Restore SEBPatch

SafeExamBrowser.Client/Operations/MouseInterceptorOperation.cs

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+/*
+ * 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.Core.Contracts.OperationModel;
+using SafeExamBrowser.Core.Contracts.OperationModel.Events;
+using SafeExamBrowser.I18n.Contracts;
+using SafeExamBrowser.Logging.Contracts;
+using SafeExamBrowser.Monitoring.Contracts.Mouse;
+
+namespace SafeExamBrowser.Client.Operations
+{
+	internal class MouseInterceptorOperation : ClientOperation
+	{
+		private ILogger logger;
+		private IMouseInterceptor mouseInterceptor;
+
+		public override event ActionRequiredEventHandler ActionRequired { add { } remove { } }
+		public override event StatusChangedEventHandler StatusChanged;
+
+		public MouseInterceptorOperation(ClientContext context, ILogger logger, IMouseInterceptor mouseInterceptor) : base(context)
+		{
+			this.logger = logger;
+			this.mouseInterceptor = mouseInterceptor;
+		}
+
+		public override OperationResult Perform()
+		{
+			logger.Info("Starting mouse interception...");
+			StatusChanged?.Invoke(TextKey.OperationStatus_StartMouseInterception);
+
+			mouseInterceptor.Start();
+
+			return OperationResult.Success;
+		}
+
+		public override OperationResult Revert()
+		{
+			logger.Info("Stopping mouse interception...");
+			StatusChanged?.Invoke(TextKey.OperationStatus_StopMouseInterception);
+
+			mouseInterceptor.Stop();
+
+			return OperationResult.Success;
+		}
+	}
+}