Implemented Browser Plugin (NOT FOR REVIEW)

content/browser/browser_plugin/browser_plugin_host.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_BROWSER_PLUGIN_BROWSER_PLUGIN_WEB_CONTENTS_OBSERVER_H__
-#define CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_WEB_CONTENTS_OBSERVER_H__
+#ifndef CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_HOST_H__
+#define CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_HOST_H__
 #pragma once
 
 #include <map>
+#include <set>
 
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/web_contents_observer.h"
+#include "googleurl/src/gurl.h"
+#include "ppapi/c/pp_instance.h"
 #include "ui/gfx/size.h"
 
 class WebContentsImpl;
 
 namespace content {
 
-class BrowserPluginWebContentsObserver: public WebContentsObserver,
-                                        public NotificationObserver {
+class BrowserPluginHost: public WebContentsObserver,
+                         public NotificationObserver {
  public:
-  BrowserPluginWebContentsObserver(WebContentsImpl* web_contents);
+  BrowserPluginHost(WebContentsImpl* web_contents);
 
-  virtual ~BrowserPluginWebContentsObserver();
+  virtual ~BrowserPluginHost();
 
-  // A Host BrowserPluginWebContentsObserver keeps track of
+  BrowserPluginHost* GetGuestByContainerID(int container_id);
+
+  void RegisterContainerInstance(
+      int container_id,
+      BrowserPluginHost* observer);
+
+  // An embedder BrowserPluginHost keeps track of
   // its guests so that if it navigates away, its associated RenderView
   // crashes or it is hidden, it takes appropriate action on the guest.
   void AddGuest(WebContentsImpl* guest, int64 frame_id);
 
   void RemoveGuest(WebContentsImpl* guest);
 
-  WebContentsImpl* host() const { return host_; }
+  WebContentsImpl* embedder() const { return embedder_; }
 
-  void set_host(WebContentsImpl* host) { host_ = host; }
+  void set_embedder(WebContentsImpl* embedder) { embedder_ = embedder; }
 
   int instance_id() const { return instance_id_; }
 
   void set_instance_id(int instance_id) { instance_id_ = instance_id; }
 
+  void set_url(const GURL& url) { url_ = url; }
+
+  const GURL& url() const { return url_; }
+
+  void set_initial_size(const gfx::Size& size) { initial_size_ = size; }
+
+  const gfx::Size& initial_size() const { return initial_size_; }
+
   // WebContentObserver implementation.
 
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
   virtual void DidCommitProvisionalLoadForFrame(
       int64 frame_id,
       bool is_main_frame,
       const GURL& url,
       PageTransition transition_type) OVERRIDE;
 
-  virtual void RenderViewDeleted(
-      RenderViewHost* render_view_host) OVERRIDE;
+  virtual void RenderViewDeleted(RenderViewHost* render_view_host) OVERRIDE;
 
   virtual void RenderViewGone(base::TerminationStatus status) OVERRIDE;
 
   virtual void WebContentsDestroyed(WebContents* web_contents) OVERRIDE;
 
  private:
   typedef std::map<WebContentsImpl*, int64> GuestMap;
+  typedef std::map<int, BrowserPluginHost*> ContainerInstanceMap;
 
-  void OnOpenChannelToBrowserPlugin(int32 instance_id,
-                                    long long frame_id,
-                                    const std::string& src,
-                                    const gfx::Size& size);
+  void OnNavigateFromEmbedder(int32 instance_id,
+                              long long frame_id,
+                              const std::string& src,
+                              const gfx::Size& size);
 
-  void OnGuestReady();
+  void OnNavigateFromGuest(PP_Instance instance,
+                           const std::string& src);
+
+  void OnMapInstance(int routing_id, PP_Instance instance);
 
   void OnResizeGuest(int width, int height);
 
-  void OnRendererPluginChannelCreated(const IPC::ChannelHandle& handle);
+  void OnConnectToChannel(const IPC::ChannelHandle& handle);
 
   void DestroyGuests();
 
   // NotificationObserver method override.
   virtual void Observe(int type,
                        const NotificationSource& source,
                        const NotificationDetails& details) OVERRIDE;
 
   // A scoped container for notification registries.
   NotificationRegistrar registrar_;
-
-  WebContentsImpl* host_;
-
+  WebContentsImpl* embedder_;
   // An identifier that uniquely identifies a browser plugin container
-  // within a host.
+  // within an embedder.
   int instance_id_;
-
+  GURL url_;
+  gfx::Size initial_size_;
   GuestMap guests_;
+  ContainerInstanceMap guests_by_container_id_;
 };
 
 }  // namespace content
 
-#endif  // CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_WEB_CONTENTS_OBSERVER_H_
+#endif  // CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_HOST_H_