seb-win-refactoring/SafeExamBrowser.Contracts/UserInterface/Taskbar/IApplicationButton.cs

32 lines
1.1 KiB
C#

/*
* Copyright (c) 2018 ETH Zürich, Educational Development and Technology (LET)
*
* 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.Contracts.Configuration;
namespace SafeExamBrowser.Contracts.UserInterface.Taskbar
{
public delegate void ApplicationButtonClickedEventHandler(Guid? instanceId = null);
/// <summary>
/// The button of a (third-party) application which can be loaded into the <see cref="ITaskbar"/>.
/// </summary>
public interface IApplicationButton
{
/// <summary>
/// Event fired when the user clicked on the application button. If multiple instances of an application are active,
/// the handler is only executed when the user selects one of the instances.
/// </summary>
event ApplicationButtonClickedEventHandler Clicked;
/// <summary>
/// Registers a new instance of an application, to be started / displayed if the user clicked the taskbar button.
/// </summary>
void RegisterInstance(IApplicationInstance instance);
}
}