43 lines
1.2 KiB
C#
43 lines
1.2 KiB
C#
/*
|
|
* Copyright (c) 2017 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;
|
|
|
|
namespace SafeExamBrowser.Contracts.Monitoring
|
|
{
|
|
public delegate void WindowChangedHandler(IntPtr window, out bool hide);
|
|
|
|
public interface IWindowMonitor
|
|
{
|
|
/// <summary>
|
|
/// Event fired when the window monitor observes that the foreground window has changed.
|
|
/// </summary>
|
|
event WindowChangedHandler WindowChanged;
|
|
|
|
/// <summary>
|
|
/// Hides all currently opened windows.
|
|
/// </summary>
|
|
void HideAllWindows();
|
|
|
|
/// <summary>
|
|
/// Restores all windows which were hidden during the startup procedure.
|
|
/// </summary>
|
|
void RestoreHiddenWindows();
|
|
|
|
/// <summary>
|
|
/// Starts monitoring application windows by subscribing to specific system events.
|
|
/// If a window is shown which is not supposed to do so, it will be automatically hidden.
|
|
/// </summary>
|
|
void StartMonitoringWindows();
|
|
|
|
/// <summary>
|
|
/// Stops monitoring windows and deregisters from any subscribed system events.
|
|
/// </summary>
|
|
void StopMonitoringWindows();
|
|
}
|
|
}
|