diff options
Diffstat (limited to 'libraries/ActionBarSherlock/src/com/actionbarsherlock/widget/ActivityChooserView.java')
| -rw-r--r-- | libraries/ActionBarSherlock/src/com/actionbarsherlock/widget/ActivityChooserView.java | 827 |
1 files changed, 827 insertions, 0 deletions
diff --git a/libraries/ActionBarSherlock/src/com/actionbarsherlock/widget/ActivityChooserView.java b/libraries/ActionBarSherlock/src/com/actionbarsherlock/widget/ActivityChooserView.java new file mode 100644 index 000000000..e19ea9e9e --- /dev/null +++ b/libraries/ActionBarSherlock/src/com/actionbarsherlock/widget/ActivityChooserView.java @@ -0,0 +1,827 @@ +/* + * Copyright (C) 2011 The Android 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 com.actionbarsherlock.widget; + +import android.os.Build; +import com.actionbarsherlock.R; +import com.actionbarsherlock.internal.widget.IcsLinearLayout; +import com.actionbarsherlock.internal.widget.IcsListPopupWindow; +import com.actionbarsherlock.view.ActionProvider; +import com.actionbarsherlock.widget.ActivityChooserModel.ActivityChooserModelClient; +import android.content.Context; +import android.content.Intent; +import android.content.pm.PackageManager; +import android.content.pm.ResolveInfo; +import android.content.res.Resources; +import android.content.res.TypedArray; +import android.database.DataSetObserver; +import android.graphics.drawable.Drawable; +import android.util.AttributeSet; +import android.view.LayoutInflater; +import android.view.View; +import android.view.ViewGroup; +import android.view.ViewTreeObserver; +import android.view.ViewTreeObserver.OnGlobalLayoutListener; +import android.widget.AdapterView; +import android.widget.BaseAdapter; +import android.widget.FrameLayout; +import android.widget.ImageView; +import android.widget.PopupWindow; +import android.widget.TextView; + +/** + * This class is a view for choosing an activity for handling a given {@link Intent}. + * <p> + * The view is composed of two adjacent buttons: + * <ul> + * <li> + * The left button is an immediate action and allows one click activity choosing. + * Tapping this button immediately executes the intent without requiring any further + * user input. Long press on this button shows a popup for changing the default + * activity. + * </li> + * <li> + * The right button is an overflow action and provides an optimized menu + * of additional activities. Tapping this button shows a popup anchored to this + * view, listing the most frequently used activities. This list is initially + * limited to a small number of items in frequency used order. The last item, + * "Show all..." serves as an affordance to display all available activities. + * </li> + * </ul> + * </p> + * + * @hide + */ +class ActivityChooserView extends ViewGroup implements ActivityChooserModelClient { + + /** + * An adapter for displaying the activities in an {@link AdapterView}. + */ + private final ActivityChooserViewAdapter mAdapter; + + /** + * Implementation of various interfaces to avoid publishing them in the APIs. + */ + private final Callbacks mCallbacks; + + /** + * The content of this view. + */ + private final IcsLinearLayout mActivityChooserContent; + + /** + * Stores the background drawable to allow hiding and latter showing. + */ + private final Drawable mActivityChooserContentBackground; + + /** + * The expand activities action button; + */ + private final FrameLayout mExpandActivityOverflowButton; + + /** + * The image for the expand activities action button; + */ + private final ImageView mExpandActivityOverflowButtonImage; + + /** + * The default activities action button; + */ + private final FrameLayout mDefaultActivityButton; + + /** + * The image for the default activities action button; + */ + private final ImageView mDefaultActivityButtonImage; + + /** + * The maximal width of the list popup. + */ + private final int mListPopupMaxWidth; + + /** + * The ActionProvider hosting this view, if applicable. + */ + ActionProvider mProvider; + + /** + * Observer for the model data. + */ + private final DataSetObserver mModelDataSetOberver = new DataSetObserver() { + + @Override + public void onChanged() { + super.onChanged(); + mAdapter.notifyDataSetChanged(); + } + @Override + public void onInvalidated() { + super.onInvalidated(); + mAdapter.notifyDataSetInvalidated(); + } + }; + + private final OnGlobalLayoutListener mOnGlobalLayoutListener = new OnGlobalLayoutListener() { + @Override + public void onGlobalLayout() { + if (isShowingPopup()) { + if (!isShown()) { + getListPopupWindow().dismiss(); + } else { + getListPopupWindow().show(); + if (mProvider != null) { + mProvider.subUiVisibilityChanged(true); + } + } + } + } + }; + + /** + * Popup window for showing the activity overflow list. + */ + private IcsListPopupWindow mListPopupWindow; + + /** + * Listener for the dismissal of the popup/alert. + */ + private PopupWindow.OnDismissListener mOnDismissListener; + + /** + * Flag whether a default activity currently being selected. + */ + private boolean mIsSelectingDefaultActivity; + + /** + * The count of activities in the popup. + */ + private int mInitialActivityCount = ActivityChooserViewAdapter.MAX_ACTIVITY_COUNT_DEFAULT; + + /** + * Flag whether this view is attached to a window. + */ + private boolean mIsAttachedToWindow; + + /** + * String resource for formatting content description of the default target. + */ + private int mDefaultActionButtonContentDescription; + + private final Context mContext; + + /** + * Create a new instance. + * + * @param context The application environment. + */ + public ActivityChooserView(Context context) { + this(context, null); + } + + /** + * Create a new instance. + * + * @param context The application environment. + * @param attrs A collection of attributes. + */ + public ActivityChooserView(Context context, AttributeSet attrs) { + this(context, attrs, 0); + } + + /** + * Create a new instance. + * + * @param context The application environment. + * @param attrs A collection of attributes. + * @param defStyle The default style to apply to this view. + */ + public ActivityChooserView(Context context, AttributeSet attrs, int defStyle) { + super(context, attrs, defStyle); + mContext = context; + + TypedArray attributesArray = context.obtainStyledAttributes(attrs, + R.styleable.SherlockActivityChooserView, defStyle, 0); + + mInitialActivityCount = attributesArray.getInt( + R.styleable.SherlockActivityChooserView_initialActivityCount, + ActivityChooserViewAdapter.MAX_ACTIVITY_COUNT_DEFAULT); + + Drawable expandActivityOverflowButtonDrawable = attributesArray.getDrawable( + R.styleable.SherlockActivityChooserView_expandActivityOverflowButtonDrawable); + + attributesArray.recycle(); + + LayoutInflater inflater = LayoutInflater.from(mContext); + inflater.inflate(R.layout.abs__activity_chooser_view, this, true); + + mCallbacks = new Callbacks(); + + mActivityChooserContent = (IcsLinearLayout) findViewById(R.id.abs__activity_chooser_view_content); + mActivityChooserContentBackground = mActivityChooserContent.getBackground(); + + mDefaultActivityButton = (FrameLayout) findViewById(R.id.abs__default_activity_button); + mDefaultActivityButton.setOnClickListener(mCallbacks); + mDefaultActivityButton.setOnLongClickListener(mCallbacks); + mDefaultActivityButtonImage = (ImageView) mDefaultActivityButton.findViewById(R.id.abs__image); + + mExpandActivityOverflowButton = (FrameLayout) findViewById(R.id.abs__expand_activities_button); + mExpandActivityOverflowButton.setOnClickListener(mCallbacks); + mExpandActivityOverflowButtonImage = + (ImageView) mExpandActivityOverflowButton.findViewById(R.id.abs__image); + mExpandActivityOverflowButtonImage.setImageDrawable(expandActivityOverflowButtonDrawable); + + mAdapter = new ActivityChooserViewAdapter(); + mAdapter.registerDataSetObserver(new DataSetObserver() { + @Override + public void onChanged() { + super.onChanged(); + updateAppearance(); + } + }); + + Resources resources = context.getResources(); + mListPopupMaxWidth = Math.max(resources.getDisplayMetrics().widthPixels / 2, + resources.getDimensionPixelSize(R.dimen.abs__config_prefDialogWidth)); + } + + /** + * {@inheritDoc} + */ + public void setActivityChooserModel(ActivityChooserModel dataModel) { + mAdapter.setDataModel(dataModel); + if (isShowingPopup()) { + dismissPopup(); + showPopup(); + } + } + + /** + * Sets the background for the button that expands the activity + * overflow list. + * + * <strong>Note:</strong> Clients would like to set this drawable + * as a clue about the action the chosen activity will perform. For + * example, if a share activity is to be chosen the drawable should + * give a clue that sharing is to be performed. + * + * @param drawable The drawable. + */ + public void setExpandActivityOverflowButtonDrawable(Drawable drawable) { + mExpandActivityOverflowButtonImage.setImageDrawable(drawable); + } + + /** + * Sets the content description for the button that expands the activity + * overflow list. + * + * description as a clue about the action performed by the button. + * For example, if a share activity is to be chosen the content + * description should be something like "Share with". + * + * @param resourceId The content description resource id. + */ + public void setExpandActivityOverflowButtonContentDescription(int resourceId) { + CharSequence contentDescription = mContext.getString(resourceId); + mExpandActivityOverflowButtonImage.setContentDescription(contentDescription); + } + + /** + * Set the provider hosting this view, if applicable. + * @hide Internal use only + */ + public void setProvider(ActionProvider provider) { + mProvider = provider; + } + + /** + * Shows the popup window with activities. + * + * @return True if the popup was shown, false if already showing. + */ + public boolean showPopup() { + if (isShowingPopup() || !mIsAttachedToWindow) { + return false; + } + mIsSelectingDefaultActivity = false; + showPopupUnchecked(mInitialActivityCount); + return true; + } + + /** + * Shows the popup no matter if it was already showing. + * + * @param maxActivityCount The max number of activities to display. + */ + private void showPopupUnchecked(int maxActivityCount) { + if (mAdapter.getDataModel() == null) { + throw new IllegalStateException("No data model. Did you call #setDataModel?"); + } + + getViewTreeObserver().addOnGlobalLayoutListener(mOnGlobalLayoutListener); + + final boolean defaultActivityButtonShown = + mDefaultActivityButton.getVisibility() == VISIBLE; + + final int activityCount = mAdapter.getActivityCount(); + final int maxActivityCountOffset = defaultActivityButtonShown ? 1 : 0; + if (maxActivityCount != ActivityChooserViewAdapter.MAX_ACTIVITY_COUNT_UNLIMITED + && activityCount > maxActivityCount + maxActivityCountOffset) { + mAdapter.setShowFooterView(true); + mAdapter.setMaxActivityCount(maxActivityCount - 1); + } else { + mAdapter.setShowFooterView(false); + mAdapter.setMaxActivityCount(maxActivityCount); + } + + IcsListPopupWindow popupWindow = getListPopupWindow(); + if (!popupWindow.isShowing()) { + if (mIsSelectingDefaultActivity || !defaultActivityButtonShown) { + mAdapter.setShowDefaultActivity(true, defaultActivityButtonShown); + } else { + mAdapter.setShowDefaultActivity(false, false); + } + final int contentWidth = Math.min(mAdapter.measureContentWidth(), mListPopupMaxWidth); + popupWindow.setContentWidth(contentWidth); + popupWindow.show(); + if (mProvider != null) { + mProvider.subUiVisibilityChanged(true); + } + popupWindow.getListView().setContentDescription(mContext.getString( + R.string.abs__activitychooserview_choose_application)); + } + } + + /** + * Dismisses the popup window with activities. + * + * @return True if dismissed, false if already dismissed. + */ + public boolean dismissPopup() { + if (isShowingPopup()) { + getListPopupWindow().dismiss(); + ViewTreeObserver viewTreeObserver = getViewTreeObserver(); + if (viewTreeObserver.isAlive()) { + viewTreeObserver.removeGlobalOnLayoutListener(mOnGlobalLayoutListener); + } + } + return true; + } + + /** + * Gets whether the popup window with activities is shown. + * + * @return True if the popup is shown. + */ + public boolean isShowingPopup() { + return getListPopupWindow().isShowing(); + } + + @Override + protected void onAttachedToWindow() { + super.onAttachedToWindow(); + ActivityChooserModel dataModel = mAdapter.getDataModel(); + if (dataModel != null) { + dataModel.registerObserver(mModelDataSetOberver); + } + mIsAttachedToWindow = true; + } + + @Override + protected void onDetachedFromWindow() { + super.onDetachedFromWindow(); + ActivityChooserModel dataModel = mAdapter.getDataModel(); + if (dataModel != null) { + try { + dataModel.unregisterObserver(mModelDataSetOberver); + } catch (IllegalStateException e) { + //Oh, well... fixes issue #557 + } + } + ViewTreeObserver viewTreeObserver = getViewTreeObserver(); + if (viewTreeObserver.isAlive()) { + viewTreeObserver.removeGlobalOnLayoutListener(mOnGlobalLayoutListener); + } + mIsAttachedToWindow = false; + } + + @Override + protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { + View child = mActivityChooserContent; + // If the default action is not visible we want to be as tall as the + // ActionBar so if this widget is used in the latter it will look as + // a normal action button. + if (mDefaultActivityButton.getVisibility() != VISIBLE) { + heightMeasureSpec = MeasureSpec.makeMeasureSpec(MeasureSpec.getSize(heightMeasureSpec), + MeasureSpec.EXACTLY); + } + measureChild(child, widthMeasureSpec, heightMeasureSpec); + setMeasuredDimension(child.getMeasuredWidth(), child.getMeasuredHeight()); + } + + @Override + protected void onLayout(boolean changed, int left, int top, int right, int bottom) { + mActivityChooserContent.layout(0, 0, right - left, bottom - top); + if (getListPopupWindow().isShowing()) { + showPopupUnchecked(mAdapter.getMaxActivityCount()); + } else { + dismissPopup(); + } + } + + public ActivityChooserModel getDataModel() { + return mAdapter.getDataModel(); + } + + /** + * Sets a listener to receive a callback when the popup is dismissed. + * + * @param listener The listener to be notified. + */ + public void setOnDismissListener(PopupWindow.OnDismissListener listener) { + mOnDismissListener = listener; + } + + /** + * Sets the initial count of items shown in the activities popup + * i.e. the items before the popup is expanded. This is an upper + * bound since it is not guaranteed that such number of intent + * handlers exist. + * + * @param itemCount The initial popup item count. + */ + public void setInitialActivityCount(int itemCount) { + mInitialActivityCount = itemCount; + } + + /** + * Sets a content description of the default action button. This + * resource should be a string taking one formatting argument and + * will be used for formatting the content description of the button + * dynamically as the default target changes. For example, a resource + * pointing to the string "share with %1$s" will result in a content + * description "share with Bluetooth" for the Bluetooth activity. + * + * @param resourceId The resource id. + */ + public void setDefaultActionButtonContentDescription(int resourceId) { + mDefaultActionButtonContentDescription = resourceId; + } + + /** + * Gets the list popup window which is lazily initialized. + * + * @return The popup. + */ + private IcsListPopupWindow getListPopupWindow() { + if (mListPopupWindow == null) { + mListPopupWindow = new IcsListPopupWindow(getContext()); + mListPopupWindow.setAdapter(mAdapter); + mListPopupWindow.setAnchorView(ActivityChooserView.this); + mListPopupWindow.setModal(true); + mListPopupWindow.setOnItemClickListener(mCallbacks); + mListPopupWindow.setOnDismissListener(mCallbacks); + } + return mListPopupWindow; + } + + /** + * Updates the buttons state. + */ + private void updateAppearance() { + // Expand overflow button. + if (mAdapter.getCount() > 0) { + mExpandActivityOverflowButton.setEnabled(true); + } else { + mExpandActivityOverflowButton.setEnabled(false); + } + // Default activity button. + final int activityCount = mAdapter.getActivityCount(); + final int historySize = mAdapter.getHistorySize(); + if (activityCount > 0 && historySize > 0) { + mDefaultActivityButton.setVisibility(VISIBLE); + ResolveInfo activity = mAdapter.getDefaultActivity(); + PackageManager packageManager = mContext.getPackageManager(); + mDefaultActivityButtonImage.setImageDrawable(activity.loadIcon(packageManager)); + if (mDefaultActionButtonContentDescription != 0) { + CharSequence label = activity.loadLabel(packageManager); + String contentDescription = mContext.getString( + mDefaultActionButtonContentDescription, label); + mDefaultActivityButton.setContentDescription(contentDescription); + } + } else { + mDefaultActivityButton.setVisibility(View.GONE); + } + // Activity chooser content. + if (mDefaultActivityButton.getVisibility() == VISIBLE) { + mActivityChooserContent.setBackgroundDrawable(mActivityChooserContentBackground); + } else { + mActivityChooserContent.setBackgroundDrawable(null); + mActivityChooserContent.setPadding(0, 0, 0, 0); + } + } + + /** + * Interface implementation to avoid publishing them in the APIs. + */ + private class Callbacks implements AdapterView.OnItemClickListener, + View.OnClickListener, View.OnLongClickListener, PopupWindow.OnDismissListener { + + // AdapterView#OnItemClickListener + public void onItemClick(AdapterView<?> parent, View view, int position, long id) { + ActivityChooserViewAdapter adapter = (ActivityChooserViewAdapter) parent.getAdapter(); + final int itemViewType = adapter.getItemViewType(position); + switch (itemViewType) { + case ActivityChooserViewAdapter.ITEM_VIEW_TYPE_FOOTER: { + showPopupUnchecked(ActivityChooserViewAdapter.MAX_ACTIVITY_COUNT_UNLIMITED); + } break; + case ActivityChooserViewAdapter.ITEM_VIEW_TYPE_ACTIVITY: { + dismissPopup(); + if (mIsSelectingDefaultActivity) { + // The item at position zero is the default already. + if (position > 0) { + mAdapter.getDataModel().setDefaultActivity(position); + } + } else { + // If the default target is not shown in the list, the first + // item in the model is default action => adjust index + position = mAdapter.getShowDefaultActivity() ? position : position + 1; + Intent launchIntent = mAdapter.getDataModel().chooseActivity(position); + if (launchIntent != null) { + mContext.startActivity(launchIntent); + } + } + } break; + default: + throw new IllegalArgumentException(); + } + } + + // View.OnClickListener + public void onClick(View view) { + if (view == mDefaultActivityButton) { + dismissPopup(); + ResolveInfo defaultActivity = mAdapter.getDefaultActivity(); + final int index = mAdapter.getDataModel().getActivityIndex(defaultActivity); + Intent launchIntent = mAdapter.getDataModel().chooseActivity(index); + if (launchIntent != null) { + mContext.startActivity(launchIntent); + } + } else if (view == mExpandActivityOverflowButton) { + mIsSelectingDefaultActivity = false; + showPopupUnchecked(mInitialActivityCount); + } else { + throw new IllegalArgumentException(); + } + } + + // OnLongClickListener#onLongClick + @Override + public boolean onLongClick(View view) { + if (view == mDefaultActivityButton) { + if (mAdapter.getCount() > 0) { + mIsSelectingDefaultActivity = true; + showPopupUnchecked(mInitialActivityCount); + } + } else { + throw new IllegalArgumentException(); + } + return true; + } + + // PopUpWindow.OnDismissListener#onDismiss + public void onDismiss() { + notifyOnDismissListener(); + if (mProvider != null) { + mProvider.subUiVisibilityChanged(false); + } + } + + private void notifyOnDismissListener() { + if (mOnDismissListener != null) { + mOnDismissListener.onDismiss(); + } + } + } + + private static class SetActivated { + public static void invoke(View view, boolean activated) { + view.setActivated(activated); + } + } + + private static final boolean IS_HONEYCOMB = Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB; + + /** + * Adapter for backing the list of activities shown in the popup. + */ + private class ActivityChooserViewAdapter extends BaseAdapter { + + public static final int MAX_ACTIVITY_COUNT_UNLIMITED = Integer.MAX_VALUE; + + public static final int MAX_ACTIVITY_COUNT_DEFAULT = 4; + + private static final int ITEM_VIEW_TYPE_ACTIVITY = 0; + + private static final int ITEM_VIEW_TYPE_FOOTER = 1; + + private static final int ITEM_VIEW_TYPE_COUNT = 3; + + private ActivityChooserModel mDataModel; + + private int mMaxActivityCount = MAX_ACTIVITY_COUNT_DEFAULT; + + private boolean mShowDefaultActivity; + + private boolean mHighlightDefaultActivity; + + private boolean mShowFooterView; + + public void setDataModel(ActivityChooserModel dataModel) { + ActivityChooserModel oldDataModel = mAdapter.getDataModel(); + if (oldDataModel != null && isShown()) { + try { + oldDataModel.unregisterObserver(mModelDataSetOberver); + } catch (IllegalStateException e) { + //Oh, well... fixes issue #557 + } + } + mDataModel = dataModel; + if (dataModel != null && isShown()) { + dataModel.registerObserver(mModelDataSetOberver); + } + notifyDataSetChanged(); + } + + @Override + public int getItemViewType(int position) { + if (mShowFooterView && position == getCount() - 1) { + return ITEM_VIEW_TYPE_FOOTER; + } else { + return ITEM_VIEW_TYPE_ACTIVITY; + } + } + + @Override + public int getViewTypeCount() { + return ITEM_VIEW_TYPE_COUNT; + } + + public int getCount() { + int count = 0; + int activityCount = mDataModel.getActivityCount(); + if (!mShowDefaultActivity && mDataModel.getDefaultActivity() != null) { + activityCount--; + } + count = Math.min(activityCount, mMaxActivityCount); + if (mShowFooterView) { + count++; + } + return count; + } + + public Object getItem(int position) { + final int itemViewType = getItemViewType(position); + switch (itemViewType) { + case ITEM_VIEW_TYPE_FOOTER: + return null; + case ITEM_VIEW_TYPE_ACTIVITY: + if (!mShowDefaultActivity && mDataModel.getDefaultActivity() != null) { + position++; + } + return mDataModel.getActivity(position); + default: + throw new IllegalArgumentException(); + } + } + + public long getItemId(int position) { + return position; + } + + public View getView(int position, View convertView, ViewGroup parent) { + final int itemViewType = getItemViewType(position); + switch (itemViewType) { + case ITEM_VIEW_TYPE_FOOTER: + if (convertView == null || convertView.getId() != ITEM_VIEW_TYPE_FOOTER) { + convertView = LayoutInflater.from(getContext()).inflate( + R.layout.abs__activity_chooser_view_list_item, parent, false); + convertView.setId(ITEM_VIEW_TYPE_FOOTER); + TextView titleView = (TextView) convertView.findViewById(R.id.abs__title); + titleView.setText(mContext.getString( + R.string.abs__activity_chooser_view_see_all)); + } + return convertView; + case ITEM_VIEW_TYPE_ACTIVITY: + if (convertView == null || convertView.getId() != R.id.abs__list_item) { + convertView = LayoutInflater.from(getContext()).inflate( + R.layout.abs__activity_chooser_view_list_item, parent, false); + } + PackageManager packageManager = mContext.getPackageManager(); + // Set the icon + ImageView iconView = (ImageView) convertView.findViewById(R.id.abs__icon); + ResolveInfo activity = (ResolveInfo) getItem(position); + iconView.setImageDrawable(activity.loadIcon(packageManager)); + // Set the title. + TextView titleView = (TextView) convertView.findViewById(R.id.abs__title); + titleView.setText(activity.loadLabel(packageManager)); + if (IS_HONEYCOMB) { + // Highlight the default. + if (mShowDefaultActivity && position == 0 && mHighlightDefaultActivity) { + SetActivated.invoke(convertView, true); + } else { + SetActivated.invoke(convertView, false); + } + } + return convertView; + default: + throw new IllegalArgumentException(); + } + } + + public int measureContentWidth() { + // The user may have specified some of the target not to be shown but we + // want to measure all of them since after expansion they should fit. + final int oldMaxActivityCount = mMaxActivityCount; + mMaxActivityCount = MAX_ACTIVITY_COUNT_UNLIMITED; + + int contentWidth = 0; + View itemView = null; + + final int widthMeasureSpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED); + final int heightMeasureSpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED); + final int count = getCount(); + + for (int i = 0; i < count; i++) { + itemView = getView(i, itemView, null); + itemView.measure(widthMeasureSpec, heightMeasureSpec); + contentWidth = Math.max(contentWidth, itemView.getMeasuredWidth()); + } + + mMaxActivityCount = oldMaxActivityCount; + + return contentWidth; + } + + public void setMaxActivityCount(int maxActivityCount) { + if (mMaxActivityCount != maxActivityCount) { + mMaxActivityCount = maxActivityCount; + notifyDataSetChanged(); + } + } + + public ResolveInfo getDefaultActivity() { + return mDataModel.getDefaultActivity(); + } + + public void setShowFooterView(boolean showFooterView) { + if (mShowFooterView != showFooterView) { + mShowFooterView = showFooterView; + notifyDataSetChanged(); + } + } + + public int getActivityCount() { + return mDataModel.getActivityCount(); + } + + public int getHistorySize() { + return mDataModel.getHistorySize(); + } + + public int getMaxActivityCount() { + return mMaxActivityCount; + } + + public ActivityChooserModel getDataModel() { + return mDataModel; + } + + public void setShowDefaultActivity(boolean showDefaultActivity, + boolean highlightDefaultActivity) { + if (mShowDefaultActivity != showDefaultActivity + || mHighlightDefaultActivity != highlightDefaultActivity) { + mShowDefaultActivity = showDefaultActivity; + mHighlightDefaultActivity = highlightDefaultActivity; + notifyDataSetChanged(); + } + } + + public boolean getShowDefaultActivity() { + return mShowDefaultActivity; + } + } +} |