我正在尝试使用新的iOS 7功能UIBackgroundModes Fetch在后台下载一些文件,文件正在后台成功下载
但是我想要when my download completes in the background,App should come in the Foreground,我在didFinishLaunchingWithOptions中也调用了setMinimumBackgroundFetchInterval方法。但在下载完成后,application:performFetchWithCompletionHa