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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 CHROME_BROWSER_CHROMEOS_STATUS_VOLUME_MENU_BUTTON_H_
#define CHROME_BROWSER_CHROMEOS_STATUS_VOLUME_MENU_BUTTON_H_
#pragma once
#include "base/compiler_specific.h"
#include "chrome/browser/chromeos/audio/audio_handler.h"
#include "chrome/browser/chromeos/status/status_area_button.h"
#include "ui/views/controls/button/menu_button_listener.h"
#include "ui/views/controls/menu/menu_delegate.h"
namespace chromeos {
// The volume button in the status area.
class VolumeMenuButton : public StatusAreaButton,
public views::MenuDelegate,
public views::MenuButtonListener,
public AudioHandler::VolumeObserver {
public:
explicit VolumeMenuButton(StatusAreaButton::Delegate* delegate);
virtual ~VolumeMenuButton();
// Update the volume icon.
void UpdateIcon();
protected:
// StatusAreaButton implementation.
virtual int icon_width() OVERRIDE;
private:
// views::View implementation.
virtual void OnLocaleChanged() OVERRIDE;
// views::MenuButtonListener implementation.
virtual void OnMenuButtonClicked(views::View* source,
const gfx::Point& point) OVERRIDE;
// AudioHandler::VolumeObserver implementation.
virtual void OnVolumeChanged() OVERRIDE;
DISALLOW_COPY_AND_ASSIGN(VolumeMenuButton);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_STATUS_VOLUME_MENU_BUTTON_H_
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