content: /*
   * Copyright (C) 2011 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.server.wm;
  
  import com.android.server.policy.WindowManagerPolicy.StartingSurface;
  
  /**
   * Represents the model about how a starting window should be constructed.
   */
  public abstract class StartingData {
  
      protected final WindowManagerService mService;
  
      protected StartingData(WindowManagerService service) {
          mService = service;
      }
  
      /**
       * Creates the actual starting window surface. DO NOT HOLD THE WINDOW MANAGER LOCK WHEN CALLING
       * THIS METHOD.
       *
       * @param atoken the app to add the starting window to
       * @return a class implementing {@link StartingSurface} for easy removal with
       *         {@link StartingSurface#remove}
       */
      abstract StartingSurface createStartingSurface(AppWindowToken atoken);
  }