1 /* 2 * Copyright (C) 2011 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 17 package com.android.server.wm; 18 19 import android.view.WindowManagerPolicy.StartingSurface; 20 21 /** 22 * Represents the model about how a starting window should be constructed. 23 */ 24 public abstract class StartingData { 25 26 protected final WindowManagerService mService; 27 28 protected StartingData(WindowManagerService service) { 29 mService = service; 30 } 31 32 /** 33 * Creates the actual starting window surface. DO NOT HOLD THE WINDOW MANAGER LOCK WHEN CALLING 34 * THIS METHOD. 35 * 36 * @param atoken the app to add the starting window to 37 * @return a class implementing {@link StartingSurface} for easy removal with 38 * {@link StartingSurface#remove} 39 */ 40 abstract StartingSurface createStartingSurface(AppWindowToken atoken); 41 }