Source code
package android.support.v7.internal.view.menu;
import android.content.Context;
import android.support.v4.internal.view.SupportMenuItem;
import android.support.v4.internal.view.SupportSubMenu;
import android.support.v4.util.ArrayMap;
import android.view.MenuItem;
import android.view.SubMenu;
import java.util.Iterator;
import java.util.Map;
abstract class BaseMenuWrapper<T> extends BaseWrapper<T> {
final Context mContext;
private Map<SupportMenuItem, MenuItem> mMenuItems;
private Map<SupportSubMenu, SubMenu> mSubMenus;
BaseMenuWrapper(Context context, T object) {
super(object);
this.mContext = context;
}
final MenuItem getMenuItemWrapper(MenuItem menuItem) {
if (!(menuItem instanceof SupportMenuItem)) {
return menuItem;
}
SupportMenuItem supportMenuItem = (SupportMenuItem) menuItem;
if (this.mMenuItems == null) {
this.mMenuItems = new ArrayMap();
}
MenuItem wrappedItem = (MenuItem) this.mMenuItems.get(menuItem);
if (wrappedItem != null) {
return wrappedItem;
}
wrappedItem = MenuWrapperFactory.wrapSupportMenuItem(this.mContext, supportMenuItem);
this.mMenuItems.put(supportMenuItem, wrappedItem);
return wrappedItem;
}
final SubMenu getSubMenuWrapper(SubMenu subMenu) {
if (!(subMenu instanceof SupportSubMenu)) {
return subMenu;
}
SupportSubMenu supportSubMenu = (SupportSubMenu) subMenu;
if (this.mSubMenus == null) {
this.mSubMenus = new ArrayMap();
}
SubMenu wrappedMenu = (SubMenu) this.mSubMenus.get(supportSubMenu);
if (wrappedMenu != null) {
return wrappedMenu;
}
wrappedMenu = MenuWrapperFactory.wrapSupportSubMenu(this.mContext, supportSubMenu);
this.mSubMenus.put(supportSubMenu, wrappedMenu);
return wrappedMenu;
}
final void internalClear() {
if (this.mMenuItems != null) {
this.mMenuItems.clear();
}
if (this.mSubMenus != null) {
this.mSubMenus.clear();
}
}
final void internalRemoveGroup(int groupId) {
if (this.mMenuItems != null) {
Iterator<SupportMenuItem> iterator = this.mMenuItems.keySet().iterator();
while (iterator.hasNext()) {
if (groupId == ((MenuItem) iterator.next()).getGroupId()) {
iterator.remove();
}
}
}
}
final void internalRemoveItem(int id) {
if (this.mMenuItems != null) {
Iterator<SupportMenuItem> iterator = this.mMenuItems.keySet().iterator();
while (iterator.hasNext()) {
if (id == ((MenuItem) iterator.next()).getItemId()) {
iterator.remove();
return;
}
}
}
}
}