seb-win-refactoring/SafeExamBrowser.Monitoring/System/SystemSentinel.cs

95 lines
2.5 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 SafeExamBrowser.Logging.Contracts;
using SafeExamBrowser.Monitoring.Contracts.System;
using SafeExamBrowser.Monitoring.Contracts.System.Events;
using SafeExamBrowser.Monitoring.System.Components;
using SafeExamBrowser.SystemComponents.Contracts.Registry;
using SafeExamBrowser.WindowsApi.Contracts;
namespace SafeExamBrowser.Monitoring.System
{
public class SystemSentinel : ISystemSentinel
{
private readonly Cursors cursors;
private readonly EaseOfAccess easeOfAccess;
private readonly StickyKeys stickyKeys;
private readonly SystemEvents systemEvents;
public event SentinelEventHandler CursorChanged;
public event SentinelEventHandler EaseOfAccessChanged;
public event SentinelEventHandler StickyKeysChanged;
public event SessionChangedEventHandler SessionChanged;
public SystemSentinel(ILogger logger, INativeMethods nativeMethods, IRegistry registry)
{
cursors = new Cursors(logger, registry);
easeOfAccess = new EaseOfAccess(logger, registry);
stickyKeys = new StickyKeys(logger, nativeMethods);
systemEvents = new SystemEvents(logger);
}
public bool DisableStickyKeys()
{
return stickyKeys.Disable();
}
public bool EnableStickyKeys()
{
return stickyKeys.Enable();
}
public bool RevertStickyKeys()
{
return stickyKeys.Revert();
}
public void StartMonitoringCursors()
{
cursors.CursorChanged += (args) => CursorChanged?.Invoke(args);
cursors.StartMonitoring();
}
public void StartMonitoringEaseOfAccess()
{
easeOfAccess.EaseOfAccessChanged += (args) => EaseOfAccessChanged?.Invoke(args);
easeOfAccess.StartMonitoring();
}
public void StartMonitoringStickyKeys()
{
stickyKeys.Changed += (args) => StickyKeysChanged?.Invoke(args);
stickyKeys.StartMonitoring();
}
public void StartMonitoringSystemEvents()
{
systemEvents.SessionChanged += () => SessionChanged?.Invoke();
systemEvents.StartMonitoring();
}
public void StopMonitoring()
{
cursors.StopMonitoring();
easeOfAccess.StopMonitoring();
stickyKeys.StopMonitoring();
systemEvents.StopMonitoring();
}
public bool VerifyCursors()
{
return cursors.Verify();
}
public bool VerifyEaseOfAccess()
{
return easeOfAccess.Verify();
}
}
}