This NSControl subclass represents a button control in the user interface. A button works by sending out an action message whenever a mouse-down and mouse-up event occurs within the button area. The associated NSCell subclass for NSButton is NSButtonCell, described next.

@interface NSButton : NSControl
// Accessor Methods
- (void)setImagePosition:(NSCellImagePosition)aPosition;
- (NSCellImagePosition)imagePosition;
- (void)setTitle:(NSString *)aString;
- (NSString *)title;
- (void)setAlternateTitle:(NSString *)aString;
- (NSString *)alternateTitle;
- (void)setKeyEquivalentModifierMask:(unsigned int)mask;
- (unsigned int)keyEquivalentModifierMask;
- (void)setImage:(NSImage *)image;
- (NSImage *)image;
- (void)setAlternateImage:(NSImage *)image;
- (NSImage *)alternateImage;
- (void)setKeyEquivalent:(NSString *)charCode;
- (NSString *)keyEquivalent;
- (void)setAttributedTitle:(NSAttributedString *)aString;
- (NSAttributedString *)attributedTitle;
- (void)setAllowsMixedState:(BOOL)flag;
- (BOOL)allowsMixedState;
- (void)setAttributedAlternateTitle:(NSAttributedString *)obj;
- (NSAttributedString *)attributedAlternateTitle;
- (void)setBordered:(BOOL)flag;
- (void)setSound:(NSSound *)aSound;
- (NSSound *)sound;
- (void)setPeriodicDelay:(float)delay interval:(float)interval;
- (void)setTransparent:(BOOL)flag;
- (void)setButtonType:(NSButtonType)aType;
- (void)setState:(int)value;
- (int)state;
- (void)setNextState;
// Instance Methods
- (BOOL)showsBorderOnlyWhileMouseInside;
- (NSBezelStyle)bezelStyle;
- (void)getPeriodicDelay:(float *)delay interval:(float *)interval;
- (void)highlight:(BOOL)flag;
- (BOOL)isBordered;
- (BOOL)isTransparent;
- (void)setBezelStyle:(NSBezelStyle)bezelStyle;
- (void)setShowsBorderOnlyWhileMouseInside:(BOOL)show;
- (BOOL)performKeyEquivalent:(NSEvent *)key;

Subclasses

NSPopUpButton