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				https://bitbucket.org/chromiumembedded/cef
				synced 2025-06-05 21:39:12 +02:00 
			
		
		
		
	To test:
- Run `cefclient --enable-chrome-runtime --use-alloy-style
                 --use-chrome-style-window [--background-color=green]`
- OS and Chrome theme changes behave as expected.
		
	
		
			
				
	
	
		
			110 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			110 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| // Copyright 2024 The Chromium Embedded Framework Authors. All rights reserved.
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| // Use of this source code is governed by a BSD-style license that can be found
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| // in the LICENSE file.
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| 
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| #include "cef/libcef/browser/views/widget.h"
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| 
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| #include "cef/libcef/browser/chrome/views/chrome_browser_frame.h"
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| #include "cef/libcef/browser/views/view_util.h"
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| #include "cef/libcef/browser/views/widget_impl.h"
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| #include "cef/libcef/browser/views/window_impl.h"
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| #include "chrome/browser/profiles/profile.h"
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| #include "chrome/browser/themes/theme_service.h"
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| #include "chrome/browser/themes/theme_service_factory.h"
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| 
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| namespace {
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| 
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| ui::ColorProviderKey::SchemeVariant GetSchemeVariant(
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|     ui::mojom::BrowserColorVariant color_variant) {
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|   using BCV = ui::mojom::BrowserColorVariant;
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|   using SV = ui::ColorProviderKey::SchemeVariant;
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|   static constexpr auto kSchemeVariantMap = base::MakeFixedFlatMap<BCV, SV>({
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|       {BCV::kTonalSpot, SV::kTonalSpot},
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|       {BCV::kNeutral, SV::kNeutral},
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|       {BCV::kVibrant, SV::kVibrant},
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|       {BCV::kExpressive, SV::kExpressive},
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|   });
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|   return kSchemeVariantMap.at(color_variant);
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| }
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| 
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| }  // namespace
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| 
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| // static
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| CefWidget* CefWidget::Create(CefWindowView* window_view) {
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|   if (window_view->IsChromeStyle()) {
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|     return new ChromeBrowserFrame(window_view);
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|   }
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|   return new CefWidgetImpl(window_view);
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| }
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| 
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| // static
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| CefWidget* CefWidget::GetForWidget(views::Widget* widget) {
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|   if (auto window = view_util::GetWindowFor(widget)) {
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|     if (auto* window_view =
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|             static_cast<CefWindowImpl*>(window.get())->cef_window_view()) {
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|       if (window_view->IsChromeStyle()) {
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|         return static_cast<ChromeBrowserFrame*>(widget);
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|       }
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|       return static_cast<CefWidgetImpl*>(widget);
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|     }
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|   }
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|   return nullptr;
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| }
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| 
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| // static
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| ui::ColorProviderKey CefWidget::GetColorProviderKey(
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|     const ui::ColorProviderKey& widget_key,
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|     Profile* profile) {
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|   // Based on BrowserFrame::GetColorProviderKey.
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|   auto key = widget_key;
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| 
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|   const auto* theme_service = ThemeServiceFactory::GetForProfile(profile);
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|   CHECK(theme_service);
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| 
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|   // color_mode.
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|   [&key, theme_service]() {
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|     const auto browser_color_scheme = theme_service->GetBrowserColorScheme();
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|     if (browser_color_scheme != ThemeService::BrowserColorScheme::kSystem) {
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|       key.color_mode =
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|           browser_color_scheme == ThemeService::BrowserColorScheme::kLight
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|               ? ui::ColorProviderKey::ColorMode::kLight
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|               : ui::ColorProviderKey::ColorMode::kDark;
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|     }
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|   }();
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| 
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|   // user_color.
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|   // Device theme retains the user_color from `Widget`.
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|   if (!theme_service->UsingDeviceTheme()) {
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|     if (theme_service->UsingAutogeneratedTheme()) {
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|       key.user_color = theme_service->GetAutogeneratedThemeColor();
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|     } else if (auto user_color = theme_service->GetUserColor()) {
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|       key.user_color = user_color;
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|     }
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|   }
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| 
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|   // user_color_source.
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|   if (theme_service->UsingDeviceTheme()) {
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|     key.user_color_source = ui::ColorProviderKey::UserColorSource::kAccent;
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|   } else if (theme_service->GetIsGrayscale()) {
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|     key.user_color_source = ui::ColorProviderKey::UserColorSource::kGrayscale;
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|   } else if (theme_service->GetIsBaseline()) {
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|     key.user_color_source = ui::ColorProviderKey::UserColorSource::kBaseline;
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|   } else {
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|     CHECK(key.user_color.has_value());
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|     key.user_color_source = ui::ColorProviderKey::UserColorSource::kAccent;
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|   }
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| 
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|   // scheme_variant.
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|   ui::mojom::BrowserColorVariant color_variant =
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|       theme_service->GetBrowserColorVariant();
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|   if (!theme_service->UsingDeviceTheme() &&
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|       color_variant != ui::mojom::BrowserColorVariant::kSystem) {
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|     key.scheme_variant = GetSchemeVariant(color_variant);
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|   }
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| 
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|   // frame_type.
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|   key.frame_type = ui::ColorProviderKey::FrameType::kNative;
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| 
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|   return key;
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| }
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