访问权限0630 2016

//相册

#import <AssetsLibrary/AssetsLibrary.h>

 

 

ALAuthorizationStatus author = [ALAssetsLibraryauthorizationStatus];
    if (author == kCLAuthorizationStatusRestricted || author ==kCLAuthorizationStatusDenied){
        //无权限
    }

 

//gzz0630 照相机

    NSString * mediaType = AVMediaTypeVideo;

    AVAuthorizationStatus  authorizationStatus = [AVCaptureDevice authorizationStatusForMediaType:mediaType];

    if (authorizationStatus == AVAuthorizationStatusRestricted|| authorizationStatus == AVAuthorizationStatusDenied) {

        UIAlertView *alertView = [[UIAlertView alloc] initWithTitle:@"相机访问受限" message:@"请在“设置-隐私-相机”选项中允许肝胆相照访问你的相机" delegate:nil cancelButtonTitle:@"确定" otherButtonTitles: nil];

        [alertView show];//gzz0630

    }else{}

 

 

//录音

  AVAudioSession *avSession = [AVAudioSession sharedInstance];

    

    if ([avSession respondsToSelector:@selector(requestRecordPermission:)]) {

        

        [avSession requestRecordPermission:^(BOOL available) {

            

            if (available) {

                if (self.playVoiceMessage) {

       

            }

            else

            {

                dispatch_async(dispatch_get_main_queue(), ^{//gzz0630

                    [[[UIAlertView alloc] initWithTitle:@"无法录音" message:@"请在“设置-隐私-麦克风”选项中允许肝胆相照访问你的麦克风" delegate:nil cancelButtonTitle:@"确定" otherButtonTitles:nil] show];

                });

            }

        }];

        

    }