初始化

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


[[UMengAnalyticsManager sharedInstance] prepareUMSetting:UMENG_APPKEY appStoreId:@"com.sample.Test" checkConfig:NO];

    .....

}

调用

- (void)applicationDidBecomeActive:(UIApplication *)application
{

[[UMengAnalyticsManager sharedInstance] startCheckUpdate]; 

 .....

}