1 | #region License Information
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2 |
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3 | /* HeuristicLab
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4 | * Copyright (C) Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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5 | *
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6 | * This file is part of HeuristicLab.
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7 | *
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8 | * HeuristicLab is free software: you can redistribute it and/or modify
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9 | * it under the terms of the GNU General Public License as published by
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10 | * the Free Software Foundation, either version 3 of the License, or
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11 | * (at your option) any later version.
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12 | *
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13 | * HeuristicLab is distributed in the hope that it will be useful,
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 | * GNU General Public License for more details.
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17 | *
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18 | * You should have received a copy of the GNU General Public License
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19 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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20 | */
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21 |
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22 | #endregion
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23 |
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24 | using System;
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25 | using System.Drawing;
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26 | using System.Text;
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27 | using System.Windows.Forms;
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28 | using HeuristicLab.Collections;
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29 | using HeuristicLab.MainForm;
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30 | using HeuristicLab.MainForm.WindowsForms;
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31 |
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32 | namespace HeuristicLab.Problems.DataAnalysis.Views {
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33 | [View("ShapeConstraints View")]
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34 | [Content(typeof(ShapeConstraints), true)]
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35 | public partial class ShapeConstraintsView : AsynchronousContentView {
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36 | public new ShapeConstraints Content {
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37 | get => (ShapeConstraints)base.Content;
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38 | set => base.Content = value;
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39 | }
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40 |
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41 | public bool suspendUpdates = false;
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42 |
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43 | public ShapeConstraintsView() {
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44 | InitializeComponent();
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45 | errorOutput.Text = "";
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46 | }
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47 |
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48 | protected override void OnContentChanged() {
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49 | base.OnContentChanged();
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50 | this.shapeConstraintsView.Content = Content;
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51 | UpdateControl();
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52 | }
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53 |
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54 | protected override void RegisterContentEvents() {
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55 | base.RegisterContentEvents();
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56 | Content.ItemsAdded += constraints_Added;
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57 | Content.ItemsRemoved += constraint_Removed;
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58 | Content.Changed += Content_Changed;
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59 | Content.CollectionReset += constraints_Reset;
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60 | Content.ItemsMoved += constraints_Moved;
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61 | Content.ItemsReplaced += Content_ItemsReplaced;
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62 | Content.CheckedItemsChanged += Content_CheckedItemsChanged;
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63 | }
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64 |
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65 |
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66 | protected override void DeregisterContentEvents() {
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67 | Content.ItemsAdded -= constraints_Added;
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68 | Content.ItemsRemoved -= constraint_Removed;
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69 | Content.Changed -= Content_Changed;
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70 | Content.CollectionReset -= constraints_Reset;
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71 | Content.ItemsMoved -= constraints_Moved;
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72 | Content.ItemsReplaced -= Content_ItemsReplaced;
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73 | Content.CheckedItemsChanged -= Content_CheckedItemsChanged;
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74 | base.DeregisterContentEvents();
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75 | }
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76 |
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77 | protected override void SetEnabledStateOfControls() {
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78 | constraintsInput.Enabled = Content != null && !Locked && !ReadOnly;
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79 | }
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80 |
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81 |
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82 | private void parseBtn_Click(object sender, EventArgs e) {
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83 | if (constraintsInput.Text != null) {
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84 | suspendUpdates = true;
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85 | Content.Clear();
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86 | try {
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87 | var parsedConstraints = ShapeConstraintsParser.ParseConstraints(constraintsInput.Text);
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88 | Content.AddRange(parsedConstraints);
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89 | errorOutput.Text = "Constraints successfully parsed.";
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90 | errorOutput.ForeColor = Color.DarkGreen;
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91 | } catch (ArgumentException ex) {
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92 | errorOutput.Text = ex.Message.Replace("Parameter name", "@Line");
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93 | errorOutput.ForeColor = Color.DarkRed;
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94 | } finally {
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95 | suspendUpdates = false;
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96 | }
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97 | } else {
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98 | errorOutput.Text = "No constraints were found!";
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99 | }
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100 | }
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101 |
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102 | private void UpdateControl() {
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103 | if (suspendUpdates) return;
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104 | if (Content == null) {
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105 | constraintsInput.Text = string.Empty;
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106 | } else {
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107 | var newText = ToString(Content);
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108 | if (newText != constraintsInput.Text)
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109 | constraintsInput.Text = newText;
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110 | }
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111 | }
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112 |
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113 | private string ToString(ShapeConstraints constraints) {
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114 | var sb = new StringBuilder();
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115 | foreach (var constraint in constraints) {
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116 | if (!constraints.ItemChecked(constraint)) {
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117 | sb.Append("# ").AppendLine(constraint.ToString());
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118 | } else {
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119 | sb.AppendLine(constraint.ToString());
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120 | }
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121 | }
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122 | return sb.ToString();
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123 | }
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124 |
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125 | private void constraint_Changed(object sender, EventArgs e) {
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126 | UpdateControl();
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127 | }
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128 |
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129 | private void constraints_Added(object sender,
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130 | CollectionItemsChangedEventArgs<IndexedItem<ShapeConstraint>> e) {
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131 | foreach (var addedItem in e.Items) addedItem.Value.Changed += constraint_Changed;
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132 | UpdateControl();
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133 | }
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134 |
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135 | private void constraint_Removed(object sender, CollectionItemsChangedEventArgs<IndexedItem<ShapeConstraint>> e) {
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136 | foreach (var removedItem in e.Items) removedItem.Value.Changed -= constraint_Changed;
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137 | UpdateControl();
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138 | }
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139 |
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140 | private void constraints_Moved(object sender, CollectionItemsChangedEventArgs<IndexedItem<ShapeConstraint>> e) {
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141 | UpdateControl();
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142 | }
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143 |
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144 | private void constraints_Reset(object sender, CollectionItemsChangedEventArgs<IndexedItem<ShapeConstraint>> e) {
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145 | foreach (var addedItem in e.Items) addedItem.Value.Changed += constraint_Changed;
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146 | foreach (var removedItem in e.OldItems) removedItem.Value.Changed -= constraint_Changed;
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147 | UpdateControl();
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148 | }
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149 |
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150 | private void Content_CheckedItemsChanged(object sender, CollectionItemsChangedEventArgs<IndexedItem<ShapeConstraint>> e) {
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151 | UpdateControl();
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152 | }
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153 |
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154 | private void Content_ItemsReplaced(object sender, CollectionItemsChangedEventArgs<IndexedItem<ShapeConstraint>> e) {
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155 | foreach (var addedItem in e.Items) addedItem.Value.Changed += constraint_Changed;
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156 | foreach (var removedItem in e.OldItems) removedItem.Value.Changed -= constraint_Changed;
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157 | UpdateControl();
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158 | }
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159 |
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160 | private void constraintsInput_TextChanged(object sender, EventArgs e) {
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161 | errorOutput.Text = "Unparsed changes! Press parse button to save changes.";
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162 | errorOutput.ForeColor = Color.DarkOrange;
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163 | }
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164 |
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165 | private void Content_Changed(object sender, EventArgs e) {
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166 | UpdateControl();
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167 | }
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168 |
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169 | private void helpButton_DoubleClick(object sender, EventArgs e) {
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170 | using (InfoBox dialog = new InfoBox("Help for shape constraints",
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171 | "HeuristicLab.Problems.DataAnalysis.Views.Resources.shapeConstraintsHelp.rtf",
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172 | this)) {
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173 | dialog.ShowDialog(this);
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174 | }
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175 | }
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176 | }
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177 | } |
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