| /* |
| * Copyright (C) 2006 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.android.internal.view.menu; |
| |
| |
| import android.content.Context; |
| import android.content.res.TypedArray; |
| import android.util.AttributeSet; |
| import android.view.View; |
| import android.widget.AdapterView; |
| import android.widget.BaseAdapter; |
| import android.widget.ListAdapter; |
| import android.widget.ListView; |
| import android.widget.AdapterView.OnItemClickListener; |
| |
| import com.android.internal.view.menu.MenuBuilder.ItemInvoker; |
| |
| /** |
| * The expanded menu view is a list-like menu with all of the available menu items. It is opened |
| * by the user clicking no the 'More' button on the icon menu view. |
| */ |
| public final class ExpandedMenuView extends ListView implements ItemInvoker, MenuView, OnItemClickListener { |
| private MenuBuilder mMenu; |
| |
| /** Default animations for this menu */ |
| private int mAnimations; |
| |
| /** |
| * Instantiates the ExpandedMenuView that is linked with the provided MenuBuilder. |
| * @param menu The model for the menu which this MenuView will display |
| */ |
| public ExpandedMenuView(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| |
| TypedArray a = context.obtainStyledAttributes(attrs, com.android.internal.R.styleable.MenuView, 0, 0); |
| mAnimations = a.getResourceId(com.android.internal.R.styleable.MenuView_windowAnimationStyle, 0); |
| a.recycle(); |
| |
| setOnItemClickListener(this); |
| } |
| |
| public void initialize(MenuBuilder menu, int menuType) { |
| mMenu = menu; |
| |
| setAdapter(menu.new MenuAdapter(menuType)); |
| } |
| |
| public void updateChildren(boolean cleared) { |
| ListAdapter adapter = getAdapter(); |
| // Tell adapter of the change, it will notify the mListView |
| if (adapter != null) { |
| if (cleared) { |
| ((BaseAdapter)adapter).notifyDataSetInvalidated(); |
| } |
| else { |
| ((BaseAdapter)adapter).notifyDataSetChanged(); |
| } |
| } |
| } |
| |
| @Override |
| protected void onDetachedFromWindow() { |
| super.onDetachedFromWindow(); |
| |
| // Clear the cached bitmaps of children |
| setChildrenDrawingCacheEnabled(false); |
| } |
| |
| public boolean invokeItem(MenuItemImpl item) { |
| return mMenu.performItemAction(item, 0); |
| } |
| |
| public void onItemClick(AdapterView parent, View v, int position, long id) { |
| invokeItem((MenuItemImpl) getAdapter().getItem(position)); |
| } |
| |
| public int getWindowAnimations() { |
| return mAnimations; |
| } |
| |
| } |