1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2015 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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4 | *
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5 | * This file is part of HeuristicLab.
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6 | *
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7 | * HeuristicLab is free software: you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation, either version 3 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * HeuristicLab is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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19 | */
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20 | #endregion
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21 |
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22 | using System;
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23 | using System.Linq;
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24 | using System.Reflection;
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25 | using HeuristicLab.Common;
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26 | using HeuristicLab.Core;
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27 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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28 |
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29 | namespace HeuristicLab.Scripting {
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30 | [Item("C# Script", "An empty C# script.")]
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31 | [Creatable(CreatableAttribute.Categories.Scripts, Priority = 100)]
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32 | [StorableClass]
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33 | public class CSharpScript : ExecutableScript, IStorableContent {
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34 | #region Constants
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35 | protected override string CodeTemplate { get { return ScriptTemplates.CSharpScriptTemplate; } }
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36 | #endregion
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37 |
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38 | #region Fields & Properties
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39 | private CSharpScriptBase compiledScript;
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40 |
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41 | public string Filename { get; set; }
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42 |
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43 | [Storable]
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44 | private VariableStore variableStore;
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45 | public VariableStore VariableStore {
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46 | get { return variableStore; }
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47 | }
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48 | #endregion
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49 |
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50 | #region Construction & Cloning
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51 | [StorableConstructor]
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52 | protected CSharpScript(bool deserializing) : base(deserializing) { }
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53 | protected CSharpScript(CSharpScript original, Cloner cloner)
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54 | : base(original, cloner) {
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55 | variableStore = cloner.Clone(original.variableStore);
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56 | }
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57 | public CSharpScript()
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58 | : base() {
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59 | variableStore = new VariableStore();
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60 | }
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61 | public CSharpScript(string code)
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62 | : base(code) {
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63 | variableStore = new VariableStore();
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64 | }
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65 |
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66 | public override IDeepCloneable Clone(Cloner cloner) {
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67 | return new CSharpScript(this, cloner);
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68 | }
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69 | #endregion
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70 |
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71 | protected virtual void RegisterScriptEvents() {
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72 | if (compiledScript != null)
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73 | compiledScript.ConsoleOutputChanged += CompiledScriptOnConsoleOutputChanged;
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74 | }
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75 |
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76 | protected virtual void DeregisterScriptEvents() {
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77 | if (compiledScript != null)
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78 | compiledScript.ConsoleOutputChanged -= CompiledScriptOnConsoleOutputChanged;
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79 | }
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80 |
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81 | #region Compilation
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82 | public override Assembly Compile() {
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83 | DeregisterScriptEvents();
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84 | compiledScript = null;
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85 | var assembly = base.Compile();
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86 | var types = assembly.GetTypes();
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87 | compiledScript = (CSharpScriptBase)Activator.CreateInstance(types.Single(x => typeof(CSharpScriptBase).IsAssignableFrom(x)));
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88 | RegisterScriptEvents();
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89 | return assembly;
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90 | }
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91 | #endregion
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92 |
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93 | protected override void ExecuteCode() {
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94 | if (compiledScript == null) return;
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95 |
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96 | compiledScript.Execute(VariableStore);
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97 | }
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98 |
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99 | protected virtual void CompiledScriptOnConsoleOutputChanged(object sender, EventArgs<string> e) {
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100 | OnConsoleOutputChanged(e.Value);
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101 | }
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102 |
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103 | public event EventHandler<EventArgs<string>> ConsoleOutputChanged;
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104 | protected virtual void OnConsoleOutputChanged(string args) {
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105 | var handler = ConsoleOutputChanged;
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106 | if (handler != null) handler(this, new EventArgs<string>(args));
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107 | }
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108 | }
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109 | }
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