System/Library/Frameworks/WatchKit.framework

WKSPInterfaceButton.h

NSObject
>
WKSPInterfaceObject

@interface WKSPInterfaceButton : WKSPInterfaceObject

- (void)setEnabled:(BOOL)a0;
- (void)setAttributedTitle:(id)a0;
- (void)setTitle:(id)a0;
- (void)setBackgroundImage:(id)a0;
- (void)setBackgroundImageData:(id)a0;
- (void)setBackgroundImageNamed:(id)a0;

@end