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// Copyright (c) 2009 The Chromium Authors. All rights reserved. Use of this
// source code is governed by a BSD-style license that can be found in the
// LICENSE file.
#ifndef VIEWS_CONTROLS_MENU_MENU_WRAPPER_H_
#define VIEWS_CONTROLS_MENU_MENU_WRAPPER_H_
#include "gfx/native_widget_types.h"
namespace gfx {
class Point;
}
namespace views {
class Menu2;
// An interface that wraps an object that implements a menu.
class MenuWrapper {
public:
virtual ~MenuWrapper() {}
// Runs the menu at the specified point. This blocks until done.
virtual void RunMenuAt(const gfx::Point& point, int alignment) = 0;
// Cancels the active menu.
virtual void CancelMenu() = 0;
// Called when the model supplying data to this menu has changed, and the menu
// must be rebuilt.
virtual void Rebuild() = 0;
// Called when the states of the items in the menu must be updated from the
// model.
virtual void UpdateStates() = 0;
// Retrieve a native menu handle.
virtual gfx::NativeMenu GetNativeMenu() const = 0;
// Creates the appropriate instance of this wrapper for the current platform.
static MenuWrapper* CreateWrapper(Menu2* menu);
};
} // namespace views
#endif // VIEWS_CONTROLS_MENU_MENU_WRAPPER_H_
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