71 lines
1.9 KiB
C#
71 lines
1.9 KiB
C#
/*
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* Copyright (c) 2019 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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using System.Collections.Generic;
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using System.Linq;
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using SafeExamBrowser.Applications.Contracts;
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using SafeExamBrowser.Applications.Contracts.Events;
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using SafeExamBrowser.Logging.Contracts;
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using SafeExamBrowser.WindowsApi.Contracts;
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namespace SafeExamBrowser.Applications
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{
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internal class ExternalApplication : IApplication
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{
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private string executablePath;
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private IModuleLogger logger;
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private IList<IApplicationInstance> instances;
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private IProcessFactory processFactory;
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public ApplicationInfo Info { get; }
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public event InstanceStartedEventHandler InstanceStarted;
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internal ExternalApplication(string executablePath, ApplicationInfo info, IModuleLogger logger, IProcessFactory processFactory)
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{
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this.executablePath = executablePath;
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this.Info = info;
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this.logger = logger;
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this.instances = new List<IApplicationInstance>();
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this.processFactory = processFactory;
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}
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public void Initialize()
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{
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// Nothing to do here for now.
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}
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public void Start()
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{
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logger.Info("Starting application...");
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// TODO: Ensure that SEB does not crash if an application cannot be started!!
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var process = processFactory.StartNew(executablePath);
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var id = new ApplicationInstanceIdentifier(process.Id);
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var instance = new ExternalApplicationInstance(Info.Icon, id, logger.CloneFor($"{Info.Name} {id}"), process);
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instance.Initialize();
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instances.Add(instance);
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InstanceStarted?.Invoke(instance);
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}
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public void Terminate()
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{
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if (instances.Any())
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{
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logger.Info("Terminating application...");
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foreach (var instance in instances)
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{
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instance.Terminate();
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}
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}
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}
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}
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}
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