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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.systemui.stackdivider;
     18 
     19 import static android.app.ITaskStackListener.FORCED_RESIZEABLE_REASON_SECONDARY_DISPLAY;
     20 import static android.app.ITaskStackListener.FORCED_RESIZEABLE_REASON_SPLIT_SCREEN;
     21 
     22 import android.annotation.Nullable;
     23 import android.app.Activity;
     24 import android.app.ActivityManager;
     25 import android.os.Bundle;
     26 import android.view.KeyEvent;
     27 import android.view.MotionEvent;
     28 import android.view.View;
     29 import android.view.View.OnTouchListener;
     30 import android.widget.TextView;
     31 
     32 import com.android.systemui.R;
     33 
     34 /**
     35  * Translucent activity that gets started on top of a task in multi-window to inform the user that
     36  * we forced the activity below to be resizable.
     37  */
     38 public class ForcedResizableInfoActivity extends Activity implements OnTouchListener {
     39 
     40     public static final String EXTRA_FORCED_RESIZEABLE_REASON = "extra_forced_resizeable_reason";
     41 
     42     private static final long DISMISS_DELAY = 2500;
     43 
     44     private final Runnable mFinishRunnable = new Runnable() {
     45         @Override
     46         public void run() {
     47             finish();
     48         }
     49     };
     50 
     51     @Override
     52     protected void onCreate(@Nullable Bundle savedInstanceState) {
     53         super.onCreate(savedInstanceState);
     54         setContentView(R.layout.forced_resizable_activity);
     55         TextView tv = (TextView) findViewById(com.android.internal.R.id.message);
     56         int reason = getIntent().getIntExtra(EXTRA_FORCED_RESIZEABLE_REASON, -1);
     57         String text;
     58         switch (reason) {
     59             case FORCED_RESIZEABLE_REASON_SPLIT_SCREEN:
     60                 text = getString(R.string.dock_forced_resizable);
     61                 break;
     62             case FORCED_RESIZEABLE_REASON_SECONDARY_DISPLAY:
     63                 text = getString(R.string.forced_resizable_secondary_display);
     64                 break;
     65             default:
     66                 throw new IllegalArgumentException("Unexpected forced resizeable reason: "
     67                         + reason);
     68         }
     69         tv.setText(text);
     70         getWindow().setTitle(text);
     71         getWindow().getDecorView().setOnTouchListener(this);
     72     }
     73 
     74     @Override
     75     protected void onStart() {
     76         super.onStart();
     77         getWindow().getDecorView().postDelayed(mFinishRunnable, DISMISS_DELAY);
     78     }
     79 
     80     @Override
     81     protected void onStop() {
     82         super.onStop();
     83         finish();
     84     }
     85 
     86     @Override
     87     public boolean onTouch(View v, MotionEvent event) {
     88         finish();
     89         return true;
     90     }
     91 
     92     @Override
     93     public boolean onKeyDown(int keyCode, KeyEvent event) {
     94         finish();
     95         return true;
     96     }
     97 
     98     @Override
     99     public void finish() {
    100         super.finish();
    101         overridePendingTransition(0, R.anim.forced_resizable_exit);
    102     }
    103 
    104     @Override
    105     public void setTaskDescription(ActivityManager.TaskDescription taskDescription) {
    106         // Do nothing
    107     }
    108 }
    109