| // Copyright (c) 2018 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_APPS_APP_SERVICE_APP_ICON_SOURCE_H_ |
| #define CHROME_BROWSER_APPS_APP_SERVICE_APP_ICON_SOURCE_H_ |
| |
| #include "base/macros.h" |
| #include "content/public/browser/url_data_source.h" |
| |
| class Profile; |
| |
| namespace apps { |
| |
| // AppIconSource serves app icons through the AppServiceProxy. |
| // Icons can be retrieved for any installed app. |
| // |
| // To request an icon the AppIconSource must have been initialized via |
| // content::URLDataSource::Add(). |
| // |
| // The format for requesting an icon is as follows: |
| // chrome://app-icon/<app_id>/<icon_size> |
| // |
| // Parameters: |
| // <app_id> = the id of the app |
| // <icon_size> = the desired size in DIP of the icon |
| // |
| // We attempt to load icons from the following sources in order: |
| // 1) The icon listed through the AppServiceProxy |
| // 2) The default icon if there are no matches |
| |
| class AppIconSource : public content::URLDataSource { |
| public: |
| explicit AppIconSource(Profile* profile); |
| ~AppIconSource() override; |
| |
| // content::URLDataSource implementation. |
| std::string GetSource() override; |
| void StartDataRequest( |
| const std::string& path, |
| const content::WebContents::Getter& wc_getter, |
| const content::URLDataSource::GotDataCallback& callback) override; |
| std::string GetMimeType(const std::string&) override; |
| bool AllowCaching() override; |
| bool ShouldReplaceExistingSource() override; |
| |
| private: |
| Profile* profile_; |
| |
| DISALLOW_COPY_AND_ASSIGN(AppIconSource); |
| }; |
| |
| } // namespace apps |
| |
| #endif // CHROME_BROWSER_APPS_APP_SERVICE_APP_ICON_SOURCE_H_ |