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// Copyright (c) 2012 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 UI_APP_LIST_PAGE_SWITCHER_H_
#define UI_APP_LIST_PAGE_SWITCHER_H_
#pragma once
#include "base/basictypes.h"
#include "ui/app_list/pagination_model_observer.h"
#include "ui/views/controls/button/button.h"
#include "ui/views/view.h"
namespace app_list {
class PaginationModel;
// PageSwitcher represents its underlying PaginationModel with a button strip.
// Each page in the PageinationModel has a button in the strip and when the
// button is clicked, the corresponding page becomes selected.
class PageSwitcher : public views::View,
public views::ButtonListener,
public PaginationModelObserver {
public:
explicit PageSwitcher(PaginationModel* model);
virtual ~PageSwitcher();
private:
// Overridden from views::View:
virtual gfx::Size GetPreferredSize() OVERRIDE;
virtual void Layout() OVERRIDE;
// Overridden from views::ButtonListener:
virtual void ButtonPressed(views::Button* sender,
const views::Event& event) OVERRIDE;
// Overridden from PaginationModelObserver:
virtual void TotalPagesChanged() OVERRIDE;
virtual void SelectedPageChanged(int old_selected, int new_selected) OVERRIDE;
PaginationModel* model_; // Owned by parent AppListView.
views::View* buttons_; // Owned by views hierarchy.
DISALLOW_COPY_AND_ASSIGN(PageSwitcher);
};
} // namespace app_list
#endif // UI_APP_LIST_PAGE_SWITCHER_H_
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