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      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 UI_KEYBOARD_WEBUI_VK_WEBUI_CONTROLLER_H_
      6 #define UI_KEYBOARD_WEBUI_VK_WEBUI_CONTROLLER_H_
      7 
      8 #include "base/macros.h"
      9 #include "base/memory/singleton.h"
     10 #include "base/memory/weak_ptr.h"
     11 #include "content/public/browser/web_ui_controller.h"
     12 #include "content/public/browser/web_ui_controller_factory.h"
     13 #include "mojo/public/cpp/bindings/interface_request.h"
     14 #include "mojo/public/cpp/system/core.h"
     15 #include "ui/keyboard/keyboard_export.h"
     16 #include "ui/keyboard/webui/keyboard.mojom.h"
     17 
     18 namespace content {
     19 class WebUIDataSource;
     20 }
     21 
     22 namespace keyboard {
     23 
     24 class VKMojoHandler;
     25 
     26 class VKWebUIController : public content::WebUIController {
     27  public:
     28   explicit VKWebUIController(content::WebUI* web_ui);
     29   virtual ~VKWebUIController();
     30 
     31  private:
     32   void CreateAndStoreUIHandler(
     33       mojo::InterfaceRequest<KeyboardUIHandlerMojo> request);
     34 
     35   // content::WebUIController:
     36   virtual void RenderViewCreated(content::RenderViewHost* host) OVERRIDE;
     37 
     38   scoped_ptr<VKMojoHandler> ui_handler_;
     39   base::WeakPtrFactory<VKWebUIController> weak_factory_;
     40 
     41   DISALLOW_COPY_AND_ASSIGN(VKWebUIController);
     42 };
     43 
     44 class KEYBOARD_EXPORT VKWebUIControllerFactory
     45     : public content::WebUIControllerFactory {
     46  public:
     47   // WebUIControllerFactory:
     48   virtual content::WebUI::TypeID GetWebUIType(
     49       content::BrowserContext* browser_context,
     50       const GURL& url) const OVERRIDE;
     51   virtual bool UseWebUIForURL(content::BrowserContext* browser_context,
     52                               const GURL& url) const OVERRIDE;
     53   virtual bool UseWebUIBindingsForURL(content::BrowserContext* browser_context,
     54                                       const GURL& url) const OVERRIDE;
     55   virtual content::WebUIController* CreateWebUIControllerForURL(
     56       content::WebUI* web_ui,
     57       const GURL& url) const OVERRIDE;
     58 
     59   static VKWebUIControllerFactory* GetInstance();
     60 
     61  protected:
     62   VKWebUIControllerFactory();
     63   virtual ~VKWebUIControllerFactory();
     64 
     65  private:
     66   friend struct DefaultSingletonTraits<VKWebUIControllerFactory>;
     67 
     68   DISALLOW_COPY_AND_ASSIGN(VKWebUIControllerFactory);
     69 };
     70 
     71 }  // namespace keyboard
     72 
     73 #endif  // UI_KEYBOARD_WEBUI_VK_WEBUI_CONTROLLER_H_
     74