Notification for android music player
Asked Answered
P

1

6

How to control a music player from buttons in notification, and how to listen button action from the notification

Premaxilla answered 19/2, 2014 at 5:40 Comment(2)
I have no idea about that, but i need to use remote view for this. pls post any sample code for thisPremaxilla
Follw Below link and you will get proper answer. [Full Code][1] [1]: #12526728Brevier
B
10

You should use setOnClickPendingIntent() of RemoteViews to listen button action from the notification.

The method setOnClickPendingIntent() will bind a PendingIntent to response the button click event.

The sample code is like this:

private void showControllerInNotification() {       
    PendingIntent pendingIntent = null;
    Intent intent = null;


    //Inflate a remote view with a layout which you want to display in the notification bar.
    if (mRemoteViews == null) {
        mRemoteViews = new RemoteViews(getPackageName(),
                R.layout.notification_control_bar);
    }   

    //Define what you want to do after clicked the button in notification.
    //Here we launcher a service by an action named "ACTION_STOP" which will stop the music play.
    intent = new Intent(ACTION_STOP);       
    pendingIntent = PendingIntent.getService(getApplicationContext(),
            REQUEST_CODE_STOP, intent,
            PendingIntent.FLAG_UPDATE_CURRENT);

    //In R.layout.notification_control_bar,there is a button view identified by bar_btn_stop
    //We bind a pendingIntent with this button view so when user click the button,it will excute the intent action.
    mRemoteViews.setOnClickPendingIntent(R.id.bar_btn_stop,
            pendingIntent);

    //Create the notification instance.
    mNotification = new NotificationCompat.Builder(getApplicationContext())
            .setSmallIcon(R.drawable.ic_launcher).setOngoing(true)
            .setWhen(System.currentTimeMillis())                
            .setContent(mRemoteViews)
            .build();

    //Show the notification in the notification bar.
    mNotifiManager.notify(NOTIFICATION_ID, mNotification);      
}   

update 1:

The service which responses the action is like this:

public class MediaPlayerService extends Service {

    public static final String ACTION_STOP="xxx.yyy.zzz.ACTION_STOP";
    public static final String ACTION_PLAY="xxx.yyy.zzz.ACTION_PLAY";
    public static final String ACTION_PAUSE="xxx.yyy.zzz.ACTION_PAUSE";

@Override
public int onStartCommand(Intent intent, int flags, int startId) {
    if (intent != null) {
        String action = intent.getAction();         
        if (!TextUtils.isEmpty(action)) {
            if (action.equals(ACTION_PLAY)) {
                startPlay();
            }else if(action.equals(ACTION_PAUSE)) {
                pausePlay();
            }else if(action.equals(ACTION_STOP)) {
                stopPlay();
            }
        }
    }
    return super.onStartCommand(intent, flags, startId);
}
private void stopPlay(){
    // do the play work here
}
private void stopPause(){
    // do the pause work here
}
private void stopPlay(){
    // do the stop work here
}

}

Register the service in manifest:

    <service
        android:name="xxx.yyy.zzz.MusicPlayService"
        android:exported="false" >
        <intent-filter>
            <action android:name="xxx.yyy.zzz.ACTION_PLAY" />
            <action android:name="xxx.yyy.zzz.ACTION_PAUSE" />
            <action android:name="xxx.yyy.zzz.ACTION_STOP" />
            <category android:name="android.intent.category.DEFAULT" />
        </intent-filter>
    </service>

For the music play control,you can copy some useful code sinppets from here.

Bournemouth answered 19/2, 2014 at 6:26 Comment(6)
@AvatarQing gives me a suggestion. I build a notification big view using RemoteView to control play/pause like this link (stackoverflow.com/questions/14508369/…) All are right but when i click device back button and out from the application click event(Play/Pause/Forward/Close) button doesn't work.Please help me.Teneshatenesmus
Did you do the play/pause controls in Activity,not in Service?Bournemouth
can you explain the intent filter in the service please?Hamforrd
@Hamforrd those are your custom actions you could defineBournemouth
@AvatarQing , these are optional or mandatory? I've followed tutorials and these weren't mentionedHamforrd
@Hamforrd the action is correspond to the intent that you pass to PendingIntent.getService() , whether it's necessary or not depends on your need.Bournemouth

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