iOS 注冊本地通知（推送）

注：按Home键让App进入后台执行时。方可查看通知。

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

// Override point for customization after application launch.

//
注冊本地通知

UILocalNotification *localnotifit = [[UILocalNotification alloc] init];

if (localnotifit) {

// 获取通知时间

NSDate *now = [NSDate date];

localnotifit.timeZone = [NSTimeZone defaultTimeZone];

// 10秒后開始通知

localnotifit.fireDate  = [now dateByAddingTimeInterval:10.0];

//
反复间隔 （下限为每分钟通知一次）

localnotifit.repeatInterval = kCFCalendarUnitMinute;

//
提醒内容

localnotifit.alertBody = @"十秒后手机将会爆炸。赶快扔掉";

//
锁屏状态下。“滑动来”（这三个字是系统自己主动出现的）后面紧接着文字就是alertAction

localnotifit.alertAction = @"解锁（进入App）";

//
通知栏里的通知标题

localnotifit.alertTitle = @"提示";

//
默认的通知声音（仅仅有在真机上才会听到）

localnotifit.soundName = UILocalNotificationDefaultSoundName;

//
红色圈圈数字

localnotifit.applicationIconBadgeNumber = 1;

//
通知标识

NSMutableDictionary *dic = [NSMutableDictionary dictionaryWithObject:@"LocalNotificationID" forKey:@"key"];

localnotifit.userInfo = dic;

//
将通知加入到系统中

[[UIApplication sharedApplication] scheduleLocalNotification:localnotifit];

}

//
注冊通知（iOS 8之后的注冊通知方法，iOS 8曾经暂不做介绍）

UIUserNotificationSettings *settings = [UIUserNotificationSettings settingsForTypes:UIUserNotificationTypeAlert | UIUserNotificationTypeBadge | UIUserNotificationTypeSound
categories:nil];

[[UIApplication sharedApplication] registerUserNotificationSettings:settings];

return YES;

}

// 接收到通知后触发的方法，仅仅有在App进入前台的时候才会运行。

-(void)application:(UIApplication *)application didReceiveLocalNotification:(UILocalNotification *)notification

{

UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"提示" message:@"恭喜你上当了"
delegate:nil cancelButtonTitle:nil otherButtonTitles:@"我非常开心", nil];

[UIApplication sharedApplication].applicationIconBadgeNumber = 0;

[alert show];

//
取消通知

//    [[UIApplication sharedApplication] cancelAllLocalNotifications];

}