"xamarin forms alarm" Code Answer's
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xamarin forms alarm
public string Create(string title, string message, DateTime scheduleDate, Dictionary<string, string> extraInfo)
{
// Create the unique identifier for this notifications.
var notificationId = Guid.NewGuid().ToString();
// Create the alarm intent to be called when the alarm triggers. Make sure
// to add the id so we can find it later if the user wants to update or
// cancel.
var alarmIntent = new Intent(Application.Context, typeof(NotificationAlarmHandler));
alarmIntent.SetAction(BuildActionName(notificationId));
alarmIntent.PutExtra(TitleExtrasKey, title);
alarmIntent.PutExtra(MessageExtrasKey, message);
// Add the alarm intent to the pending intent.
var pendingIntent = PendingIntent.GetBroadcast(Application.Context, 0, alarmIntent, PendingIntentFlags.UpdateCurrent);
// Figure out the alaram in milliseconds.
var utcTime = TimeZoneInfo.ConvertTimeToUtc(scheduleDate);
var epochDif = (new DateTime(1970, 1, 1) - DateTime.MinValue).TotalSeconds;
var notifyTimeInInMilliseconds = utcTime.AddSeconds(-epochDif).Ticks / 10000;
// Set the notification.
var alarmManager = Application.Context.GetSystemService(Context.AlarmService) as AlarmManager;
alarmManager?.Set(AlarmType.RtcWakeup, notifyTimeInInMilliseconds, pendingIntent);
// All done.
return notificationId;
}
Source: nftb.saturdaymp.com
xamarin forms alarm
[BroadcastReceiver]
internal class NotificationAlarmHandler : BroadcastReceiver
{
public override void OnReceive(Context context, Intent intent)
{
// Pull out the parameters from the alarm.
var message = intent.GetStringExtra("message");
var title = intent.GetStringExtra("title");
// Create the notification.
var builder = new NotificationCompat.Builder(Application.Context)
.SetContentTitle(title)
.SetContentText(message)
.SetSmallIcon(Resource.Drawable.logo_square_22x22)
.SetAutoCancel(true);
// Set this application to open when the notification is clicked. If the application
// is already open it will reuse the same activity.
var resultIntent = Application.Context.PackageManager.GetLaunchIntentForPackage(Application.Context.PackageName);
resultIntent.SetAction(intent.Action);
resultIntent.SetFlags(ActivityFlags.ClearTop | ActivityFlags.SingleTop);
var resultPendingIntent = PendingIntent.GetActivity(Application.Context, 0, resultIntent, PendingIntentFlags.UpdateCurrent);
builder.SetContentIntent(resultPendingIntent);
// Show the notification.
var notificationManager = NotificationManagerCompat.From(Application.Context);
notificationManager.Notify(0, builder.Build());
}
}
Source: nftb.saturdaymp.com
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