访问权限0630 2016

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//相册

#import <AssetsLibrary/AssetsLibrary.h>

1. ALAuthorizationStatus author = [ALAssetsLibraryauthorizationStatus];  
2.     if (author == kCLAuthorizationStatusRestricted || author ==kCLAuthorizationStatusDenied){  
3.         //无权限  
4.     }  

//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];

                });

            }

        }];

    }

访问权限0630 2016

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原文地址：http://www.cnblogs.com/gzz2016/p/5630238.html