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/*
* Copyright (C) 2017 Igalia S.L.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#if !USE(GTK4) && USE(CAIRO)
#include "RenderThemeGadget.h"
#include <gtk/gtk.h>
#include <wtf/TZoneMalloc.h>
namespace WebCore {
class RenderThemeScrollbar {
WTF_MAKE_TZONE_ALLOCATED(RenderThemeScrollbar);
WTF_MAKE_NONCOPYABLE(RenderThemeScrollbar);
public:
enum class Type {
VerticalScrollbarRight = 1,
VerticalScrollbarLeft,
HorizontalScrollbar,
VerticalScrollIndicatorRight,
VerticalScrollIndicatorLeft,
HorizontalScrollIndicator,
};
static RenderThemeScrollbar& getOrCreate(Type);
static void clearCache();
enum class Mode { Full, Indicator };
enum class VerticalPosition { Right, Left };
RenderThemeScrollbar(GtkOrientation, Mode, VerticalPosition = VerticalPosition::Right);
~RenderThemeScrollbar() = default;
RenderThemeGadget& scrollbar() const { return *m_scrollbar; }
RenderThemeGadget& contents() const { return *m_contents; }
RenderThemeGadget& slider() const { return *m_slider; }
RenderThemeGadget& trough() const { return *m_contents->child(m_troughPosition); }
RenderThemeGadget* stepper(RenderThemeScrollbarGadget::Steppers);
private:
std::unique_ptr<RenderThemeGadget> m_scrollbar;
std::unique_ptr<RenderThemeBoxGadget> m_contents;
std::unique_ptr<RenderThemeGadget> m_slider;
unsigned m_troughPosition;
unsigned m_steppersPosition[4];
};
} // namespace WebCore
#endif // !USE(GTK4) && USE(CAIRO)
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