1 // Copyright 2013 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 UI_BASE_COCOA_CONTROLS_HOVER_IMAGE_MENU_BUTTON_H_ 6 #define UI_BASE_COCOA_CONTROLS_HOVER_IMAGE_MENU_BUTTON_H_ 7 8 #import <Cocoa/Cocoa.h> 9 10 #import "ui/base/cocoa/tracking_area.h" 11 #include "ui/base/ui_base_export.h" 12 13 @class HoverImageMenuButtonCell; 14 15 // An NSPopUpButton that additionally tracks mouseover state and calls 16 // [[self cell] setHovered:flag] when the hover state changes. Uses 17 // HoverImageMenuButtonCell as the default cellClass. Note that the menu item at 18 // index 0 is ignored and client code should populate it with a dummy item. 19 UI_BASE_EXPORT 20 @interface HoverImageMenuButton : NSPopUpButton { 21 @private 22 ui::ScopedCrTrackingArea trackingArea_; 23 } 24 25 - (HoverImageMenuButtonCell*)hoverImageMenuButtonCell; 26 27 @end 28 29 #endif // UI_BASE_COCOA_CONTROLS_HOVER_IMAGE_MENU_BUTTON_H_ 30