1 /* 2 * Copyright (C) 2018 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 import android.text.TextUtils; 22 23 import com.android.settings.R; 24 25 26 public class CallVolumePreferenceController extends VolumeSeekBarPreferenceController { 27 28 private AudioManager mAudioManager; 29 CallVolumePreferenceController(Context context, String key)30 public CallVolumePreferenceController(Context context, String key) { 31 super(context, key); 32 mAudioManager = context.getSystemService(AudioManager.class); 33 } 34 35 @Override getAvailabilityStatus()36 public int getAvailabilityStatus() { 37 return mContext.getResources().getBoolean(R.bool.config_show_call_volume) 38 && !mHelper.isSingleVolume() ? AVAILABLE : UNSUPPORTED_ON_DEVICE; 39 } 40 41 @Override isSliceable()42 public boolean isSliceable() { 43 return TextUtils.equals(getPreferenceKey(), "call_volume"); 44 } 45 46 @Override useDynamicSliceSummary()47 public boolean useDynamicSliceSummary() { 48 return true; 49 } 50 51 @Override getAudioStream()52 public int getAudioStream() { 53 if (mAudioManager.isBluetoothScoOn()) { 54 return AudioManager.STREAM_BLUETOOTH_SCO; 55 } 56 return AudioManager.STREAM_VOICE_CALL; 57 } 58 59 @Override getMuteIcon()60 public int getMuteIcon() { 61 // User will not be allowed to fully mute the call volume, use original 62 // icon for mute icon. 63 return R.drawable.ic_local_phone_24_lib; 64 } 65 66 } 67