source: branches/DataPreprocessing Enhancements/HeuristicLab.DataPreprocessing.Views/3.4/CheckedTransformationListView.cs @ 14467

Last change on this file since 14467 was 14185, checked in by swagner, 5 years ago

#2526: Updated year of copyrights in license headers

File size: 2.9 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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;
23using System.Collections.Generic;
24using System.Reflection;
25using System.Windows.Forms;
26using HeuristicLab.Core;
27using HeuristicLab.Core.Views;
28using HeuristicLab.MainForm;
29using HeuristicLab.PluginInfrastructure;
30using HeuristicLab.Problems.DataAnalysis;
31
32namespace HeuristicLab.DataPreprocessing.Views {
33  [View("CheckedTransformationList View")]
34  //[Content(typeof(RunCollectionConstraintCollection), true)]
35  [Content(typeof(ICheckedItemList<ITransformation>), false)]
36  public partial class CheckedTransformationListView : CheckedItemListView<ITransformation> {
37
38    public CheckedTransformationListView() {
39      InitializeComponent();
40      itemsGroupBox.Text = "Transformations";
41    }
42
43    protected override ITransformation CreateItem() {
44      if (typeSelectorDialog == null) {
45        typeSelectorDialog = new TypeSelectorDialog();
46        typeSelectorDialog.Caption = "Select Transformation";
47        typeSelectorDialog.TypeSelector.Caption = "Available Transformations";
48        typeSelectorDialog.TypeSelector.Configure(typeof(ITransformation), showNotInstantiableTypes: true, showGenericTypes: false, typeCondition: CanInstanciateTransformation);
49      }
50
51      if (typeSelectorDialog.ShowDialog(this) == DialogResult.OK) {
52        try {
53          // TODO: Avoid accessing parent view
54          var transformationView = (TransformationView)Parent;
55          var columnNames = transformationView.Content.Data.VariableNames;
56
57          return (ITransformation)typeSelectorDialog.TypeSelector.CreateInstanceOfSelectedType(new[] { columnNames });
58        }
59        catch (Exception ex) {
60          ErrorHandling.ShowErrorDialog(this, ex);
61        }
62      }
63      return null;
64    }
65
66    private bool CanInstanciateTransformation(Type type) {
67      foreach (ConstructorInfo ctor in type.GetConstructors(BindingFlags.Public | BindingFlags.Instance)) {
68        ParameterInfo[] parameters = ctor.GetParameters();
69        if (parameters.Length == 1 && parameters[0].ParameterType == typeof(IEnumerable<string>)) return true;
70      }
71      return false;
72    }
73  }
74}
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