[8598] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[12012] | 3 | * Copyright (C) 2002-2015 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[8598] | 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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[8877] | 22 | using System;
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| 23 | using System.Collections.Generic;
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| 24 | using System.Globalization;
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[9449] | 25 | using System.IO;
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[8877] | 26 | using System.Linq;
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[8598] | 27 | using System.Windows.Forms;
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[8877] | 28 | using HeuristicLab.Core.Views;
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| 29 | using HeuristicLab.Problems.DataAnalysis;
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[8598] | 30 |
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| 31 | namespace HeuristicLab.Problems.Instances.DataAnalysis.Views {
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| 32 | public partial class DataAnalysisImportTypeDialog : Form {
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| 33 |
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[8885] | 34 | public static readonly List<KeyValuePair<DateTimeFormatInfo, string>> dateTimeFormats = new List<KeyValuePair<DateTimeFormatInfo, string>>{
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[8877] | 35 | new KeyValuePair<DateTimeFormatInfo, string>(DateTimeFormatInfo.GetInstance(new CultureInfo("de-DE")), "dd/mm/yyyy hh:MM:ss" ),
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| 36 | new KeyValuePair<DateTimeFormatInfo, string>(DateTimeFormatInfo.InvariantInfo, "mm/dd/yyyy hh:MM:ss" ),
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| 37 | new KeyValuePair<DateTimeFormatInfo, string>(DateTimeFormatInfo.InvariantInfo, "yyyy/mm/dd hh:MM:ss" ),
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| 38 | new KeyValuePair<DateTimeFormatInfo, string>(DateTimeFormatInfo.InvariantInfo, "mm/yyyy/dd hh:MM:ss" )
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| 39 | };
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| 40 |
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[9449] | 41 | public static readonly List<KeyValuePair<char, string>> POSSIBLE_SEPARATORS = new List<KeyValuePair<char, string>>{
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[8877] | 42 | new KeyValuePair<char, string>(';', "; (Semicolon)" ),
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[9449] | 43 | new KeyValuePair<char, string>(',', ", (Comma)" ),
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[9652] | 44 | new KeyValuePair<char, string>('\t', "\\t (Tab)"),
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| 45 | new KeyValuePair<char, string>((char)0, "all whitespaces (including tabs and spaces)")
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[8877] | 46 | };
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| 47 |
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[8885] | 48 | public static readonly List<KeyValuePair<NumberFormatInfo, string>> POSSIBLE_DECIMAL_SEPARATORS = new List<KeyValuePair<NumberFormatInfo, string>>{
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[9449] | 49 | new KeyValuePair<NumberFormatInfo, string>(NumberFormatInfo.GetInstance(new CultureInfo("de-DE")), ", (Comma)"),
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| 50 | new KeyValuePair<NumberFormatInfo, string>(NumberFormatInfo.InvariantInfo, ". (Period)" )
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[8877] | 51 | };
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| 52 |
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[8693] | 53 | public string Path {
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| 54 | get { return ProblemTextBox.Text; }
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| 55 | }
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| 56 |
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[8599] | 57 | public DataAnalysisImportType ImportType {
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| 58 | get {
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| 59 | return new DataAnalysisImportType() {
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[8693] | 60 | Shuffle = ShuffleDataCheckbox.Checked,
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[9021] | 61 | TrainingPercentage = TrainingTestTrackBar.Value
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[8599] | 62 | };
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| 63 | }
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| 64 | }
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[8598] | 65 |
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[8877] | 66 | public DataAnalysisCSVFormat CSVFormat {
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| 67 | get {
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| 68 | return new DataAnalysisCSVFormat() {
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| 69 | Separator = (char)SeparatorComboBox.SelectedValue,
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| 70 | NumberFormatInfo = (NumberFormatInfo)DecimalSeparatorComboBox.SelectedValue,
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[9608] | 71 | DateTimeFormatInfo = (DateTimeFormatInfo)DateTimeFormatComboBox.SelectedValue,
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| 72 | VariableNamesAvailable = CheckboxColumnNames.Checked
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[8877] | 73 | };
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| 74 | }
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| 75 | }
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| 76 |
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[8598] | 77 | public DataAnalysisImportTypeDialog() {
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| 78 | InitializeComponent();
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[8877] | 79 |
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| 80 | SeparatorComboBox.DataSource = POSSIBLE_SEPARATORS;
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| 81 | SeparatorComboBox.ValueMember = "Key";
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| 82 | SeparatorComboBox.DisplayMember = "Value";
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| 83 | DecimalSeparatorComboBox.DataSource = POSSIBLE_DECIMAL_SEPARATORS;
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| 84 | DecimalSeparatorComboBox.ValueMember = "Key";
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| 85 | DecimalSeparatorComboBox.DisplayMember = "Value";
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| 86 | DateTimeFormatComboBox.DataSource = dateTimeFormats;
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| 87 | DateTimeFormatComboBox.ValueMember = "Key";
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| 88 | DateTimeFormatComboBox.DisplayMember = "Value";
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[8598] | 89 | }
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[8599] | 90 |
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| 91 | private void TrainingTestTrackBar_ValueChanged(object sender, System.EventArgs e) {
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| 92 | TrainingLabel.Text = "Training: " + TrainingTestTrackBar.Value + " %";
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| 93 | TestLabel.Text = "Test: " + (TrainingTestTrackBar.Maximum - TrainingTestTrackBar.Value) + " %";
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| 94 | }
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[8693] | 95 |
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[8877] | 96 | protected virtual void OpenFileButtonClick(object sender, System.EventArgs e) {
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| 97 | if (openFileDialog.ShowDialog(this) != DialogResult.OK) return;
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| 98 |
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[9449] | 99 | SeparatorComboBox.Enabled = true;
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| 100 | DecimalSeparatorComboBox.Enabled = true;
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| 101 | DateTimeFormatComboBox.Enabled = true;
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[8877] | 102 | ProblemTextBox.Text = openFileDialog.FileName;
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[9608] | 103 | TableFileParser csvParser = new TableFileParser();
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| 104 | CheckboxColumnNames.Checked = csvParser.AreColumnNamesInFirstLine(ProblemTextBox.Text,
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| 105 | (NumberFormatInfo)DecimalSeparatorComboBox.SelectedValue,
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| 106 | (DateTimeFormatInfo)DateTimeFormatComboBox.SelectedValue,
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| 107 | (char)SeparatorComboBox.SelectedValue);
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[8877] | 108 | ParseCSVFile();
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| 109 | }
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| 110 |
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| 111 | protected virtual void CSVFormatComboBoxSelectionChangeCommitted(object sender, EventArgs e) {
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| 112 | if (string.IsNullOrEmpty(ProblemTextBox.Text)) return;
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| 113 |
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| 114 | ParseCSVFile();
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| 115 | }
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| 116 |
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[9608] | 117 | protected virtual void CheckboxColumnNames_CheckedChanged(object sender, EventArgs e) {
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| 118 | if (string.IsNullOrEmpty(ProblemTextBox.Text)) return;
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| 119 |
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| 120 | ParseCSVFile();
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| 121 | }
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| 122 |
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[8877] | 123 | protected void ParseCSVFile() {
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| 124 | PreviewDatasetMatrix.Content = null;
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| 125 | try {
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| 126 | TableFileParser csvParser = new TableFileParser();
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| 127 | csvParser.Parse(ProblemTextBox.Text,
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| 128 | (NumberFormatInfo)DecimalSeparatorComboBox.SelectedValue,
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| 129 | (DateTimeFormatInfo)DateTimeFormatComboBox.SelectedValue,
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[9608] | 130 | (char)SeparatorComboBox.SelectedValue,
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| 131 | CheckboxColumnNames.Checked);
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[8877] | 132 | IEnumerable<string> variableNamesWithType = GetVariableNamesWithType(csvParser);
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| 133 | PreviewDatasetMatrix.Content = new Dataset(variableNamesWithType, csvParser.Values);
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| 134 |
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| 135 | CheckAdditionalConstraints(csvParser);
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| 136 |
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| 137 | ErrorTextBox.Text = String.Empty;
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| 138 | ErrorTextBox.Visible = false;
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[8693] | 139 | OkButton.Enabled = true;
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| 140 | }
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[8877] | 141 | catch (Exception ex) {
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[9449] | 142 | if (ex is IOException || ex is InvalidOperationException || ex is ArgumentException || ex is TableFileParser.DataFormatException) {
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| 143 | OkButton.Enabled = false;
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| 144 | ErrorTextBox.Text = ex.Message;
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| 145 | ErrorTextBox.Visible = true;
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| 146 | } else {
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| 147 | throw;
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| 148 | }
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[8877] | 149 | }
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[8693] | 150 | }
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[8877] | 151 |
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| 152 | protected virtual void CheckAdditionalConstraints(TableFileParser csvParser) {
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| 153 | if (!csvParser.Values.Any(x => x is List<double>)) {
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| 154 | throw new ArgumentException("No double column could be found!");
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| 155 | }
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| 156 | }
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| 157 |
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| 158 | private IEnumerable<string> GetVariableNamesWithType(TableFileParser csvParser) {
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| 159 | IList<string> variableNamesWithType = csvParser.VariableNames.ToList();
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| 160 | for (int i = 0; i < csvParser.Values.Count; i++) {
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| 161 | if (csvParser.Values[i] is List<double>) {
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| 162 | variableNamesWithType[i] += " (Double)";
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| 163 | } else if (csvParser.Values[i] is List<string>) {
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| 164 | variableNamesWithType[i] += " (String)";
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| 165 | } else if (csvParser.Values[i] is List<DateTime>) {
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| 166 | variableNamesWithType[i] += " (DateTime)";
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| 167 | } else {
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| 168 | throw new ArgumentException("The variable values must be of type List<double>, List<string> or List<DateTime>");
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| 169 | }
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| 170 | }
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| 171 | return variableNamesWithType;
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| 172 | }
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| 173 |
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| 174 | protected void ControlToolTip_DoubleClick(object sender, EventArgs e) {
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| 175 | Control control = sender as Control;
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| 176 | if (control != null) {
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| 177 | using (TextDialog dialog = new TextDialog(control.Name, (string)control.Tag, true)) {
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| 178 | dialog.ShowDialog(this);
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| 179 | }
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| 180 | }
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| 181 | }
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[8598] | 182 | }
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| 183 | }
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