小编use*_*267的帖子

我正在尝试更改我正在开发的应用程序的徽章.关闭时,遗憾的是我只是在没有更改徽章的情况下通知了一条消息.

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

[application registerForRemoteNotificationTypes:UIRemoteNotificationTypeAlert | UIRemoteNotificationTypeSound | UIRemoteNotificationTypeBadge];

NSDictionary* userInfo = [launchOptions valueForKey:@"UIApplicationLaunchOptionsRemoteNotificationKey"];
NSDictionary *apsInfo = [userInfo objectForKey:@"aps"];

NSInteger badge = [[apsInfo objectForKey:@"badge"] integerValue];
if( [apsInfo objectForKey:@"alert"] != NULL)
{
    application.applicationIconBadgeNumber = badge;
}

但这并没有改变任何事情.我没有找到任何解决方案.在推送通知到达时调用了什么方法并且应用程序已关闭？我还补充说:

- (void)application:(UIApplication *)application didReceiveRemoteNotification:(NSDictionary *)userInfo {

#if !TARGET_IPHONE_SIMULATOR

NSLog(@"remote notification: %@",[userInfo description]);
NSDictionary *apsInfo = [userInfo objectForKey:@"aps"];

NSString *alert = [apsInfo objectForKey:@"alert"];
NSLog(@"Received Push Alert: %@", alert);

NSString *badge = [apsInfo objectForKey:@"badge"];
NSLog(@"Received Push Badge: %@", badge);
application.applicationIconBadgeNumber = [[apsInfo …