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// Copyright (c) 2011 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_SCROLLBAR_BASE_SCROLL_BAR_BUTTON_H_
#define VIEWS_CONTROLS_SCROLLBAR_BASE_SCROLL_BAR_BUTTON_H_
#pragma once
#include "views/controls/button/custom_button.h"
#include "views/repeat_controller.h"
#if defined(OS_LINUX)
#include "ui/gfx/screen.h"
#endif
namespace views {
///////////////////////////////////////////////////////////////////////////////
//
// ScrollBarButton
//
// A button that activates on mouse pressed rather than released, and that
// continues to fire the clicked action as the mouse button remains pressed
// down on the button.
//
///////////////////////////////////////////////////////////////////////////////
class VIEWS_EXPORT BaseScrollBarButton : public CustomButton {
public:
explicit BaseScrollBarButton(ButtonListener* listener);
virtual ~BaseScrollBarButton();
protected:
virtual bool OnMousePressed(const MouseEvent& event) OVERRIDE;
virtual void OnMouseReleased(const MouseEvent& event) OVERRIDE;
virtual void OnMouseCaptureLost() OVERRIDE;
private:
void NotifyClick();
// The repeat controller that we use to repeatedly click the button when the
// mouse button is down.
RepeatController repeater_;
DISALLOW_COPY_AND_ASSIGN(BaseScrollBarButton);
};
} // namespace views
#endif // VIEWS_CONTROLS_SCROLLBAR_BASE_SCROLL_BAR_BUTTON_H_
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