1 /*
2  * Copyright (C) 2014 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.volume;
18 
19 import android.content.res.Configuration;
20 import android.os.Handler;
21 import android.util.Log;
22 
23 import com.android.systemui.R;
24 import com.android.systemui.SystemUI;
25 import com.android.systemui.qs.tiles.DndTile;
26 import com.android.systemui.statusbar.policy.ZenModeController;
27 import com.android.systemui.statusbar.policy.ZenModeControllerImpl;
28 
29 import java.io.FileDescriptor;
30 import java.io.PrintWriter;
31 
32 public class VolumeUI extends SystemUI {
33     private static final String TAG = "VolumeUI";
34     private static boolean LOGD = Log.isLoggable(TAG, Log.DEBUG);
35 
36     private final Handler mHandler = new Handler();
37 
38     private boolean mEnabled;
39     private VolumeDialogComponent mVolumeComponent;
40 
41     @Override
start()42     public void start() {
43         boolean enableVolumeUi = mContext.getResources().getBoolean(R.bool.enable_volume_ui);
44         boolean enableSafetyWarning =
45             mContext.getResources().getBoolean(R.bool.enable_safety_warning);
46         mEnabled = enableVolumeUi || enableSafetyWarning;
47         if (!mEnabled) return;
48         mVolumeComponent = new VolumeDialogComponent(this, mContext, null);
49         mVolumeComponent.setEnableDialogs(enableVolumeUi, enableSafetyWarning);
50         putComponent(VolumeComponent.class, getVolumeComponent());
51         setDefaultVolumeController();
52     }
53 
getVolumeComponent()54     private VolumeComponent getVolumeComponent() {
55         return mVolumeComponent;
56     }
57 
58     @Override
onConfigurationChanged(Configuration newConfig)59     protected void onConfigurationChanged(Configuration newConfig) {
60         super.onConfigurationChanged(newConfig);
61         if (!mEnabled) return;
62         getVolumeComponent().onConfigurationChanged(newConfig);
63     }
64 
65     @Override
dump(FileDescriptor fd, PrintWriter pw, String[] args)66     public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
67         pw.print("mEnabled="); pw.println(mEnabled);
68         if (!mEnabled) return;
69         getVolumeComponent().dump(fd, pw, args);
70     }
71 
setDefaultVolumeController()72     private void setDefaultVolumeController() {
73         DndTile.setVisible(mContext, true);
74         if (LOGD) Log.d(TAG, "Registering default volume controller");
75         getVolumeComponent().register();
76     }
77 }
78