ios/web/webui/web_ui_ios_controller_factory_registry.h

   1 // Copyright 2014 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 IOS_WEB_WEBUI_WEB_UI_IOS_CONTROLLER_FACTORY_REGISTRY_H_
   6 #define IOS_WEB_WEBUI_WEB_UI_IOS_CONTROLLER_FACTORY_REGISTRY_H_
   7
   8 #include "base/memory/singleton.h"
   9 #include "ios/public/provider/web/web_ui_ios_controller_factory.h"
  10
  11 namespace web {
  12
  13 // A singleton which holds on to all the registered WebUIIOSControllerFactory
  14 // instances.
  15 class WebUIIOSControllerFactoryRegistry : public WebUIIOSControllerFactory {
  16  public:
  17   static WebUIIOSControllerFactoryRegistry* GetInstance();
  18
  19   // WebUIIOSControllerFactory implementation. Each method loops through the
  20   // same method on all the factories.
  21   WebUIIOSController* CreateWebUIIOSControllerForURL(
  22       WebUIIOS* web_ui,
  23       const GURL& url) const override;
  24
  25  private:
  26   friend struct base::DefaultSingletonTraits<WebUIIOSControllerFactoryRegistry>;
  27
  28   WebUIIOSControllerFactoryRegistry();
  29   ~WebUIIOSControllerFactoryRegistry() override;
  30
  31   DISALLOW_COPY_AND_ASSIGN(WebUIIOSControllerFactoryRegistry);
  32 };
  33
  34 }  // namespace web
  35
  36 #endif  // IOS_WEB_WEBUI_WEB_UI_IOS_CONTROLLER_FACTORY_REGISTRY_H_