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      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.systemui.screenshot;
     18 
     19 import android.app.Service;
     20 import android.content.Intent;
     21 import android.os.Handler;
     22 import android.os.IBinder;
     23 import android.os.Message;
     24 import android.os.Messenger;
     25 import android.os.RemoteException;
     26 
     27 public class TakeScreenshotService extends Service {
     28     private static final String TAG = "TakeScreenshotService";
     29 
     30     private static GlobalScreenshot mScreenshot;
     31 
     32     private Handler mHandler = new Handler() {
     33         @Override
     34         public void handleMessage(Message msg) {
     35             switch (msg.what) {
     36                 case 1:
     37                     final Messenger callback = msg.replyTo;
     38                     if (mScreenshot == null) {
     39                         mScreenshot = new GlobalScreenshot(TakeScreenshotService.this);
     40                     }
     41                     mScreenshot.takeScreenshot(new Runnable() {
     42                         @Override public void run() {
     43                             Message reply = Message.obtain(null, 1);
     44                             try {
     45                                 callback.send(reply);
     46                             } catch (RemoteException e) {
     47                             }
     48                         }
     49                     }, msg.arg1 > 0, msg.arg2 > 0);
     50             }
     51         }
     52     };
     53 
     54     @Override
     55     public IBinder onBind(Intent intent) {
     56         return new Messenger(mHandler).getBinder();
     57     }
     58 }
     59