content/public/browser/web_ui_controller_factory.h

   1 // Copyright (c) 2012 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 CONTENT_PUBLIC_BROWSER_WEB_UI_CONTROLLER_FACTORY_H_
   6 #define CONTENT_PUBLIC_BROWSER_WEB_UI_CONTROLLER_FACTORY_H_
   7
   8 #include "content/common/content_export.h"
   9 #include "content/public/browser/web_ui.h"
  10
  11 class GURL;
  12
  13 namespace content {
  14
  15 class BrowserContext;
  16 class WebContents;
  17 class WebUIController;
  18
  19 // Interface for an object which controls which URLs are considered WebUI URLs
  20 // and creates WebUIController instances for given URLs.
  21 class CONTENT_EXPORT WebUIControllerFactory {
  22  public:
  23   virtual ~WebUIControllerFactory() {}
  24
  25   // Call to register a factory.
  26   static void RegisterFactory(WebUIControllerFactory* factory);
  27
  28   static void UnregisterFactoryForTesting(WebUIControllerFactory* factory);
  29
  30   // Returns a WebUIController instance for the given URL, or NULL if the URL
  31   // doesn't correspond to a WebUI.
  32   virtual WebUIController* CreateWebUIControllerForURL(
  33       WebUI* web_ui, const GURL& url) const = 0;
  34
  35   // Gets the WebUI type for the given URL. This will return kNoWebUI if the
  36   // corresponding call to CreateWebUIForURL would fail, or something non-NULL
  37   // if CreateWebUIForURL would succeed.
  38   virtual WebUI::TypeID GetWebUIType(BrowserContext* browser_context,
  39                                      const GURL& url) const = 0;
  40
  41   // Shorthand for the above, but returns a simple yes/no.
  42   // See also ContentClient::HasWebUIScheme, which only checks the scheme
  43   // (faster) and can be used to determine security policy.
  44   virtual bool UseWebUIForURL(BrowserContext* browser_context,
  45                               const GURL& url) const = 0;
  46
  47   // Returns true for the subset of WebUIs that actually need WebUI bindings.
  48   virtual bool UseWebUIBindingsForURL(BrowserContext* browser_context,
  49                                       const GURL& url) const = 0;
  50 };
  51
  52 }  // namespace content
  53
  54 #endif  // CONTENT_PUBLIC_BROWSER_WEB_UI_CONTROLLER_FACTORY_H_