| // 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; |
| blink::WebSize GetSize(blink::WebThemeEngine::Part) override; |
| void Paint(cc::PaintCanvas* canvas, |
| blink::WebThemeEngine::Part part, |
| blink::WebThemeEngine::State state, |
| const blink::WebRect& rect, |
| const blink::WebThemeEngine::ExtraParams* extra_params, |
| blink::WebColorScheme color_scheme) override; |
| void GetOverlayScrollbarStyle( |
| blink::WebThemeEngine::ScrollbarStyle*) override; |
| bool SupportsNinePatch(Part part) const override; |
| blink::WebSize NinePatchCanvasSize(Part part) const override; |
| blink::WebRect 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::mojom::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_ |