1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2008 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.Collections.Generic;
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24 | using System.ComponentModel;
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25 | using System.Drawing;
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26 | using System.Data;
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27 | using System.Text;
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28 | using System.Windows.Forms;
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29 |
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30 | namespace HeuristicLab.Core {
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31 | /// <summary>
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32 | /// The visual representation of the information of the variables of an operator.
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33 | /// </summary>
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34 | public partial class OperatorBaseParametersView : ViewBase {
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35 | /// <summary>
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36 | /// Gets or sets the operator whose variable infos should be represented visually.
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37 | /// </summary>
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38 | /// <remarks>Uses property <see cref="ViewBase.Item"/> of base class <see cref="ViewBase"/>.
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39 | /// No own data storage present.</remarks>
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40 | public IOperator Operator {
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41 | get { return (IOperator)Item; }
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42 | set { base.Item = value; }
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43 | }
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44 | /// <summary>
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45 | /// Gets all selected variable infos.
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46 | /// <note type="caution"> Variable infos are returned read-only!</note>
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47 | /// </summary>
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48 | public ICollection<IParameter> SelectedParameter {
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49 | get {
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50 | List<IParameter> selected = new List<IParameter>();
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51 | foreach (ListViewItem item in parametersListView.SelectedItems)
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52 | selected.Add((IParameter)item.Tag);
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53 | return selected.AsReadOnly();
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54 | }
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55 | }
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56 |
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57 | /// <summary>
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58 | /// Initializes a new instance of <see cref="OperatorBaseVariableInfosView"/> with caption "Operator".
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59 | /// </summary>
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60 | public OperatorBaseParametersView() {
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61 | InitializeComponent();
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62 | parametersListView.Columns[0].Width = Math.Max(0, parametersListView.Width - 25);
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63 | Caption = "Operator";
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64 | }
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65 | /// <summary>
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66 | /// Initializes a new instance of <see cref="OperatorBaseVariableInfosView"/> with the given operator
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67 | /// <paramref name="op"/>.
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68 | /// </summary>
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69 | /// <remarks>Calls <see cref="OperatorBaseVariableInfosView()"/>.</remarks>
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70 | /// <param name="op">The operator whose variable infos should be displayed.</param>
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71 | public OperatorBaseParametersView(IOperator op)
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72 | : this() {
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73 | Operator = op;
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74 | }
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75 |
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76 | /// <summary>
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77 | /// Removes the eventhandlers from the underlying <see cref="IOperator"/>.
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78 | /// </summary>
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79 | /// <remarks>Calls <see cref="ViewBase.RemoveItemEvents"/> of base class <see cref="ViewBase"/>.</remarks>
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80 | protected override void RemoveItemEvents() {
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81 | Operator.ParameterAdded -= new EventHandler<ParameterEventArgs>(OperatorBase_ParameterAdded);
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82 | Operator.ParameterRemoved -= new EventHandler<ParameterEventArgs>(OperatorBase_ParameterRemoved);
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83 | base.RemoveItemEvents();
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84 | }
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85 | /// <summary>
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86 | /// Adds eventhandlers to the underlying <see cref="IOperator"/>.
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87 | /// </summary>
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88 | /// <remarks>Calls <see cref="ViewBase.AddItemEvents"/> of base class <see cref="ViewBase"/>.</remarks>
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89 | protected override void AddItemEvents() {
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90 | base.AddItemEvents();
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91 | Operator.ParameterAdded += new EventHandler<ParameterEventArgs>(OperatorBase_ParameterAdded);
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92 | Operator.ParameterRemoved += new EventHandler<ParameterEventArgs>(OperatorBase_ParameterRemoved);
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93 | }
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94 |
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95 | /// <summary>
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96 | /// Updates all controls with the latest data of the model.
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97 | /// </summary>
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98 | /// <remarks>Calls <see cref="ViewBase.UpdateControls"/> of base class <see cref="ViewBase"/>.</remarks>
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99 | protected override void UpdateControls() {
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100 | base.UpdateControls();
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101 | parameterDetailsGroupBox.Controls.Clear();
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102 | if (Operator == null) {
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103 | Caption = "Operator";
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104 | parametersListView.Enabled = false;
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105 | parameterDetailsGroupBox.Enabled = false;
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106 | } else {
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107 | Caption = Operator.Name + " (" + Operator.GetType().Name + ")";
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108 | parametersListView.Enabled = true;
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109 | parametersListView.Items.Clear();
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110 | foreach (IParameter parameter in Operator.Parameters) {
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111 | ListViewItem item = new ListViewItem();
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112 | item.Text = parameter.Name;
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113 | item.Tag = parameter;
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114 | parametersListView.Items.Add(item);
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115 | }
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116 | if (parametersListView.Items.Count > 0)
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117 | parametersListView.SelectedIndices.Add(0);
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118 | }
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119 | }
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120 |
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121 | private void parametersListView_SelectedIndexChanged(object sender, EventArgs e) {
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122 | if (parameterDetailsGroupBox.Controls.Count > 0)
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123 | parameterDetailsGroupBox.Controls[0].Dispose();
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124 | parameterDetailsGroupBox.Controls.Clear();
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125 | parameterDetailsGroupBox.Enabled = false;
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126 | if (parametersListView.SelectedItems.Count == 1) {
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127 | IParameter parameter = (IParameter)parametersListView.SelectedItems[0].Tag;
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128 | Control control = (Control)parameter.CreateView();
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129 | parameterDetailsGroupBox.Controls.Add(control);
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130 | control.Dock = DockStyle.Fill;
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131 | parameterDetailsGroupBox.Enabled = true;
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132 | }
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133 | OnSelectedParametersChanged();
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134 | }
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135 |
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136 | /// <summary>
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137 | /// Occurs when the variables were changed, whose infos should be displayed.
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138 | /// </summary>
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139 | public event EventHandler SelectedParametersChanged;
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140 | /// <summary>
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141 | /// Fires a new <c>SelectedVariableInfosChanged</c>.
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142 | /// </summary>
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143 | protected virtual void OnSelectedParametersChanged() {
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144 | if (SelectedParametersChanged != null)
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145 | SelectedParametersChanged(this, new EventArgs());
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146 | }
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147 |
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148 | #region Size Changed Events
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149 | private void parametersListView_SizeChanged(object sender, EventArgs e) {
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150 | if (parametersListView.Columns.Count > 0)
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151 | parametersListView.Columns[0].Width = Math.Max(0, parametersListView.Width - 25);
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152 | }
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153 | #endregion
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154 |
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155 | #region OperatorBase Events
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156 | private void OperatorBase_ParameterAdded(object sender, ParameterEventArgs e) {
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157 | ListViewItem item = new ListViewItem();
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158 | item.Text = e.Parameter.Name;
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159 | item.Tag = e.Parameter;
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160 | parametersListView.Items.Add(item);
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161 | }
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162 | private void OperatorBase_ParameterRemoved(object sender, ParameterEventArgs e) {
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163 | ListViewItem itemToDelete = null;
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164 | foreach (ListViewItem item in parametersListView.Items) {
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165 | if (item.Tag == e.Parameter)
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166 | itemToDelete = item;
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167 | }
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168 | parametersListView.Items.Remove(itemToDelete);
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169 | }
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170 | #endregion
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171 | }
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172 | }
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