source: branches/HeuristicLab.Problems.GrammaticalOptimization/DynamicDataDisplay/DataSources/OneDimensional/TableDataSource.cs @ 13792

using System.Data;
using System.Linq;
using System.Windows;
using System.Collections.Generic;

namespace Microsoft.Research.DynamicDataDisplay.DataSources
{
  /// <summary>Data source that extracts sequence of points and their attributes from DataTable</summary>
  public class TableDataSource : EnumerableDataSource<DataRow>
  {
    public TableDataSource(DataTable table)
      : base(table.Rows)
    {
      // Subscribe to DataTable events
      table.TableNewRow += NewRowInsertedHandler;
      table.RowChanged += RowChangedHandler;
      table.RowDeleted += RowChangedHandler;
    }

    private void RowChangedHandler(object sender, DataRowChangeEventArgs e)
    {
      RaiseDataChanged();
    }

    private void NewRowInsertedHandler(object sender, DataTableNewRowEventArgs e)
    {
      // Raise DataChanged event. ChartPlotter should redraw graph.
      // This will be done automatically when rows are added to table.
      RaiseDataChanged();
    }
  }
}