirectMessageTable.getCreateSQL()); db.execSQL(FollowRelationshipTable.getCreateSQL()); db.execSQL(TrendTable.getCreateSQL()); db.execSQL(SavedSearchTable.getCreateSQL()); } private static void dropAllTables(SQLiteDatabase db) { db.execSQL(StatusesTable.getDropSQL()); db.execSQL(StatusesPropertyTable.getDropSQL()); db.execSQL(UserTable.getDropSQL()); db.execSQL(DirectMessageTable.getDropSQL()); db.execSQL(FollowRelationshipTable.getDropSQL()); db.execSQL(TrendTable.getDropSQL()); db.execSQL(SavedSearchTable.getDropSQL()); } private static void resetAllTables(SQLiteDatabase db, int oldVersion, int newVersion) { try { dropAllTables(db); } catch (SQLException e) { Log.e(TAG, "resetAllTables ERROR!"); } createAllTables(db); } //indexes private static void createAllIndexes(SQLiteDatabase db) { db.execSQL(StatusesTable.getCreateIndexSQL()); } }
Java
package com.ch_linghu.fanfoudroid.db2; import java.util.zip.CheckedOutputStream; import android.R.color; public abstract class FanContent { /** * 消息表 消息表存放消息本身 * * @author phoenix * */ public static class StatusesTable { public static final String TABLE_NAME = "t_statuses"; public static class Columns { public static final String ID = "_id"; public static final String STATUS_ID = "status_id"; public static final String AUTHOR_ID = "author_id"; public static final String TEXT = "text"; public static final String SOURCE = "source"; public static final String CREATED_AT = "created_at"; public static final String TRUNCATED = "truncated"; public static final String FAVORITED = "favorited"; public static final String PHOTO_URL = "photo_url"; public static final String IN_REPLY_TO_STATUS_ID = "in_reply_to_status_id"; public static final String IN_REPLY_TO_USER_ID = "in_reply_to_user_id"; public static final String IN_REPLY_TO_SCREEN_NAME = "in_reply_to_screen_name"; } public static String getCreateSQL() { String createString = TABLE_NAME + "( " + Columns.ID + " INTEGER PRIMARY KEY, " + Columns.STATUS_ID + " TEXT UNIQUE NOT NULL, " + Columns.AUTHOR_ID + " TEXT, " + Columns.TEXT + " TEXT, " + Columns.SOURCE + " TEXT, " + Columns.CREATED_AT + " INT, " + Columns.TRUNCATED + " INT DEFAULT 0, " + Columns.FAVORITED + " INT DEFAULT 0, " + Columns.PHOTO_URL + " TEXT, " + Columns.IN_REPLY_TO_STATUS_ID + " TEXT, " + Columns.IN_REPLY_TO_USER_ID + " TEXT, " + Columns.IN_REPLY_TO_SCREEN_NAME + " TEXT " + ");"; return "CREATE TABLE " + createString; } public static String getDropSQL() { return "DROP TABLE " + TABLE_NAME; } public static String[] getIndexColumns() { return new String[] { Columns.ID, Columns.STATUS_ID, Columns.AUTHOR_ID, Columns.TEXT, Columns.SOURCE, Columns.CREATED_AT, Columns.TRUNCATED, Columns.FAVORITED, Columns.PHOTO_URL, Columns.IN_REPLY_TO_STATUS_ID, Columns.IN_REPLY_TO_USER_ID, Columns.IN_REPLY_TO_SCREEN_NAME }; } public static String getCreateIndexSQL() { String createIndexSQL = "CREATE INDEX " + TABLE_NAME + "_idx ON " + TABLE_NAME + " ( " + getIndexColumns()[1] + " );"; return createIndexSQL; } } /** * 消息属性表 每一条消息所属类别、所有者等信息 消息ID(外键) 所有者(随便看看的所有者为空) * 消息类别(随便看看/首页(自己及自己好友)/个人(仅自己)/收藏/照片) * * @author phoenix * */ public static class StatusesPropertyTable { public static final String TABLE_NAME = "t_statuses_property"; public static class Columns { public static final String ID = "_id"; public static final String STATUS_ID = "status_id"; public static final String OWNER_ID = "owner_id"; public static final String TYPE = "type"; public static final String SEQUENCE_FLAG = "sequence_flag"; public static final String LOAD_TIME = "load_time"; } public static String getCreateSQL() { String createString = TABLE_NAME + "( " + Columns.ID + " INTEGER PRIMARY KEY, " + Columns.STATUS_ID + " TEXT NOT NULL, " + Columns.OWNER_ID + " TEXT, " + Columns.TYPE + " INT, " + Columns.SEQUENCE_FLAG + " INT, " + Columns.LOAD_TIME + " TIMESTAMP default (DATETIME('now', 'localtime')) " + ");"; return "CREATE TABLE " + createString; } public static String getDropSQL() { return "DROP TABLE " + TABLE_NAME; } public static String[] getIndexColumns() { return new String[] { Columns.ID, Columns.STATUS_ID, Columns.OWNER_ID, Columns.TYPE, Columns.SEQUENCE_FLAG, Columns.LOAD_TIME }; } } /** * User表 包括User的基本信息和扩展信息(每次获得最新User信息都update进User表) * 每次更新User表时希望能更新LOAD_TIME,记录最后更新时间 * * @author phoenix * */ public static class UserTable { public static final String TABLE_NAME = "t_user"; public static class Columns { public static final String ID = "_id"; public static final String USER_ID = "user_id"; public static final String USER_NAME = "user_name"; public static final String SCREEN_NAME = "screen_name"; public static final String LOCATION = "location"; public static final String DESCRIPTION = "description"; public static final String URL = "url"; public static final String PROTECTED = "protected"; public static final String PROFILE_IMAGE_URL = "profile_image_url"; public static final String FOLLOWERS_COUNT = "followers_count"; public static final String FRIENDS_COUNT = "friends_count"; public static final String FAVOURITES_COUNT = "favourites_count"; public static final String STATUSES_COUNT = "statuses_count"; public static final String CREATED_AT = "created_at"; public static final String FOLLOWING = "following"; public static final String NOTIFICATIONS = "notifications"; public static final String UTC_OFFSET = "utc_offset"; public static final String LOAD_TIME = "load_time"; } public static String getCreateSQL() { String createString = TABLE_NAME + "( " + Columns.ID + " INTEGER PRIMARY KEY, " + Columns.USER_ID + " TEXT UNIQUE NOT NULL, " + Columns.USER_NAME + " TEXT UNIQUE NOT NULL, " + Columns.SCREEN_NAME + " TEXT, " + Columns.LOCATION + " TEXT, " + Columns.DESCRIPTION + " TEXT, " + Columns.URL + " TEXT, " + Columns.PROTECTED + " INT DEFAULT 0, " + Columns.PROFILE_IMAGE_URL + " TEXT " + Columns.FOLLOWERS_COUNT + " INT, " + Columns.FRIENDS_COUNT + " INT, " + Columns.FAVOURITES_COUNT + " INT, " + Columns.STATUSES_COUNT + " INT, " + Columns.CREATED_AT + " INT, " + Columns.FOLLOWING + " INT DEFAULT 0, " + Columns.NOTIFICATIONS + " INT DEFAULT 0, " + Columns.UTC_OFFSET + " TEXT, " + Columns.LOAD_TIME + " TIMESTAMP default (DATETIME('now', 'localtime')) " + ");"; return "CREATE TABLE " + createString; } public static String getDropSQL() { return "DROP TABLE " + TABLE_NAME; } public static String[] getIndexColumns() { return new String[] { Columns.ID, Columns.USER_ID, Columns.USER_NAME, Columns.SCREEN_NAME, Columns.LOCATION, Columns.DESCRIPTION, Columns.URL, Columns.PROTECTED, Columns.PROFILE_IMAGE_URL, Columns.FOLLOWERS_COUNT, Columns.FRIENDS_COUNT, Columns.FAVOURITES_COUNT, Columns.STATUSES_COUNT, Columns.CREATED_AT, Columns.FOLLOWING, Columns.NOTIFICATIONS, Columns.UTC_OFFSET, Columns.LOAD_TIME }; } } /** * 私信表 私信的基本信息 * * @author phoenix * */ public static class DirectMessageTable { public static final String TABLE_NAME = "t_direct_message"; public static class Columns { public static final String ID = "_id"; public static final String MSG_ID = "msg_id"; public static final String TEXT = "text"; public static final String SENDER_ID = "sender_id"; public static final String RECIPINET_ID = "recipinet_id"; public static final String CREATED_AT = "created_at"; public static final String LOAD_TIME = "load_time"; public static final String SEQUENCE_FLAG = "sequence_flag"; } public static String getCreateSQL() { String createString = TABLE_NAME + "( " + Columns.ID + " INTEGER PRIMARY KEY, " + Columns.MSG_ID + " TEXT UNIQUE NOT NULL, " + Columns.TEXT + " TEXT, " + Columns.SENDER_ID + " TEXT, " + Columns.RECIPINET_ID + " TEXT, " + Columns.CREATED_AT + " INT, " + Columns.SEQUENCE_FLAG + " INT, " + Columns.LOAD_TIME + " TIMESTAMP default (DATETIME('now', 'localtime')) " + ");"; return "CREATE TABLE " + createString; } public static String getDropSQL() { return "DROP TABLE " + TABLE_NAME; } public static String[] getIndexColumns() { return new String[] { Columns.ID, Columns.MSG_ID, Columns.TEXT, Columns.SENDER_ID, Columns.RECIPINET_ID, Columns.CREATED_AT, Columns.SEQUENCE_FLAG, Columns.LOAD_TIME }; } } /** * Follow关系表 某个特定用户的Follow关系(User1 following User2, * 查找关联某人好友只需限定User1或者User2) * * @author phoenix * */ public static class FollowRelationshipTable { public static final String TABLE_NAME = "t_follow_relationship"; public static class Columns { public static final String USER1_ID = "user1_id"; public static final String USER2_ID = "user2_id"; public static final String LOAD_TIME = "load_time"; } public static String getCreateSQL() { String createString = TABLE_NAME + "( " + Columns.USER1_ID + " TEXT, " + Columns.USER2_ID + " TEXT, " + Columns.LOAD_TIME + " TIMESTAMP default (DATETIME('now', 'localtime')) " + ");"; return "CREATE TABLE " + createString; } public static String getDropSQL() { return "DROP TABLE " + TABLE_NAME; } public static String[] getIndexColumns() { return new String[] { Columns.USER1_ID, Columns.USER2_ID, Columns.LOAD_TIME }; } } /** * 热门话题表 记录每次查询得到的热词 * * @author phoenix * */ public static class TrendTable { public static final String TABLE_NAME = "t_trend"; public static class Columns { public static final String NAME = "name"; public static final String QUERY = "query"; public static final String URL = "url"; public static final String LOAD_TIME = "load_time"; } public static String getCreateSQL() { String createString = TABLE_NAME + "( " + Columns.NAME + " TEXT, " + Columns.QUERY + " TEXT, " + Columns.URL + " TEXT, " + Columns.LOAD_TIME + " TIMESTAMP default (DATETIME('now', 'localtime')) " + ");"; return "CREATE TABLE " + createString; } public static String getDropSQL() { return "DROP TABLE " + TABLE_NAME; } public static String[] getIndexColumns() { return new String[] { Columns.NAME, Columns.QUERY, Columns.URL, Columns.LOAD_TIME }; } } /** * 保存搜索表 QUERY_ID(这个ID在API删除保存搜索词时使用) * * @author phoenix * */ public static class SavedSearchTable { public static final String TABLE_NAME = "t_saved_search"; public static class Columns { public static final String QUERY_ID = "query_id"; public static final String QUERY = "query"; public static final String NAME = "name"; public static final String CREATED_AT = "created_at"; public static final String LOAD_TIME = "load_time"; } public static String getCreateSQL() { String createString = TABLE_NAME + "( " + Columns.QUERY_ID + " INT, " + Columns.QUERY + " TEXT, " + Columns.NAME + " TEXT, " + Columns.CREATED_AT + " INT, " + Columns.LOAD_TIME + " TIMESTAMP default (DATETIME('now', 'localtime')) " + ");"; return "CREATE TABLE " + createString; } public static String getDropSQL() { return "DROP TABLE " + TABLE_NAME; } public static String[] getIndexColumns() { return new String[] { Columns.QUERY_ID, Columns.QUERY, Columns.NAME, Columns.CREATED_AT, Columns.LOAD_TIME }; } } }
Java
package com.ch_linghu.fanfoudroid.db2; import java.util.ArrayList; import java.util.Arrays; import android.content.ContentValues; import android.database.Cursor; import android.database.sqlite.SQLiteDatabase; import android.util.Log; /** * Wrapper of SQliteDatabse#query, OOP style. * * Usage: * ------------------------------------------------ * Query select = new Query(SQLiteDatabase); * * // SELECT * query.from("tableName", new String[] { "colName" }) * .where("id = ?", 123456) * .where("name = ?", "jack") * .orderBy("created_at DESC") * .limit(1); * Cursor cursor = query.select(); * * // DELETE * query.from("tableName") * .where("id = ?", 123455); * .delete(); * * // UPDATE * query.setTable("tableName") * .values(contentValues) * .update(); * * // INSERT * query.into("tableName") * .values(contentValues) * .insert(); * ------------------------------------------------ * * @see SQLiteDatabase#query(String, String[], String, String[], String, String, String, String) */ public class Query { private static final String TAG = "Query-Builder"; /** TEMP list for selctionArgs */ private ArrayList<String> binds = new ArrayList<String>(); private SQLiteDatabase mDb = null; private String mTable; private String[] mColumns; private String mSelection = null; private String[] mSelectionArgs = null; private String mGroupBy = null; private String mHaving = null; private String mOrderBy = null; private String mLimit = null; private ContentValues mValues = null; private String mNullColumnHack = null; public Query() { } /** * Construct * * @param db */ public Query(SQLiteDatabase db) { this.setDb(db); } /** * Query the given table, returning a Cursor over the result set. * * @param db SQLitedatabase * @return A Cursor object, which is positioned before the first entry, or NULL */ public Cursor select() { if ( preCheck() ) { buildQuery(); return mDb.query(mTable, mColumns, mSelection, mSelectionArgs, mGroupBy, mHaving, mOrderBy, mLimit); } else { //throw new SelectException("Cann't build the query . " + toString()); Log.e(TAG, "Cann't build the query " + toString()); return null; } } /** * @return the number of rows affected if a whereClause is passed in, 0 * otherwise. To remove all rows and get a count pass "1" as the * whereClause. */ public int delete() { if ( preCheck() ) { buildQuery(); return mDb.delete(mTable, mSelection, mSelectionArgs); } else { Log.e(TAG, "Cann't build the query " + toString()); return -1; } } /** * Set FROM * * @param table * The table name to compile the query against. * @param columns * A list of which columns to return. Passing null will return * all columns, which is discouraged to prevent reading data from * storage that isn't going to be used. * @return self * */ public Query from(String table, String[] columns) { mTable = table; mColumns = columns; return this; } /** * @see Query#from(String table, String[] columns) * @param table * @return self */ public Query from(String table) { return from(table, null); // all columns } /** * Add WHERE * * @param selection * A filter declaring which rows to return, formatted as an SQL * WHERE clause (excluding the WHERE itself). Passing null will * return all rows for the given table. * @param selectionArgs * You may include ?s in selection, which will be replaced by the * values from selectionArgs, in order that they appear in the * selection. The values will be bound as Strings. * @return self */ public Query where(String selection, String[] selectionArgs) { addSelection(selection); binds.addAll(Arrays.asList(selectionArgs)); return this; } /** * @see Query#where(String selection, String[] selectionArgs) */ public Query where(String selection, String selectionArg) { addSelection(selection); binds.add(selectionArg); return this; } /** * @see Query#where(String selection, String[] selectionArgs) */ public Query where(String selection) { addSelection(selection); return this; } /** * add selection part * * @param selection */ private void addSelection(String selection) { if (null == mSelection) { mSelection = selection; } else { mSelection += " AND " + selection; } } /** * set HAVING * * @param having * A filter declare which row groups to include in the cursor, if * row grouping is being used, formatted as an SQL HAVING clause * (excluding the HAVING itself). Passing null will cause all row * groups to be included, and is required when row grouping is * not being used. * @return self */ public Query having(String having) { this.mHaving = having; return this; } /** * Set GROUP BY * * @param groupBy * A filter declaring how to group rows, formatted as an SQL * GROUP BY clause (excluding the GROUP BY itself). Passing null * will cause the rows to not be grouped. * @return self */ public Query groupBy(String groupBy) { this.mGroupBy = groupBy; return this; } /** * Set ORDER BY * * @param orderBy * How to order the rows, formatted as an SQL ORDER BY clause * (excluding the ORDER BY itself). Passing null will use the * default sort order, which may be unordered. * @return self */ public Query orderBy(String orderBy) { this.mOrderBy = orderBy; return this; } /** * @param limit * Limits the number of rows returned by the query, formatted as * LIMIT clause. Passing null denotes no LIMIT clause. * @return self */ public Query limit(String limit) { this.mLimit = limit; return this; } /** * @see Query#limit(String limit) */ public Query limit(int limit) { return limit(limit + ""); } /** * Merge selectionArgs */ private void buildQuery() { mSelectionArgs = new String[binds.size()]; binds.toArray(mSelectionArgs); Log.v(TAG, toString()); } private boolean preCheck() { return (mTable != null && mDb != null); } // For Insert /** * set insert table * * @param table table name * @return self */ public Query into(String table) { return setTable(table); } /** * Set new values * * @param values new values * @return self */ public Query values(ContentValues values) { mValues = values; return this; } /** * Insert a row * * @return the row ID of the newly inserted row, or -1 if an error occurred */ public long insert() { return mDb.insert(mTable, mNullColumnHack, mValues); } // For update /** * Set target table * * @param table table name * @return self */ public Query setTable(String table) { mTable = table; return this; } /** * Update a row * * @return the number of rows affected, or -1 if an error occurred */ public int update() { if ( preCheck() ) { buildQuery(); return mDb.update(mTable, mValues, mSelection, mSelectionArgs); } else { Log.e(TAG, "Cann't build the query " + toString()); return -1; } } /** * Set back-end database * @param db */ public void setDb(SQLiteDatabase db) { if (null == this.mDb) { this.mDb = db; } } @Override public String toString() { return "Query [table=" + mTable + ", columns=" + Arrays.toString(mColumns) + ", selection=" + mSelection + ", selectionArgs=" + Arrays.toString(mSelectionArgs) + ", groupBy=" + mGroupBy + ", having=" + mHaving + ", orderBy=" + mOrderBy + "]"; } /** for debug */ public ContentValues getContentValues() { return mValues; } }
Java
package com.ch_linghu.fanfoudroid.http; import java.util.HashMap; import java.util.Map; public class HTMLEntity { public static String escape(String original) { StringBuffer buf = new StringBuffer(original); escape(buf); return buf.toString(); } public static void escape(StringBuffer original) { int index = 0; String escaped; while (index < original.length()) { escaped = entityEscapeMap.get(original.substring(index, index + 1)); if (null != escaped) { original.replace(index, index + 1, escaped); index += escaped.length(); } else { index++; } } } public static String unescape(String original) { StringBuffer buf = new StringBuffer(original); unescape(buf); return buf.toString(); } public static void unescape(StringBuffer original) { int index = 0; int semicolonIndex = 0; String escaped; String entity; while (index < original.length()) { index = original.indexOf("&", index); if (-1 == index) { break; } semicolonIndex = original.indexOf(";", index); if (-1 != semicolonIndex && 10 > (semicolonIndex - index)) { escaped = original.substring(index, semicolonIndex + 1); entity = escapeEntityMap.get(escaped); if (null != entity) { original.replace(index, semicolonIndex + 1, entity); } index++; } else { break; } } } private static Map<String, String> entityEscapeMap = new HashMap<String, String>(); private static Map<String, String> escapeEntityMap = new HashMap<String, String>(); static { String[][] entities = {{"&nbsp;", "&#160;"/* no-break space = non-breaking space */, "\u00A0"} , {"&iexcl;", "&#161;"/* inverted exclamation mark */, "\u00A1"} , {"&cent;", "&#162;"/* cent sign */, "\u00A2"} , {"&pound;", "&#163;"/* pound sign */, "\u00A3"} , {"&curren;", "&#164;"/* currency sign */, "\u00A4"} , {"&yen;", "&#165;"/* yen sign = yuan sign */, "\u00A5"} , {"&brvbar;", "&#166;"/* broken bar = broken vertical bar */, "\u00A6"} , {"&sect;", "&#167;"/* section sign */, "\u00A7"} , {"&uml;", "&#168;"/* diaeresis = spacing diaeresis */, "\u00A8"} , {"&copy;", "&#169;"/* copyright sign */, "\u00A9"} , {"&ordf;", "&#170;"/* feminine ordinal indicator */, "\u00AA"} , {"&laquo;", "&#171;"/* left-pointing double angle quotation mark = left pointing guillemet */, "\u00AB"} , {"&not;", "&#172;"/* not sign = discretionary hyphen */, "\u00AC"} , {"&shy;", "&#173;"/* soft hyphen = discretionary hyphen */, "\u00AD"} , {"&reg;", "&#174;"/* registered sign = registered trade mark sign */, "\u00AE"} , {"&macr;", "&#175;"/* macron = spacing macron = overline = APL overbar */, "\u00AF"} , {"&deg;", "&#176;"/* degree sign */, "\u00B0"} , {"&plusmn;", "&#177;"/* plus-minus sign = plus-or-minus sign */, "\u00B1"} , {"&sup2;", "&#178;"/* superscript two = superscript digit two = squared */, "\u00B2"} , {"&sup3;", "&#179;"/* superscript three = superscript digit three = cubed */, "\u00B3"} , {"&acute;", "&#180;"/* acute accent = spacing acute */, "\u00B4"} , {"&micro;", "&#181;"/* micro sign */, "\u00B5"} , {"&para;", "&#182;"/* pilcrow sign = paragraph sign */, "\u00B6"} , {"&middot;", "&#183;"/* middle dot = Georgian comma = Greek middle dot */, "\u00B7"} , {"&cedil;", "&#184;"/* cedilla = spacing cedilla */, "\u00B8"} , {"&sup1;", "&#185;"/* superscript one = superscript digit one */, "\u00B9"} , {"&ordm;", "&#186;"/* masculine ordinal indicator */, "\u00BA"} , {"&raquo;", "&#187;"/* right-pointing double angle quotation mark = right pointing guillemet */, "\u00BB"} , {"&frac14;", "&#188;"/* vulgar fraction one quarter = fraction one quarter */, "\u00BC"} , {"&frac12;", "&#189;"/* vulgar fraction one half = fraction one half */, "\u00BD"} , {"&frac34;", "&#190;"/* vulgar fraction three quarters = fraction three quarters */, "\u00BE"} , {"&iquest;", "&#191;"/* inverted question mark = turned question mark */, "\u00BF"} , {"&Agrave;", "&#192;"/* latin capital letter A with grave = latin capital letter A grave */, "\u00C0"} , {"&Aacute;", "&#193;"/* latin capital letter A with acute */, "\u00C1"} , {"&Acirc;", "&#194;"/* latin capital letter A with circumflex */, "\u00C2"} , {"&Atilde;", "&#195;"/* latin capital letter A with tilde */, "\u00C3"} , {"&Auml;", "&#196;"/* latin capital letter A with diaeresis */, "\u00C4"} , {"&Aring;", "&#197;"/* latin capital letter A with ring above = latin capital letter A ring */, "\u00C5"} , {"&AElig;", "&#198;"/* latin capital letter AE = latin capital ligature AE */, "\u00C6"} , {"&Ccedil;", "&#199;"/* latin capital letter C with cedilla */, "\u00C7"} , {"&Egrave;", "&#200;"/* latin capital letter E with grave */, "\u00C8"} , {"&Eacute;", "&#201;"/* latin capital letter E with acute */, "\u00C9"} , {"&Ecirc;", "&#202;"/* latin capital letter E with circumflex */, "\u00CA"} , {"&Euml;", "&#203;"/* latin capital letter E with diaeresis */, "\u00CB"} , {"&Igrave;", "&#204;"/* latin capital letter I with grave */, "\u00CC"} , {"&Iacute;", "&#205;"/* latin capital letter I with acute */, "\u00CD"} , {"&Icirc;", "&#206;"/* latin capital letter I with circumflex */, "\u00CE"} , {"&Iuml;", "&#207;"/* latin capital letter I with diaeresis */, "\u00CF"} , {"&ETH;", "&#208;"/* latin capital letter ETH */, "\u00D0"} , {"&Ntilde;", "&#209;"/* latin capital letter N with tilde */, "\u00D1"} , {"&Ograve;", "&#210;"/* latin capital letter O with grave */, "\u00D2"} , {"&Oacute;", "&#211;"/* latin capital letter O with acute */, "\u00D3"} , {"&Ocirc;", "&#212;"/* latin capital letter O with circumflex */, "\u00D4"} , {"&Otilde;", "&#213;"/* latin capital letter O with tilde */, "\u00D5"} , {"&Ouml;", "&#214;"/* latin capital letter O with diaeresis */, "\u00D6"} , {"&times;", "&#215;"/* multiplication sign */, "\u00D7"} , {"&Oslash;", "&#216;"/* latin capital letter O with stroke = latin capital letter O slash */, "\u00D8"} , {"&Ugrave;", "&#217;"/* latin capital letter U with grave */, "\u00D9"} , {"&Uacute;", "&#218;"/* latin capital letter U with acute */, "\u00DA"} , {"&Ucirc;", "&#219;"/* latin capital letter U with circumflex */, "\u00DB"} , {"&Uuml;", "&#220;"/* latin capital letter U with diaeresis */, "\u00DC"} , {"&Yacute;", "&#221;"/* latin capital letter Y with acute */, "\u00DD"} , {"&THORN;", "&#222;"/* latin capital letter THORN */, "\u00DE"} , {"&szlig;", "&#223;"/* latin small letter sharp s = ess-zed */, "\u00DF"} , {"&agrave;", "&#224;"/* latin small letter a with grave = latin small letter a grave */, "\u00E0"} , {"&aacute;", "&#225;"/* latin small letter a with acute */, "\u00E1"} , {"&acirc;", "&#226;"/* latin small letter a with circumflex */, "\u00E2"} , {"&atilde;", "&#227;"/* latin small letter a with tilde */, "\u00E3"} , {"&auml;", "&#228;"/* latin small letter a with diaeresis */, "\u00E4"} , {"&aring;", "&#229;"/* latin small letter a with ring above = latin small letter a ring */, "\u00E5"} , {"&aelig;", "&#230;"/* latin small letter ae = latin small ligature ae */, "\u00E6"} , {"&ccedil;", "&#231;"/* latin small letter c with cedilla */, "\u00E7"} , {"&egrave;", "&#232;"/* latin small letter e with grave */, "\u00E8"} , {"&eacute;", "&#233;"/* latin small letter e with acute */, "\u00E9"} , {"&ecirc;", "&#234;"/* latin small letter e with circumflex */, "\u00EA"} , {"&euml;", "&#235;"/* latin small letter e with diaeresis */, "\u00EB"} , {"&igrave;", "&#236;"/* latin small letter i with grave */, "\u00EC"} , {"&iacute;", "&#237;"/* latin small letter i with acute */, "\u00ED"} , {"&icirc;", "&#238;"/* latin small letter i with circumflex */, "\u00EE"} , {"&iuml;", "&#239;"/* latin small letter i with diaeresis */, "\u00EF"} , {"&eth;", "&#240;"/* latin small letter eth */, "\u00F0"} , {"&ntilde;", "&#241;"/* latin small letter n with tilde */, "\u00F1"} , {"&ograve;", "&#242;"/* latin small letter o with grave */, "\u00F2"} , {"&oacute;", "&#243;"/* latin small letter o with acute */, "\u00F3"} , {"&ocirc;", "&#244;"/* latin small letter o with circumflex */, "\u00F4"} , {"&otilde;", "&#245;"/* latin small letter o with tilde */, "\u00F5"} , {"&ouml;", "&#246;"/* latin small letter o with diaeresis */, "\u00F6"} , {"&divide;", "&#247;"/* division sign */, "\u00F7"} , {"&oslash;", "&#248;"/* latin small letter o with stroke = latin small letter o slash */, "\u00F8"} , {"&ugrave;", "&#249;"/* latin small letter u with grave */, "\u00F9"} , {"&uacute;", "&#250;"/* latin small letter u with acute */, "\u00FA"} , {"&ucirc;", "&#251;"/* latin small letter u with circumflex */, "\u00FB"} , {"&uuml;", "&#252;"/* latin small letter u with diaeresis */, "\u00FC"} , {"&yacute;", "&#253;"/* latin small letter y with acute */, "\u00FD"} , {"&thorn;", "&#254;"/* latin small letter thorn with */, "\u00FE"} , {"&yuml;", "&#255;"/* latin small letter y with diaeresis */, "\u00FF"} , {"&fnof;", "&#402;"/* latin small f with hook = function = florin */, "\u0192"} /* Greek */ , {"&Alpha;", "&#913;"/* greek capital letter alpha */, "\u0391"} , {"&Beta;", "&#914;"/* greek capital letter beta */, "\u0392"} , {"&Gamma;", "&#915;"/* greek capital letter gamma */, "\u0393"} , {"&Delta;", "&#916;"/* greek capital letter delta */, "\u0394"} , {"&Epsilon;", "&#917;"/* greek capital letter epsilon */, "\u0395"} , {"&Zeta;", "&#918;"/* greek capital letter zeta */, "\u0396"} , {"&Eta;", "&#919;"/* greek capital letter eta */, "\u0397"} , {"&Theta;", "&#920;"/* greek capital letter theta */, "\u0398"} , {"&Iota;", "&#921;"/* greek capital letter iota */, "\u0399"} , {"&Kappa;", "&#922;"/* greek capital letter kappa */, "\u039A"} , {"&Lambda;", "&#923;"/* greek capital letter lambda */, "\u039B"} , {"&Mu;", "&#924;"/* greek capital letter mu */, "\u039C"} , {"&Nu;", "&#925;"/* greek capital letter nu */, "\u039D"} , {"&Xi;", "&#926;"/* greek capital letter xi */, "\u039E"} , {"&Omicron;", "&#927;"/* greek capital letter omicron */, "\u039F"} , {"&Pi;", "&#928;"/* greek capital letter pi */, "\u03A0"} , {"&Rho;", "&#929;"/* greek capital letter rho */, "\u03A1"} /* there is no Sigmaf and no \u03A2 */ , {"&Sigma;", "&#931;"/* greek capital letter sigma */, "\u03A3"} , {"&Tau;", "&#932;"/* greek capital letter tau */, "\u03A4"} , {"&Upsilon;", "&#933;"/* greek capital letter upsilon */, "\u03A5"} , {"&Phi;", "&#934;"/* greek capital letter phi */, "\u03A6"} , {"&Chi;", "&#935;"/* greek capital letter chi */, "\u03A7"} , {"&Psi;", "&#936;"/* greek capital letter psi */, "\u03A8"} , {"&Omega;", "&#937;"/* greek capital letter omega */, "\u03A9"} , {"&alpha;", "&#945;"/* greek small letter alpha */, "\u03B1"} , {"&beta;", "&#946;"/* greek small letter beta */, "\u03B2"} , {"&gamma;", "&#947;"/* greek small letter gamma */, "\u03B3"} , {"&delta;", "&#948;"/* greek small letter delta */, "\u03B4"} , {"&epsilon;", "&#949;"/* greek small letter epsilon */, "\u03B5"} , {"&zeta;", "&#950;"/* greek small letter zeta */, "\u03B6"} , {"&eta;", "&#951;"/* greek small letter eta */, "\u03B7"} , {"&theta;", "&#952;"/* greek small letter theta */, "\u03B8"} , {"&iota;", "&#953;"/* greek small letter iota */, "\u03B9"} , {"&kappa;", "&#954;"/* greek small letter kappa */, "\u03BA"} , {"&lambda;", "&#955;"/* greek small letter lambda */, "\u03BB"} , {"&mu;", "&#956;"/* greek small letter mu */, "\u03BC"} , {"&nu;", "&#957;"/* greek small letter nu */, "\u03BD"} , {"&xi;", "&#958;"/* greek small letter xi */, "\u03BE"} , {"&omicron;", "&#959;"/* greek small letter omicron */, "\u03BF"} , {"&pi;", "&#960;"/* greek small letter pi */, "\u03C0"} , {"&rho;", "&#961;"/* greek small letter rho */, "\u03C1"} , {"&sigmaf;", "&#962;"/* greek small letter final sigma */, "\u03C2"} , {"&sigma;", "&#963;"/* greek small letter sigma */, "\u03C3"} , {"&tau;", "&#964;"/* greek small letter tau */, "\u03C4"} , {"&upsilon;", "&#965;"/* greek small letter upsilon */, "\u03C5"} , {"&phi;", "&#966;"/* greek small letter phi */, "\u03C6"} , {"&chi;", "&#967;"/* greek small letter chi */, "\u03C7"} , {"&psi;", "&#968;"/* greek small letter psi */, "\u03C8"} , {"&omega;", "&#969;"/* greek small letter omega */, "\u03C9"} , {"&thetasym;", "&#977;"/* greek small letter theta symbol */, "\u03D1"} , {"&upsih;", "&#978;"/* greek upsilon with hook symbol */, "\u03D2"} , {"&piv;", "&#982;"/* greek pi symbol */, "\u03D6"} /* General Punctuation */ , {"&bull;", "&#8226;"/* bullet = black small circle */, "\u2022"} /* bullet is NOT the same as bullet operator ,"\u2219*/ , {"&hellip;", "&#8230;"/* horizontal ellipsis = three dot leader */, "\u2026"} , {"&prime;", "&#8242;"/* prime = minutes = feet */, "\u2032"} , {"&Prime;", "&#8243;"/* double prime = seconds = inches */, "\u2033"} , {"&oline;", "&#8254;"/* overline = spacing overscore */, "\u203E"} , {"&frasl;", "&#8260;"/* fraction slash */, "\u2044"} /* Letterlike Symbols */ , {"&weierp;", "&#8472;"/* script capital P = power set = Weierstrass p */, "\u2118"} , {"&image;", "&#8465;"/* blackletter capital I = imaginary part */, "\u2111"} , {"&real;", "&#8476;"/* blackletter capital R = real part symbol */, "\u211C"} , {"&trade;", "&#8482;"/* trade mark sign */, "\u2122"} , {"&alefsym;", "&#8501;"/* alef symbol = first transfinite cardinal */, "\u2135"} /* alef symbol is NOT the same as hebrew letter alef ,"\u05D0"}*/ /* Arrows */ , {"&larr;", "&#8592;"/* leftwards arrow */, "\u2190"} , {"&uarr;", "&#8593;"/* upwards arrow */, "\u2191"} , {"&rarr;", "&#8594;"/* rightwards arrow */, "\u2192"} , {"&darr;", "&#8595;"/* downwards arrow */, "\u2193"} , {"&harr;", "&#8596;"/* left right arrow */, "\u2194"} , {"&crarr;", "&#8629;"/* downwards arrow with corner leftwards = carriage return */, "\u21B5"} , {"&lArr;", "&#8656;"/* leftwards double arrow */, "\u21D0"} /* Unicode does not say that lArr is the same as the 'is implied by' arrow but also does not have any other character for that function. So ? lArr can be used for 'is implied by' as ISOtech suggests */ , {"&uArr;", "&#8657;"/* upwards double arrow */, "\u21D1"} , {"&rArr;", "&#8658;"/* rightwards double arrow */, "\u21D2"} /* Unicode does not say this is the 'implies' character but does not have another character with this function so ? rArr can be used for 'implies' as ISOtech suggests */ , {"&dArr;", "&#8659;"/* downwards double arrow */, "\u21D3"} , {"&hArr;", "&#8660;"/* left right double arrow */, "\u21D4"} /* Mathematical Operators */ , {"&forall;", "&#8704;"/* for all */, "\u2200"} , {"&part;", "&#8706;"/* partial differential */, "\u2202"} , {"&exist;", "&#8707;"/* there exists */, "\u2203"} , {"&empty;", "&#8709;"/* empty set = null set = diameter */, "\u2205"} , {"&nabla;", "&#8711;"/* nabla = backward difference */, "\u2207"} , {"&isin;", "&#8712;"/* element of */, "\u2208"} , {"&notin;", "&#8713;"/* not an element of */, "\u2209"} , {"&ni;", "&#8715;"/* contains as member */, "\u220B"} /* should there be a more memorable name than 'ni'? */ , {"&prod;", "&#8719;"/* n-ary product = product sign */, "\u220F"} /* prod is NOT the same character as ,"\u03A0"}*/ , {"&sum;", "&#8721;"/* n-ary sumation */, "\u2211"} /* sum is NOT the same character as ,"\u03A3"}*/ , {"&minus;", "&#8722;"/* minus sign */, "\u2212"} , {"&lowast;", "&#8727;"/* asterisk operator */, "\u2217"} , {"&radic;", "&#8730;"/* square root = radical sign */, "\u221A"} , {"&prop;", "&#8733;"/* proportional to */, "\u221D"} , {"&infin;", "&#8734;"/* infinity */, "\u221E"} , {"&ang;", "&#8736;"/* angle */, "\u2220"} , {"&and;", "&#8743;"/* logical and = wedge */, "\u2227"} , {"&or;", "&#8744;"/* logical or = vee */, "\u2228"} , {"&cap;", "&#8745;"/* intersection = cap */, "\u2229"} , {"&cup;", "&#8746;"/* union = cup */, "\u222A"} , {"&int;", "&#8747;"/* integral */, "\u222B"} , {"&there4;", "&#8756;"/* therefore */, "\u2234"} , {"&sim;", "&#8764;"/* tilde operator = varies with = similar to */, "\u223C"} /* tilde operator is NOT the same character as the tilde ,"\u007E"}*/ , {"&cong;", "&#8773;"/* approximately equal to */, "\u2245"} , {"&asymp;", "&#8776;"/* almost equal to = asymptotic to */, "\u2248"} , {"&ne;", "&#8800;"/* not equal to */, "\u2260"} , {"&equiv;", "&#8801;"/* identical to */, "\u2261"} , {"&le;", "&#8804;"/* less-than or equal to */, "\u2264"} , {"&ge;", "&#8805;"/* greater-than or equal to */, "\u2265"} , {"&sub;", "&#8834;"/* subset of */, "\u2282"} , {"&sup;", "&#8835;"/* superset of */, "\u2283"} /* note that nsup 'not a superset of ,"\u2283"}*/ , {"&sube;", "&#8838;"/* subset of or equal to */, "\u2286"} , {"&supe;", "&#8839;"/* superset of or equal to */, "\u2287"} , {"&oplus;", "&#8853;"/* circled plus = direct sum */, "\u2295"} , {"&otimes;", "&#8855;"/* circled times = vector product */, "\u2297"} , {"&perp;", "&#8869;"/* up tack = orthogonal to = perpendicular */, "\u22A5"} , {"&sdot;", "&#8901;"/* dot operator */, "\u22C5"} /* dot operator is NOT the same character as ,"\u00B7"} /* Miscellaneous Technical */ , {"&lceil;", "&#8968;"/* left ceiling = apl upstile */, "\u2308"} , {"&rceil;", "&#8969;"/* right ceiling */, "\u2309"} , {"&lfloor;", "&#8970;"/* left floor = apl downstile */, "\u230A"} , {"&rfloor;", "&#8971;"/* right floor */, "\u230B"} , {"&lang;", "&#9001;"/* left-pointing angle bracket = bra */, "\u2329"} /* lang is NOT the same character as ,"\u003C"}*/ , {"&rang;", "&#9002;"/* right-pointing angle bracket = ket */, "\u232A"} /* rang is NOT the same character as ,"\u003E"}*/ /* Geometric Shapes */ , {"&loz;", "&#9674;"/* lozenge */, "\u25CA"} /* Miscellaneous Symbols */ , {"&spades;", "&#9824;"/* black spade suit */, "\u2660"} /* black here seems to mean filled as opposed to hollow */ , {"&clubs;", "&#9827;"/* black club suit = shamrock */, "\u2663"} , {"&hearts;", "&#9829;"/* black heart suit = valentine */, "\u2665"} , {"&diams;", "&#9830;"/* black diamond suit */, "\u2666"} , {"&quot;", "&#34;" /* quotation mark = APL quote */, "\""} , {"&amp;", "&#38;" /* ampersand */, "\u0026"} , {"&lt;", "&#60;" /* less-than sign */, "\u003C"} , {"&gt;", "&#62;" /* greater-than sign */, "\u003E"} /* Latin Extended-A */ , {"&OElig;", "&#338;" /* latin capital ligature OE */, "\u0152"} , {"&oelig;", "&#339;" /* latin small ligature oe */, "\u0153"} /* ligature is a misnomer this is a separate character in some languages */ , {"&Scaron;", "&#352;" /* latin capital letter S with caron */, "\u0160"} , {"&scaron;", "&#353;" /* latin small letter s with caron */, "\u0161"} , {"&Yuml;", "&#376;" /* latin capital letter Y with diaeresis */, "\u0178"} /* Spacing Modifier Letters */ , {"&circ;", "&#710;" /* modifier letter circumflex accent */, "\u02C6"} , {"&tilde;", "&#732;" /* small tilde */, "\u02DC"} /* General Punctuation */ , {"&ensp;", "&#8194;"/* en space */, "\u2002"} , {"&emsp;", "&#8195;"/* em space */, "\u2003"} , {"&thinsp;", "&#8201;"/* thin space */, "\u2009"} , {"&zwnj;", "&#8204;"/* zero width non-joiner */, "\u200C"} , {"&zwj;", "&#8205;"/* zero width joiner */, "\u200D"} , {"&lrm;", "&#8206;"/* left-to-right mark */, "\u200E"} , {"&rlm;", "&#8207;"/* right-to-left mark */, "\u200F"} , {"&ndash;", "&#8211;"/* en dash */, "\u2013"} , {"&mdash;", "&#8212;"/* em dash */, "\u2014"} , {"&lsquo;", "&#8216;"/* left single quotation mark */, "\u2018"} , {"&rsquo;", "&#8217;"/* right single quotation mark */, "\u2019"} , {"&sbquo;", "&#8218;"/* single low-9 quotation mark */, "\u201A"} , {"&ldquo;", "&#8220;"/* left double quotation mark */, "\u201C"} , {"&rdquo;", "&#8221;"/* right double quotation mark */, "\u201D"} , {"&bdquo;", "&#8222;"/* double low-9 quotation mark */, "\u201E"} , {"&dagger;", "&#8224;"/* dagger */, "\u2020"} , {"&Dagger;", "&#8225;"/* double dagger */, "\u2021"} , {"&permil;", "&#8240;"/* per mille sign */, "\u2030"} , {"&lsaquo;", "&#8249;"/* single left-pointing angle quotation mark */, "\u2039"} /* lsaquo is proposed but not yet ISO standardized */ , {"&rsaquo;", "&#8250;"/* single right-pointing angle quotation mark */, "\u203A"} /* rsaquo is proposed but not yet ISO standardized */ , {"&euro;", "&#8364;" /* euro sign */, "\u20AC"}}; for (String[] entity : entities) { entityEscapeMap.put(entity[2], entity[0]); escapeEntityMap.put(entity[0], entity[2]); escapeEntityMap.put(entity[1], entity[2]); } } }
Java
package com.ch_linghu.fanfoudroid.http; /** * HTTP StatusCode is not 200 */ public class HttpException extends Exception { private int statusCode = -1; public HttpException(String msg) { super(msg); } public HttpException(Exception cause) { super(cause); } public HttpException(String msg, int statusCode) { super(msg); this.statusCode = statusCode; } public HttpException(String msg, Exception cause) { super(msg, cause); } public HttpException(String msg, Exception cause, int statusCode) { super(msg, cause); this.statusCode = statusCode; } public int getStatusCode() { return this.statusCode; } }
Java
package com.ch_linghu.fanfoudroid.http; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.Reader; import java.util.regex.Matcher; import java.util.regex.Pattern; import org.apache.http.HttpEntity; import org.apache.http.HttpResponse; import org.apache.http.util.CharArrayBuffer; import org.json.JSONArray; import org.json.JSONException; import org.json.JSONObject; import org.w3c.dom.Document; import android.util.Log; import com.ch_linghu.fanfoudroid.util.DebugTimer; public class Response { private final HttpResponse mResponse; private boolean mStreamConsumed = false; public Response(HttpResponse res) { mResponse = res; } /** * Convert Response to inputStream * * @return InputStream or null * @throws ResponseException */ public InputStream asStream() throws ResponseException { try { final HttpEntity entity = mResponse.getEntity(); if (entity != null) { return entity.getContent(); } } catch (IllegalStateException e) { throw new ResponseException(e.getMessage(), e); } catch (IOException e) { throw new ResponseException(e.getMessage(), e); } return null; } /** * @deprecated use entity.getContent(); * @param entity * @return * @throws ResponseException */ private InputStream asStream(HttpEntity entity) throws ResponseException { if (null == entity) { return null; } InputStream is = null; try { is = entity.getContent(); } catch (IllegalStateException e) { throw new ResponseException(e.getMessage(), e); } catch (IOException e) { throw new ResponseException(e.getMessage(), e); } //mResponse = null; return is; } /** * Convert Response to Context String * * @return response context string or null * @throws ResponseException */ public String asString() throws ResponseException { try { return entityToString(mResponse.getEntity()); } catch (IOException e) { throw new ResponseException(e.getMessage(), e); } } /** * EntityUtils.toString(entity, "UTF-8"); * * @param entity * @return * @throws IOException * @throws ResponseException */ private String entityToString(final HttpEntity entity) throws IOException, ResponseException { DebugTimer.betweenStart("AS STRING"); if (null == entity) { throw new IllegalArgumentException("HTTP entity may not be null"); } InputStream instream = entity.getContent(); //InputStream instream = asStream(entity); if (instream == null) { return ""; } if (entity.getContentLength() > Integer.MAX_VALUE) { throw new IllegalArgumentException("HTTP entity too large to be buffered in memory"); } int i = (int) entity.getContentLength(); if (i < 0) { i = 4096; } Log.i("LDS", i + " content length"); Reader reader = new BufferedReader(new InputStreamReader(instream, "UTF-8")); CharArrayBuffer buffer = new CharArrayBuffer(i); try { char[] tmp = new char[1024]; int l; while ((l = reader.read(tmp)) != -1) { buffer.append(tmp, 0, l); } } finally { reader.close(); } DebugTimer.betweenEnd("AS STRING"); return buffer.toString(); } /** * @deprecated use entityToString() * @param in * @return * @throws ResponseException */ private String inputStreamToString(final InputStream in) throws IOException { if (null == in) { return null; } BufferedReader reader = new BufferedReader(new InputStreamReader(in, "UTF-8")); StringBuffer buf = new StringBuffer(); try { char[] buffer = new char[1024]; while ((reader.read(buffer)) != -1) { buf.append(buffer); } return buf.toString(); } finally { if (reader != null) { reader.close(); setStreamConsumed(true); } } } public JSONObject asJSONObject() throws ResponseException { try { return new JSONObject(asString()); } catch (JSONException jsone) { throw new ResponseException(jsone.getMessage() + ":" + asString(), jsone); } } public JSONArray asJSONArray() throws ResponseException { try { return new JSONArray(asString()); } catch (Exception jsone) { throw new ResponseException(jsone.getMessage(), jsone); } } private void setStreamConsumed(boolean mStreamConsumed) { this.mStreamConsumed = mStreamConsumed; } public boolean isStreamConsumed() { return mStreamConsumed; } /** * @deprecated * @return */ public Document asDocument() { // TODO Auto-generated method stub return null; } private static Pattern escaped = Pattern.compile("&#([0-9]{3,5});"); /** * Unescape UTF-8 escaped characters to string. * @author pengjianq...@gmail.com * * @param original The string to be unescaped. * @return The unescaped string */ public static String unescape(String original) { Matcher mm = escaped.matcher(original); StringBuffer unescaped = new StringBuffer(); while (mm.find()) { mm.appendReplacement(unescaped, Character.toString( (char) Integer.parseInt(mm.group(1), 10))); } mm.appendTail(unescaped); return unescaped.toString(); } }
Java
package com.ch_linghu.fanfoudroid.http; import java.io.File; import java.io.IOException; import java.io.InputStream; import java.io.UnsupportedEncodingException; import java.net.URI; import java.net.URISyntaxException; import java.net.URLEncoder; import java.util.ArrayList; import java.util.zip.GZIPInputStream; import javax.net.ssl.SSLHandshakeException; import org.apache.http.Header; import org.apache.http.HeaderElement; import org.apache.http.HttpEntity; import org.apache.http.HttpEntityEnclosingRequest; import org.apache.http.HttpHost; import org.apache.http.HttpRequest; import org.apache.http.HttpRequestInterceptor; import org.apache.http.HttpResponse; import org.apache.http.HttpResponseInterceptor; import org.apache.http.HttpVersion; import org.apache.http.NoHttpResponseException; import org.apache.http.auth.AuthScope; import org.apache.http.auth.AuthState; import org.apache.http.auth.Credentials; import org.apache.http.auth.UsernamePasswordCredentials; import org.apache.http.client.ClientProtocolException; import org.apache.http.client.CredentialsProvider; import org.apache.http.client.HttpRequestRetryHandler; import org.apache.http.client.entity.UrlEncodedFormEntity; import org.apache.http.client.methods.HttpDelete; import org.apache.http.client.methods.HttpGet; import org.apache.http.client.methods.HttpPost; import org.apache.http.client.methods.HttpUriRequest; import org.apache.http.client.protocol.ClientContext; import org.apache.http.conn.params.ConnManagerParams; import org.apache.http.conn.params.ConnRoutePNames; import org.apache.http.conn.scheme.PlainSocketFactory; import org.apache.http.conn.scheme.Scheme; import org.apache.http.conn.scheme.SchemeRegistry; import org.apache.http.conn.ssl.SSLSocketFactory; import org.apache.http.entity.HttpEntityWrapper; import org.apache.http.entity.mime.MultipartEntity; import org.apache.http.entity.mime.content.FileBody; import org.apache.http.entity.mime.content.StringBody; import org.apache.http.impl.auth.BasicScheme; import org.apache.http.impl.client.BasicCredentialsProvider; import org.apache.http.impl.client.DefaultHttpClient; import org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager; import org.apache.http.message.BasicNameValuePair; import org.apache.http.params.BasicHttpParams; import org.apache.http.params.HttpConnectionParams; import org.apache.http.params.HttpParams; import org.apache.http.params.HttpProtocolParams; import org.apache.http.protocol.BasicHttpContext; import org.apache.http.protocol.ExecutionContext; import org.apache.http.protocol.HTTP; import org.apache.http.protocol.HttpContext; import android.util.Log; import com.ch_linghu.fanfoudroid.TwitterApplication; import com.ch_linghu.fanfoudroid.fanfou.Configuration; import com.ch_linghu.fanfoudroid.fanfou.RefuseError; import com.ch_linghu.fanfoudroid.util.DebugTimer; /** * Wrap of org.apache.http.impl.client.DefaultHttpClient * * @author lds * */ public class HttpClient { private static final String TAG = "HttpClient"; private final static boolean DEBUG = Configuration.getDebug(); /** OK: Success! */ public static final int OK = 200; /** Not Modified: There was no new data to return. */ public static final int NOT_MODIFIED = 304; /** Bad Request: The request was invalid. An accompanying error message will explain why. This is the status code will be returned during rate limiting. */ public static final int BAD_REQUEST = 400; /** Not Authorized: Authentication credentials were missing or incorrect. */ public static final int NOT_AUTHORIZED = 401; /** Forbidden: The request is understood, but it has been refused. An accompanying error message will explain why. */ public static final int FORBIDDEN = 403; /** Not Found: The URI requested is invalid or the resource requested, such as a user, does not exists. */ public static final int NOT_FOUND = 404; /** Not Acceptable: Returned by the Search API when an invalid format is specified in the request. */ public static final int NOT_ACCEPTABLE = 406; /** Internal Server Error: Something is broken. Please post to the group so the Weibo team can investigate. */ public static final int INTERNAL_SERVER_ERROR = 500; /** Bad Gateway: Weibo is down or being upgraded. */ public static final int BAD_GATEWAY = 502; /** Service Unavailable: The Weibo servers are up, but overloaded with requests. Try again later. The search and trend methods use this to indicate when you are being rate limited. */ public static final int SERVICE_UNAVAILABLE = 503; private static final int CONNECTION_TIMEOUT_MS = 30 * 1000; private static final int SOCKET_TIMEOUT_MS = 30 * 1000; public static final int RETRIEVE_LIMIT = 20; public static final int RETRIED_TIME = 3; private static final String SERVER_HOST = "api.fanfou.com"; private DefaultHttpClient mClient; private AuthScope mAuthScope; private BasicHttpContext localcontext; private String mUserId; private String mPassword; private static boolean isAuthenticationEnabled = false; public HttpClient() { prepareHttpClient(); } /** * @param user_id auth user * @param password auth password */ public HttpClient(String user_id, String password) { prepareHttpClient(); setCredentials(user_id, password); } /** * Empty the credentials */ public void reset() { setCredentials("", ""); } /** * @return authed user id */ public String getUserId() { return mUserId; } /** * @return authed user password */ public String getPassword() { return mPassword; } /** * @param hostname the hostname (IP or DNS name) * @param port the port number. -1 indicates the scheme default port. * @param scheme the name of the scheme. null indicates the default scheme */ public void setProxy(String host, int port, String scheme) { HttpHost proxy = new HttpHost(host, port, scheme); mClient.getParams().setParameter(ConnRoutePNames.DEFAULT_PROXY, proxy); } public void removeProxy() { mClient.getParams().removeParameter(ConnRoutePNames.DEFAULT_PROXY); } private void enableDebug() { Log.d(TAG, "enable apache.http debug"); java.util.logging.Logger.getLogger("org.apache.http").setLevel(java.util.logging.Level.FINEST); java.util.logging.Logger.getLogger("org.apache.http.wire").setLevel(java.util.logging.Level.FINER); java.util.logging.Logger.getLogger("org.apache.http.headers").setLevel(java.util.logging.Level.OFF); /* System.setProperty("log.tag.org.apache.http", "VERBOSE"); System.setProperty("log.tag.org.apache.http.wire", "VERBOSE"); System.setProperty("log.tag.org.apache.http.headers", "VERBOSE"); 在这里使用System.setProperty设置不会生效, 原因不明, 必须在终端上输入以下命令方能开启http调试信息: > adb shell setprop log.tag.org.apache.http VERBOSE > adb shell setprop log.tag.org.apache.http.wire VERBOSE > adb shell setprop log.tag.org.apache.http.headers VERBOSE */ } /** * Setup DefaultHttpClient * * Use ThreadSafeClientConnManager. * */ private void prepareHttpClient() { if (DEBUG) { enableDebug(); } // Create and initialize HTTP parameters HttpParams params = new BasicHttpParams(); ConnManagerParams.setMaxTotalConnections(params, 10); HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1); // Create and initialize scheme registry SchemeRegistry schemeRegistry = new SchemeRegistry(); schemeRegistry.register(new Scheme("http", PlainSocketFactory .getSocketFactory(), 80)); schemeRegistry.register(new Scheme("https", SSLSocketFactory .getSocketFactory(), 443)); // Create an HttpClient with the ThreadSafeClientConnManager. ThreadSafeClientConnManager cm = new ThreadSafeClientConnManager(params, schemeRegistry); mClient = new DefaultHttpClient(cm, params); // Setup BasicAuth BasicScheme basicScheme = new BasicScheme(); mAuthScope = new AuthScope(SERVER_HOST, AuthScope.ANY_PORT); // mClient.setAuthSchemes(authRegistry); mClient.setCredentialsProvider(new BasicCredentialsProvider()); // Generate BASIC scheme object and stick it to the local // execution context localcontext = new BasicHttpContext(); localcontext.setAttribute("preemptive-auth", basicScheme); // first request interceptor mClient.addRequestInterceptor(preemptiveAuth, 0); // Support GZIP mClient.addResponseInterceptor(gzipResponseIntercepter); // TODO: need to release this connection in httpRequest() // cm.releaseConnection(conn, validDuration, timeUnit); //httpclient.getConnectionManager().shutdown(); } /** * HttpRequestInterceptor for DefaultHttpClient */ private static HttpRequestInterceptor preemptiveAuth = new HttpRequestInterceptor() { @Override public void process(final HttpRequest request, final HttpContext context) { AuthState authState = (AuthState) context .getAttribute(ClientContext.TARGET_AUTH_STATE); CredentialsProvider credsProvider = (CredentialsProvider) context .getAttribute(ClientContext.CREDS_PROVIDER); HttpHost targetHost = (HttpHost) context .getAttribute(ExecutionContext.HTTP_TARGET_HOST); if (authState.getAuthScheme() == null) { AuthScope authScope = new AuthScope(targetHost.getHostName(), targetHost.getPort()); Credentials creds = credsProvider.getCredentials(authScope); if (creds != null) { authState.setAuthScheme(new BasicScheme()); authState.setCredentials(creds); } } } }; private static HttpResponseInterceptor gzipResponseIntercepter = new HttpResponseInterceptor() { @Override public void process(HttpResponse response, HttpContext context) throws org.apache.http.HttpException, IOException { HttpEntity entity = response.getEntity(); Header ceheader = entity.getContentEncoding(); if (ceheader != null) { HeaderElement[] codecs = ceheader.getElements(); for (int i = 0; i < codecs.length; i++) { if (codecs[i].getName().equalsIgnoreCase("gzip")) { response.setEntity( new GzipDecompressingEntity(response.getEntity())); return; } } } } }; static class GzipDecompressingEntity extends HttpEntityWrapper { public GzipDecompressingEntity(final HttpEntity entity) { super(entity); } @Override public InputStream getContent() throws IOException, IllegalStateException { // the wrapped entity's getContent() decides about repeatability InputStream wrappedin = wrappedEntity.getContent(); return new GZIPInputStream(wrappedin); } @Override public long getContentLength() { // length of ungzipped content is not known return -1; } } /** * Setup Credentials for HTTP Basic Auth * * @param username * @param password */ public void setCredentials(String username, String password) { mUserId = username; mPassword = password; mClient.getCredentialsProvider().setCredentials(mAuthScope, new UsernamePasswordCredentials(username, password)); isAuthenticationEnabled = true; } public Response post(String url, ArrayList<BasicNameValuePair> postParams, boolean authenticated) throws HttpException { if (null == postParams) { postParams = new ArrayList<BasicNameValuePair>(); } return httpRequest(url, postParams, authenticated, HttpPost.METHOD_NAME); } public Response post(String url, ArrayList<BasicNameValuePair> params) throws HttpException { return httpRequest(url, params, false, HttpPost.METHOD_NAME); } public Response post(String url, boolean authenticated) throws HttpException { return httpRequest(url, null, authenticated, HttpPost.METHOD_NAME); } public Response post(String url) throws HttpException { return httpRequest(url, null, false, HttpPost.METHOD_NAME); } public Response post(String url, File file) throws HttpException { return httpRequest(url, null, file, false, HttpPost.METHOD_NAME); } /** * POST一个文件 * * @param url * @param file * @param authenticate * @return * @throws HttpException */ public Response post(String url, File file, boolean authenticate) throws HttpException { return httpRequest(url, null, file, authenticate, HttpPost.METHOD_NAME); } public Response get(String url, ArrayList<BasicNameValuePair> params, boolean authenticated) throws HttpException { return httpRequest(url, params, authenticated, HttpGet.METHOD_NAME); } public Response get(String url, ArrayList<BasicNameValuePair> params) throws HttpException { return httpRequest(url, params, false, HttpGet.METHOD_NAME); } public Response get(String url) throws HttpException { return httpRequest(url, null, false, HttpGet.METHOD_NAME); } public Response get(String url, boolean authenticated) throws HttpException { return httpRequest(url, null, authenticated, HttpGet.METHOD_NAME); } public Response httpRequest(String url, ArrayList<BasicNameValuePair> postParams, boolean authenticated, String httpMethod) throws HttpException { return httpRequest(url, postParams, null, authenticated, httpMethod); } /** * Execute the DefaultHttpClient * * @param url * target * @param postParams * @param file * can be NULL * @param authenticated * need or not * @param httpMethod * HttpPost.METHOD_NAME * HttpGet.METHOD_NAME * HttpDelete.METHOD_NAME * @return Response from server * @throws HttpException 此异常包装了一系列底层异常 <br /><br /> * 1. 底层异常, 可使用getCause()查看: <br /> * <li>URISyntaxException, 由`new URI` 引发的.</li> * <li>IOException, 由`createMultipartEntity` 或 `UrlEncodedFormEntity` 引发的.</li> * <li>IOException和ClientProtocolException, 由`HttpClient.execute` 引发的.</li><br /> * * 2. 当响应码不为200时报出的各种子类异常: * <li>HttpRequestException, 通常发生在请求的错误,如请求错误了 网址导致404等, 抛出此异常, * 首先检查request log, 确认不是人为错误导致请求失败</li> * <li>HttpAuthException, 通常发生在Auth失败, 检查用于验证登录的用户名/密码/KEY等</li> * <li>HttpRefusedException, 通常发生在服务器接受到请求, 但拒绝请求, 可是多种原因, 具体原因 * 服务器会返回拒绝理由, 调用HttpRefusedException#getError#getMessage查看</li> * <li>HttpServerException, 通常发生在服务器发生错误时, 检查服务器端是否在正常提供服务</li> * <li>HttpException, 其他未知错误.</li> */ public Response httpRequest(String url, ArrayList<BasicNameValuePair> postParams, File file, boolean authenticated, String httpMethod) throws HttpException { Log.d(TAG, "Sending " + httpMethod + " request to " + url); if (TwitterApplication.DEBUG){ DebugTimer.betweenStart("HTTP"); } URI uri = createURI(url); HttpResponse response = null; Response res = null; HttpUriRequest method = null; // Create POST, GET or DELETE METHOD method = createMethod(httpMethod, uri, file, postParams); // Setup ConnectionParams, Request Headers SetupHTTPConnectionParams(method); // Execute Request try { response = mClient.execute(method, localcontext); res = new Response(response); } catch (ClientProtocolException e) { Log.e(TAG, e.getMessage(), e); throw new HttpException(e.getMessage(), e); } catch (IOException ioe) { throw new HttpException(ioe.getMessage(), ioe); } if (response != null) { int statusCode = response.getStatusLine().getStatusCode(); // It will throw a weiboException while status code is not 200 HandleResponseStatusCode(statusCode, res); } else { Log.e(TAG, "response is null"); } if (TwitterApplication.DEBUG){ DebugTimer.betweenEnd("HTTP"); } return res; } /** * CreateURI from URL string * * @param url * @return request URI * @throws HttpException * Cause by URISyntaxException */ private URI createURI(String url) throws HttpException { URI uri; try { uri = new URI(url); } catch (URISyntaxException e) { Log.e(TAG, e.getMessage(), e); throw new HttpException("Invalid URL."); } return uri; } /** * 创建可带一个File的MultipartEntity * * @param filename * 文件名 * @param file * 文件 * @param postParams * 其他POST参数 * @return 带文件和其他参数的Entity * @throws UnsupportedEncodingException */ private MultipartEntity createMultipartEntity(String filename, File file, ArrayList<BasicNameValuePair> postParams) throws UnsupportedEncodingException { MultipartEntity entity = new MultipartEntity(); // Don't try this. Server does not appear to support chunking. // entity.addPart("media", new InputStreamBody(imageStream, "media")); entity.addPart(filename, new FileBody(file)); for (BasicNameValuePair param : postParams) { entity.addPart(param.getName(), new StringBody(param.getValue())); } return entity; } /** * Setup HTTPConncetionParams * * @param method */ private void SetupHTTPConnectionParams(HttpUriRequest method) { HttpConnectionParams.setConnectionTimeout(method.getParams(), CONNECTION_TIMEOUT_MS); HttpConnectionParams .setSoTimeout(method.getParams(), SOCKET_TIMEOUT_MS); mClient.setHttpRequestRetryHandler(requestRetryHandler); method.addHeader("Accept-Encoding", "gzip, deflate"); method.addHeader("Accept-Charset", "UTF-8,*;q=0.5"); } /** * Create request method, such as POST, GET, DELETE * * @param httpMethod * "GET","POST","DELETE" * @param uri * 请求的URI * @param file * 可为null * @param postParams * POST参数 * @return httpMethod Request implementations for the various HTTP methods * like GET and POST. * @throws HttpException * createMultipartEntity 或 UrlEncodedFormEntity引发的IOException */ private HttpUriRequest createMethod(String httpMethod, URI uri, File file, ArrayList<BasicNameValuePair> postParams) throws HttpException { HttpUriRequest method; if (httpMethod.equalsIgnoreCase(HttpPost.METHOD_NAME)) { // POST METHOD HttpPost post = new HttpPost(uri); // See this: http://groups.google.com/group/twitter-development-talk/browse_thread/thread/e178b1d3d63d8e3b post.getParams().setBooleanParameter("http.protocol.expect-continue", false); try { HttpEntity entity = null; if (null != file) { entity = createMultipartEntity("photo", file, postParams); post.setEntity(entity); } else if (null != postParams) { entity = new UrlEncodedFormEntity(postParams, HTTP.UTF_8); } post.setEntity(entity); } catch (IOException ioe) { throw new HttpException(ioe.getMessage(), ioe); } method = post; } else if (httpMethod.equalsIgnoreCase(HttpDelete.METHOD_NAME)) { method = new HttpDelete(uri); } else { method = new HttpGet(uri); } return method; } /** * 解析HTTP错误码 * * @param statusCode * @return */ private static String getCause(int statusCode) { String cause = null; switch (statusCode) { case NOT_MODIFIED: break; case BAD_REQUEST: cause = "The request was invalid. An accompanying error message will explain why. This is the status code will be returned during rate limiting."; break; case NOT_AUTHORIZED: cause = "Authentication credentials were missing or incorrect."; break; case FORBIDDEN: cause = "The request is understood, but it has been refused. An accompanying error message will explain why."; break; case NOT_FOUND: cause = "The URI requested is invalid or the resource requested, such as a user, does not exists."; break; case NOT_ACCEPTABLE: cause = "Returned by the Search API when an invalid format is specified in the request."; break; case INTERNAL_SERVER_ERROR: cause = "Something is broken. Please post to the group so the Weibo team can investigate."; break; case BAD_GATEWAY: cause = "Weibo is down or being upgraded."; break; case SERVICE_UNAVAILABLE: cause = "Service Unavailable: The Weibo servers are up, but overloaded with requests. Try again later. The search and trend methods use this to indicate when you are being rate limited."; break; default: cause = ""; } return statusCode + ":" + cause; } public boolean isAuthenticationEnabled() { return isAuthenticationEnabled; } public static void log(String msg) { if (DEBUG) { Log.d(TAG, msg); } } /** * Handle Status code * * @param statusCode * 响应的状态码 * @param res * 服务器响应 * @throws HttpException * 当响应码不为200时都会报出此异常:<br /> * <li>HttpRequestException, 通常发生在请求的错误,如请求错误了 网址导致404等, 抛出此异常, * 首先检查request log, 确认不是人为错误导致请求失败</li> * <li>HttpAuthException, 通常发生在Auth失败, 检查用于验证登录的用户名/密码/KEY等</li> * <li>HttpRefusedException, 通常发生在服务器接受到请求, 但拒绝请求, 可是多种原因, 具体原因 * 服务器会返回拒绝理由, 调用HttpRefusedException#getError#getMessage查看</li> * <li>HttpServerException, 通常发生在服务器发生错误时, 检查服务器端是否在正常提供服务</li> * <li>HttpException, 其他未知错误.</li> */ private void HandleResponseStatusCode(int statusCode, Response res) throws HttpException { String msg = getCause(statusCode) + "\n"; RefuseError error = null; switch (statusCode) { // It's OK, do nothing case OK: break; // Mine mistake, Check the Log case NOT_MODIFIED: case BAD_REQUEST: case NOT_FOUND: case NOT_ACCEPTABLE: throw new HttpException(msg + res.asString(), statusCode); // UserName/Password incorrect case NOT_AUTHORIZED: throw new HttpAuthException(msg + res.asString(), statusCode); // Server will return a error message, use // HttpRefusedException#getError() to see. case FORBIDDEN: throw new HttpRefusedException(msg, statusCode); // Something wrong with server case INTERNAL_SERVER_ERROR: case BAD_GATEWAY: case SERVICE_UNAVAILABLE: throw new HttpServerException(msg, statusCode); // Others default: throw new HttpException(msg + res.asString(), statusCode); } } public static String encode(String value) throws HttpException { try { return URLEncoder.encode(value, HTTP.UTF_8); } catch (UnsupportedEncodingException e_e) { throw new HttpException(e_e.getMessage(), e_e); } } public static String encodeParameters(ArrayList<BasicNameValuePair> params) throws HttpException { StringBuffer buf = new StringBuffer(); for (int j = 0; j < params.size(); j++) { if (j != 0) { buf.append("&"); } try { buf.append(URLEncoder.encode(params.get(j).getName(), "UTF-8")) .append("=") .append(URLEncoder.encode(params.get(j).getValue(), "UTF-8")); } catch (java.io.UnsupportedEncodingException neverHappen) { throw new HttpException(neverHappen.getMessage(), neverHappen); } } return buf.toString(); } /** * 异常自动恢复处理, 使用HttpRequestRetryHandler接口实现请求的异常恢复 */ private static HttpRequestRetryHandler requestRetryHandler = new HttpRequestRetryHandler() { // 自定义的恢复策略 public boolean retryRequest(IOException exception, int executionCount, HttpContext context) { // 设置恢复策略,在发生异常时候将自动重试N次 if (executionCount >= RETRIED_TIME) { // Do not retry if over max retry count return false; } if (exception instanceof NoHttpResponseException) { // Retry if the server dropped connection on us return true; } if (exception instanceof SSLHandshakeException) { // Do not retry on SSL handshake exception return false; } HttpRequest request = (HttpRequest) context .getAttribute(ExecutionContext.HTTP_REQUEST); boolean idempotent = (request instanceof HttpEntityEnclosingRequest); if (!idempotent) { // Retry if the request is considered idempotent return true; } return false; } }; }
Java
/* * Copyright (C) 2009 Google Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.ch_linghu.fanfoudroid.ui.base; import java.util.ArrayList; import java.util.Arrays; import java.util.List; import android.content.Context; import android.content.SharedPreferences; import android.database.Cursor; import android.os.Bundle; import android.util.Log; import android.view.GestureDetector; import android.view.GestureDetector.SimpleOnGestureListener; import android.view.Menu; import android.view.MotionEvent; import android.view.View; import android.view.View.OnTouchListener; import android.widget.ListView; import android.widget.ProgressBar; import android.widget.TextView; import com.ch_linghu.fanfoudroid.R; import com.ch_linghu.fanfoudroid.TwitterApplication; import com.ch_linghu.fanfoudroid.app.Preferences; import com.ch_linghu.fanfoudroid.data.Tweet; import com.ch_linghu.fanfoudroid.db.StatusTable; import com.ch_linghu.fanfoudroid.fanfou.IDs; import com.ch_linghu.fanfoudroid.fanfou.Status; import com.ch_linghu.fanfoudroid.http.HttpException; import com.ch_linghu.fanfoudroid.task.GenericTask; import com.ch_linghu.fanfoudroid.task.TaskAdapter; import com.ch_linghu.fanfoudroid.task.TaskListener; import com.ch_linghu.fanfoudroid.task.TaskManager; import com.ch_linghu.fanfoudroid.task.TaskParams; import com.ch_linghu.fanfoudroid.task.TaskResult; import com.ch_linghu.fanfoudroid.ui.module.FlingGestureListener; import com.ch_linghu.fanfoudroid.ui.module.MyActivityFlipper; import com.ch_linghu.fanfoudroid.ui.module.SimpleFeedback; import com.ch_linghu.fanfoudroid.ui.module.TweetAdapter; import com.ch_linghu.fanfoudroid.ui.module.TweetCursorAdapter; import com.ch_linghu.fanfoudroid.ui.module.Widget; import com.ch_linghu.fanfoudroid.util.DateTimeHelper; import com.ch_linghu.fanfoudroid.util.DebugTimer; import com.hlidskialf.android.hardware.ShakeListener; /** * TwitterCursorBaseLine用于带有静态数据来源(对应数据库的,与twitter表同构的特定表)的展现 */ public abstract class TwitterCursorBaseActivity extends TwitterListBaseActivity { static final String TAG = "TwitterCursorBaseActivity"; // Views. protected ListView mTweetList; protected TweetCursorAdapter mTweetAdapter; protected View mListHeader; protected View mListFooter; protected TextView loadMoreBtn; protected ProgressBar loadMoreGIF; protected TextView loadMoreBtnTop; protected ProgressBar loadMoreGIFTop; protected static int lastPosition = 0; protected ShakeListener mShaker = null; // Tasks. protected TaskManager taskManager = new TaskManager(); private GenericTask mRetrieveTask; private GenericTask mFollowersRetrieveTask; private GenericTask mGetMoreTask; private int mRetrieveCount = 0; private TaskListener mRetrieveTaskListener = new TaskAdapter() { @Override public String getName() { return "RetrieveTask"; } @Override public void onPostExecute(GenericTask task, TaskResult result) { if (result == TaskResult.AUTH_ERROR) { mFeedback.failed("登录信息出错"); logout(); } else if (result == TaskResult.OK) { // TODO: XML处理, GC压力 SharedPreferences.Editor editor = getPreferences().edit(); editor.putLong(Preferences.LAST_TWEET_REFRESH_KEY, DateTimeHelper.getNowTime()); editor.commit(); // TODO: 1. StatusType(DONE) ; if (mRetrieveCount >= StatusTable.MAX_ROW_NUM) { // 只有在取回的数据大于MAX时才做GC, 因为小于时可以保证数据的连续性 getDb().gc(getUserId(), getDatabaseType()); // GC } draw(); if (task == mRetrieveTask) { goTop(); } } else if (result == TaskResult.IO_ERROR) { // FIXME: bad smell if (task == mRetrieveTask) { mFeedback.failed(((RetrieveTask) task).getErrorMsg()); } else if (task == mGetMoreTask) { mFeedback.failed(((GetMoreTask) task).getErrorMsg()); } } else { // do nothing } // 刷新按钮停止旋转 loadMoreGIFTop.setVisibility(View.GONE); loadMoreGIF.setVisibility(View.GONE); // DEBUG if (TwitterApplication.DEBUG) { DebugTimer.stop(); Log.v("DEBUG", DebugTimer.getProfileAsString()); } } @Override public void onPreExecute(GenericTask task) { mRetrieveCount = 0; if (TwitterApplication.DEBUG) { DebugTimer.start(); } } @Override public void onProgressUpdate(GenericTask task, Object param) { Log.d(TAG, "onProgressUpdate"); draw(); } }; private TaskListener mFollowerRetrieveTaskListener = new TaskAdapter() { @Override public String getName() { return "FollowerRetrieve"; } @Override public void onPostExecute(GenericTask task, TaskResult result) { if (result == TaskResult.OK) { SharedPreferences sp = getPreferences(); SharedPreferences.Editor editor = sp.edit(); editor.putLong(Preferences.LAST_FOLLOWERS_REFRESH_KEY, DateTimeHelper.getNowTime()); editor.commit(); } else { // Do nothing. } } }; // Refresh data at startup if last refresh was this long ago or greater. private static final long REFRESH_THRESHOLD = 5 * 60 * 1000; // Refresh followers if last refresh was this long ago or greater. private static final long FOLLOWERS_REFRESH_THRESHOLD = 12 * 60 * 60 * 1000; abstract protected void markAllRead(); abstract protected Cursor fetchMessages(); public abstract int getDatabaseType(); public abstract String getUserId(); public abstract String fetchMaxId(); public abstract String fetchMinId(); public abstract int addMessages(ArrayList<Tweet> tweets, boolean isUnread); public abstract List<Status> getMessageSinceId(String maxId) throws HttpException; public abstract List<Status> getMoreMessageFromId(String minId) throws HttpException; public static final int CONTEXT_REPLY_ID = Menu.FIRST + 1; // public static final int CONTEXT_AT_ID = Menu.FIRST + 2; public static final int CONTEXT_RETWEET_ID = Menu.FIRST + 3; public static final int CONTEXT_DM_ID = Menu.FIRST + 4; public static final int CONTEXT_MORE_ID = Menu.FIRST + 5; public static final int CONTEXT_ADD_FAV_ID = Menu.FIRST + 6; public static final int CONTEXT_DEL_FAV_ID = Menu.FIRST + 7; @Override protected void setupState() { Cursor cursor; cursor = fetchMessages(); // getDb().fetchMentions(); setTitle(getActivityTitle()); startManagingCursor(cursor); mTweetList = (ListView) findViewById(R.id.tweet_list); // TODO: 需处理没有数据时的情况 Log.d("LDS", cursor.getCount() + " cursor count"); setupListHeader(true); mTweetAdapter = new TweetCursorAdapter(this, cursor); mTweetList.setAdapter(mTweetAdapter); // ? registerOnClickListener(mTweetList); } /** * 绑定listView底部 - 载入更多 NOTE: 必须在listView#setAdapter之前调用 */ protected void setupListHeader(boolean addFooter) { // Add Header to ListView mListHeader = View.inflate(this, R.layout.listview_header, null); mTweetList.addHeaderView(mListHeader, null, true); // Add Footer to ListView mListFooter = View.inflate(this, R.layout.listview_footer, null); mTweetList.addFooterView(mListFooter, null, true); // Find View loadMoreBtn = (TextView) findViewById(R.id.ask_for_more); loadMoreGIF = (ProgressBar) findViewById(R.id.rectangleProgressBar); loadMoreBtnTop = (TextView) findViewById(R.id.ask_for_more_header); loadMoreGIFTop = (ProgressBar) findViewById(R.id.rectangleProgressBar_header); } @Override protected void specialItemClicked(int position) { // 注意 mTweetAdapter.getCount 和 mTweetList.getCount的区别 // 前者仅包含数据的数量(不包括foot和head),后者包含foot和head // 因此在同时存在foot和head的情况下,list.count = adapter.count + 2 if (position == 0) { // 第一个Item(header) loadMoreGIFTop.setVisibility(View.VISIBLE); doRetrieve(); } else if (position == mTweetList.getCount() - 1) { // 最后一个Item(footer) loadMoreGIF.setVisibility(View.VISIBLE); doGetMore(); } } @Override protected int getLayoutId() { return R.layout.main; } @Override protected ListView getTweetList() { return mTweetList; } @Override protected TweetAdapter getTweetAdapter() { return mTweetAdapter; } @Override protected boolean useBasicMenu() { return true; } @Override protected Tweet getContextItemTweet(int position) { position = position - 1; // 因为List加了Header和footer,所以要跳过第一个以及忽略最后一个 if (position >= 0 && position < mTweetAdapter.getCount()) { Cursor cursor = (Cursor) mTweetAdapter.getItem(position); if (cursor == null) { return null; } else { return StatusTable.parseCursor(cursor); } } else { return null; } } @Override protected void updateTweet(Tweet tweet) { // TODO: updateTweet() 在哪里调用的? 目前尚只支持: // updateTweet(String tweetId, ContentValues values) // setFavorited(String tweetId, String isFavorited) // 看是否还需要增加updateTweet(Tweet tweet)方法 // 对所有相关表的对应消息都进行刷新(如果存在的话) // getDb().updateTweet(TwitterDbAdapter.TABLE_FAVORITE, tweet); // getDb().updateTweet(TwitterDbAdapter.TABLE_MENTION, tweet); // getDb().updateTweet(TwitterDbAdapter.TABLE_TWEET, tweet); } @Override protected boolean _onCreate(Bundle savedInstanceState) { Log.d(TAG, "onCreate."); if (super._onCreate(savedInstanceState)) { goTop(); // skip the header // Mark all as read. // getDb().markAllMentionsRead(); markAllRead(); boolean shouldRetrieve = false; // FIXME: 该子类页面全部使用了这个统一的计时器,导致进入Mention等分页面后经常不会自动刷新 long lastRefreshTime = mPreferences.getLong( Preferences.LAST_TWEET_REFRESH_KEY, 0); long nowTime = DateTimeHelper.getNowTime(); long diff = nowTime - lastRefreshTime; Log.d(TAG, "Last refresh was " + diff + " ms ago."); if (diff > REFRESH_THRESHOLD) { shouldRetrieve = true; } else if (isTrue(savedInstanceState, SIS_RUNNING_KEY)) { // Check to see if it was running a send or retrieve task. // It makes no sense to resend the send request (don't want // dupes) // so we instead retrieve (refresh) to see if the message has // posted. Log.d(TAG, "Was last running a retrieve or send task. Let's refresh."); shouldRetrieve = true; } if (shouldRetrieve) { doRetrieve(); } long lastFollowersRefreshTime = mPreferences.getLong( Preferences.LAST_FOLLOWERS_REFRESH_KEY, 0); diff = nowTime - lastFollowersRefreshTime; Log.d(TAG, "Last followers refresh was " + diff + " ms ago."); // FIXME: 目前还没有对Followers列表做逻辑处理,因此暂时去除对Followers的获取。 // 未来需要实现@用户提示时,对Follower操作需要做一次review和refactoring // 现在频繁会出现主键冲突的问题。 // // Should Refresh Followers // if (diff > FOLLOWERS_REFRESH_THRESHOLD // && (mRetrieveTask == null || mRetrieveTask.getStatus() != // GenericTask.Status.RUNNING)) { // Log.d(TAG, "Refresh followers."); // doRetrieveFollowers(); // } // 手势识别 registerGestureListener(); //晃动刷新 registerShakeListener(); return true; } else { return false; } } @Override protected void onResume() { Log.d(TAG, "onResume."); if (lastPosition != 0) { mTweetList.setSelection(lastPosition); } if (mShaker != null){ mShaker.resume(); } super.onResume(); checkIsLogedIn(); } @Override protected void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); if (mRetrieveTask != null && mRetrieveTask.getStatus() == GenericTask.Status.RUNNING) { outState.putBoolean(SIS_RUNNING_KEY, true); } } @Override protected void onRestoreInstanceState(Bundle bundle) { super.onRestoreInstanceState(bundle); // mTweetEdit.updateCharsRemain(); } @Override protected void onDestroy() { Log.d(TAG, "onDestroy."); super.onDestroy(); taskManager.cancelAll(); } @Override protected void onPause() { Log.d(TAG, "onPause."); if (mShaker != null){ mShaker.pause(); } super.onPause(); lastPosition = mTweetList.getFirstVisiblePosition(); } @Override protected void onRestart() { Log.d(TAG, "onRestart."); super.onRestart(); } @Override protected void onStart() { Log.d(TAG, "onStart."); super.onStart(); } @Override protected void onStop() { Log.d(TAG, "onStop."); super.onStop(); } // UI helpers. @Override protected String getActivityTitle() { return null; } @Override protected void adapterRefresh() { mTweetAdapter.notifyDataSetChanged(); mTweetAdapter.refresh(); } // Retrieve interface public void updateProgress(String progress) { mProgressText.setText(progress); } public void draw() { mTweetAdapter.refresh(); } public void goTop() { Log.d(TAG, "goTop."); mTweetList.setSelection(1); } private void doRetrieveFollowers() { Log.d(TAG, "Attempting followers retrieve."); if (mFollowersRetrieveTask != null && mFollowersRetrieveTask.getStatus() == GenericTask.Status.RUNNING) { return; } else { mFollowersRetrieveTask = new FollowersRetrieveTask(); mFollowersRetrieveTask.setListener(mFollowerRetrieveTaskListener); mFollowersRetrieveTask.execute(); taskManager.addTask(mFollowersRetrieveTask); // Don't need to cancel FollowersTask (assuming it ends properly). mFollowersRetrieveTask.setCancelable(false); } } public void doRetrieve() { Log.d(TAG, "Attempting retrieve."); if (mRetrieveTask != null && mRetrieveTask.getStatus() == GenericTask.Status.RUNNING) { return; } else { mRetrieveTask = new RetrieveTask(); mRetrieveTask.setFeedback(mFeedback); mRetrieveTask.setListener(mRetrieveTaskListener); mRetrieveTask.execute(); // Add Task to manager taskManager.addTask(mRetrieveTask); } } private class RetrieveTask extends GenericTask { private String _errorMsg; public String getErrorMsg() { return _errorMsg; } @Override protected TaskResult _doInBackground(TaskParams... params) { List<com.ch_linghu.fanfoudroid.fanfou.Status> statusList; try { String maxId = fetchMaxId(); // getDb().fetchMaxMentionId(); statusList = getMessageSinceId(maxId); } catch (HttpException e) { Log.e(TAG, e.getMessage(), e); _errorMsg = e.getMessage(); return TaskResult.IO_ERROR; } ArrayList<Tweet> tweets = new ArrayList<Tweet>(); for (com.ch_linghu.fanfoudroid.fanfou.Status status : statusList) { if (isCancelled()) { return TaskResult.CANCELLED; } tweets.add(Tweet.create(status)); if (isCancelled()) { return TaskResult.CANCELLED; } } publishProgress(SimpleFeedback.calProgressBySize(40, 20, tweets)); mRetrieveCount = addMessages(tweets, false); return TaskResult.OK; } } private class FollowersRetrieveTask extends GenericTask { @Override protected TaskResult _doInBackground(TaskParams... params) { try { // TODO: 目前仅做新API兼容性改动,待完善Follower处理 IDs followers = getApi().getFollowersIDs(); List<String> followerIds = Arrays.asList(followers.getIDs()); getDb().syncFollowers(followerIds); } catch (HttpException e) { Log.e(TAG, e.getMessage(), e); return TaskResult.IO_ERROR; } return TaskResult.OK; } } // GET MORE TASK private class GetMoreTask extends GenericTask { private String _errorMsg; public String getErrorMsg() { return _errorMsg; } @Override protected TaskResult _doInBackground(TaskParams... params) { List<com.ch_linghu.fanfoudroid.fanfou.Status> statusList; String minId = fetchMinId(); // getDb().fetchMaxMentionId(); if (minId == null) { return TaskResult.FAILED; } try { statusList = getMoreMessageFromId(minId); } catch (HttpException e) { Log.e(TAG, e.getMessage(), e); _errorMsg = e.getMessage(); return TaskResult.IO_ERROR; } if (statusList == null) { return TaskResult.FAILED; } ArrayList<Tweet> tweets = new ArrayList<Tweet>(); publishProgress(SimpleFeedback.calProgressBySize(40, 20, tweets)); for (com.ch_linghu.fanfoudroid.fanfou.Status status : statusList) { if (isCancelled()) { return TaskResult.CANCELLED; } tweets.add(Tweet.create(status)); if (isCancelled()) { return TaskResult.CANCELLED; } } addMessages(tweets, false); // getDb().addMentions(tweets, false); return TaskResult.OK; } } public void doGetMore() { Log.d(TAG, "Attempting getMore."); if (mGetMoreTask != null && mGetMoreTask.getStatus() == GenericTask.Status.RUNNING) { return; } else { mGetMoreTask = new GetMoreTask(); mGetMoreTask.setFeedback(mFeedback); mGetMoreTask.setListener(mRetrieveTaskListener); mGetMoreTask.execute(); // Add Task to manager taskManager.addTask(mGetMoreTask); } } //////////////////// Gesture test ///////////////////////////////////// private static boolean useGestrue; { useGestrue = TwitterApplication.mPref.getBoolean( Preferences.USE_GESTRUE, false); if (useGestrue) { Log.v(TAG, "Using Gestrue!"); } else { Log.v(TAG, "Not Using Gestrue!"); } } //////////////////// Gesture test ///////////////////////////////////// private static boolean useShake; { useShake = TwitterApplication.mPref.getBoolean( Preferences.USE_SHAKE, false); if (useShake) { Log.v(TAG, "Using Shake to refresh!"); } else { Log.v(TAG, "Not Using Shake!"); } } protected FlingGestureListener myGestureListener = null; @Override public boolean onTouchEvent(MotionEvent event) { if (useGestrue && myGestureListener != null) { return myGestureListener.getDetector().onTouchEvent(event); } return super.onTouchEvent(event); } // use it in _onCreate private void registerGestureListener() { if (useGestrue) { myGestureListener = new FlingGestureListener(this, MyActivityFlipper.create(this)); getTweetList().setOnTouchListener(myGestureListener); } } // use it in _onCreate private void registerShakeListener() { if (useShake){ mShaker = new ShakeListener(this); mShaker.setOnShakeListener(new ShakeListener.OnShakeListener() { @Override public void onShake() { doRetrieve(); } }); } } }
Java
/* * Copyright (C) 2009 Google Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.ch_linghu.fanfoudroid.ui.base; import java.util.ArrayList; import java.util.List; import android.content.SharedPreferences; import android.database.Cursor; import android.os.Bundle; import android.util.Log; import android.view.Menu; import android.view.View; import android.widget.ListView; import android.widget.ProgressBar; import android.widget.TextView; import com.ch_linghu.fanfoudroid.R; import com.ch_linghu.fanfoudroid.app.Preferences; import com.ch_linghu.fanfoudroid.data.Tweet; import com.ch_linghu.fanfoudroid.data.User; import com.ch_linghu.fanfoudroid.db.UserInfoTable; import com.ch_linghu.fanfoudroid.fanfou.Paging; import com.ch_linghu.fanfoudroid.fanfou.Status; import com.ch_linghu.fanfoudroid.http.HttpException; import com.ch_linghu.fanfoudroid.task.GenericTask; import com.ch_linghu.fanfoudroid.task.TaskAdapter; import com.ch_linghu.fanfoudroid.task.TaskListener; import com.ch_linghu.fanfoudroid.task.TaskManager; import com.ch_linghu.fanfoudroid.task.TaskParams; import com.ch_linghu.fanfoudroid.task.TaskResult; import com.ch_linghu.fanfoudroid.ui.module.SimpleFeedback; import com.ch_linghu.fanfoudroid.ui.module.TweetAdapter; import com.ch_linghu.fanfoudroid.ui.module.UserCursorAdapter; import com.ch_linghu.fanfoudroid.util.DateTimeHelper; /** * TwitterCursorBaseLine用于带有静态数据来源(对应数据库的,与twitter表同构的特定表)的展现 */ public abstract class UserCursorBaseActivity extends UserListBaseActivity { /** * 第一种方案:(采取第一种) 暂不放在数据库中,直接从Api读取。 * * 第二种方案: 麻烦的是api数据与数据库同步,当收听人数比较多的时候,一次性读取太费流量 按照饭否api每次分页100人 * 当收听数<100时先从数据库一次性根据API返回的ID列表读取数据,如果数据库中的收听数<总数,那么从API中读取所有用户信息并同步到数据库中。 * 当收听数>100时采取分页加载,先按照id * 获取数据库里前100用户,如果用户数量<100则从api中加载,从page=1开始下载,同步到数据库中,单击更多继续从数据库中加载 * 当数据库中的数据读取到最后一页后,则从api中加载并更新到数据库中。 单击刷新按钮则从api加载并同步到数据库中 * */ static final String TAG = "UserCursorBaseActivity"; // Views. protected ListView mUserList; protected UserCursorAdapter mUserListAdapter; protected TextView loadMoreBtn; protected ProgressBar loadMoreGIF; protected TextView loadMoreBtnTop; protected ProgressBar loadMoreGIFTop; protected static int lastPosition = 0; // Tasks. protected TaskManager taskManager = new TaskManager(); private GenericTask mRetrieveTask; private GenericTask mFollowersRetrieveTask; private GenericTask mGetMoreTask;// 每次十个用户 protected abstract String getUserId();// 获得用户id private TaskListener mRetrieveTaskListener = new TaskAdapter() { @Override public String getName() { return "RetrieveTask"; } @Override public void onPostExecute(GenericTask task, TaskResult result) { if (result == TaskResult.AUTH_ERROR) { logout(); } else if (result == TaskResult.OK) { SharedPreferences.Editor editor = getPreferences().edit(); editor.putLong(Preferences.LAST_TWEET_REFRESH_KEY, DateTimeHelper.getNowTime()); editor.commit(); // TODO: 1. StatusType(DONE) ; 2. 只有在取回的数据大于MAX时才做GC, // 因为小于时可以保证数据的连续性 // FIXME: gc需要带owner // getDb().gc(getDatabaseType()); // GC draw(); goTop(); } else { // Do nothing. } // loadMoreGIFTop.setVisibility(View.GONE); updateProgress(""); } @Override public void onPreExecute(GenericTask task) { onRetrieveBegin(); } @Override public void onProgressUpdate(GenericTask task, Object param) { Log.d(TAG, "onProgressUpdate"); draw(); } }; private TaskListener mFollowerRetrieveTaskListener = new TaskAdapter() { @Override public String getName() { return "FollowerRetrieve"; } @Override public void onPostExecute(GenericTask task, TaskResult result) { if (result == TaskResult.OK) { SharedPreferences sp = getPreferences(); SharedPreferences.Editor editor = sp.edit(); editor.putLong(Preferences.LAST_FOLLOWERS_REFRESH_KEY, DateTimeHelper.getNowTime()); editor.commit(); } else { // Do nothing. } } }; // Refresh data at startup if last refresh was this long ago or greater. private static final long REFRESH_THRESHOLD = 5 * 60 * 1000; // Refresh followers if last refresh was this long ago or greater. private static final long FOLLOWERS_REFRESH_THRESHOLD = 12 * 60 * 60 * 1000; abstract protected Cursor fetchUsers(); public abstract int getDatabaseType(); public abstract String fetchMaxId(); public abstract String fetchMinId(); public abstract List<com.ch_linghu.fanfoudroid.fanfou.User> getUsers() throws HttpException; public abstract void addUsers( ArrayList<com.ch_linghu.fanfoudroid.data.User> tusers); // public abstract List<Status> getMessageSinceId(String maxId) // throws WeiboException; public abstract List<com.ch_linghu.fanfoudroid.fanfou.User> getUserSinceId( String maxId) throws HttpException; public abstract List<Status> getMoreMessageFromId(String minId) throws HttpException; public abstract Paging getNextPage();// 下一页数 public abstract Paging getCurrentPage();// 当前页数 protected abstract String[] getIds(); public static final int CONTEXT_REPLY_ID = Menu.FIRST + 1; // public static final int CONTEXT_AT_ID = Menu.FIRST + 2; public static final int CONTEXT_RETWEET_ID = Menu.FIRST + 3; public static final int CONTEXT_DM_ID = Menu.FIRST + 4; public static final int CONTEXT_MORE_ID = Menu.FIRST + 5; public static final int CONTEXT_ADD_FAV_ID = Menu.FIRST + 6; public static final int CONTEXT_DEL_FAV_ID = Menu.FIRST + 7; @Override protected void setupState() { Cursor cursor; cursor = fetchUsers(); // setTitle(getActivityTitle()); startManagingCursor(cursor); mUserList = (ListView) findViewById(R.id.follower_list); // TODO: 需处理没有数据时的情况 Log.d("LDS", cursor.getCount() + " cursor count"); setupListHeader(true); mUserListAdapter = new UserCursorAdapter(this, cursor); mUserList.setAdapter(mUserListAdapter); // ? registerOnClickListener(mTweetList); } /** * 绑定listView底部 - 载入更多 NOTE: 必须在listView#setAdapter之前调用 */ protected void setupListHeader(boolean addFooter) { // Add footer to Listview View footer = View.inflate(this, R.layout.listview_footer, null); mUserList.addFooterView(footer, null, true); // Find View loadMoreBtn = (TextView) findViewById(R.id.ask_for_more); loadMoreGIF = (ProgressBar) findViewById(R.id.rectangleProgressBar); // loadMoreBtnTop = (TextView)findViewById(R.id.ask_for_more_header); // loadMoreGIFTop = // (ProgressBar)findViewById(R.id.rectangleProgressBar_header); // loadMoreAnimation = (AnimationDrawable) // loadMoreGIF.getIndeterminateDrawable(); } @Override protected void specialItemClicked(int position) { if (position == mUserList.getCount() - 1) { // footer loadMoreGIF.setVisibility(View.VISIBLE); doGetMore(); } } @Override protected int getLayoutId() { return R.layout.follower; } @Override protected ListView getUserList() { return mUserList; } @Override protected TweetAdapter getUserAdapter() { return mUserListAdapter; } @Override protected boolean useBasicMenu() { return true; } protected User getContextItemUser(int position) { // position = position - 1; // 加入footer跳过footer if (position < mUserListAdapter.getCount()) { Cursor cursor = (Cursor) mUserListAdapter.getItem(position); if (cursor == null) { return null; } else { return UserInfoTable.parseCursor(cursor); } } else { return null; } } @Override protected void updateTweet(Tweet tweet) { // TODO: updateTweet() 在哪里调用的? 目前尚只支持: // updateTweet(String tweetId, ContentValues values) // setFavorited(String tweetId, String isFavorited) // 看是否还需要增加updateTweet(Tweet tweet)方法 // 对所有相关表的对应消息都进行刷新(如果存在的话) // getDb().updateTweet(TwitterDbAdapter.TABLE_FAVORITE, tweet); // getDb().updateTweet(TwitterDbAdapter.TABLE_MENTION, tweet); // getDb().updateTweet(TwitterDbAdapter.TABLE_TWEET, tweet); } @Override protected boolean _onCreate(Bundle savedInstanceState) { Log.d(TAG, "onCreate."); if (super._onCreate(savedInstanceState)) { goTop(); // skip the header boolean shouldRetrieve = false; // FIXME: 该子类页面全部使用了这个统一的计时器,导致进入Mention等分页面后经常不会自动刷新 long lastRefreshTime = mPreferences.getLong( Preferences.LAST_TWEET_REFRESH_KEY, 0); long nowTime = DateTimeHelper.getNowTime(); long diff = nowTime - lastRefreshTime; Log.d(TAG, "Last refresh was " + diff + " ms ago."); /* * if (diff > REFRESH_THRESHOLD) { shouldRetrieve = true; } else if * (Utils.isTrue(savedInstanceState, SIS_RUNNING_KEY)) { // Check to * see if it was running a send or retrieve task. // It makes no * sense to resend the send request (don't want dupes) // so we * instead retrieve (refresh) to see if the message has // posted. * Log.d(TAG, * "Was last running a retrieve or send task. Let's refresh."); * shouldRetrieve = true; } */ shouldRetrieve = true; if (shouldRetrieve) { doRetrieve(); } long lastFollowersRefreshTime = mPreferences.getLong( Preferences.LAST_FOLLOWERS_REFRESH_KEY, 0); diff = nowTime - lastFollowersRefreshTime; Log.d(TAG, "Last followers refresh was " + diff + " ms ago."); /* * if (diff > FOLLOWERS_REFRESH_THRESHOLD && (mRetrieveTask == null * || mRetrieveTask.getStatus() != GenericTask.Status.RUNNING)) { * Log.d(TAG, "Refresh followers."); doRetrieveFollowers(); } */ return true; } else { return false; } } @Override protected void onResume() { Log.d(TAG, "onResume."); if (lastPosition != 0) { mUserList.setSelection(lastPosition); } super.onResume(); checkIsLogedIn(); } @Override protected void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); if (mRetrieveTask != null && mRetrieveTask.getStatus() == GenericTask.Status.RUNNING) { outState.putBoolean(SIS_RUNNING_KEY, true); } } @Override protected void onRestoreInstanceState(Bundle bundle) { super.onRestoreInstanceState(bundle); // mTweetEdit.updateCharsRemain(); } @Override protected void onDestroy() { Log.d(TAG, "onDestroy."); super.onDestroy(); taskManager.cancelAll(); } @Override protected void onPause() { Log.d(TAG, "onPause."); super.onPause(); lastPosition = mUserList.getFirstVisiblePosition(); } @Override protected void onRestart() { Log.d(TAG, "onRestart."); super.onRestart(); } @Override protected void onStart() { Log.d(TAG, "onStart."); super.onStart(); } @Override protected void onStop() { Log.d(TAG, "onStop."); super.onStop(); } // UI helpers. @Override protected String getActivityTitle() { // TODO Auto-generated method stub return null; } @Override protected void adapterRefresh() { mUserListAdapter.notifyDataSetChanged(); mUserListAdapter.refresh(); } // Retrieve interface public void updateProgress(String progress) { mProgressText.setText(progress); } public void draw() { mUserListAdapter.refresh(); } public void goTop() { Log.d(TAG, "goTop."); mUserList.setSelection(1); } private void doRetrieveFollowers() { Log.d(TAG, "Attempting followers retrieve."); if (mFollowersRetrieveTask != null && mFollowersRetrieveTask.getStatus() == GenericTask.Status.RUNNING) { return; } else { mFollowersRetrieveTask = new FollowersRetrieveTask(); mFollowersRetrieveTask.setListener(mFollowerRetrieveTaskListener); mFollowersRetrieveTask.execute(); taskManager.addTask(mFollowersRetrieveTask); // Don't need to cancel FollowersTask (assuming it ends properly). mFollowersRetrieveTask.setCancelable(false); } } public void onRetrieveBegin() { updateProgress(getString(R.string.page_status_refreshing)); } public void doRetrieve() { Log.d(TAG, "Attempting retrieve."); if (mRetrieveTask != null && mRetrieveTask.getStatus() == GenericTask.Status.RUNNING) { return; } else { mRetrieveTask = new RetrieveTask(); mRetrieveTask.setListener(mRetrieveTaskListener); mRetrieveTask.setFeedback(mFeedback); mRetrieveTask.execute(); // Add Task to manager taskManager.addTask(mRetrieveTask); } } /** * TODO:从API获取当前Followers,并同步到数据库 * * @author Dino * */ private class RetrieveTask extends GenericTask { @Override protected TaskResult _doInBackground(TaskParams... params) { Log.d(TAG, "load RetrieveTask"); List<com.ch_linghu.fanfoudroid.fanfou.User> usersList = null; try { usersList = getApi().getFollowersList(getUserId(), getCurrentPage()); } catch (HttpException e) { e.printStackTrace(); } publishProgress(SimpleFeedback.calProgressBySize(40, 20, usersList)); ArrayList<User> users = new ArrayList<User>(); for (com.ch_linghu.fanfoudroid.fanfou.User user : usersList) { if (isCancelled()) { return TaskResult.CANCELLED; } users.add(User.create(user)); if (isCancelled()) { return TaskResult.CANCELLED; } } addUsers(users); return TaskResult.OK; } } private class FollowersRetrieveTask extends GenericTask { @Override protected TaskResult _doInBackground(TaskParams... params) { try { Log.d(TAG, "load FollowersErtrieveTask"); List<com.ch_linghu.fanfoudroid.fanfou.User> t_users = getUsers(); getDb().syncWeiboUsers(t_users); } catch (HttpException e) { Log.e(TAG, e.getMessage(), e); return TaskResult.IO_ERROR; } return TaskResult.OK; } } /** * TODO:需要重写,获取下一批用户,按页分100页一次 * * @author Dino * */ private class GetMoreTask extends GenericTask { @Override protected TaskResult _doInBackground(TaskParams... params) { Log.d(TAG, "load RetrieveTask"); List<com.ch_linghu.fanfoudroid.fanfou.User> usersList = null; try { usersList = getApi().getFollowersList(getUserId(), getNextPage()); } catch (HttpException e) { e.printStackTrace(); } publishProgress(SimpleFeedback.calProgressBySize(40, 20, usersList)); ArrayList<User> users = new ArrayList<User>(); for (com.ch_linghu.fanfoudroid.fanfou.User user : usersList) { if (isCancelled()) { return TaskResult.CANCELLED; } users.add(User.create(user)); if (isCancelled()) { return TaskResult.CANCELLED; } } addUsers(users); return TaskResult.OK; } } private TaskListener getMoreListener = new TaskAdapter() { @Override public String getName() { return "getMore"; } @Override public void onPostExecute(GenericTask task, TaskResult result) { super.onPostExecute(task, result); draw(); loadMoreGIF.setVisibility(View.GONE); } }; public void doGetMore() { Log.d(TAG, "Attempting getMore."); if (mGetMoreTask != null && mGetMoreTask.getStatus() == GenericTask.Status.RUNNING) { return; } else { mGetMoreTask = new GetMoreTask(); mGetMoreTask.setFeedback(mFeedback); mGetMoreTask.setListener(getMoreListener); mGetMoreTask.execute(); // Add Task to manager taskManager.addTask(mGetMoreTask); } } }
Java
/* * Copyright (C) 2009 Google Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ /** * AbstractTwitterListBaseLine用于抽象tweets List的展现 * UI基本元素要求:一个ListView用于tweet列表 * 一个ProgressText用于提示信息 */ package com.ch_linghu.fanfoudroid.ui.base; import android.content.Intent; import android.os.Bundle; import android.text.TextUtils; import android.util.Log; import android.view.ContextMenu; import android.view.ContextMenu.ContextMenuInfo; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.AdapterView; import android.widget.AdapterView.AdapterContextMenuInfo; import android.widget.AdapterView.OnItemClickListener; import android.widget.ListView; import android.widget.TextView; import com.ch_linghu.fanfoudroid.DmActivity; import com.ch_linghu.fanfoudroid.MentionActivity; import com.ch_linghu.fanfoudroid.ProfileActivity; import com.ch_linghu.fanfoudroid.R; import com.ch_linghu.fanfoudroid.StatusActivity; import com.ch_linghu.fanfoudroid.TwitterActivity; import com.ch_linghu.fanfoudroid.WriteActivity; import com.ch_linghu.fanfoudroid.WriteDmActivity; import com.ch_linghu.fanfoudroid.app.Preferences; import com.ch_linghu.fanfoudroid.data.Tweet; import com.ch_linghu.fanfoudroid.task.GenericTask; import com.ch_linghu.fanfoudroid.task.TaskAdapter; import com.ch_linghu.fanfoudroid.task.TaskListener; import com.ch_linghu.fanfoudroid.task.TaskParams; import com.ch_linghu.fanfoudroid.task.TaskResult; import com.ch_linghu.fanfoudroid.task.TweetCommonTask; import com.ch_linghu.fanfoudroid.ui.module.Feedback; import com.ch_linghu.fanfoudroid.ui.module.FeedbackFactory; import com.ch_linghu.fanfoudroid.ui.module.FeedbackFactory.FeedbackType; import com.ch_linghu.fanfoudroid.ui.module.NavBar; import com.ch_linghu.fanfoudroid.ui.module.TweetAdapter; public abstract class TwitterListBaseActivity extends BaseActivity implements Refreshable { static final String TAG = "TwitterListBaseActivity"; protected TextView mProgressText; protected Feedback mFeedback; protected NavBar mNavbar; protected static final int STATE_ALL = 0; protected static final String SIS_RUNNING_KEY = "running"; // Tasks. protected GenericTask mFavTask; private TaskListener mFavTaskListener = new TaskAdapter(){ @Override public String getName() { return "FavoriteTask"; } @Override public void onPostExecute(GenericTask task, TaskResult result) { if (result == TaskResult.AUTH_ERROR) { logout(); } else if (result == TaskResult.OK) { onFavSuccess(); } else if (result == TaskResult.IO_ERROR) { onFavFailure(); } } }; static final int DIALOG_WRITE_ID = 0; abstract protected int getLayoutId(); abstract protected ListView getTweetList(); abstract protected TweetAdapter getTweetAdapter(); abstract protected void setupState(); abstract protected String getActivityTitle(); abstract protected boolean useBasicMenu(); abstract protected Tweet getContextItemTweet(int position); abstract protected void updateTweet(Tweet tweet); public static final int CONTEXT_REPLY_ID = Menu.FIRST + 1; // public static final int CONTEXT_AT_ID = Menu.FIRST + 2; public static final int CONTEXT_RETWEET_ID = Menu.FIRST + 3; public static final int CONTEXT_DM_ID = Menu.FIRST + 4; public static final int CONTEXT_MORE_ID = Menu.FIRST + 5; public static final int CONTEXT_ADD_FAV_ID = Menu.FIRST + 6; public static final int CONTEXT_DEL_FAV_ID = Menu.FIRST + 7; /** * 如果增加了Context Menu常量的数量,则必须重载此方法, * 以保证其他人使用常量时不产生重复 * @return 最大的Context Menu常量 */ protected int getLastContextMenuId(){ return CONTEXT_DEL_FAV_ID; } @Override protected boolean _onCreate(Bundle savedInstanceState){ if (super._onCreate(savedInstanceState)){ setContentView(getLayoutId()); mNavbar = new NavBar(NavBar.HEADER_STYLE_HOME, this); mFeedback = FeedbackFactory.create(this, FeedbackType.PROGRESS); mPreferences.getInt(Preferences.TWITTER_ACTIVITY_STATE_KEY, STATE_ALL); // 提示栏 mProgressText = (TextView) findViewById(R.id.progress_text); setupState(); registerForContextMenu(getTweetList()); registerOnClickListener(getTweetList()); return true; } else { return false; } } @Override protected void onResume() { super.onResume(); checkIsLogedIn(); } @Override protected void onDestroy() { super.onDestroy(); if (mFavTask != null && mFavTask.getStatus() == GenericTask.Status.RUNNING) { mFavTask.cancel(true); } } @Override public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { Log.d("FLING", "onContextItemSelected"); super.onCreateContextMenu(menu, v, menuInfo); if (useBasicMenu()){ AdapterView.AdapterContextMenuInfo info = (AdapterContextMenuInfo) menuInfo; Tweet tweet = getContextItemTweet(info.position); if (tweet == null) { Log.w(TAG, "Selected item not available."); return; } menu.add(0, CONTEXT_MORE_ID, 0, tweet.screenName + getResources().getString(R.string.cmenu_user_profile_prefix)); menu.add(0, CONTEXT_REPLY_ID, 0, R.string.cmenu_reply); menu.add(0, CONTEXT_RETWEET_ID, 0, R.string.cmenu_retweet); menu.add(0, CONTEXT_DM_ID, 0, R.string.cmenu_direct_message); if (tweet.favorited.equals("true")) { menu.add(0, CONTEXT_DEL_FAV_ID, 0, R.string.cmenu_del_fav); } else { menu.add(0, CONTEXT_ADD_FAV_ID, 0, R.string.cmenu_add_fav); } } } @Override public boolean onContextItemSelected(MenuItem item) { AdapterContextMenuInfo info = (AdapterContextMenuInfo) item .getMenuInfo(); Tweet tweet = getContextItemTweet(info.position); if (tweet == null) { Log.w(TAG, "Selected item not available."); return super.onContextItemSelected(item); } switch (item.getItemId()) { case CONTEXT_MORE_ID: launchActivity(ProfileActivity.createIntent(tweet.userId)); return true; case CONTEXT_REPLY_ID: { // TODO: this isn't quite perfect. It leaves extra empty spaces if // you perform the reply action again. Intent intent = WriteActivity.createNewReplyIntent(tweet.text, tweet.screenName, tweet.id); startActivity(intent); return true; } case CONTEXT_RETWEET_ID: Intent intent = WriteActivity.createNewRepostIntent(this, tweet.text, tweet.screenName, tweet.id); startActivity(intent); return true; case CONTEXT_DM_ID: launchActivity(WriteDmActivity.createIntent(tweet.userId)); return true; case CONTEXT_ADD_FAV_ID: doFavorite("add", tweet.id); return true; case CONTEXT_DEL_FAV_ID: doFavorite("del", tweet.id); return true; default: return super.onContextItemSelected(item); } } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case OPTIONS_MENU_ID_TWEETS: launchActivity(TwitterActivity.createIntent(this)); return true; case OPTIONS_MENU_ID_REPLIES: launchActivity(MentionActivity.createIntent(this)); return true; case OPTIONS_MENU_ID_DM: launchActivity(DmActivity.createIntent()); return true; } return super.onOptionsItemSelected(item); } protected void draw() { getTweetAdapter().refresh(); } protected void goTop() { getTweetList().setSelection(1); } protected void adapterRefresh(){ getTweetAdapter().refresh(); } // for HasFavorite interface public void doFavorite(String action, String id) { if (!TextUtils.isEmpty(id)) { if (mFavTask != null && mFavTask.getStatus() == GenericTask.Status.RUNNING){ return; }else{ mFavTask = new TweetCommonTask.FavoriteTask(this); mFavTask.setListener(mFavTaskListener); TaskParams params = new TaskParams(); params.put("action", action); params.put("id", id); mFavTask.execute(params); } } } public void onFavSuccess() { // updateProgress(getString(R.string.refreshing)); adapterRefresh(); } public void onFavFailure() { // updateProgress(getString(R.string.refreshing)); } protected void specialItemClicked(int position){ } protected void registerOnClickListener(ListView listView) { listView.setOnItemClickListener(new OnItemClickListener(){ @Override public void onItemClick(AdapterView<?> parent, View view, int position, long id) { Tweet tweet = getContextItemTweet(position); if (tweet == null) { Log.w(TAG, "Selected item not available."); specialItemClicked(position); }else{ launchActivity(StatusActivity.createIntent(tweet)); } } }); } @Override protected void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); if (mFavTask != null && mFavTask.getStatus() == GenericTask.Status.RUNNING) { outState.putBoolean(SIS_RUNNING_KEY, true); } } }
Java
package com.ch_linghu.fanfoudroid.ui.base; import android.app.ListActivity; /** * TODO: 准备重构现有的几个ListActivity * * 目前几个ListActivity存在的问题是 : * 1. 因为要实现[刷新]这些功能, 父类设定了子类继承时必须要实现的方法, * 而刷新/获取其实更多的时候可以理解成是ListView的层面, 这在于讨论到底是一个"可刷新的Activity" * 还是一个拥有"可刷新的ListView"的Activity, 如果改成后者, 则只要在父类拥有一个实现了可刷新接口的ListView即可, * 而无需强制要求子类去直接实现某些方法. * 2. 父类过于专制, 比如getLayoutId()等抽象方法的存在只是为了在父类进行setContentView, 而此类方法可以下放到子类去自行实现, * 诸如此类的, 应该下放给子类更自由的空间. 理想状态为不使用抽象类. * 3. 随着功能扩展, 需要将几个不同的ListActivity子类重复的部分重新抽象到父类来, 已减少代码重复. * 4. TwitterList和UserList代码存在重复现象, 可抽象. * 5. TwitterList目前过于依赖Cursor类型的List, 而没有Array类型的抽象类. * */ public class BaseListActivity extends ListActivity { }
Java
package com.ch_linghu.fanfoudroid.ui.base; import android.app.Activity; import android.app.AlertDialog; import android.app.Dialog; import android.content.DialogInterface; import android.content.DialogInterface.OnClickListener; import android.content.Intent; import android.content.SharedPreferences; import android.content.pm.ActivityInfo; import android.os.Bundle; import android.preference.PreferenceManager; import android.util.Log; import android.view.Menu; import android.view.MenuItem; import com.ch_linghu.fanfoudroid.AboutActivity; import com.ch_linghu.fanfoudroid.LoginActivity; import com.ch_linghu.fanfoudroid.PreferencesActivity; import com.ch_linghu.fanfoudroid.R; import com.ch_linghu.fanfoudroid.TwitterActivity; import com.ch_linghu.fanfoudroid.TwitterApplication; import com.ch_linghu.fanfoudroid.app.Preferences; import com.ch_linghu.fanfoudroid.db.TwitterDatabase; import com.ch_linghu.fanfoudroid.fanfou.Weibo; import com.ch_linghu.fanfoudroid.service.TwitterService; /** * A BaseActivity has common routines and variables for an Activity that * contains a list of tweets and a text input field. * * Not the cleanest design, but works okay for several Activities in this app. */ public class BaseActivity extends Activity { private static final String TAG = "BaseActivity"; protected SharedPreferences mPreferences; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); _onCreate(savedInstanceState); } // 因为onCreate方法无法返回状态,因此无法进行状态判断, // 为了能对上层返回的信息进行判断处理,我们使用_onCreate代替真正的 // onCreate进行工作。onCreate仅在顶层调用_onCreate。 protected boolean _onCreate(Bundle savedInstanceState) { if (TwitterApplication.mPref.getBoolean( Preferences.FORCE_SCREEN_ORIENTATION_PORTRAIT, false)) { setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT); } if (!checkIsLogedIn()) { return false; } else { PreferenceManager.setDefaultValues(this, R.xml.preferences, false); mPreferences = TwitterApplication.mPref; // PreferenceManager.getDefaultSharedPreferences(this); return true; } } protected void handleLoggedOut() { if (isTaskRoot()) { showLogin(); } else { setResult(RESULT_LOGOUT); } finish(); } public TwitterDatabase getDb() { return TwitterApplication.mDb; } public Weibo getApi() { return TwitterApplication.mApi; } public SharedPreferences getPreferences() { return mPreferences; } @Override protected void onDestroy() { super.onDestroy(); } protected boolean isLoggedIn() { return getApi().isLoggedIn(); } private static final int RESULT_LOGOUT = RESULT_FIRST_USER + 1; // Retrieve interface // public ImageManager getImageManager() { // return TwitterApplication.mImageManager; // } private void _logout() { TwitterService.unschedule(BaseActivity.this); getDb().clearData(); getApi().reset(); // Clear SharedPreferences SharedPreferences.Editor editor = mPreferences.edit(); editor.clear(); editor.commit(); // TODO: 提供用户手动情况所有缓存选项 TwitterApplication.mImageLoader.getImageManager().clear(); // TODO: cancel notifications. TwitterService.unschedule(BaseActivity.this); handleLoggedOut(); } public void logout() { Dialog dialog = new AlertDialog.Builder(BaseActivity.this) .setTitle("提示").setMessage("确实要注销吗?") .setPositiveButton("确定", new OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { _logout(); } }).setNegativeButton("取消", new OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.dismiss(); } }).create(); dialog.show(); } protected void showLogin() { Intent intent = new Intent(this, LoginActivity.class); // TODO: might be a hack? intent.putExtra(Intent.EXTRA_INTENT, getIntent()); startActivity(intent); } protected void manageUpdateChecks() { //检查后台更新状态设置 boolean isUpdateEnabled = mPreferences.getBoolean( Preferences.CHECK_UPDATES_KEY, false); if (isUpdateEnabled) { TwitterService.schedule(this); } else if (!TwitterService.isWidgetEnabled()) { TwitterService.unschedule(this); } //检查强制竖屏设置 boolean isOrientationPortrait = mPreferences.getBoolean( Preferences.FORCE_SCREEN_ORIENTATION_PORTRAIT, false); if (isOrientationPortrait) { setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT); } else { setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); } } // Menus. protected static final int OPTIONS_MENU_ID_LOGOUT = 1; protected static final int OPTIONS_MENU_ID_PREFERENCES = 2; protected static final int OPTIONS_MENU_ID_ABOUT = 3; protected static final int OPTIONS_MENU_ID_SEARCH = 4; protected static final int OPTIONS_MENU_ID_REPLIES = 5; protected static final int OPTIONS_MENU_ID_DM = 6; protected static final int OPTIONS_MENU_ID_TWEETS = 7; protected static final int OPTIONS_MENU_ID_TOGGLE_REPLIES = 8; protected static final int OPTIONS_MENU_ID_FOLLOW = 9; protected static final int OPTIONS_MENU_ID_UNFOLLOW = 10; protected static final int OPTIONS_MENU_ID_IMAGE_CAPTURE = 11; protected static final int OPTIONS_MENU_ID_PHOTO_LIBRARY = 12; protected static final int OPTIONS_MENU_ID_EXIT = 13; /** * 如果增加了Option Menu常量的数量,则必须重载此方法, 以保证其他人使用常量时不产生重复 * * @return 最大的Option Menu常量 */ protected int getLastOptionMenuId() { return OPTIONS_MENU_ID_EXIT; } @Override public boolean onCreateOptionsMenu(Menu menu) { super.onCreateOptionsMenu(menu); // SubMenu submenu = // menu.addSubMenu(R.string.write_label_insert_picture); // submenu.setIcon(android.R.drawable.ic_menu_gallery); // // submenu.add(0, OPTIONS_MENU_ID_IMAGE_CAPTURE, 0, // R.string.write_label_take_a_picture); // submenu.add(0, OPTIONS_MENU_ID_PHOTO_LIBRARY, 0, // R.string.write_label_choose_a_picture); // // MenuItem item = menu.add(0, OPTIONS_MENU_ID_SEARCH, 0, // R.string.omenu_search); // item.setIcon(android.R.drawable.ic_search_category_default); // item.setAlphabeticShortcut(SearchManager.MENU_KEY); MenuItem item; item = menu.add(0, OPTIONS_MENU_ID_PREFERENCES, 0, R.string.omenu_settings); item.setIcon(android.R.drawable.ic_menu_preferences); item = menu.add(0, OPTIONS_MENU_ID_LOGOUT, 0, R.string.omenu_signout); item.setIcon(android.R.drawable.ic_menu_revert); item = menu.add(0, OPTIONS_MENU_ID_ABOUT, 0, R.string.omenu_about); item.setIcon(android.R.drawable.ic_menu_info_details); item = menu.add(0, OPTIONS_MENU_ID_EXIT, 0, R.string.omenu_exit); item.setIcon(android.R.drawable.ic_menu_rotate); return true; } protected static final int REQUEST_CODE_LAUNCH_ACTIVITY = 0; protected static final int REQUEST_CODE_PREFERENCES = 1; @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case OPTIONS_MENU_ID_LOGOUT: logout(); return true; case OPTIONS_MENU_ID_SEARCH: onSearchRequested(); return true; case OPTIONS_MENU_ID_PREFERENCES: Intent launchPreferencesIntent = new Intent().setClass(this, PreferencesActivity.class); startActivityForResult(launchPreferencesIntent, REQUEST_CODE_PREFERENCES); return true; case OPTIONS_MENU_ID_ABOUT: //AboutDialog.show(this); Intent intent = new Intent().setClass(this, AboutActivity.class); startActivity(intent); return true; case OPTIONS_MENU_ID_EXIT: exit(); return true; } return super.onOptionsItemSelected(item); } protected void exit() { TwitterService.unschedule(this); Intent i = new Intent(Intent.ACTION_MAIN); i.addCategory(Intent.CATEGORY_HOME); startActivity(i); } protected void launchActivity(Intent intent) { // TODO: probably don't need this result chaining to finish upon logout. // since the subclasses have to check in onResume. startActivityForResult(intent, REQUEST_CODE_LAUNCH_ACTIVITY); } protected void launchDefaultActivity() { Intent intent = new Intent(); intent.setClass(this, TwitterActivity.class); startActivity(intent); } @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { super.onActivityResult(requestCode, resultCode, data); if (requestCode == REQUEST_CODE_PREFERENCES && resultCode == RESULT_OK) { manageUpdateChecks(); } else if (requestCode == REQUEST_CODE_LAUNCH_ACTIVITY && resultCode == RESULT_LOGOUT) { Log.d(TAG, "Result logout."); handleLoggedOut(); } } protected boolean checkIsLogedIn() { if (!getApi().isLoggedIn()) { Log.d(TAG, "Not logged in."); handleLoggedOut(); return false; } return true; } public static boolean isTrue(Bundle bundle, String key) { return bundle != null && bundle.containsKey(key) && bundle.getBoolean(key); } }
Java
package com.ch_linghu.fanfoudroid.ui.base; import android.app.Activity; import android.content.Intent; import android.graphics.drawable.AnimationDrawable; import android.graphics.drawable.BitmapDrawable; import android.text.TextPaint; import android.util.Log; import android.view.View; import android.view.ViewGroup; import android.view.animation.Animation; import android.view.animation.AnimationUtils; import android.widget.Button; import android.widget.EditText; import android.widget.ImageButton; import android.widget.ImageView; import android.widget.ProgressBar; import android.widget.RelativeLayout.LayoutParams; import android.widget.TextView; import com.ch_linghu.fanfoudroid.R; import com.ch_linghu.fanfoudroid.SearchActivity; import com.ch_linghu.fanfoudroid.TwitterActivity; import com.ch_linghu.fanfoudroid.WriteActivity; import com.ch_linghu.fanfoudroid.ui.module.Feedback; import com.ch_linghu.fanfoudroid.ui.module.FeedbackFactory; import com.ch_linghu.fanfoudroid.ui.module.FeedbackFactory.FeedbackType; import com.ch_linghu.fanfoudroid.ui.module.MenuDialog; import com.ch_linghu.fanfoudroid.ui.module.NavBar; /** * @deprecated 使用 {@link NavBar} 代替 */ public class WithHeaderActivity extends BaseActivity { private static final String TAG = "WithHeaderActivity"; public static final int HEADER_STYLE_HOME = 1; public static final int HEADER_STYLE_WRITE = 2; public static final int HEADER_STYLE_BACK = 3; public static final int HEADER_STYLE_SEARCH = 4; protected ImageView refreshButton; protected ImageButton searchButton; protected ImageButton writeButton; protected TextView titleButton; protected Button backButton; protected ImageButton homeButton; protected MenuDialog dialog; protected EditText searchEdit; protected Feedback mFeedback; // FIXME: 刷新动画二选一, DELETE ME protected AnimationDrawable mRefreshAnimation; protected ProgressBar mProgress = null; protected ProgressBar mLoadingProgress = null; //搜索硬按键行为 @Override public boolean onSearchRequested() { Intent intent = new Intent(); intent.setClass(this, SearchActivity.class); startActivity(intent); return true; } // LOGO按钮 protected void addTitleButton() { titleButton = (TextView) findViewById(R.id.title); titleButton.setOnClickListener(new View.OnClickListener() { public void onClick(View v) { int top = titleButton.getTop(); int height = titleButton.getHeight(); int x = top + height; if (null == dialog) { Log.d(TAG, "Create menu dialog."); dialog = new MenuDialog(WithHeaderActivity.this); dialog.bindEvent(WithHeaderActivity.this); dialog.setPosition(-1, x); } // toggle dialog if (dialog.isShowing()) { dialog.dismiss(); //没机会触发 } else { dialog.show(); } } }); } protected void setHeaderTitle(String title) { titleButton.setBackgroundDrawable( new BitmapDrawable()); titleButton.setText(title); LayoutParams lp = new LayoutParams(android.view.ViewGroup.LayoutParams.WRAP_CONTENT,android.view.ViewGroup.LayoutParams.WRAP_CONTENT); lp.setMargins(3, 12, 0, 0); titleButton.setLayoutParams(lp); // 中文粗体 TextPaint tp = titleButton.getPaint(); tp.setFakeBoldText(true); } protected void setHeaderTitle(int resource) { titleButton.setBackgroundResource(resource); } // 刷新 protected void addRefreshButton() { final Activity that = this; refreshButton = (ImageView) findViewById(R.id.top_refresh); // FIXME: 暂时取消旋转效果, 测试ProgressBar //refreshButton.setBackgroundResource(R.drawable.top_refresh); //mRefreshAnimation = (AnimationDrawable) refreshButton.getBackground(); // FIXME: DELETE ME mProgress = (ProgressBar) findViewById(R.id.progress_bar); mLoadingProgress = (ProgressBar) findViewById(R.id.top_refresh_progressBar); mFeedback = FeedbackFactory.create(this, FeedbackType.PROGRESS); refreshButton.setOnClickListener(new View.OnClickListener() { public void onClick(View v) { if (that instanceof Refreshable) { ((Refreshable) that).doRetrieve(); } else { Log.e(TAG, "The current view " + that.getClass().getName() + " cann't be retrieved"); } } }); } /** * @param v * @deprecated use {@link WithHeaderActivity#setRefreshAnimation(boolean)} */ protected void animRotate(View v) { setRefreshAnimation(true); } /** * @param progress 0~100 * @deprecated use feedback */ public void setGlobalProgress(int progress) { if ( null != mProgress) { mProgress.setProgress(progress); } } /** * Start/Stop Top Refresh Button's Animation * * @param animate start or stop * @deprecated use feedback */ public void setRefreshAnimation(boolean animate) { if (mRefreshAnimation != null) { if (animate) { mRefreshAnimation.start(); } else { mRefreshAnimation.setVisible(true, true); // restart mRefreshAnimation.start(); // goTo frame 0 mRefreshAnimation.stop(); } } else { Log.w(TAG, "mRefreshAnimation is null"); } } // 搜索 protected void addSearchButton() { searchButton = (ImageButton) findViewById(R.id.search); searchButton.setOnClickListener(new View.OnClickListener() { public void onClick(View v) { // // 旋转动画 // Animation anim = AnimationUtils.loadAnimation(v.getContext(), // R.anim.scale_lite); // v.startAnimation(anim); //go to SearchActivity startSearch(); } }); } // 这个方法会在SearchActivity里重写 protected boolean startSearch() { Intent intent = new Intent(); intent.setClass(this, SearchActivity.class); startActivity(intent); return true; } //搜索框 protected void addSearchBox() { searchEdit = (EditText) findViewById(R.id.search_edit); } // 撰写 protected void addWriteButton() { writeButton = (ImageButton) findViewById(R.id.writeMessage); writeButton.setOnClickListener(new View.OnClickListener() { public void onClick(View v) { // 动画 Animation anim = AnimationUtils.loadAnimation(v.getContext(), R.anim.scale_lite); v.startAnimation(anim); // forward to write activity Intent intent = new Intent(); intent.setClass(v.getContext(), WriteActivity.class); v.getContext().startActivity(intent); } }); } // 回首页 protected void addHomeButton() { homeButton = (ImageButton) findViewById(R.id.home); homeButton.setOnClickListener(new View.OnClickListener() { public void onClick(View v) { // 动画 Animation anim = AnimationUtils.loadAnimation(v.getContext(), R.anim.scale_lite); v.startAnimation(anim); // forward to TwitterActivity Intent intent = new Intent(); intent.setClass(v.getContext(), TwitterActivity.class); v.getContext().startActivity(intent); } }); } // 返回 protected void addBackButton() { backButton = (Button) findViewById(R.id.top_back); // 中文粗体 // TextPaint tp = backButton.getPaint(); // tp.setFakeBoldText(true); backButton.setOnClickListener(new View.OnClickListener() { public void onClick(View v) { // Go back to previous activity finish(); } }); } protected void initHeader(int style) { //FIXME: android 1.6似乎不支持addHeaderView中使用的方法 // 来增加header,造成header无法显示和使用。 // 改用在layout xml里include的方法来确保显示 switch (style) { case HEADER_STYLE_HOME: //addHeaderView(R.layout.header); addTitleButton(); addWriteButton(); addSearchButton(); addRefreshButton(); break; case HEADER_STYLE_BACK: //addHeaderView(R.layout.header_back); addBackButton(); addWriteButton(); addSearchButton(); addRefreshButton(); break; case HEADER_STYLE_WRITE: //addHeaderView(R.layout.header_write); addBackButton(); //addHomeButton(); break; case HEADER_STYLE_SEARCH: //addHeaderView(R.layout.header_search); addBackButton(); addSearchBox(); addSearchButton(); break; } } private void addHeaderView(int resource) { // find content root view ViewGroup root = (ViewGroup) getWindow().getDecorView(); ViewGroup content = (ViewGroup) root.getChildAt(0); View header = View.inflate(WithHeaderActivity.this, resource, null); // LayoutParams params = new LayoutParams(LayoutParams.FILL_PARENT,LayoutParams.FILL_PARENT); content.addView(header, 0); } @Override protected void onDestroy() { // dismiss dialog before destroy // to avoid android.view.WindowLeaked Exception if (dialog != null){ dialog.dismiss(); } super.onDestroy(); } }
Java
package com.ch_linghu.fanfoudroid.ui.base; public interface Refreshable { void doRetrieve(); }
Java
package com.ch_linghu.fanfoudroid.ui.base; import android.app.AlertDialog; import android.app.AlertDialog.Builder; import android.app.Dialog; import android.content.DialogInterface; import android.os.Bundle; import android.text.TextUtils; import android.util.Log; import android.view.ContextMenu; import android.view.ContextMenu.ContextMenuInfo; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.AdapterView; import android.widget.AdapterView.AdapterContextMenuInfo; import android.widget.AdapterView.OnItemClickListener; import android.widget.ListView; import android.widget.TextView; import android.widget.Toast; import com.ch_linghu.fanfoudroid.DmActivity; import com.ch_linghu.fanfoudroid.MentionActivity; import com.ch_linghu.fanfoudroid.ProfileActivity; import com.ch_linghu.fanfoudroid.R; import com.ch_linghu.fanfoudroid.TwitterActivity; import com.ch_linghu.fanfoudroid.UserTimelineActivity; import com.ch_linghu.fanfoudroid.WriteActivity; import com.ch_linghu.fanfoudroid.WriteDmActivity; import com.ch_linghu.fanfoudroid.app.Preferences; import com.ch_linghu.fanfoudroid.data.Tweet; import com.ch_linghu.fanfoudroid.data.User; import com.ch_linghu.fanfoudroid.http.HttpException; import com.ch_linghu.fanfoudroid.task.GenericTask; import com.ch_linghu.fanfoudroid.task.TaskAdapter; import com.ch_linghu.fanfoudroid.task.TaskListener; import com.ch_linghu.fanfoudroid.task.TaskParams; import com.ch_linghu.fanfoudroid.task.TaskResult; import com.ch_linghu.fanfoudroid.task.TweetCommonTask; import com.ch_linghu.fanfoudroid.ui.module.Feedback; import com.ch_linghu.fanfoudroid.ui.module.FeedbackFactory; import com.ch_linghu.fanfoudroid.ui.module.FeedbackFactory.FeedbackType; import com.ch_linghu.fanfoudroid.ui.module.NavBar; import com.ch_linghu.fanfoudroid.ui.module.TweetAdapter; public abstract class UserListBaseActivity extends BaseActivity implements Refreshable { static final String TAG = "TwitterListBaseActivity"; protected TextView mProgressText; protected NavBar mNavbar; protected Feedback mFeedback; protected static final int STATE_ALL = 0; protected static final String SIS_RUNNING_KEY = "running"; private static final String USER_ID = "userId"; // Tasks. protected GenericTask mFavTask; private TaskListener mFavTaskListener = new TaskAdapter() { @Override public String getName() { return "FavoriteTask"; } @Override public void onPostExecute(GenericTask task, TaskResult result) { if (result == TaskResult.AUTH_ERROR) { logout(); } else if (result == TaskResult.OK) { onFavSuccess(); } else if (result == TaskResult.IO_ERROR) { onFavFailure(); } } }; static final int DIALOG_WRITE_ID = 0; abstract protected int getLayoutId(); abstract protected ListView getUserList(); abstract protected TweetAdapter getUserAdapter(); abstract protected void setupState(); abstract protected String getActivityTitle(); abstract protected boolean useBasicMenu(); abstract protected User getContextItemUser(int position); abstract protected void updateTweet(Tweet tweet); protected abstract String getUserId();// 获得用户id public static final int CONTENT_PROFILE_ID = Menu.FIRST + 1; public static final int CONTENT_STATUS_ID = Menu.FIRST + 2; public static final int CONTENT_DEL_FRIEND = Menu.FIRST + 3; public static final int CONTENT_ADD_FRIEND = Menu.FIRST + 4; public static final int CONTENT_SEND_DM = Menu.FIRST + 5; public static final int CONTENT_SEND_MENTION = Menu.FIRST + 6; /** * 如果增加了Context Menu常量的数量,则必须重载此方法, 以保证其他人使用常量时不产生重复 * * @return 最大的Context Menu常量 */ // protected int getLastContextMenuId(){ // return CONTEXT_DEL_FAV_ID; // } @Override protected boolean _onCreate(Bundle savedInstanceState) { if (super._onCreate(savedInstanceState)) { setContentView(getLayoutId()); mNavbar = new NavBar(NavBar.HEADER_STYLE_HOME, this); mFeedback = FeedbackFactory.create(this, FeedbackType.PROGRESS); mPreferences.getInt(Preferences.TWITTER_ACTIVITY_STATE_KEY, STATE_ALL); mProgressText = (TextView) findViewById(R.id.progress_text); setupState(); registerForContextMenu(getUserList()); registerOnClickListener(getUserList()); return true; } else { return false; } } @Override protected void onResume() { super.onResume(); checkIsLogedIn(); } @Override protected void onDestroy() { super.onDestroy(); if (mFavTask != null && mFavTask.getStatus() == GenericTask.Status.RUNNING) { mFavTask.cancel(true); } } @Override public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { super.onCreateContextMenu(menu, v, menuInfo); if (useBasicMenu()) { AdapterView.AdapterContextMenuInfo info = (AdapterContextMenuInfo) menuInfo; User user = getContextItemUser(info.position); if (user == null) { Log.w(TAG, "Selected item not available."); return; } menu.add(0, CONTENT_PROFILE_ID, 0, user.screenName + getResources().getString( R.string.cmenu_user_profile_prefix)); menu.add(0, CONTENT_STATUS_ID, 0, user.screenName + getResources().getString(R.string.cmenu_user_status)); menu.add(0, CONTENT_SEND_MENTION, 0, getResources().getString(R.string.cmenu_user_send_prefix) + user.screenName + getResources().getString( R.string.cmenu_user_sendmention_suffix)); menu.add(0, CONTENT_SEND_DM, 0, getResources().getString(R.string.cmenu_user_send_prefix) + user.screenName + getResources().getString( R.string.cmenu_user_senddm_suffix)); } } @Override public boolean onContextItemSelected(MenuItem item) { AdapterContextMenuInfo info = (AdapterContextMenuInfo) item .getMenuInfo(); User user = getContextItemUser(info.position); if (user == null) { Log.w(TAG, "Selected item not available."); return super.onContextItemSelected(item); } switch (item.getItemId()) { case CONTENT_PROFILE_ID: launchActivity(ProfileActivity.createIntent(user.id)); return true; case CONTENT_STATUS_ID: launchActivity(UserTimelineActivity .createIntent(user.id, user.name)); return true; case CONTENT_DEL_FRIEND: delFriend(user.id); return true; case CONTENT_ADD_FRIEND: addFriend(user.id); return true; case CONTENT_SEND_MENTION: launchActivity(WriteActivity.createNewTweetIntent(String.format( "@%s ", user.screenName))); return true; case CONTENT_SEND_DM: launchActivity(WriteDmActivity.createIntent(user.id)); return true; default: return super.onContextItemSelected(item); } } /** * 取消关注 * * @param id */ private void delFriend(final String id) { Builder diaBuilder = new AlertDialog.Builder(UserListBaseActivity.this) .setTitle("关注提示").setMessage("确实要取消关注吗?"); diaBuilder.setPositiveButton("确定", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { if (cancelFollowingTask != null && cancelFollowingTask.getStatus() == GenericTask.Status.RUNNING) { return; } else { cancelFollowingTask = new CancelFollowingTask(); cancelFollowingTask .setListener(cancelFollowingTaskLinstener); TaskParams params = new TaskParams(); params.put(USER_ID, id); cancelFollowingTask.execute(params); } } }); diaBuilder.setNegativeButton("取消", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.dismiss(); } }); Dialog dialog = diaBuilder.create(); dialog.show(); } private GenericTask cancelFollowingTask; /** * 取消关注 * * @author Dino * */ private class CancelFollowingTask extends GenericTask { @Override protected TaskResult _doInBackground(TaskParams... params) { try { // TODO:userid String userId = params[0].getString(USER_ID); getApi().destroyFriendship(userId); } catch (HttpException e) { Log.w(TAG, "create friend ship error"); return TaskResult.FAILED; } return TaskResult.OK; } } private TaskListener cancelFollowingTaskLinstener = new TaskAdapter() { @Override public void onPostExecute(GenericTask task, TaskResult result) { if (result == TaskResult.OK) { // followingBtn.setText("添加关注"); // isFollowingText.setText(getResources().getString( // R.string.profile_notfollowing)); // followingBtn.setOnClickListener(setfollowingListener); Toast.makeText(getBaseContext(), "取消关注成功", Toast.LENGTH_SHORT) .show(); } else if (result == TaskResult.FAILED) { Toast.makeText(getBaseContext(), "取消关注失败", Toast.LENGTH_SHORT) .show(); } } @Override public String getName() { // TODO Auto-generated method stub return null; } }; private GenericTask setFollowingTask; /** * 设置关注 * * @param id */ private void addFriend(String id) { Builder diaBuilder = new AlertDialog.Builder(UserListBaseActivity.this) .setTitle("关注提示").setMessage("确实要添加关注吗?"); diaBuilder.setPositiveButton("确定", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { if (setFollowingTask != null && setFollowingTask.getStatus() == GenericTask.Status.RUNNING) { return; } else { setFollowingTask = new SetFollowingTask(); setFollowingTask .setListener(setFollowingTaskLinstener); TaskParams params = new TaskParams(); setFollowingTask.execute(params); } } }); diaBuilder.setNegativeButton("取消", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.dismiss(); } }); Dialog dialog = diaBuilder.create(); dialog.show(); } /** * 设置关注 * * @author Dino * */ private class SetFollowingTask extends GenericTask { @Override protected TaskResult _doInBackground(TaskParams... params) { try { String userId = params[0].getString(USER_ID); getApi().createFriendship(userId); } catch (HttpException e) { Log.w(TAG, "create friend ship error"); return TaskResult.FAILED; } return TaskResult.OK; } } private TaskListener setFollowingTaskLinstener = new TaskAdapter() { @Override public void onPostExecute(GenericTask task, TaskResult result) { if (result == TaskResult.OK) { // followingBtn.setText("取消关注"); // isFollowingText.setText(getResources().getString( // R.string.profile_isfollowing)); // followingBtn.setOnClickListener(cancelFollowingListener); Toast.makeText(getBaseContext(), "关注成功", Toast.LENGTH_SHORT) .show(); } else if (result == TaskResult.FAILED) { Toast.makeText(getBaseContext(), "关注失败", Toast.LENGTH_SHORT) .show(); } } @Override public String getName() { // TODO Auto-generated method stub return null; } }; @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case OPTIONS_MENU_ID_TWEETS: launchActivity(TwitterActivity.createIntent(this)); return true; case OPTIONS_MENU_ID_REPLIES: launchActivity(MentionActivity.createIntent(this)); return true; case OPTIONS_MENU_ID_DM: launchActivity(DmActivity.createIntent()); return true; } return super.onOptionsItemSelected(item); } private void draw() { getUserAdapter().refresh(); } private void goTop() { getUserList().setSelection(0); } protected void adapterRefresh() { getUserAdapter().refresh(); } // for HasFavorite interface public void doFavorite(String action, String id) { if (!TextUtils.isEmpty(id)) { if (mFavTask != null && mFavTask.getStatus() == GenericTask.Status.RUNNING) { return; } else { mFavTask = new TweetCommonTask.FavoriteTask(this); mFavTask.setFeedback(mFeedback); mFavTask.setListener(mFavTaskListener); TaskParams params = new TaskParams(); params.put("action", action); params.put("id", id); mFavTask.execute(params); } } } public void onFavSuccess() { // updateProgress(getString(R.string.refreshing)); adapterRefresh(); } public void onFavFailure() { // updateProgress(getString(R.string.refreshing)); } protected void specialItemClicked(int position) { } /* * TODO:单击列表项 */ protected void registerOnClickListener(ListView listView) { listView.setOnItemClickListener(new OnItemClickListener() { @Override public void onItemClick(AdapterView<?> parent, View view, int position, long id) { //Toast.makeText(getBaseContext(), "选择第"+position+"个列表",Toast.LENGTH_SHORT).show(); User user = getContextItemUser(position); if (user == null) { Log.w(TAG, "selected item not available"); specialItemClicked(position); } else { launchActivity(ProfileActivity.createIntent(user.id)); } } }); } @Override protected void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); if (mFavTask != null && mFavTask.getStatus() == GenericTask.Status.RUNNING) { outState.putBoolean(SIS_RUNNING_KEY, true); } } }
Java
package com.ch_linghu.fanfoudroid.ui.base; import java.util.ArrayList; import java.util.List; import android.os.Bundle; import android.util.Log; import android.view.View; import android.widget.ListView; import android.widget.ProgressBar; import android.widget.TextView; import com.ch_linghu.fanfoudroid.R; import com.ch_linghu.fanfoudroid.data.Tweet; import com.ch_linghu.fanfoudroid.data.User; import com.ch_linghu.fanfoudroid.fanfou.Paging; import com.ch_linghu.fanfoudroid.http.HttpException; import com.ch_linghu.fanfoudroid.task.GenericTask; import com.ch_linghu.fanfoudroid.task.TaskAdapter; import com.ch_linghu.fanfoudroid.task.TaskListener; import com.ch_linghu.fanfoudroid.task.TaskManager; import com.ch_linghu.fanfoudroid.task.TaskParams; import com.ch_linghu.fanfoudroid.task.TaskResult; import com.ch_linghu.fanfoudroid.ui.module.SimpleFeedback; import com.ch_linghu.fanfoudroid.ui.module.TweetAdapter; import com.ch_linghu.fanfoudroid.ui.module.UserArrayAdapter; public abstract class UserArrayBaseActivity extends UserListBaseActivity { static final String TAG = "UserArrayBaseActivity"; // Views. protected ListView mUserList; protected UserArrayAdapter mUserListAdapter; protected TextView loadMoreBtn; protected ProgressBar loadMoreGIF; protected TextView loadMoreBtnTop; protected ProgressBar loadMoreGIFTop; protected static int lastPosition = 0; // Tasks. protected TaskManager taskManager = new TaskManager(); private GenericTask mRetrieveTask; private GenericTask mFollowersRetrieveTask; private GenericTask mGetMoreTask;// 每次100用户 public abstract Paging getCurrentPage();// 加载 public abstract Paging getNextPage();// 加载 // protected abstract String[] getIds(); protected abstract List<com.ch_linghu.fanfoudroid.fanfou.User> getUsers( String userId, Paging page) throws HttpException; private ArrayList<com.ch_linghu.fanfoudroid.data.User> allUserList; @Override protected boolean _onCreate(Bundle savedInstanceState) { Log.d(TAG, "onCreate."); if (super._onCreate(savedInstanceState)) { doRetrieve();// 加载第一页 return true; } else { return false; } } @Override public void doRetrieve() { Log.d(TAG, "Attempting retrieve."); if (mRetrieveTask != null && mRetrieveTask.getStatus() == GenericTask.Status.RUNNING) { return; } else { mRetrieveTask = new RetrieveTask(); mRetrieveTask.setFeedback(mFeedback); mRetrieveTask.setListener(mRetrieveTaskListener); mRetrieveTask.execute(); // Add Task to manager taskManager.addTask(mRetrieveTask); } } private TaskListener mRetrieveTaskListener = new TaskAdapter() { @Override public String getName() { return "RetrieveTask"; } @Override public void onPostExecute(GenericTask task, TaskResult result) { if (result == TaskResult.AUTH_ERROR) { logout(); } else if (result == TaskResult.OK) { draw(); } updateProgress(""); } @Override public void onPreExecute(GenericTask task) { onRetrieveBegin(); } @Override public void onProgressUpdate(GenericTask task, Object param) { Log.d(TAG, "onProgressUpdate"); draw(); } }; public void updateProgress(String progress) { mProgressText.setText(progress); } public void onRetrieveBegin() { updateProgress(getString(R.string.page_status_refreshing)); } /** * TODO:从API获取当前Followers * * @author Dino * */ private class RetrieveTask extends GenericTask { @Override protected TaskResult _doInBackground(TaskParams... params) { Log.d(TAG, "load RetrieveTask"); List<com.ch_linghu.fanfoudroid.fanfou.User> usersList = null; try { usersList = getUsers(getUserId(), getCurrentPage()); } catch (HttpException e) { e.printStackTrace(); return TaskResult.IO_ERROR; } publishProgress(SimpleFeedback.calProgressBySize(40, 20, usersList)); for (com.ch_linghu.fanfoudroid.fanfou.User user : usersList) { if (isCancelled()) { return TaskResult.CANCELLED; } allUserList.add(User.create(user)); if (isCancelled()) { return TaskResult.CANCELLED; } } return TaskResult.OK; } } @Override protected int getLayoutId() { return R.layout.follower; } @Override protected void setupState() { setTitle(getActivityTitle()); mUserList = (ListView) findViewById(R.id.follower_list); setupListHeader(true); mUserListAdapter = new UserArrayAdapter(this); mUserList.setAdapter(mUserListAdapter); allUserList = new ArrayList<com.ch_linghu.fanfoudroid.data.User>(); } @Override protected String getActivityTitle() { // TODO Auto-generated method stub return null; } @Override protected boolean useBasicMenu() { return true; } @Override protected User getContextItemUser(int position) { // position = position - 1; // 加入footer跳过footer if (position < mUserListAdapter.getCount()) { User item = (User) mUserListAdapter.getItem(position); if (item == null) { return null; } else { return item; } } else { return null; } } /** * TODO:不知道啥用 */ @Override protected void updateTweet(Tweet tweet) { // TODO Auto-generated method stub } @Override protected ListView getUserList() { return mUserList; } @Override protected TweetAdapter getUserAdapter() { return mUserListAdapter; } /** * 绑定listView底部 - 载入更多 NOTE: 必须在listView#setAdapter之前调用 */ protected void setupListHeader(boolean addFooter) { // Add footer to Listview View footer = View.inflate(this, R.layout.listview_footer, null); mUserList.addFooterView(footer, null, true); // Find View loadMoreBtn = (TextView) findViewById(R.id.ask_for_more); loadMoreGIF = (ProgressBar) findViewById(R.id.rectangleProgressBar); } @Override protected void specialItemClicked(int position) { if (position == mUserList.getCount() - 1) { // footer loadMoreGIF.setVisibility(View.VISIBLE); doGetMore(); } } public void doGetMore() { Log.d(TAG, "Attempting getMore."); mFeedback.start(""); if (mGetMoreTask != null && mGetMoreTask.getStatus() == GenericTask.Status.RUNNING) { return; } else { mGetMoreTask = new GetMoreTask(); mGetMoreTask.setListener(getMoreListener); mGetMoreTask.execute(); // Add Task to manager taskManager.addTask(mGetMoreTask); } } private TaskListener getMoreListener = new TaskAdapter() { @Override public String getName() { return "getMore"; } @Override public void onPostExecute(GenericTask task, TaskResult result) { super.onPostExecute(task, result); draw(); mFeedback.success(""); loadMoreGIF.setVisibility(View.GONE); } }; /** * TODO:需要重写,获取下一批用户,按页分100页一次 * * @author Dino * */ private class GetMoreTask extends GenericTask { @Override protected TaskResult _doInBackground(TaskParams... params) { Log.d(TAG, "load RetrieveTask"); List<com.ch_linghu.fanfoudroid.fanfou.User> usersList = null; try { usersList = getUsers(getUserId(), getNextPage()); mFeedback.update(60); } catch (HttpException e) { e.printStackTrace(); return TaskResult.IO_ERROR; } // 将获取到的数据(保存/更新)到数据库 getDb().syncWeiboUsers(usersList); mFeedback.update(100 - (int) Math.floor(usersList.size() * 2)); for (com.ch_linghu.fanfoudroid.fanfou.User user : usersList) { if (isCancelled()) { return TaskResult.CANCELLED; } allUserList.add(User.create(user)); if (isCancelled()) { return TaskResult.CANCELLED; } } mFeedback.update(99); return TaskResult.OK; } } public void draw() { mUserListAdapter.refresh(allUserList); } }
Java
package com.ch_linghu.fanfoudroid.ui.module; import java.util.ArrayList; import android.content.Context; import android.content.SharedPreferences; import android.graphics.Bitmap; import android.text.TextUtils; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.BaseAdapter; import android.widget.ImageView; import android.widget.TextView; import com.ch_linghu.fanfoudroid.R; import com.ch_linghu.fanfoudroid.TwitterApplication; import com.ch_linghu.fanfoudroid.app.LazyImageLoader.ImageLoaderCallback; import com.ch_linghu.fanfoudroid.app.Preferences; import com.ch_linghu.fanfoudroid.data.Tweet; import com.ch_linghu.fanfoudroid.util.TextHelper; public class TweetArrayAdapter extends BaseAdapter implements TweetAdapter { private static final String TAG = "TweetArrayAdapter"; protected ArrayList<Tweet> mTweets; private Context mContext; protected LayoutInflater mInflater; protected StringBuilder mMetaBuilder; private ImageLoaderCallback callback = new ImageLoaderCallback(){ @Override public void refresh(String url, Bitmap bitmap) { TweetArrayAdapter.this.refresh(); } }; public TweetArrayAdapter(Context context) { mTweets = new ArrayList<Tweet>(); mContext = context; mInflater = LayoutInflater.from(mContext); mMetaBuilder = new StringBuilder(); } @Override public int getCount() { return mTweets.size(); } @Override public Object getItem(int position) { return mTweets.get(position); } @Override public long getItemId(int position) { return position; } private static class ViewHolder { public TextView tweetUserText; public TextView tweetText; public ImageView profileImage; public TextView metaText; public ImageView fav; public ImageView has_image; } @Override public View getView(int position, View convertView, ViewGroup parent) { View view; SharedPreferences pref = TwitterApplication.mPref; //PreferenceManager.getDefaultSharedPreferences(mContext); boolean useProfileImage = pref.getBoolean(Preferences.USE_PROFILE_IMAGE, true); if (convertView == null) { view = mInflater.inflate(R.layout.tweet, parent, false); ViewHolder holder = new ViewHolder(); holder.tweetUserText = (TextView) view .findViewById(R.id.tweet_user_text); holder.tweetText = (TextView) view.findViewById(R.id.tweet_text); holder.profileImage = (ImageView) view .findViewById(R.id.profile_image); holder.metaText = (TextView) view .findViewById(R.id.tweet_meta_text); holder.fav = (ImageView) view.findViewById(R.id.tweet_fav); holder.has_image = (ImageView) view.findViewById(R.id.tweet_has_image); view.setTag(holder); } else { view = convertView; } ViewHolder holder = (ViewHolder) view.getTag(); Tweet tweet = mTweets.get(position); holder.tweetUserText.setText(tweet.screenName); TextHelper.setSimpleTweetText(holder.tweetText, tweet.text); // holder.tweetText.setText(tweet.text, BufferType.SPANNABLE); String profileImageUrl = tweet.profileImageUrl; if (useProfileImage){ if (!TextUtils.isEmpty(profileImageUrl)) { holder.profileImage.setImageBitmap(TwitterApplication.mImageLoader .get(profileImageUrl, callback)); } }else{ holder.profileImage.setVisibility(View.GONE); } holder.metaText.setText(Tweet.buildMetaText(mMetaBuilder, tweet.createdAt, tweet.source, tweet.inReplyToScreenName)); if (tweet.favorited.equals("true")) { holder.fav.setVisibility(View.VISIBLE); } else { holder.fav.setVisibility(View.GONE); } if (!TextUtils.isEmpty(tweet.thumbnail_pic)) { holder.has_image.setVisibility(View.VISIBLE); } else { holder.has_image.setVisibility(View.GONE); } return view; } public void refresh(ArrayList<Tweet> tweets) { mTweets = tweets; notifyDataSetChanged(); } @Override public void refresh() { notifyDataSetChanged(); } }
Java
package com.ch_linghu.fanfoudroid.ui.module; import android.widget.ListAdapter; public interface TweetAdapter extends ListAdapter{ void refresh(); }
Java
package com.ch_linghu.fanfoudroid.ui.module; import android.app.Activity; import android.view.MotionEvent; import com.ch_linghu.fanfoudroid.BrowseActivity; import com.ch_linghu.fanfoudroid.MentionActivity; import com.ch_linghu.fanfoudroid.R; import com.ch_linghu.fanfoudroid.TwitterActivity; /** * MyActivityFlipper 利用左右滑动手势切换Activity * * 1. 切换Activity, 继承与 {@link ActivityFlipper} 2. 手势识别, 实现接口 * {@link Widget.OnGestureListener} * */ public class MyActivityFlipper extends ActivityFlipper implements Widget.OnGestureListener { public MyActivityFlipper() { super(); } public MyActivityFlipper(Activity activity) { super(activity); // TODO Auto-generated constructor stub } // factory public static MyActivityFlipper create(Activity activity) { MyActivityFlipper flipper = new MyActivityFlipper(activity); flipper.addActivity(BrowseActivity.class); flipper.addActivity(TwitterActivity.class); flipper.addActivity(MentionActivity.class); flipper.setToastResource(new int[] { R.drawable.point_left, R.drawable.point_center, R.drawable.point_right }); flipper.setInAnimation(R.anim.push_left_in); flipper.setOutAnimation(R.anim.push_left_out); flipper.setPreviousInAnimation(R.anim.push_right_in); flipper.setPreviousOutAnimation(R.anim.push_right_out); return flipper; } @Override public boolean onFlingDown(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) { return false; // do nothing } @Override public boolean onFlingUp(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) { return false; // do nothing } @Override public boolean onFlingLeft(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) { autoShowNext(); return true; } @Override public boolean onFlingRight(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) { autoShowPrevious(); return true; } }
Java