text: /* Generated by RuntimeBrowser
     Image: /System/Library/Frameworks/AppKit.framework/Versions/C/AppKit
   */
  
  @interface _NSBlockSliderAccessoryBehavior : NSSliderAccessoryBehavior {
      id  _handler;
  }
  
  @property (atomic, readonly, copy) id handler;
  
  - (id)copyWithZone:(struct _NSZone { }*)arg1;
  - (void)dealloc;
  - (void)encodeWithCoder:(id)arg1;
  - (void)handleAction:(id)arg1;
  - (id)handler;
  - (id)initWithCoder:(id)arg1;
  - (id)initWithHandler:(id)arg1;
  
  @end
  