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source: trunk/sources/HeuristicLab.Problems.DataAnalysis.Symbolic.Views/3.4/Symbols/VariableView.cs @ 11301

Last change on this file since 11301 was 11171, checked in by ascheibe, 10 years ago

#2115 merged r11170 (copyright update) into trunk

File size: 8.5 KB
RevLine 
[3824]1#region License Information
2/* HeuristicLab
[11171]3 * Copyright (C) 2002-2014 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
[3824]4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22using System;
[5750]23using System.Linq;
[3824]24using System.Windows.Forms;
[6233]25using HeuristicLab.Collections;
26using HeuristicLab.Core;
27using HeuristicLab.Core.Views;
28using HeuristicLab.Data;
[4068]29using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Views;
[3824]30using HeuristicLab.MainForm;
31using HeuristicLab.MainForm.WindowsForms;
32
[5693]33
34namespace HeuristicLab.Problems.DataAnalysis.Symbolic.Views {
[3824]35  [View("Variable View")]
36  [Content(typeof(Variable), true)]
37  public partial class VariableView : SymbolView {
[5750]38    private CheckedItemCollectionView<StringValue> variableNamesView;
39
[3824]40    public new Variable Content {
41      get { return (Variable)base.Content; }
42      set { base.Content = value; }
43    }
44
45    public VariableView() {
46      InitializeComponent();
[5750]47      variableNamesView = new CheckedItemCollectionView<StringValue>();
48      variableNamesView.Dock = DockStyle.Fill;
49      variableNamesTabPage.Controls.Add(variableNamesView);
50      variableNamesView.Content = new CheckedItemCollection<StringValue>();
51
52      RegisterVariableNamesViewContentEvents();
[3824]53    }
54
[5750]55    private void RegisterVariableNamesViewContentEvents() {
[8103]56      variableNamesView.Content.ItemsAdded += new CollectionItemsChangedEventHandler<StringValue>(VariableNames_Changed);
57      variableNamesView.Content.ItemsRemoved += new CollectionItemsChangedEventHandler<StringValue>(VariableNames_Changed);
58      variableNamesView.Content.CheckedItemsChanged += new CollectionItemsChangedEventHandler<StringValue>(VariableNames_Changed);
59      variableNamesView.Content.CollectionReset += new CollectionItemsChangedEventHandler<StringValue>(VariableNames_Changed);
[6598]60      foreach (var variable in variableNamesView.Content) {
[8103]61        variable.ValueChanged += new EventHandler(Variable_ValueChanged);
[6598]62      }
[5750]63    }
64
[6599]65
[5750]66    private void DeregisterVariableNamesViewContentEvents() {
[8103]67      variableNamesView.Content.ItemsAdded -= new CollectionItemsChangedEventHandler<StringValue>(VariableNames_Changed);
68      variableNamesView.Content.ItemsRemoved -= new CollectionItemsChangedEventHandler<StringValue>(VariableNames_Changed);
69      variableNamesView.Content.CheckedItemsChanged -= new CollectionItemsChangedEventHandler<StringValue>(VariableNames_Changed);
70      variableNamesView.Content.CollectionReset -= new CollectionItemsChangedEventHandler<StringValue>(VariableNames_Changed);
[6598]71      foreach (var variable in variableNamesView.Content) {
[8103]72        variable.ValueChanged -= new EventHandler(Variable_ValueChanged);
[6598]73      }
[5750]74    }
75
76
[3824]77    protected override void RegisterContentEvents() {
78      base.RegisterContentEvents();
79      Content.Changed += new EventHandler(Content_Changed);
80    }
81
82    protected override void DeregisterContentEvents() {
83      base.DeregisterContentEvents();
84      Content.Changed -= new EventHandler(Content_Changed);
85    }
86
87    protected override void OnContentChanged() {
88      base.OnContentChanged();
89      UpdateControl();
90    }
91
[3904]92    protected override void SetEnabledStateOfControls() {
93      base.SetEnabledStateOfControls();
[8476]94      enabledCheckBox.Enabled = Content != null && Content.VariableNames.Any() && !Locked && !ReadOnly;
[5326]95      weightInitializationMuTextBox.Enabled = Content != null;
96      weightInitializationMuTextBox.ReadOnly = ReadOnly;
97      weightInitializationSigmaTextBox.Enabled = Content != null;
98      weightInitializationSigmaTextBox.ReadOnly = ReadOnly;
99      additiveWeightChangeSigmaTextBox.Enabled = Content != null;
100      additiveWeightChangeSigmaTextBox.ReadOnly = ReadOnly;
101      multiplicativeWeightChangeSigmaTextBox.Enabled = Content != null;
[6599]102      multiplicativeWeightChangeSigmaTextBox.ReadOnly = ReadOnly;
[3824]103    }
104
105    #region content event handlers
106    private void Content_Changed(object sender, EventArgs e) {
107      UpdateControl();
108    }
109    #endregion
110
111    #region control event handlers
[8103]112    private void VariableNames_Changed(object sender, CollectionItemsChangedEventArgs<StringValue> e) {
113      foreach (var newVar in e.Items)
114        newVar.ValueChanged += new EventHandler(Variable_ValueChanged);
115      foreach (var oldVar in e.OldItems)
116        oldVar.ValueChanged -= new EventHandler(Variable_ValueChanged);
[6598]117      UpdateContent();
[6599]118    }
[6598]119
[8103]120    private void Variable_ValueChanged(object sender, EventArgs e) {
[6598]121      UpdateContent();
122    }
123
124    private void UpdateContent() {
[5750]125      if (Content != null) {
[8936]126        Content.Fixed = true;
[6803]127        DeregisterContentEvents();
[5750]128        Content.VariableNames = variableNamesView.Content.CheckedItems.Select(x => x.Value).ToList();
[6803]129        RegisterContentEvents();
[5750]130      }
131    }
132
[8103]133    private void WeightMuTextBox_TextChanged(object sender, EventArgs e) {
[3824]134      double nu;
[5326]135      if (double.TryParse(weightInitializationMuTextBox.Text, out nu)) {
[4989]136        Content.WeightMu = nu;
[5326]137        errorProvider.SetError(weightInitializationMuTextBox, string.Empty);
[3824]138      } else {
[5326]139        errorProvider.SetError(weightInitializationMuTextBox, "Invalid value");
[3824]140      }
141    }
[8103]142    private void WeightSigmaTextBox_TextChanged(object sender, EventArgs e) {
[3824]143      double sigma;
[5326]144      if (double.TryParse(weightInitializationSigmaTextBox.Text, out sigma) && sigma >= 0.0) {
[3824]145        Content.WeightSigma = sigma;
[5326]146        errorProvider.SetError(weightInitializationSigmaTextBox, string.Empty);
[3824]147      } else {
[5326]148        errorProvider.SetError(weightInitializationSigmaTextBox, "Invalid value");
[3824]149      }
150    }
151
[8103]152    private void AdditiveWeightChangeSigmaTextBox_TextChanged(object sender, EventArgs e) {
[5326]153      double sigma;
154      if (double.TryParse(additiveWeightChangeSigmaTextBox.Text, out sigma) && sigma >= 0.0) {
155        Content.WeightManipulatorSigma = sigma;
156        errorProvider.SetError(additiveWeightChangeSigmaTextBox, string.Empty);
[3824]157      } else {
[5326]158        errorProvider.SetError(additiveWeightChangeSigmaTextBox, "Invalid value");
[3824]159      }
160    }
[8103]161    private void MultiplicativeWeightChangeSigmaTextBox_TextChanged(object sender, EventArgs e) {
[3824]162      double sigma;
[5326]163      if (double.TryParse(multiplicativeWeightChangeSigmaTextBox.Text, out sigma) && sigma >= 0.0) {
164        Content.MultiplicativeWeightManipulatorSigma = sigma;
165        errorProvider.SetError(multiplicativeWeightChangeSigmaTextBox, string.Empty);
[3824]166      } else {
[5326]167        errorProvider.SetError(multiplicativeWeightChangeSigmaTextBox, "Invalid value");
[3824]168      }
169    }
170    #endregion
171
172    #region helpers
173    private void UpdateControl() {
174      if (Content == null) {
[5326]175        weightInitializationMuTextBox.Text = string.Empty;
176        weightInitializationSigmaTextBox.Text = string.Empty;
177        additiveWeightChangeSigmaTextBox.Text = string.Empty;
178        multiplicativeWeightChangeSigmaTextBox.Text = string.Empty;
[5750]179        // temporarily deregister to prevent circular calling of events
180        DeregisterVariableNamesViewContentEvents();
181        variableNamesView.Content.Clear();
182        RegisterVariableNamesViewContentEvents();
[3824]183      } else {
[5750]184        // temporarily deregister to prevent circular calling of events
185        DeregisterVariableNamesViewContentEvents();
[8853]186        variableNamesView.Content.Clear();
187        foreach (var variableName in Content.AllVariableNames) {
188          variableNamesView.Content.Add(new StringValue(variableName), Content.VariableNames.Contains(variableName));
189        }
[5750]190        RegisterVariableNamesViewContentEvents();
191
[5326]192        weightInitializationMuTextBox.Text = Content.WeightMu.ToString();
193        weightInitializationSigmaTextBox.Text = Content.WeightSigma.ToString();
194        additiveWeightChangeSigmaTextBox.Text = Content.WeightManipulatorSigma.ToString();
195        multiplicativeWeightChangeSigmaTextBox.Text = Content.MultiplicativeWeightManipulatorSigma.ToString();
[3824]196      }
197      SetEnabledStateOfControls();
198    }
199    #endregion
200  }
201}
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