如何知道位置服务对话框是否在iOS中显示?

检查 CLAuthorizationStatus 在此枚举中,您可以找到一个名为 notDetermined 当用户尚未做出选择时返回。

// User has not yet made a choice with regards to this application
case notDetermined

实例

    if(self.locationManager.authorizationStatus == .notDetermined)
    {
        //Do whatever you want here
    }