Create RenderFrame/RenderFrameHost for the main frame of a page.

content/browser/renderer_host/render_view_host_impl.h

 // Copyright (c) 2012 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 CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_IMPL_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_IMPL_H_
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/observer_list.h"
 #include "base/process_util.h"
+#include "content/browser/renderer_host/render_frame_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/browser/site_instance_impl.h"
 #include "content/common/accessibility_node_data.h"
 #include "content/common/drag_event_source_info.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/common/javascript_message_type.h"
 #include "content/public/common/window_container_type.h"
 #include "net/base/load_states.h"
 #include "third_party/skia/include/core/SkColor.h"
@@ skipping 28 matching lines @@
 namespace media {
 class MediaPlayerManager;
 }
 #endif
 
 namespace content {
 
 class ChildProcessSecurityPolicyImpl;
 class PageState;
 class PowerSaveBlocker;
+class RenderFrameHostImpl;
 class RenderViewHostObserver;
 class RenderWidgetHostDelegate;
 class SessionStorageNamespace;
 class SessionStorageNamespaceImpl;
 class TestRenderViewHost;
 struct ContextMenuParams;
 struct FileChooserParams;
 struct Referrer;
 struct ShowDesktopNotificationHostMsgParams;
 
@@ skipping 38 matching lines @@
   // The |session_storage_namespace| parameter allows multiple render views and
   // WebContentses to share the same session storage (part of the WebStorage
   // spec) space. This is useful when restoring contentses, but most callers
   // should pass in NULL which will cause a new SessionStorageNamespace to be
   // created.
   RenderViewHostImpl(
       SiteInstance* instance,
       RenderViewHostDelegate* delegate,
       RenderWidgetHostDelegate* widget_delegate,
       int routing_id,
+      int main_frame_routing_id,
       bool swapped_out,
       SessionStorageNamespace* session_storage_namespace);
   virtual ~RenderViewHostImpl();
 
   // RenderViewHost implementation.
   virtual void AllowBindings(int binding_flags) OVERRIDE;
   virtual void ClearFocusedNode() OVERRIDE;
   virtual void ClosePage() OVERRIDE;
   virtual void CopyImageAt(int x, int y) OVERRIDE;
   virtual void DisassociateFromPopupCount() OVERRIDE;
@@ skipping 224 matching lines @@
   virtual void ForwardMouseEvent(
       const WebKit::WebMouseEvent& mouse_event) OVERRIDE;
   virtual void OnPointerEventActivate() OVERRIDE;
   virtual void ForwardKeyboardEvent(
       const NativeWebKeyboardEvent& key_event) OVERRIDE;
   virtual gfx::Rect GetRootWindowResizerRect() const OVERRIDE;
 
   // Creates a new RenderView with the given route id.
   void CreateNewWindow(
       int route_id,
+      int main_frame_route_id,
       const ViewHostMsg_CreateWindow_Params& params,
       SessionStorageNamespace* session_storage_namespace);
 
   // Creates a new RenderWidget with the given route id.  |popup_type| indicates
   // if this widget is a popup and what kind of popup it is (select, autofill).
   void CreateNewWidget(int route_id, WebKit::WebPopupType popup_type);
 
   // Creates a full screen RenderWidget.
   void CreateNewFullscreenWidget(int route_id);
 
@@ skipping 183 matching lines @@
   void OnDomOperationResponse(const std::string& json_string,
                               int automation_id);
   void OnGetWindowSnapshot(const int snapshot_id);
 
 #if defined(OS_MACOSX) || defined(OS_ANDROID)
   void OnShowPopup(const ViewHostMsg_ShowPopup_Params& params);
 #endif
 
  private:
   friend class TestRenderViewHost;
+  FRIEND_TEST_ALL_PREFIXES(RenderViewHostTest, BasicRenderFrameHost);
 
   // Sets whether this RenderViewHost is swapped out in favor of another,
   // and clears any waiting state that is no longer relevant.
   void SetSwappedOut(bool is_swapped_out);
 
   void ClearPowerSaveBlockers();
 
   bool CanAccessFilesOfPageState(const PageState& state) const;
 
+  // This is an RenderFrameHost object associated with the top-level frame in
+  // the page rendered by this RenderViewHost.
+  // TODO(nasko): Remove this pointer once we have enough infrastructure to
+  // move this to the top-level FrameTreeNode.
+  scoped_ptr<RenderFrameHostImpl> main_render_frame_host_;
+
   // Our delegate, which wants to know about changes in the RenderView.
   RenderViewHostDelegate* delegate_;
 
   // The SiteInstance associated with this RenderViewHost.  All pages drawn
   // in this RenderViewHost are part of this SiteInstance.  Should not change
   // over time.
   scoped_refptr<SiteInstanceImpl> instance_;
 
   // true if we are currently waiting for a response for drag context
   // information.
@@ skipping 108 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(RenderViewHostImpl);
 };
 
 #if defined(COMPILER_MSVC)
 #pragma warning(pop)
 #endif
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_IMPL_H_