System/Library/Frameworks/QuickLookThumbnailing.framework

QLCacheFileIdentifier.h

Download QLCacheFileIdentifier.h

1. NSObject

@interface QLCacheFileIdentifier : NSObject <NSCopying>

+ (Class)versionedFileIdentifierClass;

- (id)copyWithZone:(struct _NSZone { } *)a0;

@end