- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary )launchOptions
{
/
本地通知的应用场景:
1.闹铃类的应用
2.简单地单机游戏,比如开心农场
3.阅读或者小说类的应用
*/
//在iOS8之后,推送接收不到消息,需要我们手动设置
float systemVersion = [[UIDevice currentDevice].systemVersion floatValue];
if (systemVersion >= 8.0)
{
//设置推送的类型
UIUserNotificationType type = UIUserNotificationTypeAlert|UIUserNotificationTypeBadge|UIUserNotificationTypeSound;
//将设置的类型添加到设置对象里面
UIUserNotificationSettings * settings = [UIUserNotificationSettings settingsForTypes:type categories:nil];
//将设置的内容添加到系统管理里面
[[UIApplication sharedApplication] registerUserNotificationSettings:settings];
}
//创建一个本地通知任务
[self createLocalNotification];
//取消本地通知任务
[self cancelLocalNotification];
return YES;
}
#pragma mark - 处理小红点的个数
//接收到本地通知任务之后所做的操作
-(void)application:(UIApplication *)application didReceiveLocalNotification:(UILocalNotification *)notification
{
notification.applicationIconBadgeNumber = 0;
}
//应用将要进入前台的时候
- (void)applicationWillEnterForeground:(UIApplication *)application {
application.applicationIconBadgeNumber = 0;
}
#pragma mark - 取消本地通知任务
-(void)cancelLocalNotification
{
//方式一:直接取消全部的通知任务
//[[UIApplication sharedApplication]cancelAllLocalNotifications];
//方式二:取消指定条件下的通知任务
//首先获取系统管理里面全部的通知任务
NSArray * notifications = [[UIApplication sharedApplication]scheduledLocalNotifications];
for (UILocalNotification * noti in notifications)
{
//通过条件判断,取消指定条件下的通知任务
if ([noti.alertBody isEqualToString:@""])
{
[[UIApplication sharedApplication]cancelLocalNotification:noti];
//处理小红点的数目
noti.applicationIconBadgeNumber = 0;
}
}
}
#pragma mark - 创建本地通知任务
-(void)createLocalNotification
{
//创建对象
UILocalNotification * localNotification = [[UILocalNotification alloc]init];
//设置推送时间,从当前时间开始计算多长时间之后开始推送
localNotification.fireDate = [NSDate dateWithTimeIntervalSinceNow:10];
//设置推送重复的周期,相隔多长时间推送一次
localNotification.repeatInterval = NSCalendarUnitHour;
//设置推送的时区,使用默认的时区
localNotification.timeZone = [NSTimeZone defaultTimeZone];
//设置需要推送的内容
localNotification.alertBody = @"亲~~~不要忘了吃药,千万不要放弃治疗";
//设置推送消息时的音效
localNotification.soundName =@"音效.caf";
//设置接收到消息之后的小圆点数目
localNotification.applicationIconBadgeNumber = 1;
//将本地通知任务添加到系统管理里面
[[UIApplication sharedApplication]scheduleLocalNotification:localNotification];
}
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