/**
* 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;
}
/**
* Instantiates this menu item.
*
* @param menu
* @param group Item ordering grouping control. The item will be added after all other items whose
* order is <= this number, and before any that are larger than it. This can also be used to
* define groups of items for batch state changes. Normally use 0.
* @param id Unique item ID. Use 0 if you do not need a unique ID.
* @param categoryOrder The ordering for this item.
* @param title The text to display for the item.
*/
MenuItemImpl(
MenuBuilder menu,
int group,
int id,
int categoryOrder,
int ordering,
CharSequence title,
int showAsAction) {
String lang = menu.getContext().getResources().getConfiguration().locale.toString();
if (sPrependShortcutLabel == null || !lang.equals(sLanguage)) {
sLanguage = lang;
// This is instantiated from the UI thread, so no chance of sync issues
sPrependShortcutLabel =
menu.getContext()
.getResources()
.getString(com.android.internal.R.string.prepend_shortcut_label);
sEnterShortcutLabel =
menu.getContext()
.getResources()
.getString(com.android.internal.R.string.menu_enter_shortcut_label);
sDeleteShortcutLabel =
menu.getContext()
.getResources()
.getString(com.android.internal.R.string.menu_delete_shortcut_label);
sSpaceShortcutLabel =
menu.getContext()
.getResources()
.getString(com.android.internal.R.string.menu_space_shortcut_label);
}
mMenu = menu;
mId = id;
mGroup = group;
mCategoryOrder = categoryOrder;
mOrdering = ordering;
mTitle = title;
mShowAsAction = showAsAction;
}
public Drawable getIcon() {
if (mIconDrawable != null) {
return mIconDrawable;
}
if (mIconResId != NO_ICON) {
Drawable icon = mMenu.getContext().getDrawable(mIconResId);
mIconResId = NO_ICON;
mIconDrawable = icon;
return icon;
}
return null;
}
public MenuItem setActionView(int resId) {
final Context context = mMenu.getContext();
final LayoutInflater inflater = LayoutInflater.from(context);
setActionView(inflater.inflate(resId, new LinearLayout(context), false));
return this;
}
public MenuItem setTitle(int title) {
return setTitle(mMenu.getContext().getString(title));
}
