LocalBroadcastManager_test

AndroidManifest.xml

        <receiver android:name=".HeadsetStateReceiver" android:enabled="false" android:process=":remote">
			<intent-filter>
        		<action android:name="android.intent.action.HEADSET_PLUG"/>
		    </intent-filter>
	</receiver>

LocalBroadcastManager_test.java

    //private android.support.v4.content.LocalBroadcastManager mLocalBroadcastManager;
	public static String ACTION_SERVICE_STATE_CHANGED = "android.intent.action.SERVICE_STATE";
	@Override
    public void onResume() {
		super.onResume();
		//if(mLocalBroadcastManager==null)mLocalBroadcastManager = android.support.v4.content.LLocalBroadcastManager.getInstance(this.getApplicationContext()); 
		IntentFilter filter = new IntentFilter();
        filter.addAction(Intent.ACTION_HEADSET_PLUG);
        filter.addAction(AudioManager.ACTION_AUDIO_BECOMING_NOISY);
		try {
	    	if(headsetStateReceiver==null)headsetStateReceiver = new HeadsetStateReceiver();
			enableReceiver(true,headsetStateReceiver);
	        registerReceiver(headsetStateReceiver, filter);
	        //mLocalBroadcastManager.registerReceiver(headsetStateReceiver, filter);
		} catch (Exception e) {}

	}

    @Override
	protected void onPause() {
		try {
			unregisterReceiver(headsetStateReceiver);
	        //mLocalBroadcastManager.unregisterReceiver(headsetStateReceiver);
			enableReceiver(false,headsetStateReceiver);
		} catch (Exception e) {}
        super.onPause();
    }

	@Override
	public void onLowMemory() {
		super.onLowMemory();
		Log.v(TAG, "===onLowMemory===");
		try {
			unregisterReceiver(headsetStateReceiver);
	        //mLocalBroadcastManager.unregisterReceiver(headsetStateReceiver);
			enableReceiver(false,headsetStateReceiver);
		} catch (Exception e) {}
	}

	private void enableReceiver(boolean enabled,BroadcastReceiver receiver) {
		PackageManager pm = getPackageManager();
		ComponentName receiverName = new ComponentName(this, receiver.getClass());
		int newState;
		if (enabled) {
			newState = PackageManager.COMPONENT_ENABLED_STATE_ENABLED;
		} else {
			newState = PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
		}
		pm.setComponentEnabledSetting(receiverName, newState, PackageManager.DONT_KILL_APP);
	}