本文為年夜家分化引見了IOS當地推送代碼的三步調,供年夜家參考,詳細內容以下
第一步:創立當地推送
// 創立一個當地推送 UILocalNotification *notification = [[[UILocalNotification alloc] init] autorelease]; //設置10秒以後 NSDate *pushDate = [NSDate dateWithTimeIntervalSinceNow:10]; if (notification != nil) { // 設置推送時光 notification.fireDate = pushDate; // 設置時區 notification.timeZone = [NSTimeZone defaultTimeZone]; // 設置反復距離 notification.repeatInterval = kCFCalendarUnitDay; // 推送聲響 notification.soundName = UILocalNotificationDefaultSoundName; // 推送內容 notification.alertBody = @"推送內容"; //顯示在icon上的白色圈中的數子 notification.applicationIconBadgeNumber = 1; //設置userinfo 便利在以後須要撤消的時刻應用 NSDictionary *info = [NSDictionary dictionaryWithObject:@"name"forKey:@"key"]; notification.userInfo = info; //添加推送到UIApplication UIApplication *app = [UIApplication sharedApplication]; [app scheduleLocalNotification:notification]; }
第二步:吸收當地推送
- (void)application:(UIApplication *)application didReceiveLocalNotification:(UILocalNotification*)notification{ UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"iWeibo" message:notification.alertBody delegate:nil cancelButtonTitle:@"肯定" otherButtonTitles:nil]; [alert show]; // 圖標上的數字減1 application.applicationIconBadgeNumber -= 1; }
第三步:消除當地推送
// 取得 UIApplication UIApplication *app = [UIApplication sharedApplication]; //獲得當地推送數組 NSArray *localArray = [app scheduledLocalNotifications]; //聲明當地告訴對象 UILocalNotification *localNotification; if (localArray) { for (UILocalNotification *noti in localArray) { NSDictionary *dict = noti.userInfo; if (dict) { NSString *inKey = [dict objectForKey:@"key"]; if ([inKey isEqualToString:@"對應的key值"]) { if (localNotification){ [localNotification release]; localNotification = nil; } localNotification = [noti retain]; break; } } } //斷定能否找到曾經存在的雷同key的推送 if (!localNotification) { //不存在初始化 localNotification = [[UILocalNotification alloc] init]; } if (localNotification) { //不推送 撤消推送 [app cancelLocalNotification:localNotification]; [localNotification release]; return; } }
以上就是本文的全體內容,願望對年夜家的進修有所贊助,也願望年夜家多多支撐本站。
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