/* -*- Mode: C++; tab-width: 40; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_widget_ScrollbarDrawingGTK_h
#define mozilla_widget_ScrollbarDrawingGTK_h
#include "nsITheme.h"
#include "nsNativeTheme.h"
#include "ScrollbarDrawing.h"
namespace mozilla::widget {
class ScrollbarDrawingGTK final :
public ScrollbarDrawing {
public:
ScrollbarDrawingGTK() : ScrollbarDrawing(Kind::Gtk) {}
virtual ~ScrollbarDrawingGTK() =
default;
LayoutDeviceIntSize GetMinimumWidgetSize(nsPresContext*,
StyleAppearance aAppearance,
nsIFrame* aFrame) override;
Maybe<nsITheme::Transparency> GetScrollbarPartTransparency(
nsIFrame* aFrame, StyleAppearance aAppearance) override;
template <
typename PaintBackendData>
bool DoPaintScrollbarThumb(PaintBackendData&,
const LayoutDeviceRect&,
ScrollbarKind, nsIFrame*,
const ComputedStyle&,
const ElementState& aElementState,
const DocumentState& aDocumentState,
const Colors&,
const DPIRatio&);
bool PaintScrollbarThumb(DrawTarget&,
const LayoutDeviceRect&, ScrollbarKind,
nsIFrame*,
const ComputedStyle& aStyle,
const ElementState& aElementState,
const DocumentState& aDocumentState,
const Colors&,
const DPIRatio&) override;
bool PaintScrollbarThumb(WebRenderBackendData&,
const LayoutDeviceRect&,
ScrollbarKind, nsIFrame*,
const ComputedStyle& aStyle,
const ElementState& aElementState,
const DocumentState& aDocumentState,
const Colors&,
const DPIRatio&) override;
void RecomputeScrollbarParams() override;
bool ShouldDrawScrollbarButtons() override;
};
}
// namespace mozilla::widget
#endif
