iOS 本地推送 

 1 //********************************第一步：创建本地推送**********************************  
 2 // 创建一个本地推送  
 3 UILocalNotification *notification = [[[UILocalNotification alloc] init] autorelease];  
 4 //设置10秒之后  
 5 NSDate *pushDate = [NSDate dateWithTimeIntervalSinceNow:10];  
 6 if (notification != nil) {  
 7     // 设置推送时间  
 8     notification.fireDate = pushDate;  
 9     // 设置时区  
10     notification.timeZone = [NSTimeZone defaultTimeZone];  
11     // 设置重复间隔  
12     notification.repeatInterval = kCFCalendarUnitDay;  
13     // 推送声音  
14     notification.soundName = UILocalNotificationDefaultSoundName;  
15     // 推送内容  
16     notification.alertBody = @"推送内容";  
17     //显示在icon上的红色圈中的数子  
18     notification.applicationIconBadgeNumber = 1;  
19     //设置userinfo 方便在之后需要撤销的时候使用  
20     NSDictionary *info = [NSDictionary dictionaryWithObject:@"name"forKey:@"key"];  
21     notification.userInfo = info;  
22     //添加推送到UIApplication         
23     UIApplication *app = [UIApplication sharedApplication];  
24     [app scheduleLocalNotification:notification];   
25      
26 }  
27   
28 //***********************************************第二步：接收本地推送 ******************************************** 
29 - (void)application:(UIApplication *)application didReceiveLocalNotification:(UILocalNotification*)notification{  
30     UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"iWeibo" message:notification.alertBody delegate:nil cancelButtonTitle:@"确定" otherButtonTitles:nil];  
31     [alert show];  
32     // 图标上的数字减1  
33     application.applicationIconBadgeNumber -= 1;  
34 }  
35   
36 //***********************************************第三步：解除本地推送*********************************************
37 // 获得 UIApplication  
38 UIApplication *app = [UIApplication sharedApplication];  
39 //获取本地推送数组  
40 NSArray *localArray = [app scheduledLocalNotifications];  
41 //声明本地通知对象  
42 UILocalNotification *localNotification;  
43 if (localArray) {  
44     for (UILocalNotification *noti in localArray) {  
45         NSDictionary *dict = noti.userInfo;  
46         if (dict) {  
47             NSString *inKey = [dict objectForKey:@"key"];  
48             if ([inKey isEqualToString:@"对应的key值"]) {  
49                 if (localNotification){  
50                     [localNotification release];  
51                     localNotification = nil;  
52                 }  
53                 localNotification = [noti retain];  
54                 break;  
55             }  
56         }  
57     }  
58      
59     //判断是否找到已经存在的相同key的推送  
60     if (!localNotification) {  
61         //不存在初始化  
62         localNotification = [[UILocalNotification alloc] init];  
63     }  
64      
65     if (localNotification) {  
66         //不推送 取消推送  
67         [app cancelLocalNotification:localNotification];  
68         [localNotification release];  
69         return;  
70     }  
71 }

 

posted @ 2014-10-09 10:48  激情为梦想而生  阅读(131)  评论(0)  编辑  收藏  举报