in-chrome viewer for metro

chrome/browser/viewer/viewer_process_host.h

+// Copyright 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 CHROME_BROWSER_VIEWER_VIEWER_PROCESS_HOST_H_
+#define CHROME_BROWSER_VIEWER_VIEWER_PROCESS_HOST_H_
+
+#include "base/memory/scoped_ptr.h"
+#include "base/memory/weak_ptr.h"
+#include "base/threading/non_thread_safe.h"
+#include "ipc/ipc_listener.h"
+#include "ipc/ipc_sender.h"
+
+namespace IPC {
+class ChannelProxy;
+}
+
+namespace chrome {
+
+class ViewerProcessHost : public IPC::Listener,
+                          public IPC::Sender,
+                          public base::NonThreadSafe {
+ public:
+  ViewerProcessHost();
+  virtual ~ViewerProcessHost();
+
+  // IPC::Sender implementation.
+  virtual bool Send(IPC::Message* msg) OVERRIDE;
+
+  // IPC::Listener implementation.
+  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
+
+ private:
+  void OnSetTargetSurface(uint32 target_surface);
+
+  scoped_ptr<IPC::ChannelProxy> channel_;
+
+  base::WeakPtrFactory<ViewerProcessHost> weak_factory_;
+};
+
+}  // namespace chrome
+
+#endif  // CHROME_BROWSER_VIEWER_VIEWER_PROCESS_HOST_H_