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+ (CLAuthorizationStatus)authorizationStatus
// CLAuthorizationStatus是一个枚举值：
typedef enum {
    kCLAuthorizationStatusNotDetermined = 0, // User has not yet made a choice with regards to this application
    kCLAuthorizationStatusRestricted,        // This application is not authorized to use location services.  Due
                                             // to active restrictions on location services, the user cannot change
                                             // this status, and may not have personally denied authorization
    kCLAuthorizationStatusDenied,            // User has explicitly denied authorization for this application, or
                                             // location services are disabled in Settings
    kCLAuthorizationStatusAuthorized         // User has authorized this application to use location services
} CLAuthorizationStatus;

+ (CLAuthorizationStatus)authorizationStatus // CLAuthorizationStatus是一个枚举值： typedef enum { kCLAuthorizationStatusNotDetermined = 0, // User has not yet made a choice with regards to this application kCLAuthorizationStatusRestricted, // This application is not authorized to use location services. Due // to active restrictions on location services, the user cannot change // this status, and may not have personally denied authorization kCLAuthorizationStatusDenied, // User has explicitly denied authorization for this application, or // location services are disabled in Settings kCLAuthorizationStatusAuthorized // User has authorized this application to use location services } CLAuthorizationStatus;

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// 判断本地定位服务开启
if([CLLocationManager authorizationStatus] == kCLAuthorizationStatusDenied){
    // 提示用户开启定位服务，PS：iOS8系统会自动检测额
    [SAAlertView showMessage:@"请在系统设置中打开“定位服务”来允许“XXX”确定您的位置"];
}

// 判断本地定位服务开启 if([CLLocationManager authorizationStatus] == kCLAuthorizationStatusDenied){ // 提示用户开启定位服务，PS：iOS8系统会自动检测额 [SAAlertView showMessage:@"请在系统设置中打开“定位服务”来允许“XXX”确定您的位置"]; }