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// 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 ASH_SYSTEM_CHROMEOS_NETWORK_TRAY_NETWORK_STATE_OBSERVER_H
#define ASH_SYSTEM_CHROMEOS_NETWORK_TRAY_NETWORK_STATE_OBSERVER_H
#include <string>
#include "base/compiler_specific.h"
#include "chromeos/network/network_state_handler_observer.h"
namespace ash {
namespace internal {
class TrayNetworkStateObserver : public chromeos::NetworkStateHandlerObserver {
public:
class Delegate {
public:
// Called when the network state may have changed. If |list_changed| is
// true then the list of networks may have changed.
virtual void NetworkStateChanged(bool list_changed) = 0;
// Called when the properties for |network| may have been updated.
virtual void NetworkServiceChanged(
const chromeos::NetworkState* network) = 0;
protected:
virtual ~Delegate() {}
};
explicit TrayNetworkStateObserver(Delegate* delegate);
virtual ~TrayNetworkStateObserver();
// NetworkStateHandlerObserver overrides.
virtual void NetworkListChanged() OVERRIDE;
virtual void DeviceListChanged() OVERRIDE;
virtual void DefaultNetworkChanged(
const chromeos::NetworkState* network) OVERRIDE;
virtual void NetworkPropertiesUpdated(
const chromeos::NetworkState* network) OVERRIDE;
private:
Delegate* delegate_;
DISALLOW_COPY_AND_ASSIGN(TrayNetworkStateObserver);
};
} // namespace ash
} // namespace internal
#endif // ASH_SYSTEM_CHROMEOS_NETWORK_TRAY_NETWORK_STATE_OBSERVER_H
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