System/Library/Frameworks/QuickLookThumbnailing.framework

QLTThumbnailOperation.h

Download QLTThumbnailOperation.h

1. NSObject
2. >
3. NSOperation
4. >
5. QLThumbnailRequestOperation

@class UIImage, NSError;

@interface QLTThumbnailOperation : QLThumbnailRequestOperation

@property (readonly) UIImage *image;
@property (readonly) NSError *error;
@property (copy) id /* block */ needsAdditionalTime;

- (void).cxx_destruct;

@end