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_TOOLBAR_TOOLBAR_BUTTON_H_ 6 #define CHROME_BROWSER_UI_COCOA_TOOLBAR_TOOLBAR_BUTTON_H_ 7 #pragma once 8 9 #import <Cocoa/Cocoa.h> 10 11 // NSButton subclass which handles middle mouse clicking. 12 13 @interface ToolbarButton : NSButton { 14 @protected 15 // YES when middle mouse clicks should be handled. 16 BOOL handleMiddleClick_; 17 18 // YES when a middle mouse click is being handled. This is set to YES by an 19 // NSOtherMouseDown event, and NO by an NSOtherMouseUp event. While this is 20 // YES, other mouse button events should be ignored. 21 BOOL handlingMiddleClick_; 22 } 23 24 // Whether or not to handle the mouse middle click events. 25 @property(assign, nonatomic) BOOL handleMiddleClick; 26 27 @end 28 29 @interface ToolbarButton (ExposedForTesting) 30 - (BOOL)shouldHandleEvent:(NSEvent*)theEvent; 31 @end 32 33 #endif // CHROME_BROWSER_UI_COCOA_TOOLBAR_TOOLBAR_BUTTON_H_ 34