/**
* Notifies the menu that the contents of the menu item specified by {@code menuRowId} have
* changed. This should be called if icons, titles, etc. are changing for a particular menu item
* while the menu is open.
*
* @param menuRowId The id of the menu item to change. This must be a row id and not a child id.
*/
public void menuItemContentChanged(int menuRowId) {
// Make sure we have all the valid state objects we need.
if (mAdapter == null || mMenu == null || mPopup == null || mPopup.getListView() == null) {
return;
}
// Calculate the item index.
int index = -1;
int menuSize = mMenu.size();
for (int i = 0; i < menuSize; i++) {
if (mMenu.getItem(i).getItemId() == menuRowId) {
index = i;
break;
}
}
if (index == -1) return;
// Check if the item is visible.
ListView list = mPopup.getListView();
int startIndex = list.getFirstVisiblePosition();
int endIndex = list.getLastVisiblePosition();
if (index < startIndex || index > endIndex) return;
// Grab the correct View.
View view = list.getChildAt(index - startIndex);
if (view == null) return;
// Cause the Adapter to re-populate the View.
list.getAdapter().getView(index, view, list);
}
@Override
public void onClick(View v) {
if (UiClosables.closeQuietly(mPopup)) {
return;
}
mAdapter =
new GroupMembershipAdapter<GroupSelectionItem>(
getContext(), R.layout.group_membership_list_item);
mGroupMetaData.moveToPosition(-1);
while (mGroupMetaData.moveToNext()) {
String accountName = mGroupMetaData.getString(GroupMetaDataLoader.ACCOUNT_NAME);
String accountType = mGroupMetaData.getString(GroupMetaDataLoader.ACCOUNT_TYPE);
String dataSet = mGroupMetaData.getString(GroupMetaDataLoader.DATA_SET);
if (accountName.equals(mAccountName)
&& accountType.equals(mAccountType)
&& Objects.equal(dataSet, mDataSet)) {
long groupId = mGroupMetaData.getLong(GroupMetaDataLoader.GROUP_ID);
if (groupId != mFavoritesGroupId && (groupId != mDefaultGroupId || mDefaultGroupVisible)) {
String title = mGroupMetaData.getString(GroupMetaDataLoader.TITLE);
boolean checked = hasMembership(groupId);
mAdapter.add(new GroupSelectionItem(groupId, title, checked));
}
}
}
mAdapter.add(
new GroupSelectionItem(
CREATE_NEW_GROUP_GROUP_ID,
getContext().getString(R.string.create_group_item_label),
false));
mPopup = new ListPopupWindow(getContext(), null);
mPopup.setAnchorView(mGroupList);
mPopup.setAdapter(mAdapter);
mPopup.setModal(true);
mPopup.setInputMethodMode(ListPopupWindow.INPUT_METHOD_NOT_NEEDED);
mPopup.show();
ListView listView = mPopup.getListView();
listView.setChoiceMode(ListView.CHOICE_MODE_MULTIPLE);
listView.setOverScrollMode(OVER_SCROLL_ALWAYS);
int count = mAdapter.getCount();
for (int i = 0; i < count; i++) {
listView.setItemChecked(i, mAdapter.getItem(i).isChecked());
}
listView.setOnItemClickListener(this);
}
@Override
public boolean onKey(View v, int keyCode, KeyEvent event) {
if (mPopup == null || mPopup.getListView() == null) return false;
if (event.getKeyCode() == KeyEvent.KEYCODE_MENU) {
if (event.getAction() == KeyEvent.ACTION_DOWN && event.getRepeatCount() == 0) {
event.startTracking();
v.getKeyDispatcherState().startTracking(event, this);
return true;
} else if (event.getAction() == KeyEvent.ACTION_UP) {
v.getKeyDispatcherState().handleUpEvent(event);
if (event.isTracking() && !event.isCanceled()) {
dismiss();
return true;
}
}
}
return false;
}
public void setGroupMetaData(Cursor groupMetaData) {
this.mGroupMetaData = groupMetaData;
updateView();
// Open up the list of groups if a new group was just created.
if (mCreatedNewGroup) {
mCreatedNewGroup = false;
onClick(this); // This causes the popup to open.
if (mPopup != null) {
// Ensure that the newly created group is checked.
int position = mAdapter.getCount() - 2;
ListView listView = mPopup.getListView();
if (!listView.isItemChecked(position)) {
// Newly created group is not checked, so check it.
listView.setItemChecked(position, true);
onItemClick(listView, null, position, listView.getItemIdAtPosition(position));
}
}
}
}
private void runMenuItemEnterAnimations() {
mMenuItemEnterAnimator = new AnimatorSet();
AnimatorSet.Builder builder = null;
ViewGroup list = mPopup.getListView();
for (int i = 0; i < list.getChildCount(); i++) {
View view = list.getChildAt(i);
Object animatorObject = view.getTag(R.id.menu_item_enter_anim_id);
if (animatorObject != null) {
if (builder == null) {
builder = mMenuItemEnterAnimator.play((Animator) animatorObject);
} else {
builder.with((Animator) animatorObject);
}
}
}
mMenuItemEnterAnimator.addListener(mAnimationHistogramRecorder);
mMenuItemEnterAnimator.start();
}
/**
* Creates and shows the app menu anchored to the specified view.
*
* @param context The context of the AppMenu (ensure the proper theme is set on this context).
* @param anchorView The anchor {@link View} of the {@link ListPopupWindow}.
* @param isByPermanentButton Whether or not permanent hardware button triggered it. (oppose to
* software button or keyboard).
* @param screenRotation Current device screen rotation.
* @param visibleDisplayFrame The display area rect in which AppMenu is supposed to fit in.
* @param screenHeight Current device screen height.
* @param footerResourceId The resource id for a view to add to the end of the menu list. Can be 0
* if no such view is required.
*/
void show(
Context context,
View anchorView,
boolean isByPermanentButton,
int screenRotation,
Rect visibleDisplayFrame,
int screenHeight,
int footerResourceId) {
mPopup = new ListPopupWindow(context, null, android.R.attr.popupMenuStyle);
mPopup.setModal(true);
mPopup.setAnchorView(anchorView);
mPopup.setInputMethodMode(PopupWindow.INPUT_METHOD_NOT_NEEDED);
int footerHeight = 0;
if (footerResourceId != 0) {
mPopup.setPromptPosition(ListPopupWindow.POSITION_PROMPT_BELOW);
View promptView = LayoutInflater.from(context).inflate(footerResourceId, null);
mPopup.setPromptView(promptView);
int measureSpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
promptView.measure(measureSpec, measureSpec);
footerHeight = promptView.getMeasuredHeight();
}
mPopup.setOnDismissListener(
new OnDismissListener() {
@Override
public void onDismiss() {
if (mPopup.getAnchorView() instanceof ImageButton) {
((ImageButton) mPopup.getAnchorView()).setSelected(false);
}
if (mMenuItemEnterAnimator != null) mMenuItemEnterAnimator.cancel();
mHandler.appMenuDismissed();
mHandler.onMenuVisibilityChanged(false);
}
});
// Some OEMs don't actually let us change the background... but they still return the
// padding of the new background, which breaks the menu height. If we still have a
// drawable here even though our style says @null we should use this padding instead...
Drawable originalBgDrawable = mPopup.getBackground();
// Need to explicitly set the background here. Relying on it being set in the style caused
// an incorrectly drawn background.
if (isByPermanentButton) {
mPopup.setBackgroundDrawable(
ApiCompatibilityUtils.getDrawable(context.getResources(), R.drawable.menu_bg));
} else {
mPopup.setBackgroundDrawable(
ApiCompatibilityUtils.getDrawable(context.getResources(), R.drawable.edge_menu_bg));
mPopup.setAnimationStyle(R.style.OverflowMenuAnim);
}
// Turn off window animations for low end devices, and on Android M, which has built-in menu
// animations.
if (SysUtils.isLowEndDevice() || Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
mPopup.setAnimationStyle(0);
}
Rect bgPadding = new Rect();
mPopup.getBackground().getPadding(bgPadding);
int popupWidth =
context.getResources().getDimensionPixelSize(R.dimen.menu_width)
+ bgPadding.left
+ bgPadding.right;
mPopup.setWidth(popupWidth);
mCurrentScreenRotation = screenRotation;
mIsByPermanentButton = isByPermanentButton;
// Extract visible items from the Menu.
int numItems = mMenu.size();
List<MenuItem> menuItems = new ArrayList<MenuItem>();
for (int i = 0; i < numItems; ++i) {
MenuItem item = mMenu.getItem(i);
if (item.isVisible()) {
menuItems.add(item);
}
}
Rect sizingPadding = new Rect(bgPadding);
if (isByPermanentButton && originalBgDrawable != null) {
Rect originalPadding = new Rect();
originalBgDrawable.getPadding(originalPadding);
sizingPadding.top = originalPadding.top;
sizingPadding.bottom = originalPadding.bottom;
}
// A List adapter for visible items in the Menu. The first row is added as a header to the
// list view.
mAdapter = new AppMenuAdapter(this, menuItems, LayoutInflater.from(context));
mPopup.setAdapter(mAdapter);
setMenuHeight(menuItems.size(), visibleDisplayFrame, screenHeight, sizingPadding, footerHeight);
setPopupOffset(mPopup, mCurrentScreenRotation, visibleDisplayFrame, sizingPadding);
mPopup.setOnItemClickListener(this);
mPopup.show();
mPopup.getListView().setItemsCanFocus(true);
mPopup.getListView().setOnKeyListener(this);
mHandler.onMenuVisibilityChanged(true);
if (mVerticalFadeDistance > 0) {
mPopup.getListView().setVerticalFadingEdgeEnabled(true);
mPopup.getListView().setFadingEdgeLength(mVerticalFadeDistance);
}
// Don't animate the menu items for low end devices.
if (!SysUtils.isLowEndDevice() && Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
mPopup
.getListView()
.addOnLayoutChangeListener(
new View.OnLayoutChangeListener() {
@Override
public void onLayoutChange(
View v,
int left,
int top,
int right,
int bottom,
int oldLeft,
int oldTop,
int oldRight,
int oldBottom) {
mPopup.getListView().removeOnLayoutChangeListener(this);
runMenuItemEnterAnimations();
}
});
}
}