15
15
- (void)performSelectorOnMainThread:(SEL)aSelector withObject:(id)arg waitUntilDone:(BOOL)wait;
21
21
NSMutableSet *downloadedURLs;
22
22
NSMutableDictionary *downloadCache;
27
28
@property(nonatomic) int imageSize;
30
32
- (void)download:(NSString*)artID;