1 // Copyright 2016 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CHROME_BROWSER_UI_WEBUI_SETTINGS_SYSTEM_HANDLER_H_ 6 #define CHROME_BROWSER_UI_WEBUI_SETTINGS_SYSTEM_HANDLER_H_ 7 8 #include "base/macros.h" 9 #include "chrome/browser/ui/webui/settings/settings_page_ui_handler.h" 10 11 namespace base { 12 class ListValue; 13 } 14 15 namespace content { 16 class WebUIDataSource; 17 } 18 19 namespace settings { 20 21 class SystemHandler : public SettingsPageUIHandler { 22 public: 23 SystemHandler(); 24 ~SystemHandler() override; 25 26 // Populates handler-specific loadTimeData values used by the system page. 27 static void AddLoadTimeData(content::WebUIDataSource* data_source); 28 29 // SettingsPageUIHandler: 30 void RegisterMessages() override; OnJavascriptAllowed()31 void OnJavascriptAllowed() override {} OnJavascriptDisallowed()32 void OnJavascriptDisallowed() override {} 33 34 private: 35 // Handler for the "showProxySettings" message. No args. 36 void HandleShowProxySettings(const base::ListValue* /*args*/); 37 38 DISALLOW_COPY_AND_ASSIGN(SystemHandler); 39 }; 40 41 } // namespace settings 42 43 #endif // CHROME_BROWSER_UI_WEBUI_SETTINGS_SYSTEM_HANDLER_H_ 44