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.settings.notification; 18 19 import android.content.Context; 20 import android.media.AudioManager; 21 22 import com.android.internal.annotations.VisibleForTesting; 23 import com.android.settings.core.lifecycle.Lifecycle; 24 import com.android.settings.notification.VolumeSeekBarPreference.Callback; 25 26 public class AlarmVolumePreferenceController extends 27 VolumeSeekBarPreferenceController { 28 29 private static final String KEY_ALARM_VOLUME = "alarm_volume"; 30 private AudioHelper mHelper; 31 AlarmVolumePreferenceController(Context context, Callback callback, Lifecycle lifecycle)32 public AlarmVolumePreferenceController(Context context, Callback callback, 33 Lifecycle lifecycle) { 34 this(context, callback, lifecycle, new AudioHelper(context)); 35 } 36 37 @VisibleForTesting AlarmVolumePreferenceController(Context context, Callback callback, Lifecycle lifecycle, AudioHelper helper)38 AlarmVolumePreferenceController(Context context, Callback callback, Lifecycle lifecycle, 39 AudioHelper helper) { 40 super(context, callback, lifecycle); 41 mHelper = helper; 42 } 43 44 @Override isAvailable()45 public boolean isAvailable() { 46 return !mHelper.isSingleVolume(); 47 } 48 49 @Override getPreferenceKey()50 public String getPreferenceKey() { 51 return KEY_ALARM_VOLUME; 52 } 53 54 @Override getAudioStream()55 public int getAudioStream() { 56 return AudioManager.STREAM_ALARM; 57 } 58 59 @Override getMuteIcon()60 public int getMuteIcon() { 61 return com.android.internal.R.drawable.ic_audio_alarm_mute; 62 } 63 64 } 65