1/* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.support.v7.widget; 18 19import android.support.v7.internal.app.WindowCallback; 20import android.support.v7.view.ActionMode; 21import android.view.Menu; 22import android.view.MenuItem; 23import android.view.View; 24 25/** 26 * A simple decorator stub for WindowCallback that passes through any calls 27 * to the wrapped instance as a base implementation. Call super.foo() to call into 28 * the wrapped callback for any subclasses. 29 * 30 * @hide for internal use 31 */ 32public class WindowCallbackWrapper implements WindowCallback { 33 private WindowCallback mWrapped; 34 35 public WindowCallbackWrapper(WindowCallback wrapped) { 36 if (wrapped == null) { 37 throw new IllegalArgumentException("Window callback may not be null"); 38 } 39 mWrapped = wrapped; 40 } 41 42 @Override 43 public boolean onMenuItemSelected(int featureId, MenuItem menuItem) { 44 return mWrapped.onMenuItemSelected(featureId, menuItem); 45 } 46 47 @Override 48 public boolean onCreatePanelMenu(int featureId, Menu menu) { 49 return mWrapped.onCreatePanelMenu(featureId, menu); 50 } 51 52 @Override 53 public boolean onPreparePanel(int featureId, View menuView, Menu menu) { 54 return mWrapped.onPreparePanel(featureId, menuView, menu); 55 } 56 57 @Override 58 public void onPanelClosed(int featureId, Menu menu) { 59 mWrapped.onPanelClosed(featureId, menu); 60 } 61 62 @Override 63 public boolean onMenuOpened(int featureId, Menu menu) { 64 return mWrapped.onMenuOpened(featureId, menu); 65 } 66 67 @Override 68 public ActionMode startActionMode(ActionMode.Callback callback) { 69 return mWrapped.startActionMode(callback); 70 } 71 72 @Override 73 public View onCreatePanelView(int featureId) { 74 return mWrapped.onCreatePanelView(featureId); 75 } 76} 77