Example usage for android.app NotificationManager getNotificationChannels

Introduction

In this page you can find the example usage for android.app NotificationManager getNotificationChannels.

Prototype

public List<NotificationChannel> getNotificationChannels() 

Source Link

Document

Returns all notification channels belonging to the calling package.

Usage

From source file:com.keylesspalace.tusky.util.NotificationHelper.java

public static boolean areNotificationsEnabled(@NonNull Context context,
        @NonNull AccountManager accountManager) {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {

        // on Android >= O, notifications are enabled, if at least one channel is enabled
        NotificationManager notificationManager = (NotificationManager) context
                .getSystemService(Context.NOTIFICATION_SERVICE);

        //noinspection ConstantConditions
        if (notificationManager.areNotificationsEnabled()) {
            for (NotificationChannel channel : notificationManager.getNotificationChannels()) {
                if (channel.getImportance() > NotificationManager.IMPORTANCE_NONE) {
                    Log.d(TAG, "NotificationsEnabled");
                    return true;
                }//from w  ww .ja v  a2  s  .c om
            }
        }
        Log.d(TAG, "NotificationsDisabled");

        return false;

    } else {
        // on Android < O, notifications are enabled, if at least one account has notification enabled
        return accountManager.areNotificationsEnabled();
    }

}

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From source file:im.vector.notifications.NotificationUtils.java

/**
 * Add a notification groups./*from w w  w.  jav  a  2  s . c  o  m*/
 *
 * @param context the context
 */
@SuppressLint("NewApi")
public static void addNotificationChannels(Context context) {
    if (Build.VERSION.SDK_INT < 26) {
        return;
    }

    if (null == NOISY_NOTIFICATION_CHANNEL_NAME) {
        NOISY_NOTIFICATION_CHANNEL_NAME = context.getString(R.string.notification_noisy_notifications);
    }

    if (null == SILENT_NOTIFICATION_CHANNEL_NAME) {
        SILENT_NOTIFICATION_CHANNEL_NAME = context.getString(R.string.notification_silent_notifications);
    }

    if (null == CALL_NOTIFICATION_CHANNEL_NAME) {
        CALL_NOTIFICATION_CHANNEL_NAME = context.getString(R.string.call);
    }

    if (null == LISTEN_FOR_EVENTS_NOTIFICATION_CHANNEL_NAME) {
        LISTEN_FOR_EVENTS_NOTIFICATION_CHANNEL_NAME = context
                .getString(R.string.notification_listen_for_events);
    }

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

    // A notification channel cannot be updated :
    // it must be deleted and created with another channel id
    if ((null == NOISY_NOTIFICATION_CHANNEL_ID)) {
        List<NotificationChannel> channels = notificationManager.getNotificationChannels();

        for (NotificationChannel channel : channels) {
            if (channel.getId().startsWith(NOISY_NOTIFICATION_CHANNEL_ID_BASE)) {
                NOISY_NOTIFICATION_CHANNEL_ID = channel.getId();
            }
        }
    }

    if (null != NOISY_NOTIFICATION_CHANNEL_ID) {
        NotificationChannel channel = notificationManager.getNotificationChannel(NOISY_NOTIFICATION_CHANNEL_ID);
        Uri notificationSound = channel.getSound();
        Uri expectedSound = PreferencesManager.getNotificationRingTone(context);

        // the notification sound has been updated
        // need to delete it, to create a new one
        // else the sound won't be updated
        if (((null == notificationSound) ^ (null == expectedSound)) || ((null != notificationSound)
                && !TextUtils.equals(notificationSound.toString(), expectedSound.toString()))) {
            notificationManager.deleteNotificationChannel(NOISY_NOTIFICATION_CHANNEL_ID);
            NOISY_NOTIFICATION_CHANNEL_ID = null;
        }
    }

    if (null == NOISY_NOTIFICATION_CHANNEL_ID) {
        NOISY_NOTIFICATION_CHANNEL_ID = NOISY_NOTIFICATION_CHANNEL_ID_BASE + System.currentTimeMillis();

        NotificationChannel channel = new NotificationChannel(NOISY_NOTIFICATION_CHANNEL_ID,
                NOISY_NOTIFICATION_CHANNEL_NAME, NotificationManager.IMPORTANCE_DEFAULT);
        channel.setDescription(NOISY_NOTIFICATION_CHANNEL_NAME);
        channel.setSound(PreferencesManager.getNotificationRingTone(context), null);
        channel.enableVibration(true);
        notificationManager.createNotificationChannel(channel);
    }

    if (null == notificationManager.getNotificationChannel(SILENT_NOTIFICATION_CHANNEL_NAME)) {
        NotificationChannel channel = new NotificationChannel(SILENT_NOTIFICATION_CHANNEL_ID,
                SILENT_NOTIFICATION_CHANNEL_NAME, NotificationManager.IMPORTANCE_DEFAULT);
        channel.setDescription(SILENT_NOTIFICATION_CHANNEL_NAME);
        channel.setSound(null, null);
        notificationManager.createNotificationChannel(channel);
    }

    if (null == notificationManager.getNotificationChannel(LISTEN_FOR_EVENTS_NOTIFICATION_CHANNEL_ID)) {
        NotificationChannel channel = new NotificationChannel(LISTEN_FOR_EVENTS_NOTIFICATION_CHANNEL_ID,
                LISTEN_FOR_EVENTS_NOTIFICATION_CHANNEL_NAME, NotificationManager.IMPORTANCE_MIN);
        channel.setDescription(LISTEN_FOR_EVENTS_NOTIFICATION_CHANNEL_NAME);
        channel.setSound(null, null);
        notificationManager.createNotificationChannel(channel);
    }

    if (null == notificationManager.getNotificationChannel(CALL_NOTIFICATION_CHANNEL_ID)) {
        NotificationChannel channel = new NotificationChannel(CALL_NOTIFICATION_CHANNEL_ID,
                CALL_NOTIFICATION_CHANNEL_NAME, NotificationManager.IMPORTANCE_DEFAULT);
        channel.setDescription(CALL_NOTIFICATION_CHANNEL_NAME);
        channel.setSound(null, null);
        notificationManager.createNotificationChannel(channel);
    }
}

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From source file:com.irccloud.android.data.collection.NotificationsList.java

public void pruneNotificationChannels() {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
        NotificationManager nm = ((NotificationManager) IRCCloudApplication.getInstance()
                .getApplicationContext().getSystemService(Context.NOTIFICATION_SERVICE));

        for (NotificationChannelGroup c : nm.getNotificationChannelGroups()) {
            try {
                if (ServersList.getInstance().getServer(Integer.valueOf(c.getId())) == null)
                    nm.deleteNotificationChannelGroup(c.getId());
            } catch (NumberFormatException e) {
            }//from   w  w w  .  j a va2 s.c  o m
        }

        for (NotificationChannel c : nm.getNotificationChannels()) {
            try {
                if (BuffersList.getInstance().getBuffer(Integer.valueOf(c.getId())) == null)
                    nm.deleteNotificationChannel(c.getId());
            } catch (NumberFormatException e) {
            }
        }
    }
}

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