| // Copyright 2012 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CHROME_BROWSER_UI_WEBUI_THEME_SOURCE_H_ |
| #define CHROME_BROWSER_UI_WEBUI_THEME_SOURCE_H_ |
| |
| #include <string> |
| |
| #include "base/memory/raw_ptr.h" |
| #include "base/task/single_thread_task_runner.h" |
| #include "content/public/browser/url_data_source.h" |
| |
| class Profile; |
| |
| class ThemeSource : public content::URLDataSource { |
| public: |
| explicit ThemeSource(Profile* profile); |
| ThemeSource(Profile* profile, bool serve_untrusted); |
| |
| ThemeSource(const ThemeSource&) = delete; |
| ThemeSource& operator=(const ThemeSource&) = delete; |
| |
| ~ThemeSource() override; |
| |
| // content::URLDataSource implementation. |
| std::string GetSource() override; |
| void StartDataRequest( |
| const GURL& url, |
| const content::WebContents::Getter& wc_getter, |
| content::URLDataSource::GotDataCallback callback) override; |
| std::string GetMimeType(const GURL& url) override; |
| bool AllowCaching() override; |
| bool ShouldServiceRequest(const GURL& url, |
| content::BrowserContext* browser_context, |
| int render_process_id) override; |
| std::string GetAccessControlAllowOriginForOrigin( |
| const std::string& origin) override; |
| std::string GetContentSecurityPolicy( |
| network::mojom::CSPDirectiveName directive) override; |
| |
| private: |
| // Fetches and sends the theme bitmap. |
| void SendThemeBitmap(content::URLDataSource::GotDataCallback callback, |
| int resource_id, |
| float scale); |
| |
| // Used in place of SendThemeBitmap when the desired scale is larger than |
| // what the resource bundle supports. This can rescale the provided bitmap up |
| // to the desired size. |
| void SendThemeImage(content::URLDataSource::GotDataCallback callback, |
| int resource_id, |
| float scale); |
| |
| // Generates and sends a CSS stylesheet with colors from the |ColorProvider|. |
| // A 'sets' query parameter must be specified to indicate which colors should |
| // be in the stylesheet. e.g chrome://theme/colors.css?sets=ui,chrome |
| void SendColorsCss(const GURL& url, |
| const content::WebContents::Getter& wc_getter, |
| content::URLDataSource::GotDataCallback callback); |
| |
| #if BUILDFLAG(IS_CHROMEOS_ASH) |
| void SendTypographyCss(content::URLDataSource::GotDataCallback callback); |
| #endif |
| |
| // The profile this object was initialized with. |
| raw_ptr<Profile, FlakyDanglingUntriaged> profile_; |
| |
| // Whether this source services chrome-unstrusted://theme. |
| bool serve_untrusted_; |
| }; |
| |
| #endif // CHROME_BROWSER_UI_WEBUI_THEME_SOURCE_H_ |