(iOS) Local Notifications

1.setIt.mm

 - (IBAction)addNotification:(id)sender {

    //Create the localNotification object
    UILocalNotification *localNotification = [[UILocalNotification alloc] init];

    //Set the date when the alert will be launched using the date adding the time the user selected on the timer
    localNotification.fireDate:[NSDate dateWithTimeIntervalSinceNow:[datePicker countDownDuration]];
    localNotification.timeZone = [NSTimeZone defaultTimeZone];

    //The button's text that launches the application and is shown in the alert
    localNotification.alertAction:@"Launch";

    //Set the message in the notification from the textField's text
    localNotification.alertBody:[alertBodyField text];

   localNotification.soundName = UILocalNotificationDefaultSoundName;

    //Set that pushing the button will launch the application
    [localNotification setHasAction: YES]; 

    //Set the Application Icon Badge Number of the application's icon to the current Application Icon Badge Number plus 1
    localNotification.applicationIconBadgeNumber:[[UIApplication sharedApplication] applicationIconBadgeNumber]+1;

    //Schedule the notification with the system
    [[UIApplication sharedApplication] scheduleLocalNotification:localNotification];

    //Set the alertNotification to be shown showing the user that the application has registered the local notification
    alertNotification.hidden:NO;


    /********************************/
    //Cancel all notifications
      // Cancel all Notifications
    UIApplication* app = [UIApplication sharedApplication];

    NSArray *notifications = [app scheduledLocalNotifications];

    if ([notifications count] > 0)
       [app presentLocalNotificationNow:notifications[0]];

   //OR
   [[UIApplication sharedApplication] cancelAllLocalNotifications];

2.handleIt.mm

//If there is a badge number, reset it in the delegate's didfinshlaunching

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
{
  ...

  // Reset the Icon Alert Number back to Zero
    application.applicationIconBadgeNumber = 0;
    
    // Detect the Notification after a user taps it
    UILocalNotification *localNotif =
    [launchOptions objectForKey:UIApplicationLaunchOptionsLocalNotificationKey];
    if (localNotif) 
    {
  NSLog(@"Recieved Notification %@",localNotif);
    }

  ..
}


- (void)application:(UIApplication *)app didReceiveLocalNotification:(UILocalNotification *)notif {
  // Handle the notification when the app is running
	NSLog(@"Recieved Notification %@",notif);
}