chrome/browser/ui/cocoa/draggable_button.h

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_UI_COCOA_DRAGGABLE_BUTTON_H_
   6 #define CHROME_BROWSER_UI_COCOA_DRAGGABLE_BUTTON_H_
   7
   8 #import <Cocoa/Cocoa.h>
   9
  10 #import "base/mac/scoped_nsobject.h"
  11 #import "chrome/browser/ui/cocoa/draggable_button_mixin.h"
  12
  13 // Class for buttons that can be drag sources. If the mouse is clicked and moved
  14 // more than a given distance, this class will call |-beginDrag:| instead of
  15 // |-performClick:|. Subclasses should override these two methods.
  16 @interface DraggableButton : NSButton<DraggableButtonMixin> {
  17  @private
  18   base::scoped_nsobject<DraggableButtonImpl> draggableButtonImpl_;
  19 }
  20
  21 @property(readonly, nonatomic) DraggableButtonImpl* draggableButton;
  22
  23 @end
  24
  25 #endif  // CHROME_BROWSER_UI_COCOA_DRAGGABLE_BUTTON_H_