126 lines
3.7 KiB
Java
126 lines
3.7 KiB
Java
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.support.v7.internal.view.menu;
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import android.content.Context;
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import android.support.v4.internal.view.SupportMenuItem;
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import android.support.v4.internal.view.SupportSubMenu;
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import android.support.v4.util.ArrayMap;
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import android.view.MenuItem;
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import android.view.SubMenu;
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import java.util.Iterator;
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import java.util.Map;
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abstract class BaseMenuWrapper<T> extends BaseWrapper<T> {
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final Context mContext;
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private Map<SupportMenuItem, MenuItem> mMenuItems;
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private Map<SupportSubMenu, SubMenu> mSubMenus;
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BaseMenuWrapper(Context context, T object) {
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super(object);
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mContext = context;
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}
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final MenuItem getMenuItemWrapper(final MenuItem menuItem) {
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if (menuItem instanceof SupportMenuItem) {
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final SupportMenuItem supportMenuItem = (SupportMenuItem) menuItem;
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// Instantiate Map if null
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if (mMenuItems == null) {
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mMenuItems = new ArrayMap<>();
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}
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// First check if we already have a wrapper for this item
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MenuItem wrappedItem = mMenuItems.get(menuItem);
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if (null == wrappedItem) {
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// ... if not, create one and add it to our map
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wrappedItem = MenuWrapperFactory.wrapSupportMenuItem(mContext, supportMenuItem);
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mMenuItems.put(supportMenuItem, wrappedItem);
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}
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return wrappedItem;
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}
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return menuItem;
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}
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final SubMenu getSubMenuWrapper(final SubMenu subMenu) {
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if (subMenu instanceof SupportSubMenu) {
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final SupportSubMenu supportSubMenu = (SupportSubMenu) subMenu;
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// Instantiate Map if null
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if (mSubMenus == null) {
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mSubMenus = new ArrayMap<>();
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}
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SubMenu wrappedMenu = mSubMenus.get(supportSubMenu);
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if (null == wrappedMenu) {
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wrappedMenu = MenuWrapperFactory.wrapSupportSubMenu(mContext, supportSubMenu);
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mSubMenus.put(supportSubMenu, wrappedMenu);
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}
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return wrappedMenu;
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}
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return subMenu;
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}
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final void internalClear() {
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if (mMenuItems != null) {
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mMenuItems.clear();
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}
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if (mSubMenus != null) {
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mSubMenus.clear();
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}
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}
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final void internalRemoveGroup(final int groupId) {
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if (mMenuItems == null) {
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return;
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}
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Iterator<SupportMenuItem> iterator = mMenuItems.keySet().iterator();
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android.view.MenuItem menuItem;
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while (iterator.hasNext()) {
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menuItem = iterator.next();
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if (groupId == menuItem.getGroupId()) {
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iterator.remove();
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}
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}
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}
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final void internalRemoveItem(final int id) {
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if (mMenuItems == null) {
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return;
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}
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Iterator<SupportMenuItem> iterator = mMenuItems.keySet().iterator();
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android.view.MenuItem menuItem;
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while (iterator.hasNext()) {
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menuItem = iterator.next();
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if (id == menuItem.getItemId()) {
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iterator.remove();
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break;
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}
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}
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}
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}
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