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source: trunk/sources/HeuristicLab.Problems.Instances.TSPLIB.Views/3.3/TSPLIBTSPInstanceProviderView.cs @ 7958

Last change on this file since 7958 was 7956, checked in by sforsten, 12 years ago

#1782: improvements from mkommend's comment have been applied

File size: 2.4 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2012 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.IO;
24using System.Windows.Forms;
25using HeuristicLab.MainForm;
26using HeuristicLab.MainForm.WindowsForms;
27using HeuristicLab.Problems.Instances.Views;
28
29namespace HeuristicLab.Problems.Instances.TSPLIB.Views {
30  [View("TSPLIB TSP InstanceProvider View")]
31  [Content(typeof(IProblemInstanceConsumer<TSPData>), IsDefaultView = true)]
32  public partial class TSPLIBTSPInstanceProviderView : ProblemInstanceConsumerViewGeneric<TSPData> {
33    public new IProblemInstanceConsumer<TSPData> Content {
34      get { return (IProblemInstanceConsumer<TSPData>)base.Content; }
35      set { base.Content = value; }
36    }
37
38    public TSPLIBTSPInstanceProviderView() {
39      InitializeComponent();
40    }
41
42    protected override void importButton_Click(object sender, EventArgs e) {
43      TSPLIBTSPInstanceProvider provider = SelectedProvider as TSPLIBTSPInstanceProvider;
44      if (provider != null) {
45        using (var dialog = new TSPLIBImportDialog()) {
46          if (dialog.ShowDialog() == DialogResult.OK) {
47            var instance = provider.LoadData(dialog.TSPFileName, dialog.TourFileName, dialog.Quality);
48            try {
49              GenericConsumer.Load(instance);
50            }
51            catch (Exception ex) {
52              MessageBox.Show(String.Format("This problem does not support loading the instance {0}: {1}", Path.GetFileName(openFileDialog.FileName), Environment.NewLine + ex.Message), "Cannot load instance");
53            }
54          }
55        }
56      } else {
57        base.importButton_Click(sender, e);
58      }
59    }
60  }
61}
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