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      1 /*
      2  * Copyright (C) 2016 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.policy;
     18 
     19 import static com.android.server.policy.PhoneWindowManager.DEBUG_SPLASH_SCREEN;
     20 
     21 import android.os.Debug;
     22 import android.os.IBinder;
     23 import android.util.Slog;
     24 import android.view.View;
     25 import android.view.WindowManager;
     26 
     27 import com.android.internal.policy.DecorView;
     28 import com.android.internal.policy.PhoneWindow;
     29 import com.android.server.policy.WindowManagerPolicy.StartingSurface;
     30 
     31 /**
     32  * Holds the contents of a splash screen starting window, i.e. the {@link DecorView} of a
     33  * {@link PhoneWindow}. This is just a wrapper such that we can return it from
     34  * {@link WindowManagerPolicy#addSplashScreen}.
     35  */
     36 class SplashScreenSurface implements StartingSurface {
     37 
     38     private static final String TAG = PhoneWindowManager.TAG;
     39     private final View mView;
     40     private final IBinder mAppToken;
     41 
     42     SplashScreenSurface(View view, IBinder appToken) {
     43         mView = view;
     44         mAppToken = appToken;
     45     }
     46 
     47     @Override
     48     public void remove() {
     49         if (DEBUG_SPLASH_SCREEN) Slog.v(TAG, "Removing splash screen window for " + mAppToken + ": "
     50                         + this + " Callers=" + Debug.getCallers(4));
     51 
     52         final WindowManager wm = mView.getContext().getSystemService(WindowManager.class);
     53         wm.removeView(mView);
     54     }
     55 }
     56