How to enable android's Status LED or change its color?

0

I searched about it but I can't figure this out!!

There are a few answers but they are not working in Android 8.0 or above.

I saw this feature in Alibaba and WhatsApp!!

Help if you can! This can help others too.

My Codes:

        NotificationManager notificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);

        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
            NotificationChannel channel = new NotificationChannel(getString(R.string.default_notification_channel_id), remoteMessage.getData().get("title"), NotificationManager.IMPORTANCE_DEFAULT);
            channel.enableLights(true);
            channel.setLightColor(0xff0000);
            channel.shouldShowLights();
            channel.canShowBadge();
            notificationManager.createNotificationChannel(channel);
        }

        NotificationCompat.Builder notificationBuilder = new NotificationCompat.Builder(this, "0")
            .setSmallIcon(R.drawable.ic_notification)
            .setLargeIcon(BitmapFactory.decodeResource(getResources(), R.drawable.ic_notification))
            .setContentTitle(remoteMessage.getData().get("title"))
            .setContentText(remoteMessage.getData().get("message"))
            .setSound(RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION))
            .setPriority(NotificationCompat.PRIORITY_MAX)
            .setVibrate(new long[] {0, 1000, 200,1000 })
            .setChannelId(getString(R.string.default_notification_channel_id))
            .setLights(Color.RED, 100 , 100)
            .setAutoCancel(true);


        if (notificationManager != null) {
            Notification notification = notificationBuilder.build();
            notification.ledARGB = 0xFFff0000;
            notification.flags = Notification.FLAG_SHOW_LIGHTS;
            notification.ledOnMS = 100;
            notification.ledOffMS = 100;
            notificationManager.notify(new Random().nextInt(60000), notification);
        }
android
asked on Stack Overflow Apr 5, 2019 by Hadi Note • edited Apr 8, 2019 by Tanveer Munir

2 Answers

1
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Deprecated codes so i should remove these:

        notification.ledARGB = 0xFFff0000;
        notification.flags = Notification.FLAG_SHOW_LIGHTS;
        notification.ledOnMS = 100;
        notification.ledOffMS = 100;

And replaced IMPORTANCE_DEFAULT to IMPORTANCE_MAX like below

NotificationChannel channel = new NotificationChannel(getString(R.string.default_notification_channel_id), 
remoteMessage.getData().get("title"), NotificationManager.IMPORTANCE_MAX);

And like @tyzj's answer and @dharms comment i added this with alpha color:

channel.enableLights(true);
channel.setLightColor(0xffff0000)

And changed

.setLights(Color.RED, 100 , 100) 

To

.setLights(0xffff0000, 1000 , 1000)
answered on Stack Overflow Apr 8, 2019 by Hadi Note

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