remoting/client/plugin/pepper_network_manager.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 REMOTING_CLIENT_PLUGIN_PEPPER_NETWORK_MANAGER_H_
#define REMOTING_CLIENT_PLUGIN_PEPPER_NETWORK_MANAGER_H_

#include "base/compiler_specific.h"
#include "base/memory/weak_ptr.h"
#include "ppapi/cpp/instance_handle.h"
#include "ppapi/cpp/network_monitor.h"
#include "ppapi/utility/completion_callback_factory.h"
#include "third_party/libjingle/source/talk/base/network.h"

namespace pp {
class NetworkList;
}  // namespace pp

namespace remoting {

// PepperNetworkManager uses the PPB_NetworkMonitor API to
// implement the NetworkManager interface that libjingle uses to
// monitor the host system's network interfaces.
class PepperNetworkManager : public talk_base::NetworkManagerBase {
 public:
  PepperNetworkManager(const pp::InstanceHandle& instance);
  virtual ~PepperNetworkManager();

  // NetworkManager interface.
  virtual void StartUpdating() OVERRIDE;
  virtual void StopUpdating() OVERRIDE;

 private:
  static void OnNetworkListCallbackHandler(void* user_data,
                                           PP_Resource list_resource);

  void OnNetworkList(int32_t result, const pp::NetworkList& list);

  void SendNetworksChangedSignal();

  pp::NetworkMonitor monitor_;
  int start_count_;
  bool network_list_received_;

  pp::CompletionCallbackFactory<PepperNetworkManager> callback_factory_;

  base::WeakPtrFactory<PepperNetworkManager> weak_factory_;
};

}  // namespace remoting

#endif  // REMOTING_CLIENT_PLUGIN_PEPPER_NETWORK_MANAGER_H_