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// Copyright (c) 2009 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 NET_BASE_NETWORK_CHANGE_NOTIFIER_MAC_H_
#define NET_BASE_NETWORK_CHANGE_NOTIFIER_MAC_H_
#include "base/basictypes.h"
#include "base/ref_counted.h"
#include "base/scoped_ptr.h"
#include "base/task.h"
#include "net/base/network_change_notifier.h"
#include "net/base/network_change_notifier_helper.h"
class MessageLoop;
namespace base {
class Thread;
} // namespace base
namespace net {
class NetworkChangeNotifierMac : public NetworkChangeNotifier {
public:
NetworkChangeNotifierMac();
void OnIPAddressChanged() { helper_.OnIPAddressChanged(); }
// NetworkChangeNotifier methods:
virtual void AddObserver(Observer* observer) {
helper_.AddObserver(observer);
}
virtual void RemoveObserver(Observer* observer) {
helper_.RemoveObserver(observer);
}
private:
friend class base::RefCounted<NetworkChangeNotifierMac>;
virtual ~NetworkChangeNotifierMac();
// Initializes the notifier thread. The SystemConfiguration calls in this
// function can lead to contention early on, so we invoke this function later
// on in startup to keep it fast.
// See http://crbug.com/34926 for details.
void InitializeNotifierThread(MessageLoop* loop);
// Receives the OS X network change notifications on this thread.
scoped_ptr<base::Thread> notifier_thread_;
internal::NetworkChangeNotifierHelper helper_;
// Used to initialize the notifier thread.
ScopedRunnableMethodFactory<NetworkChangeNotifierMac> method_factory_;
DISALLOW_COPY_AND_ASSIGN(NetworkChangeNotifierMac);
};
} // namespace net
#endif // NET_BASE_NETWORK_CHANGE_NOTIFIER_MAC_H_
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