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Changeset 13063


Ignore:
Timestamp:
10/26/15 18:31:28 (7 years ago)
Author:
gkronber
Message:

#2473: merged r13036 and r13054 from trunk to stable

Location:
stable
Files:
3 edited

Legend:

Unmodified
Added
Removed
  • stable

  • stable/HeuristicLab.Optimization.Views

  • stable/HeuristicLab.Optimization.Views/3.3/RunCollectionViews/RunCollectionTableView.cs

    r12725 r13063  
    2525using System.Linq;
    2626using System.Windows.Forms;
     27using HeuristicLab.Collections;
    2728using HeuristicLab.Core;
    2829using HeuristicLab.Data.Views;
     
    122123
    123124    protected override void UpdateColumnHeaders() {
    124       HashSet<string> visibleColumnNames = new HashSet<string>(dataGridView.Columns.OfType<DataGridViewColumn>()
    125        .Where(c => c.Visible && !string.IsNullOrEmpty(c.HeaderText)).Select(c => c.HeaderText));
    126 
     125      string[] colNames = base.Content.ColumnNames.ToArray();
     126      int colCount = colNames.Length;
    127127      for (int i = 0; i < dataGridView.ColumnCount; i++) {
    128         if (i < base.Content.ColumnNames.Count())
    129           dataGridView.Columns[i].HeaderText = base.Content.ColumnNames.ElementAt(i);
     128        if (i < colCount)
     129          dataGridView.Columns[i].HeaderText = colNames[i];
    130130        else
    131131          dataGridView.Columns[i].HeaderText = "Column " + (i + 1);
     132      }
     133
     134      HashSet<string> visibleColumnNames = new HashSet<string>(
     135        dataGridView.Columns.OfType<DataGridViewColumn>()
     136       .Where(c => c.Visible)
     137       .Where(c => !string.IsNullOrEmpty(c.HeaderText))
     138       .Where(c => !IsConstant(c.HeaderText))
     139       .Select(c => c.HeaderText));
     140
     141      for (int i = 0; i < dataGridView.ColumnCount; i++) {
    132142        dataGridView.Columns[i].Visible = visibleColumnNames.Count == 0 || visibleColumnNames.Contains(dataGridView.Columns[i].HeaderText);
    133143      }
     144    }
     145
     146    // returns true when all values in the column are the same (missing values are included in the count)
     147    private bool IsConstant(string columnName) {
     148      Func<IRun, string, string> GetStringValue = (IRun r, string colName) => {
     149        // also include missing values in the count
     150        IItem v = null;
     151        if (r.Parameters.TryGetValue(colName, out v)) return v.ToString();
     152        if (r.Results.TryGetValue(colName, out v)) return v.ToString();
     153        return string.Empty;
     154      };
     155
     156      var firstRun = Content.First();
     157      string firstValue = GetStringValue(firstRun, columnName);
     158      return Content.Skip(1).All(run => firstValue == GetStringValue(run, columnName));
    134159    }
    135160
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