1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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4 | *
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5 | * This file is part of HeuristicLab.
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6 | *
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7 | * HeuristicLab is free software: you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation, either version 3 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * HeuristicLab is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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19 | */
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20 | #endregion
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21 |
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22 | using System;
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23 | using System.IO;
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24 | using System.Threading.Tasks;
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25 | using System.Windows.Forms;
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26 | using HeuristicLab.MainForm;
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27 | using HeuristicLab.Problems.DataAnalysis;
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28 |
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29 | namespace HeuristicLab.Problems.Instances.DataAnalysis.Views {
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30 | [View("Regression InstanceProvider View")]
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31 | [Content(typeof(RegressionInstanceProvider), IsDefaultView = true)]
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32 | public partial class RegressionInstanceProviderView : DataAnalysisInstanceProviderView<IRegressionProblemData> {
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33 |
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34 | public new RegressionInstanceProvider Content {
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35 | get { return (RegressionInstanceProvider)base.Content; }
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36 | set { base.Content = value; }
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37 | }
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38 |
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39 | public RegressionInstanceProviderView() {
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40 | InitializeComponent();
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41 | }
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42 |
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43 | protected override void importButton_Click(object sender, EventArgs e) {
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44 | var importTypeDialog = new RegressionImportTypeDialog();
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45 | if (importTypeDialog.ShowDialog() == DialogResult.OK) {
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46 | IRegressionProblemData instance = null;
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47 |
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48 | Task.Factory.StartNew(() => {
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49 | var mainForm = (MainForm.WindowsForms.MainForm)MainFormManager.MainForm;
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50 | // lock active view and show progress bar
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51 | IContentView activeView = (IContentView)MainFormManager.MainForm.ActiveView;
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52 |
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53 | try {
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54 | var progress = mainForm.AddOperationProgressToContent(activeView.Content,
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55 | "Loading problem instance.");
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56 |
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57 | Content.ProgressChanged +=
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58 | (o, args) => { progress.ProgressValue = args.ProgressPercentage / 100.0; };
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59 |
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60 | instance = Content.ImportData(importTypeDialog.Path, importTypeDialog.ImportType,
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61 | importTypeDialog.CSVFormat);
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62 | } catch (Exception ex) {
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63 | ErrorWhileParsing(ex);
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64 | return;
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65 | } finally {
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66 | mainForm.RemoveOperationProgressFromContent(activeView.Content);
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67 | }
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68 |
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69 | try {
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70 | GenericConsumer.Load(instance);
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71 | } catch (Exception ex) {
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72 | ErrorWhileLoading(ex, importTypeDialog.Path);
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73 | } finally {
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74 | Invoke((Action)(() => instancesComboBox.SelectedIndex = -1));
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75 | mainForm.RemoveOperationProgressFromContent(activeView.Content);
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76 | }
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77 | });
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78 | }
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79 | }
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80 | }
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81 | }
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