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      1 /*
      2  * Copyright (C) 2012 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 android.taskswitching.appb;
     18 
     19 import android.app.ListActivity;
     20 import android.content.Intent;
     21 import android.os.Bundle;
     22 import android.os.Handler;
     23 import android.view.WindowManager;
     24 import android.widget.ArrayAdapter;
     25 import android.widget.ListView;
     26 
     27 /**
     28  * Simple activity to notify completion via broadcast after onResume.
     29  * This is for measuring taskswitching time between two apps.
     30  */
     31 public class AppBActivity extends ListActivity {
     32     static final String TAG = "AppBActivity";
     33     private static final int NUMBER_ELEMENTS = 1000;
     34     private static final String TASKSWITCHING_INTENT = "android.taskswitching.appb";
     35     private Handler mHandler;
     36 
     37     private String[] mItems = new String[NUMBER_ELEMENTS];
     38 
     39     @Override
     40     public void onCreate(Bundle icicle) {
     41         super.onCreate(icicle);
     42         getWindow().addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);
     43         for (int i = 0; i < NUMBER_ELEMENTS; i++) {
     44             mItems[i] = "B" + Integer.toString(i);
     45         }
     46         setListAdapter(new ArrayAdapter<String>(this,
     47                 android.R.layout.simple_list_item_1, mItems));
     48         ListView view = getListView();
     49         mHandler = new Handler();
     50     }
     51 
     52     @Override
     53     public void onResume() {
     54         super.onResume();
     55         mHandler.post(new Runnable() {
     56 
     57             @Override
     58             public void run() {
     59                 Intent intent = new Intent(TASKSWITCHING_INTENT);
     60                 sendBroadcast(intent);
     61             }
     62         });
     63     }
     64 }
     65