seb-win-refactoring/SafeExamBrowser.Communication.Contracts/ICommunicationProxy.cs

41 lines
1.5 KiB
C#

/*
* Copyright (c) 2024 ETH Zürich, IT Services
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
using System;
using SafeExamBrowser.Communication.Contracts.Events;
namespace SafeExamBrowser.Communication.Contracts
{
/// <summary>
/// Defines the common functionality for all communication proxies. A proxy is needed to be able to perform inter-process communication
/// with the <see cref="ICommunicationHost"/> of another application component.
/// </summary>
public interface ICommunicationProxy
{
/// <summary>
/// Indicates whether a connection to the host has been established.
/// </summary>
bool IsConnected { get; }
/// <summary>
/// Fired when the connection to the host was lost, e.g. if a ping request failed or a communication fault occurred.
/// </summary>
event CommunicationEventHandler ConnectionLost;
/// <summary>
/// Tries to establish a connection. Returns <c>true</c> if the connection has been successful, otherwise <c>false</c>. If a
/// connection was successfully established and the auto-ping flag is set, the connection status will be periodically checked.
/// </summary>
bool Connect(Guid? token = null, bool autoPing = true);
/// <summary>
/// Terminates an open connection. Returns <c>true</c> if the disconnection has been successful, otherwise <c>false</c>.
/// </summary>
bool Disconnect();
}
}