seb-win-refactoring/SafeExamBrowser.Client/Behaviour/Operations/KeyboardInterceptorOperation.cs
dbuechel 31d6d544d0 SEBWIN-219:
- Extracted operations and notifications from core library and moved them to client resp. runtime component.
- Renamead runtime component to SafeExamBrowser.Runtime.
- Moved post-build event from browser to client assembly.
2018-01-18 08:16:20 +01:00

53 lines
1.5 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 SafeExamBrowser.Contracts.Behaviour;
using SafeExamBrowser.Contracts.I18n;
using SafeExamBrowser.Contracts.Logging;
using SafeExamBrowser.Contracts.Monitoring;
using SafeExamBrowser.Contracts.UserInterface;
using SafeExamBrowser.Contracts.WindowsApi;
namespace SafeExamBrowser.Client.Behaviour.Operations
{
internal class KeyboardInterceptorOperation : IOperation
{
private IKeyboardInterceptor keyboardInterceptor;
private ILogger logger;
private INativeMethods nativeMethods;
public ISplashScreen SplashScreen { private get; set; }
public KeyboardInterceptorOperation(
IKeyboardInterceptor keyboardInterceptor,
ILogger logger,
INativeMethods nativeMethods)
{
this.keyboardInterceptor = keyboardInterceptor;
this.logger = logger;
this.nativeMethods = nativeMethods;
}
public void Perform()
{
logger.Info("Starting keyboard interception...");
SplashScreen.UpdateText(TextKey.SplashScreen_StartKeyboardInterception);
nativeMethods.RegisterKeyboardHook(keyboardInterceptor);
}
public void Revert()
{
logger.Info("Stopping keyboard interception...");
SplashScreen.UpdateText(TextKey.SplashScreen_StopKeyboardInterception);
nativeMethods.DeregisterKeyboardHook(keyboardInterceptor);
}
}
}