42 lines
1.3 KiB
C#
42 lines
1.3 KiB
C#
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/*
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* Copyright (c) 2017 ETH Zürich, Educational Development and Technology (LET)
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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namespace SafeExamBrowser.Contracts.Monitoring
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{
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public delegate void DisplayChangedEventHandler();
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public interface IDisplayMonitor
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{
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/// <summary>
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/// Event fired when the primary display or its settings have changed.
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/// </summary>
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event DisplayChangedEventHandler DisplayChanged;
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/// <summary>
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/// Sets the desktop working area to accommodate to the taskbar's height, removes the configured wallpaper (if possible) and
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/// prevents the computer from entering sleep mode or turning its display(s) off.
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/// </summary>
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void InitializePrimaryDisplay(int taskbarHeight);
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/// <summary>
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/// Resets the desktop working area and wallpaper to their previous (initial) state.
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/// </summary>
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void ResetPrimaryDisplay();
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/// <summary>
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/// Starts monitoring for display changes, i.e. display changes will trigger the <c>DisplaySettingsChanged</c> event.
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/// </summary>
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void StartMonitoringDisplayChanges();
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/// <summary>
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/// Stops monitoring for display changes.
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/// </summary>
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void StopMonitoringDisplayChanges();
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}
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}
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