1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2016 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.Windows.Forms;
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25 | using HeuristicLab.Collections;
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26 | using HeuristicLab.Core;
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27 | using HeuristicLab.Core.Views;
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28 | using HeuristicLab.Data;
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29 | using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Views;
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30 | using HeuristicLab.MainForm;
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31 | using HeuristicLab.MainForm.WindowsForms;
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32 |
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33 |
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34 | namespace HeuristicLab.Problems.DataAnalysis.Symbolic.Views {
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35 | [View("Variable View")]
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36 | [Content(typeof(Variable), true)]
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37 | [Content(typeof(BinaryFactorVariable), true)]
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38 | public partial class VariableView : SymbolView {
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39 | private CheckedItemCollectionView<StringValue> variableNamesView;
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40 |
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41 | public new VariableBase Content {
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42 | get { return (VariableBase)base.Content; }
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43 | set { base.Content = value; }
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44 | }
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45 |
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46 | public VariableView() {
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47 | InitializeComponent();
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48 | variableNamesView = new CheckedItemCollectionView<StringValue>();
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49 | variableNamesView.Dock = DockStyle.Fill;
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50 | variableNamesTabPage.Controls.Add(variableNamesView);
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51 | variableNamesView.Content = new CheckedItemCollection<StringValue>();
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52 |
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53 | RegisterVariableNamesViewContentEvents();
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54 | }
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55 |
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56 | private void RegisterVariableNamesViewContentEvents() {
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57 | variableNamesView.Content.ItemsAdded += new CollectionItemsChangedEventHandler<StringValue>(VariableNames_Changed);
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58 | variableNamesView.Content.ItemsRemoved += new CollectionItemsChangedEventHandler<StringValue>(VariableNames_Removed);
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59 | variableNamesView.Content.CheckedItemsChanged += new CollectionItemsChangedEventHandler<StringValue>(VariableNames_Changed);
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60 | variableNamesView.Content.CollectionReset += new CollectionItemsChangedEventHandler<StringValue>(VariableNames_Changed);
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61 | foreach (var variable in variableNamesView.Content) {
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62 | variable.ValueChanged += new EventHandler(Variable_ValueChanged);
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63 | }
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64 | }
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65 |
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66 |
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67 | private void DeregisterVariableNamesViewContentEvents() {
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68 | variableNamesView.Content.ItemsAdded -= new CollectionItemsChangedEventHandler<StringValue>(VariableNames_Changed);
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69 | variableNamesView.Content.ItemsRemoved -= new CollectionItemsChangedEventHandler<StringValue>(VariableNames_Removed);
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70 | variableNamesView.Content.CheckedItemsChanged -= new CollectionItemsChangedEventHandler<StringValue>(VariableNames_Changed);
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71 | variableNamesView.Content.CollectionReset -= new CollectionItemsChangedEventHandler<StringValue>(VariableNames_Changed);
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72 | foreach (var variable in variableNamesView.Content) {
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73 | variable.ValueChanged -= new EventHandler(Variable_ValueChanged);
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74 | }
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75 | }
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76 |
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77 |
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78 | protected override void RegisterContentEvents() {
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79 | base.RegisterContentEvents();
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80 | Content.Changed += new EventHandler(Content_Changed);
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81 | }
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82 |
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83 | protected override void DeregisterContentEvents() {
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84 | base.DeregisterContentEvents();
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85 | Content.Changed -= new EventHandler(Content_Changed);
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86 | }
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87 |
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88 | protected override void OnContentChanged() {
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89 | base.OnContentChanged();
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90 | UpdateControl();
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91 | }
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92 |
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93 | protected override void SetEnabledStateOfControls() {
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94 | base.SetEnabledStateOfControls();
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95 | enabledCheckBox.Enabled = Content != null && Content.VariableNames.Any() && !Locked && !ReadOnly;
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96 | weightInitializationMuTextBox.Enabled = Content != null;
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97 | weightInitializationMuTextBox.ReadOnly = ReadOnly;
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98 | weightInitializationSigmaTextBox.Enabled = Content != null;
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99 | weightInitializationSigmaTextBox.ReadOnly = ReadOnly;
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100 | additiveWeightChangeSigmaTextBox.Enabled = Content != null;
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101 | additiveWeightChangeSigmaTextBox.ReadOnly = ReadOnly;
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102 | multiplicativeWeightChangeSigmaTextBox.Enabled = Content != null;
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103 | multiplicativeWeightChangeSigmaTextBox.ReadOnly = ReadOnly;
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104 | }
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105 |
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106 | #region content event handlers
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107 | private void Content_Changed(object sender, EventArgs e) {
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108 | UpdateControl();
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109 | }
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110 | #endregion
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111 |
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112 | #region control event handlers
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113 | private void VariableNames_Changed(object sender, CollectionItemsChangedEventArgs<StringValue> e) {
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114 | foreach (var newVar in e.Items)
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115 | newVar.ValueChanged += new EventHandler(Variable_ValueChanged);
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116 | foreach (var oldVar in e.OldItems)
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117 | oldVar.ValueChanged -= new EventHandler(Variable_ValueChanged);
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118 | UpdateContent();
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119 | }
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120 |
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121 | private void VariableNames_Removed(object sender, CollectionItemsChangedEventArgs<StringValue> e) {
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122 | foreach (var newVar in e.Items)
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123 | newVar.ValueChanged -= new EventHandler(Variable_ValueChanged);
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124 | UpdateContent();
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125 | }
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126 |
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127 | private void Variable_ValueChanged(object sender, EventArgs e) {
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128 | UpdateContent();
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129 | }
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130 |
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131 | private void UpdateContent() {
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132 | if (Content != null) {
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133 | Content.Fixed = true;
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134 | DeregisterContentEvents();
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135 | Content.VariableNames = variableNamesView.Content.CheckedItems.Select(x => x.Value);
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136 | Content.AllVariableNames = variableNamesView.Content.Select(x => x.Value);
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137 | RegisterContentEvents();
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138 | }
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139 | }
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140 |
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141 | private void WeightMuTextBox_TextChanged(object sender, EventArgs e) {
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142 | double nu;
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143 | if (double.TryParse(weightInitializationMuTextBox.Text, out nu)) {
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144 | Content.WeightMu = nu;
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145 | errorProvider.SetError(weightInitializationMuTextBox, string.Empty);
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146 | } else {
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147 | errorProvider.SetError(weightInitializationMuTextBox, "Invalid value");
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148 | }
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149 | }
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150 | private void WeightSigmaTextBox_TextChanged(object sender, EventArgs e) {
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151 | double sigma;
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152 | if (double.TryParse(weightInitializationSigmaTextBox.Text, out sigma) && sigma >= 0.0) {
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153 | Content.WeightSigma = sigma;
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154 | errorProvider.SetError(weightInitializationSigmaTextBox, string.Empty);
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155 | } else {
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156 | errorProvider.SetError(weightInitializationSigmaTextBox, "Invalid value");
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157 | }
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158 | }
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159 |
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160 | private void AdditiveWeightChangeSigmaTextBox_TextChanged(object sender, EventArgs e) {
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161 | double sigma;
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162 | if (double.TryParse(additiveWeightChangeSigmaTextBox.Text, out sigma) && sigma >= 0.0) {
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163 | Content.WeightManipulatorSigma = sigma;
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164 | errorProvider.SetError(additiveWeightChangeSigmaTextBox, string.Empty);
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165 | } else {
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166 | errorProvider.SetError(additiveWeightChangeSigmaTextBox, "Invalid value");
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167 | }
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168 | }
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169 | private void MultiplicativeWeightChangeSigmaTextBox_TextChanged(object sender, EventArgs e) {
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170 | double sigma;
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171 | if (double.TryParse(multiplicativeWeightChangeSigmaTextBox.Text, out sigma) && sigma >= 0.0) {
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172 | Content.MultiplicativeWeightManipulatorSigma = sigma;
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173 | errorProvider.SetError(multiplicativeWeightChangeSigmaTextBox, string.Empty);
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174 | } else {
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175 | errorProvider.SetError(multiplicativeWeightChangeSigmaTextBox, "Invalid value");
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176 | }
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177 | }
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178 | #endregion
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179 |
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180 | #region helpers
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181 | private void UpdateControl() {
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182 | if (Content == null) {
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183 | weightInitializationMuTextBox.Text = string.Empty;
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184 | weightInitializationSigmaTextBox.Text = string.Empty;
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185 | additiveWeightChangeSigmaTextBox.Text = string.Empty;
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186 | multiplicativeWeightChangeSigmaTextBox.Text = string.Empty;
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187 | // temporarily deregister to prevent circular calling of events
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188 | DeregisterVariableNamesViewContentEvents();
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189 | variableNamesView.Content.Clear();
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190 | RegisterVariableNamesViewContentEvents();
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191 | } else {
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192 | // temporarily deregister to prevent circular calling of events
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193 | DeregisterVariableNamesViewContentEvents();
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194 | variableNamesView.Content.Clear();
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195 | foreach (var variableName in Content.AllVariableNames) {
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196 | variableNamesView.Content.Add(new StringValue(variableName), Content.VariableNames.Contains(variableName));
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197 | }
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198 | RegisterVariableNamesViewContentEvents();
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199 |
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200 | weightInitializationMuTextBox.Text = Content.WeightMu.ToString();
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201 | weightInitializationSigmaTextBox.Text = Content.WeightSigma.ToString();
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202 | additiveWeightChangeSigmaTextBox.Text = Content.WeightManipulatorSigma.ToString();
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203 | multiplicativeWeightChangeSigmaTextBox.Text = Content.MultiplicativeWeightManipulatorSigma.ToString();
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204 | }
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205 | SetEnabledStateOfControls();
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206 | }
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207 | #endregion
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208 | }
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209 | }
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