ash/system/tray/tray_popup_header_button.h

// Copyright 2013 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 ASH_SYSTEM_TRAY_TRAY_POPUP_HEADER_BUTTON_H_
#define ASH_SYSTEM_TRAY_TRAY_POPUP_HEADER_BUTTON_H_

#include "ash/ash_export.h"
#include "base/macros.h"
#include "ui/views/controls/button/image_button.h"

namespace ash {

// A ToggleImageButton with fixed size, paddings and hover effects. These
// buttons are used in the header.
class ASH_EXPORT TrayPopupHeaderButton : public views::ToggleImageButton {
 public:
  static const char kViewClassName[];

  TrayPopupHeaderButton(views::ButtonListener* listener,
                        const gfx::ImageSkia& icon,
                        int accessible_name_id);
  TrayPopupHeaderButton(views::ButtonListener* listener,
                        int enabled_resource_id,
                        int disabled_resource_id,
                        int enabled_resource_id_hover,
                        int disabled_resource_id_hover,
                        int accessible_name_id);
  ~TrayPopupHeaderButton() override;

 private:
  // Overridden from views::View:
  const char* GetClassName() const override;
  gfx::Size CalculatePreferredSize() const override;

  // Overridden from views::Button:
  void StateChanged(ButtonState old_state) override;

  void Initialize(const gfx::ImageSkia& icon, int accessible_name_id);

  DISALLOW_COPY_AND_ASSIGN(TrayPopupHeaderButton);
};

}  // namespace ash

#endif  // ASH_SYSTEM_TRAY_TRAY_POPUP_HEADER_BUTTON_H_