source: branches/2931_OR-Tools_LP_MIP/HeuristicLab.Data.Views/3.3/Path Views/FileValueView.cs @ 16405

Last change on this file since 16405 was 16405, checked in by ddorfmei, 5 months ago

#2931:

  • moved views to separate plugin HeuristicLab.MathematicalOptimization.Views
  • added button in LinearProgrammingProblemView to select the problem definition type
  • added views for problem definitions
  • added ExportFile parameter to LinearProgrammingAlgorithm
  • extended FileValue and FileValueView by the option to save a file
  • code cleanup
File size: 2.1 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2018 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.Windows.Forms;
24using HeuristicLab.Core.Views;
25using HeuristicLab.MainForm;
26
27namespace HeuristicLab.Data.Views {
28  [View("FileValueView")]
29  [Content(typeof(FileValue), true)]
30  public partial class FileValueView : ItemView {
31    public new FileValue Content {
32      get { return (FileValue)base.Content; }
33      set { base.Content = value; }
34    }
35
36    public FileValueView() {
37      InitializeComponent();
38    }
39
40    protected override void SetEnabledStateOfControls() {
41      base.SetEnabledStateOfControls();
42      openButton.Enabled = !Locked && !ReadOnly && Content != null;
43    }
44
45    protected override void OnContentChanged() {
46      base.OnContentChanged();
47      if (Content == null) {
48        stringConvertibleValueView.Content = null;
49        return;
50      }
51
52      stringConvertibleValueView.Content = Content.StringValue;
53      openFileDialog.Filter = Content.FileDialogFilter;
54    }
55
56    protected virtual void openButton_Click(object sender, EventArgs e) {
57      var fileDialog = Content.SaveFile ? (FileDialog)saveFileDialog : openFileDialog;
58      fileDialog.Filter = Content.FileDialogFilter;
59      if (fileDialog.ShowDialog(this) != DialogResult.OK) return;
60      Content.Value = fileDialog.FileName;
61    }
62  }
63}
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