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      1 // Copyright 2014 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_VIEWS_CONTROLS_MENU_MENU_MESSAGE_LOOP_AURA_H_
      6 #define UI_VIEWS_CONTROLS_MENU_MENU_MESSAGE_LOOP_AURA_H_
      7 
      8 #include "base/callback.h"
      9 #include "base/compiler_specific.h"
     10 #include "base/memory/scoped_ptr.h"
     11 #include "ui/views/controls/menu/menu_message_loop.h"
     12 
     13 namespace base {
     14 class MessagePumpDispatcher;
     15 }
     16 
     17 namespace ui {
     18 class ScopedEventDispatcher;
     19 }
     20 
     21 namespace views {
     22 
     23 class MenuMessageLoopAura : public MenuMessageLoop {
     24  public:
     25   MenuMessageLoopAura();
     26   virtual ~MenuMessageLoopAura();
     27 
     28   // Overridden from MenuMessageLoop:
     29   virtual void Run(MenuController* controller,
     30                    Widget* owner,
     31                    bool nested_menu) OVERRIDE;
     32   virtual bool ShouldQuitNow() const OVERRIDE;
     33   virtual void QuitNow() OVERRIDE;
     34   virtual void RepostEventToWindow(const ui::LocatedEvent& event,
     35                                    gfx::NativeWindow window,
     36                                    const gfx::Point& screen_loc) OVERRIDE;
     37   virtual void ClearOwner() OVERRIDE;
     38 
     39  private:
     40   // Owner of child windows.
     41   // WARNING: this may be NULL.
     42   Widget* owner_;
     43 
     44   scoped_ptr<ui::ScopedEventDispatcher> nested_dispatcher_;
     45   base::Closure message_loop_quit_;
     46 
     47   DISALLOW_COPY_AND_ASSIGN(MenuMessageLoopAura);
     48 };
     49 
     50 }  // namespace views
     51 
     52 #endif  // UI_VIEWS_CONTROLS_MENU_MENU_MESSAGE_LOOP_AURA_H_
     53