source: branches/2931_OR-Tools_LP_MIP/HeuristicLab.Data/3.3/Path Types/FileValue.cs

Last change on this file was 16720, checked in by ddorfmei, 4 weeks ago

#2931: Merged revision(s) 16235-16719 from trunk

File size: 2.1 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2019 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.IO;
23using HeuristicLab.Common;
24using HeuristicLab.Core;
25using HEAL.Attic;
26
27namespace HeuristicLab.Data {
28  [Item("FileValue", "Represents the path to a file.")]
29  [StorableType("55D686E9-29B7-41C2-8693-D1CA6E792765")]
30  public class FileValue : PathValue {
31    [Storable]
32    private string fileDialogFilter;
33    public string FileDialogFilter {
34      get { return fileDialogFilter; }
35      set {
36        if (fileDialogFilter != value) {
37          fileDialogFilter = value;
38        }
39      }
40    }
41
42    [Storable]
43    public bool SaveFile { get; set; }
44
45    [StorableConstructor]
46    protected FileValue(StorableConstructorFlag _) : base(_) { }
47    protected FileValue(FileValue original, Cloner cloner)
48      : base(original, cloner) {
49      fileDialogFilter = original.FileDialogFilter;
50      SaveFile = original.SaveFile;
51    }
52    public override IDeepCloneable Clone(Cloner cloner) {
53      return new FileValue(this, cloner);
54    }
55
56    public FileValue()
57      : base() {
58      fileDialogFilter = @"All files|*.*";
59    }
60
61    public override bool Exists() {
62      if (string.IsNullOrEmpty(Value)) return false;
63      if (string.IsNullOrEmpty(Path.GetDirectoryName(Value))) return false;
64      return File.Exists(Value);
65    }
66  }
67}
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