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observe bluetooth headset state

This commit is contained in:
Arseniy Borisov 2017-01-30 23:33:51 +03:00 committed by GitHub
parent fa4185476d
commit 0f1c1e44fa
1 changed files with 24 additions and 9 deletions
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33
src/main/java/ru/touchin/roboswag/components/utils/audio/HeadsetStateObserver.java
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@ -19,6 +19,7 @@
package ru.touchin.roboswag.components.utils.audio;
import android.bluetooth.BluetoothA2dp;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
@ -31,7 +32,8 @@ import rx.subjects.PublishSubject;
/**
* Created by Gavriil Sitnikov on 02/11/2015.
* Simple observer of wired headset state (plugged in or not).
* Simple observer of wired and wireless (bluetooth A2DP) headsets state (plugged in or not).
* <br><font color="yellow"> You require android.permission.BLUETOOTH if want to observe wireless headset state </font>
*/
public final class HeadsetStateObserver {
@ -50,24 +52,28 @@ public final class HeadsetStateObserver {
.switchMap(isPluggedInReceiver -> Observable
.just(isPluggedIn())
.concatWith(isPluggedInReceiver.isPluggedInChangedEvent
.doOnSubscribe(() -> context.registerReceiver(isPluggedInReceiver, new IntentFilter(Intent.ACTION_HEADSET_PLUG)))
.doOnSubscribe(() -> {
final IntentFilter headsetStateIntentFilter = new IntentFilter(Intent.ACTION_HEADSET_PLUG);
headsetStateIntentFilter.addAction(BluetoothA2dp.ACTION_CONNECTION_STATE_CHANGED);
context.registerReceiver(isPluggedInReceiver, headsetStateIntentFilter);
})
.doOnUnsubscribe(() -> context.unregisterReceiver(isPluggedInReceiver))))
.replay(1)
.refCount();
}
/**
* Returns if wired headset plugged in.
* Returns if wired or wireless headset plugged in.
*
* @return True if headset is plugged in.
*/
@SuppressWarnings("deprecation")
public boolean isPluggedIn() {
return audioManager.isWiredHeadsetOn();
return audioManager.isWiredHeadsetOn() || audioManager.isBluetoothA2dpOn();
}
/**
* Observes plugged in state of wired headset.
* Observes plugged in state of headset.
*
* @return Returns observable which will provide current plugged in state and any of it's udpdate.
*/
@ -84,10 +90,19 @@ public final class HeadsetStateObserver {
@Override
public void onReceive(final Context context, final Intent intent) {
if (Intent.ACTION_HEADSET_PLUG.equals(intent.getAction())) {
if (intent.getExtras() == null) {
isPluggedInChangedEvent.onNext(false);
} else {
isPluggedInChangedEvent.onNext(intent.getExtras().getInt("state") != 0);
isPluggedInChangedEvent.onNext(intent.getIntExtra("state", 0) != 0);
}
if (BluetoothA2dp.ACTION_CONNECTION_STATE_CHANGED.equals(intent.getAction())) {
final int bluetoothState = intent.getIntExtra(BluetoothA2dp.EXTRA_STATE, BluetoothA2dp.STATE_DISCONNECTED);
switch (bluetoothState) {
case BluetoothA2dp.STATE_DISCONNECTED:
isPluggedInChangedEvent.onNext(false);
break;
case BluetoothA2dp.STATE_CONNECTED:
isPluggedInChangedEvent.onNext(true);
break;
default:
break;
}
}
}