/**
* Invokes the item by calling various listeners or callbacks.
*
* @return true if the invocation was handled, false otherwise
*/
public boolean invoke() {
if (mClickListener != null && mClickListener.onMenuItemClick(this)) {
return true;
}
if (mMenu.dispatchMenuItemSelected(mMenu.getRootMenu(), this)) {
return true;
}
if (mItemCallback != null) {
mItemCallback.run();
return true;
}
if (mIntent != null) {
try {
mMenu.getContext().startActivity(mIntent);
return true;
} catch (ActivityNotFoundException e) {
Log.e(TAG, "Can't find activity to handle intent; ignoring", e);
}
}
if (mActionProvider != null && mActionProvider.onPerformDefaultAction()) {
return true;
}
return false;
}
private void configPresenters(MenuBuilder builder) {
if (builder != null) {
builder.addMenuPresenter(mActionMenuPresenter);
builder.addMenuPresenter(mExpandedMenuPresenter);
} else {
mActionMenuPresenter.initForMenu(mContext, null);
mExpandedMenuPresenter.initForMenu(mContext, null);
mActionMenuPresenter.updateMenuView(true);
mExpandedMenuPresenter.updateMenuView(true);
}
}
public MenuItem setIcon(Drawable icon) {
mIconResId = NO_ICON;
mIconDrawable = icon;
mMenu.onItemsChanged(false);
return this;
}
@Override
public boolean dispatchPrepareOptionsMenu(android.view.Menu menu) {
if (DEBUG) Log.d(TAG, "[dispatchPrepareOptionsMenu] android.view.Menu: " + menu);
if (mActionMode != null) {
return false;
}
mMenuIsPrepared = false;
if (!preparePanel()) {
return false;
}
if (isReservingOverflow()) {
return false;
}
if (mNativeItemMap == null) {
mNativeItemMap = new HashMap<android.view.MenuItem, MenuItemImpl>();
} else {
mNativeItemMap.clear();
}
if (mMenu == null) {
return false;
}
boolean result = mMenu.bindNativeOverflow(menu, this, mNativeItemMap);
if (DEBUG) Log.d(TAG, "[dispatchPrepareOptionsMenu] returning " + result);
return result;
}
void setCheckedInt(boolean checked) {
final int oldFlags = mFlags;
mFlags = (mFlags & ~CHECKED) | (checked ? CHECKED : 0);
if (oldFlags != mFlags) {
mMenu.onItemsChanged(false);
}
}
public boolean expandActionView()
{
while ((mShowAsAction & 8) == 0 || mActionView == null || mOnActionExpandListener != null && !mOnActionExpandListener.onMenuItemActionExpand(this))
{
return false;
}
return mMenu.expandItemActionView(this);
}
public MenuItem setShortcut(char numericChar, char alphaChar) {
mShortcutNumericChar = numericChar;
mShortcutAlphabeticChar = Character.toLowerCase(alphaChar);
mMenu.onItemsChanged(false);
return this;
}
@Override
public void dispatchSaveInstanceState(Bundle outState) {
if (mMenu != null) {
mMenuFrozenActionViewState = new Bundle();
mMenu.saveActionViewStates(mMenuFrozenActionViewState);
}
outState.putParcelable(PANELS_TAG, mMenuFrozenActionViewState);
}
@Override
public void initForMenu(Context context, MenuBuilder menu) {
// Clear the expanded action view when menus change.
if (mMenu != null && mCurrentExpandedItem != null) {
mMenu.collapseItemActionView(mCurrentExpandedItem);
}
mMenu = menu;
}
public PopupMenu(Context context, View anchor) {
mContext = context;
mMenu = new MenuBuilder(context);
mMenu.setCallback(this);
mAnchor = anchor;
mPopup = new PopupMenuHelper(context, mMenu, mAnchor);
mPopup.setCallback(this);
}
public MenuItem setCheckable(boolean checkable) {
final int oldFlags = mFlags;
mFlags = (mFlags & ~CHECKABLE) | (checkable ? CHECKABLE : 0);
if (oldFlags != mFlags) {
mMenu.onItemsChanged(false);
}
return this;
}
public MenuItem setIcon(int iconResId) {
mIconDrawable = null;
mIconResId = iconResId;
// If we have a view, we need to push the Drawable to them
mMenu.onItemsChanged(false);
return this;
}
public MenuItem setActionView(View view) {
mActionView = view;
mActionProvider = null;
if (view != null && view.getId() == View.NO_ID && mId > 0) {
view.setId(mId);
}
mMenu.onItemActionRequestChanged(this);
return this;
}
public MenuItem setVisible(boolean shown) {
// Try to set the shown state to the given state. If the shown state was changed
// (i.e. the previous state isn't the same as given state), notify the parent menu that
// the shown state has changed for this item
if (setVisibleInt(shown)) {
mMenu.onItemVisibleChanged(this);
}
return this;
}
char getShortcut()
{
if (mMenu.isQwertyMode())
{
return mShortcutAlphabeticChar;
} else
{
return mShortcutNumericChar;
}
}
public MenuItem setChecked(boolean checked) {
if ((mFlags & EXCLUSIVE) != 0) {
// Call the method on the Menu since it knows about the others in this
// exclusive checkable group
mMenu.setExclusiveItemChecked(this);
} else {
setCheckedInt(checked);
}
return this;
}
public MenuItem setNumericShortcut(char numericChar) {
if (mShortcutNumericChar == numericChar) {
return this;
}
mShortcutNumericChar = numericChar;
mMenu.onItemsChanged(false);
return this;
}
public Drawable getIcon() {
if (mIconDrawable != null) {
return mIconDrawable;
}
if (mIconResId != NO_ICON) {
return mMenu.getResources().getDrawable(mIconResId);
}
return null;
}
public MenuItem setTitle(CharSequence title) {
mTitle = title;
mMenu.onItemsChanged(false);
if (mSubMenu != null) {
mSubMenu.setHeaderTitle(title);
}
return this;
}
public MenuItem setEnabled(boolean enabled) {
if (enabled) {
mFlags |= ENABLED;
} else {
mFlags &= ~ENABLED;
}
mMenu.onItemsChanged(false);
return this;
}
@Override
public boolean onOpenSubMenu(MenuBuilder subMenu) {
if (subMenu == null) {
return false;
}
if (!subMenu.hasVisibleItems()) {
return true;
}
new MenuPopupHelper(mContext, subMenu, mAnchor).show();
return true;
}
public MenuItem setAlphabeticShortcut(char alphaChar) {
if (mShortcutAlphabeticChar == alphaChar) {
return this;
}
mShortcutAlphabeticChar = Character.toLowerCase(alphaChar);
mMenu.onItemsChanged(false);
return this;
}
@Override
public boolean expandActionView() {
if ((mShowAsAction & SHOW_AS_ACTION_COLLAPSE_ACTION_VIEW) == 0 || mActionView == null) {
return false;
}
if (mOnActionExpandListener == null || mOnActionExpandListener.onMenuItemActionExpand(this)) {
return mMenu.expandItemActionView(this);
}
return false;
}
public MenuItem setTitleCondensed(CharSequence title) {
mTitleCondensed = title;
// Could use getTitle() in the loop below, but just cache what it would do here
if (title == null) {
title = mTitle;
}
mMenu.onItemsChanged(false);
return this;
}
@Override
public void dispatchInvalidateOptionsMenu() {
if (DEBUG) Log.d(TAG, "[dispatchInvalidateOptionsMenu]");
Bundle savedActionViewStates = null;
if (mMenu != null) {
savedActionViewStates = new Bundle();
mMenu.saveActionViewStates(savedActionViewStates);
if (savedActionViewStates.size() > 0) {
mMenuFrozenActionViewState = savedActionViewStates;
}
// This will be started again when the panel is prepared.
mMenu.stopDispatchingItemsChanged();
mMenu.clear();
}
mMenuRefreshContent = true;
// Prepare the options panel if we have an action bar
if (wActionBar != null) {
mMenuIsPrepared = false;
preparePanel();
}
}
@Override
public void updateMenuView(boolean cleared) {
// Make sure the expanded item we have is still there.
if (mCurrentExpandedItem != null) {
boolean found = false;
if (mMenu != null) {
final int count = mMenu.size();
for (int i = 0; i < count; i++) {
final MenuItem item = mMenu.getItem(i);
if (item == mCurrentExpandedItem) {
found = true;
break;
}
}
}
if (!found) {
// The item we had expanded disappeared. Collapse.
collapseItemActionView(mMenu, mCurrentExpandedItem);
}
}
}
public boolean collapseActionView()
{
if ((mShowAsAction & 8) != 0)
{
if (mActionView == null)
{
return true;
}
if (mOnActionExpandListener == null || mOnActionExpandListener.onMenuItemActionCollapse(this))
{
return mMenu.collapseItemActionView(this);
}
}
return false;
}
@Override
public boolean collapseActionView() {
if ((mShowAsAction & SHOW_AS_ACTION_COLLAPSE_ACTION_VIEW) == 0) {
return false;
}
if (mActionView == null) {
// We're already collapsed if we have no action view.
return true;
}
if (mOnActionExpandListener == null || mOnActionExpandListener.onMenuItemActionCollapse(this)) {
return mMenu.collapseItemActionView(this);
}
return false;
}
public void setShowAsAction(int actionEnum) {
switch (actionEnum & SHOW_AS_ACTION_MASK) {
case SHOW_AS_ACTION_ALWAYS:
case SHOW_AS_ACTION_IF_ROOM:
case SHOW_AS_ACTION_NEVER:
// Looks good!
break;
default:
// Mutually exclusive options selected!
throw new IllegalArgumentException(
"SHOW_AS_ACTION_ALWAYS, SHOW_AS_ACTION_IF_ROOM,"
+ " and SHOW_AS_ACTION_NEVER are mutually exclusive.");
}
mShowAsAction = actionEnum;
mMenu.onItemActionRequestChanged(this);
}
@Override
public void onRestoreInstanceState(Parcelable p) {
SavedState state = (SavedState) p;
super.onRestoreInstanceState(state.getSuperState());
if (state.expandedMenuItemId != 0 && mExpandedMenuPresenter != null && mOptionsMenu != null) {
final MenuItem item = mOptionsMenu.findItem(state.expandedMenuItemId);
if (item != null) {
item.expandActionView();
}
}
if (state.isOverflowOpen) {
postShowOverflowMenu();
}
}
