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android: refine OnAudioFocusChangeListener
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@zxcpoiu
zxcpoiu committed Dec 9, 2021
1 parent 82778ca commit 73dfce9
Showing 1 changed file with 42 additions and 50 deletions.
92 changes: 42 additions & 50 deletions android/src/main/java/com/zxcpoiu/incallmanager/InCallManagerModule.java
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Original file line number Diff line number Diff line change
Expand Up @@ -65,7 +65,7 @@

import com.zxcpoiu.incallmanager.AppRTC.AppRTCBluetoothManager;

public class InCallManagerModule extends ReactContextBaseJavaModule implements LifecycleEventListener {
public class InCallManagerModule extends ReactContextBaseJavaModule implements LifecycleEventListener, AudioManager.OnAudioFocusChangeListener {
private static final String REACT_NATIVE_MODULE_NAME = "InCallManager";
private static final String TAG = REACT_NATIVE_MODULE_NAME;
private String mPackageName = "com.zxcpoiu.incallmanager";
Expand Down Expand Up @@ -94,7 +94,6 @@ public class InCallManagerModule extends ReactContextBaseJavaModule implements L
private BroadcastReceiver wiredHeadsetReceiver;
private BroadcastReceiver noisyAudioReceiver;
private BroadcastReceiver mediaButtonReceiver;
private OnFocusChangeListener mOnFocusChangeListener;
private AudioAttributes mAudioAttributes;
private AudioFocusRequest mAudioFocusRequest;

Expand Down Expand Up @@ -166,9 +165,6 @@ public enum AudioManagerState {
// avoid duplicate elements.
private Set<AudioDevice> audioDevices = new HashSet<>();

// Callback method for changes in audio focus.
private AudioManager.OnAudioFocusChangeListener audioFocusChangeListener;

interface MyPlayerInterface {
public boolean isPlaying();
public void startPlay(Map<String, Object> data);
Expand All @@ -194,7 +190,6 @@ public InCallManagerModule(ReactApplicationContext reactContext) {
audioUriMap.put("bundleRingtoneUri", bundleRingtoneUri);
audioUriMap.put("bundleRingbackUri", bundleRingbackUri);
audioUriMap.put("bundleBusytoneUri", bundleBusytoneUri);
mOnFocusChangeListener = new OnFocusChangeListener();
bluetoothManager = AppRTCBluetoothManager.create(reactContext, this);
proximityManager = InCallProximityManager.create(reactContext, this);
wakeLockUtils = new InCallWakeLockUtils(reactContext);
Expand Down Expand Up @@ -452,49 +447,46 @@ public void stopProximitySensor() {
isProximityRegistered = false;
}

private class OnFocusChangeListener implements AudioManager.OnAudioFocusChangeListener {
// --- see: https://developer.android.com/reference/android/media/AudioManager

@Override
public void onAudioFocusChange(final int focusChange) {
String focusChangeStr;
switch (focusChange) {
case AudioManager.AUDIOFOCUS_GAIN:
focusChangeStr = "AUDIOFOCUS_GAIN";
break;
case AudioManager.AUDIOFOCUS_GAIN_TRANSIENT:
focusChangeStr = "AUDIOFOCUS_GAIN_TRANSIENT";
break;
case AudioManager.AUDIOFOCUS_GAIN_TRANSIENT_EXCLUSIVE:
focusChangeStr = "AUDIOFOCUS_GAIN_TRANSIENT_EXCLUSIVE";
break;
case AudioManager.AUDIOFOCUS_GAIN_TRANSIENT_MAY_DUCK:
focusChangeStr = "AUDIOFOCUS_GAIN_TRANSIENT_MAY_DUCK";
break;
case AudioManager.AUDIOFOCUS_LOSS:
focusChangeStr = "AUDIOFOCUS_LOSS";
break;
case AudioManager.AUDIOFOCUS_LOSS_TRANSIENT:
focusChangeStr = "AUDIOFOCUS_LOSS_TRANSIENT";
break;
case AudioManager.AUDIOFOCUS_LOSS_TRANSIENT_CAN_DUCK:
focusChangeStr = "AUDIOFOCUS_LOSS_TRANSIENT_CAN_DUCK";
break;
case AudioManager.AUDIOFOCUS_NONE:
focusChangeStr = "AUDIOFOCUS_NONE";
break;
default:
focusChangeStr = "AUDIOFOCUS_UNKNOW";
break;
}
// --- see: https://developer.android.com/reference/android/media/AudioManager
@Override
public void onAudioFocusChange(int focusChange) {
String focusChangeStr;
switch (focusChange) {
case AudioManager.AUDIOFOCUS_GAIN:
focusChangeStr = "AUDIOFOCUS_GAIN";
break;
case AudioManager.AUDIOFOCUS_GAIN_TRANSIENT:
focusChangeStr = "AUDIOFOCUS_GAIN_TRANSIENT";
break;
case AudioManager.AUDIOFOCUS_GAIN_TRANSIENT_EXCLUSIVE:
focusChangeStr = "AUDIOFOCUS_GAIN_TRANSIENT_EXCLUSIVE";
break;
case AudioManager.AUDIOFOCUS_GAIN_TRANSIENT_MAY_DUCK:
focusChangeStr = "AUDIOFOCUS_GAIN_TRANSIENT_MAY_DUCK";
break;
case AudioManager.AUDIOFOCUS_LOSS:
focusChangeStr = "AUDIOFOCUS_LOSS";
break;
case AudioManager.AUDIOFOCUS_LOSS_TRANSIENT:
focusChangeStr = "AUDIOFOCUS_LOSS_TRANSIENT";
break;
case AudioManager.AUDIOFOCUS_LOSS_TRANSIENT_CAN_DUCK:
focusChangeStr = "AUDIOFOCUS_LOSS_TRANSIENT_CAN_DUCK";
break;
case AudioManager.AUDIOFOCUS_NONE:
focusChangeStr = "AUDIOFOCUS_NONE";
break;
default:
focusChangeStr = "AUDIOFOCUS_UNKNOW";
break;
}

Log.d(TAG, "onAudioFocusChange: " + focusChange + " - " + focusChangeStr);
Log.d(TAG, "onAudioFocusChange(): " + focusChange + " - " + focusChangeStr);

WritableMap data = Arguments.createMap();
data.putString("eventText", focusChangeStr);
data.putInt("eventCode", focusChange);
sendEvent("onAudioFocusChange", data);
}
WritableMap data = Arguments.createMap();
data.putString("eventText", focusChangeStr);
data.putInt("eventCode", focusChange);
sendEvent("onAudioFocusChange", data);
}

/*
Expand Down Expand Up @@ -669,7 +661,7 @@ private String requestAudioFocusV26() {
.setAudioAttributes(mAudioAttributes)
.setAcceptsDelayedFocusGain(false)
.setWillPauseWhenDucked(false)
.setOnAudioFocusChangeListener(mOnFocusChangeListener)
.setOnAudioFocusChangeListener(this)
.build();
}

Expand Down Expand Up @@ -700,7 +692,7 @@ private String requestAudioFocusOld() {
return "";
}

int requestAudioFocusRes = audioManager.requestAudioFocus(mOnFocusChangeListener, AudioManager.STREAM_VOICE_CALL, AudioManager.AUDIOFOCUS_GAIN_TRANSIENT);
int requestAudioFocusRes = audioManager.requestAudioFocus(this, AudioManager.STREAM_VOICE_CALL, AudioManager.AUDIOFOCUS_GAIN_TRANSIENT);

String requestAudioFocusResStr;
switch (requestAudioFocusRes) {
Expand Down Expand Up @@ -760,7 +752,7 @@ private String abandonAudioFocusOld() {
return "";
}

int abandonAudioFocusRes = audioManager.abandonAudioFocus(null);
int abandonAudioFocusRes = audioManager.abandonAudioFocus(this);

String abandonAudioFocusResStr;
switch (abandonAudioFocusRes) {
Expand Down

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