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/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.settings.notification;
import android.app.NotificationManager;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.pm.PackageManager;
import android.content.pm.ServiceInfo;
import android.media.AudioManager;
import android.os.Handler;
import android.os.Looper;
import android.os.Message;
import android.os.Vibrator;
import android.util.Log;
import com.android.internal.annotations.VisibleForTesting;
import com.android.settings.Utils;
import com.android.settings.core.lifecycle.Lifecycle;
import com.android.settings.notification.VolumeSeekBarPreference.Callback;
import java.util.Objects;
public class RingVolumePreferenceController extends VolumeSeekBarPreferenceController {
private static final String TAG = "RingVolumeController";
private static final String KEY_RING_VOLUME = "ring_volume";
private AudioManager mAudioManager;
private Vibrator mVibrator;
private int mRingerMode = -1;
private ComponentName mSuppressor;
private final RingReceiver mReceiver = new RingReceiver();
private final H mHandler = new H();
private AudioHelper mHelper;
public RingVolumePreferenceController(Context context, Callback callback, Lifecycle lifecycle) {
this(context, callback, lifecycle, new AudioHelper(context));
}
@VisibleForTesting
RingVolumePreferenceController(Context context, Callback callback, Lifecycle lifecycle,
AudioHelper helper) {
super(context, callback, lifecycle);
mHelper = helper;
mAudioManager = (AudioManager) mContext.getSystemService(Context.AUDIO_SERVICE);
mVibrator = (Vibrator) mContext.getSystemService(Context.VIBRATOR_SERVICE);
if (mVibrator != null && !mVibrator.hasVibrator()) {
mVibrator = null;
}
updateRingerMode();
}
@Override
public void onResume() {
super.onResume();
mReceiver.register(true);
updateEffectsSuppressor();
updatePreferenceIcon();
}
@Override
public void onPause() {
super.onPause();
mReceiver.register(false);
}
@Override
public String getPreferenceKey() {
return KEY_RING_VOLUME;
}
@Override
public boolean isAvailable() {
return Utils.isVoiceCapable(mContext) && !mHelper.isSingleVolume();
}
@Override
public int getAudioStream() {
return AudioManager.STREAM_RING;
}
@Override
public int getMuteIcon() {
return com.android.internal.R.drawable.ic_audio_ring_notif_mute;
}
private void updateRingerMode() {
final int ringerMode = mAudioManager.getRingerModeInternal();
if (mRingerMode == ringerMode) return;
mRingerMode = ringerMode;
updatePreferenceIcon();
}
private boolean wasRingerModeVibrate() {
return mVibrator != null && mRingerMode == AudioManager.RINGER_MODE_SILENT
&& mAudioManager.getLastAudibleStreamVolume(AudioManager.STREAM_RING) == 0;
}
private void updateEffectsSuppressor() {
final ComponentName suppressor = NotificationManager.from(mContext).getEffectsSuppressor();
if (Objects.equals(suppressor, mSuppressor)) return;
mSuppressor = suppressor;
if (mPreference != null) {
final String text = suppressor != null ?
mContext.getString(com.android.internal.R.string.muted_by,
getSuppressorCaption(suppressor)) : null;
mPreference.setSuppressionText(text);
}
updatePreferenceIcon();
}
private void updatePreferenceIcon() {
if (mPreference != null) {
mPreference.showIcon(mSuppressor != null
? com.android.internal.R.drawable.ic_audio_ring_notif_mute
: mRingerMode == AudioManager.RINGER_MODE_VIBRATE || wasRingerModeVibrate()
? com.android.internal.R.drawable.ic_audio_ring_notif_vibrate
: com.android.internal.R.drawable.ic_audio_ring_notif);
}
}
private String getSuppressorCaption(ComponentName suppressor) {
final PackageManager pm = mContext.getPackageManager();
try {
final ServiceInfo info = pm.getServiceInfo(suppressor, 0);
if (info != null) {
final CharSequence seq = info.loadLabel(pm);
if (seq != null) {
final String str = seq.toString().trim();
if (str.length() > 0) {
return str;
}
}
}
} catch (Throwable e) {
Log.w(TAG, "Error loading suppressor caption", e);
}
return suppressor.getPackageName();
}
private final class H extends Handler {
private static final int UPDATE_EFFECTS_SUPPRESSOR = 1;
private static final int UPDATE_RINGER_MODE = 2;
private H() {
super(Looper.getMainLooper());
}
@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case UPDATE_EFFECTS_SUPPRESSOR:
updateEffectsSuppressor();
break;
case UPDATE_RINGER_MODE:
updateRingerMode();
break;
}
}
}
private class RingReceiver extends BroadcastReceiver {
private boolean mRegistered;
public void register(boolean register) {
if (mRegistered == register) return;
if (register) {
final IntentFilter filter = new IntentFilter();
filter.addAction(NotificationManager.ACTION_EFFECTS_SUPPRESSOR_CHANGED);
filter.addAction(AudioManager.INTERNAL_RINGER_MODE_CHANGED_ACTION);
mContext.registerReceiver(this, filter);
} else {
mContext.unregisterReceiver(this);
}
mRegistered = register;
}
@Override
public void onReceive(Context context, Intent intent) {
final String action = intent.getAction();
if (NotificationManager.ACTION_EFFECTS_SUPPRESSOR_CHANGED.equals(action)) {
mHandler.sendEmptyMessage(H.UPDATE_EFFECTS_SUPPRESSOR);
} else if (AudioManager.INTERNAL_RINGER_MODE_CHANGED_ACTION.equals(action)) {
mHandler.sendEmptyMessage(H.UPDATE_RINGER_MODE);
}
}
}
}
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