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source: addons/HeuristicLab.DataImporter/HeuristicLab.DataImporter.Command/MissingValues/FillMissingValueCommandBase.cs @ 17603

Last change on this file since 17603 was 16994, checked in by gkronber, 5 years ago

#2520 Update plugin dependencies and references for HL.DataImporter for new persistence

File size: 2.4 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2013 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.Collections.Generic;
23using System.Windows.Forms;
24using HeuristicLab.DataImporter.Data.CommandBase;
25using HeuristicLab.DataImporter.Data.Model;
26using HEAL.Attic;
27
28namespace HeuristicLab.DataImporter.Command {
29  [StorableType("74B80925-CEA4-4223-92C1-1542F0418F12")]
30  public abstract class FillMissingValueCommandBase : ColumnGroupCommandWithAffectedColumnsBase {
31    protected Dictionary<int, List<int>> nullValues;
32    protected ICollection<int> oldSortedColumnIndexes;
33    protected IEnumerable<SortOrder> oldSortOrder;
34
35    [StorableConstructor]
36    protected FillMissingValueCommandBase(StorableConstructorFlag _) : base(_) {
37      nullValues = new Dictionary<int, List<int>>();
38    }
39
40    protected FillMissingValueCommandBase(DataSet dataSet, string columnGroupName, int[] affectedColumns)
41      : base(dataSet, columnGroupName, affectedColumns) {
42      nullValues = new Dictionary<int, List<int>>();
43    }
44
45    public override void UndoExecute() {
46      base.UndoExecute();
47      ColumnBase column;
48      foreach (int col in nullValues.Keys) {
49        column = ColumnGroup.GetColumn(col);
50        for (int j = 0; j < this.nullValues[col].Count; j++)
51          column.ChangeValue(this.nullValues[col][j], null);
52      }
53      ColumnGroup.SortOrdersForColumns = oldSortOrder;
54      ColumnGroup.SortedColumnIndexes = oldSortedColumnIndexes;
55      oldSortedColumnIndexes = null;
56      oldSortOrder = null;
57      nullValues.Clear();
58      ColumnGroup.FireChanged();
59      ColumnGroup = null;
60    }
61  }
62}
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