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// Copyright 2014 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 CONTENT_CHILD_WEBTHEMEENGINE_IMPL_DEFAULT_H_
#define CONTENT_CHILD_WEBTHEMEENGINE_IMPL_DEFAULT_H_
#include <stdint.h>
#include "build/build_config.h"
#include "third_party/blink/public/platform/web_theme_engine.h"
namespace content {
class WebThemeEngineDefault : public blink::WebThemeEngine {
public:
// WebThemeEngine methods:
~WebThemeEngineDefault() override;
gfx::Size GetSize(blink::WebThemeEngine::Part) override;
void Paint(cc::PaintCanvas* canvas,
blink::WebThemeEngine::Part part,
blink::WebThemeEngine::State state,
const gfx::Rect& rect,
const blink::WebThemeEngine::ExtraParams* extra_params,
blink::mojom::ColorScheme color_scheme) override;
void GetOverlayScrollbarStyle(
blink::WebThemeEngine::ScrollbarStyle*) override;
bool SupportsNinePatch(Part part) const override;
gfx::Size NinePatchCanvasSize(Part part) const override;
gfx::Rect NinePatchAperture(Part part) const override;
base::Optional<SkColor> GetSystemColor(blink::WebThemeEngine::SystemThemeColor
system_theme_color) const override;
#if defined(OS_WIN)
// Caches the scrollbar metrics. These are retrieved in the browser and passed
// to the renderer in blink::RendererPreferences because the required Windows
// system calls cannot be made in sandboxed renderers.
static void cacheScrollBarMetrics(int32_t vertical_scroll_bar_width,
int32_t horizontal_scroll_bar_height,
int32_t vertical_arrow_bitmap_height,
int32_t horizontal_arrow_bitmap_width);
#endif
blink::ForcedColors GetForcedColors() const override;
void SetForcedColors(const blink::ForcedColors forced_colors) override;
};
} // namespace content
#endif // CONTENT_CHILD_WEBTHEMEENGINE_IMPL_DEFAULT_H_
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