Cross-process postMessage

content/renderer/proxy_view_host.h

+// Copyright (c) 2011 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_RENDERER_PROXY_VIEW_HOST_H_
+#define CONTENT_RENDERER_PROXY_VIEW_HOST_H_
+
+#include "content/public/renderer/render_view_observer.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebFrameClient.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebViewClient.h"
+
+namespace WebKit {
+class WebView;
+}
+
+using WebKit::WebFrame;
+using WebKit::WebView;
+
+namespace content {
+
+class DOMProxyListener;
+
+class ProxyViewHost : public WebKit::WebViewClient,
+                      public WebKit::WebFrameClient,
+                      // The render view observer is for the owner RV
+                      public RenderViewObserver {
+ public:
+  ProxyViewHost(RenderView* owner, int64 opener_browsing_instance_frame_id);
+  virtual ~ProxyViewHost();
+
+  WebFrame* mainFrame();
+
+  // WebFrameClient methods
+  virtual void didFinishDocumentLoad(WebFrame* frame);
+
+  // RenderViewObserver methods
+  virtual void Navigate(const GURL& url);
+  virtual void ClosePage();
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(ProxyViewHost);
+  int64 opener_browsing_instance_frame_id_;
+  WebView* webview_;
+  DOMProxyListener* dom_proxy_listener_;
+};
+
+}  // namespace content
+#endif  // CONTENT_RENDERER_PROXY_VIEW_HOST_H_