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// Copyright (c) 2010 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_SCROLL_VIEW_CONTAINER_H_
#define VIEWS_CONTROLS_MENU_MENU_SCROLL_VIEW_CONTAINER_H_
#pragma once
#include "views/view.h"
namespace views {
class SubmenuView;
// MenuScrollViewContainer contains the SubmenuView (through a MenuScrollView)
// and two scroll buttons. The scroll buttons are only visible and enabled if
// the preferred height of the SubmenuView is bigger than our bounds.
class MenuScrollViewContainer : public View {
public:
explicit MenuScrollViewContainer(SubmenuView* content_view);
// Returns the buttons for scrolling up/down.
View* scroll_down_button() const { return scroll_down_button_; }
View* scroll_up_button() const { return scroll_up_button_; }
// View overrides.
virtual void OnPaintBackground(gfx::Canvas* canvas);
virtual void Layout();
virtual void OnBoundsChanged();
virtual gfx::Size GetPreferredSize();
virtual AccessibilityTypes::Role GetAccessibleRole();
virtual AccessibilityTypes::State GetAccessibleState();
private:
class MenuScrollView;
// The scroll buttons.
View* scroll_up_button_;
View* scroll_down_button_;
// The scroll view.
MenuScrollView* scroll_view_;
DISALLOW_COPY_AND_ASSIGN(MenuScrollViewContainer);
};
} // namespace views
#endif // VIEWS_CONTROLS_MENU_MENU_SCROLL_VIEW_CONTAINER_H_
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