| // Copyright (c) 2012 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 CHROME_BROWSER_UI_WEBUI_THEME_SOURCE_H_ |
| #define CHROME_BROWSER_UI_WEBUI_THEME_SOURCE_H_ |
| |
| #include <string> |
| |
| #include "base/compiler_specific.h" |
| #include "base/macros.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/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() override; |
| |
| // content::URLDataSource implementation. |
| std::string GetSource() const override; |
| void StartDataRequest( |
| const std::string& path, |
| const content::ResourceRequestInfo::WebContentsGetter& wc_getter, |
| const content::URLDataSource::GotDataCallback& callback) override; |
| std::string GetMimeType(const std::string& path) const override; |
| scoped_refptr<base::SingleThreadTaskRunner> TaskRunnerForRequestPath( |
| const std::string& path) const override; |
| bool AllowCaching() const override; |
| bool ShouldServiceRequest(const GURL& url, |
| content::ResourceContext* resource_context, |
| int render_process_id) const override; |
| |
| private: |
| // Fetches and sends the theme bitmap. |
| void SendThemeBitmap(const 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(const content::URLDataSource::GotDataCallback& callback, |
| int resource_id, |
| float scale); |
| |
| // The profile this object was initialized with. |
| Profile* profile_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ThemeSource); |
| }; |
| |
| #endif // CHROME_BROWSER_UI_WEBUI_THEME_SOURCE_H_ |