Part 1 of merging Extensions and DOMUI

chrome/browser/extensions/extension_function_dispatcher.h

 // Copyright (c) 2009 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_EXTENSIONS_EXTENSION_FUNCTION_DISPATCHER_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_FUNCTION_DISPATCHER_H_
 
 #include <string>
+#include <set>
 #include <vector>
 
 #include "base/ref_counted.h"
+#include "googleurl/src/gurl.h"
 
 class Browser;
 class ExtensionFunction;
 class Profile;
 class RenderViewHost;
 class RenderViewHostDelegate;
 
 // A factory function for creating new ExtensionFunction instances.
 typedef ExtensionFunction* (*ExtensionFunctionFactory)();
 
@@ skipping 18 matching lines @@
   static void GetAllFunctionNames(std::vector<std::string>* names);
 
   // Override a previously registered function. Returns true if successful,
   // false if no such function was registered.
   static bool OverrideFunction(const std::string& name,
                                ExtensionFunctionFactory factory);
 
   // Resets all functions to their initial implementation.
   static void ResetFunctions();
 
+  // Retrieves a vector of all EFD instances.
+  static std::set<ExtensionFunctionDispatcher*>* all_instances();
+
   ExtensionFunctionDispatcher(RenderViewHost* render_view_host,
                               Delegate* delegate,
-                              const std::string& extension_id);
+                              const GURL& url);
   ~ExtensionFunctionDispatcher();
 
   // Handle a request to execute an extension function.
   void HandleRequest(const std::string& name, const std::string& args,
                      int request_id, bool has_callback);
 
   // Send a response to a function.
   void SendResponse(ExtensionFunction* api, bool success);
 
   // Gets the browser extension functions should operate relative to. For
   // example, for positioning windows, or alert boxes, or creating tabs.
   Browser* GetBrowser();
 
   // Handle a malformed message.  Possibly the result of an attack, so kill
   // the renderer.
   void HandleBadMessage(ExtensionFunction* api);
 
+  // Gets the URL for the view we're displaying.
+  const GURL& url() { return url_; }
+
   // Gets the ID for this extension.
-  std::string extension_id() { return extension_id_; }
+  const std::string extension_id() { return url_.host(); }
 
   // The profile that this dispatcher is associated with.
   Profile* profile();
 
+  // The RenderViewHost this dispatcher is associated with.
+  RenderViewHost* render_view_host() { return render_view_host_; }
+
  private:
   RenderViewHost* render_view_host_;
 
   Delegate* delegate_;
 
-  std::string extension_id_;
+  GURL url_;
 
   scoped_refptr<Peer> peer_;
 
   // AutomationExtensionFunction requires access to the RenderViewHost
   // associated with us.  We make it a friend rather than exposing the
   // RenderViewHost as a public method as we wouldn't want everyone to
   // start assuming a 1:1 relationship between us and RenderViewHost,
   // whereas AutomationExtensionFunction is by necessity "tight" with us.
   friend class AutomationExtensionFunction;
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_FUNCTION_DISPATCHER_H_