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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_NETWORK_NETWORK_OBSERVER_H
#define ASH_SYSTEM_NETWORK_NETWORK_OBSERVER_H
#pragma once
#include "base/string16.h"
namespace ash {
struct NetworkIconInfo;
class NetworkTrayDelegate;
class NetworkTrayDelegate {
public:
virtual ~NetworkTrayDelegate() {}
virtual void NotificationLinkClicked() = 0;
};
class NetworkObserver {
public:
enum ErrorType {
// Priority order, highest to lowest.
ERROR_CONNECT_FAILED,
ERROR_DATA_NONE,
ERROR_DATA_LOW
};
virtual ~NetworkObserver() {}
virtual void OnNetworkRefresh(const NetworkIconInfo& info) = 0;
// Sets a network error notification. |error_type| identifies the type of
// error. |delegate|->NotificationLinkClicked() will be called if |link_text|
// is clicked (if supplied, |link_text| may be empty).
virtual void SetNetworkError(NetworkTrayDelegate* delegate,
ErrorType error_type,
const string16& title,
const string16& message,
const string16& link_text) = 0;
// Clears the error notification for |error_type|.
virtual void ClearNetworkError(ErrorType error_type) = 0;
};
} // namespace ash
#endif // ASH_SYSTEM_NETWORK_NETWORK_OBSERVER_H
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