/// <summary>
/// Initializes a new instance of the SorterBase class with the specified
/// TableModel, Column index, IComparer and SortOrder
/// </summary>
/// <param name="tableModel">The TableModel that contains the data to be sorted</param>
/// <param name="column">The index of the Column to be sorted</param>
/// <param name="comparer">The IComparer used to sort the Column's Cells</param>
/// <param name="sortOrder">Specifies how the Column is to be sorted</param>
public SorterBase(TableModel tableModel, int column, IComparer comparer, SortOrder sortOrder)
{
this.tableModel = tableModel;
this.column = column;
this.comparer = comparer;
this.sortOrder = sortOrder;
this.secondarySortOrder = new SortColumnCollection();
this.secondaryComparers = new IComparerCollection();
}
/// <summary>
/// Initializes a new instance of the SorterBase class with the specified
/// TableModel, Column index, IComparer and SortOrder
/// </summary>
/// <param name="tableModel">The TableModel that contains the data to be sorted</param>
/// <param name="column">The index of the Column to be sorted</param>
/// <param name="comparer">The IComparer used to sort the Column's Cells</param>
/// <param name="sortOrder">Specifies how the Column is to be sorted</param>
public SorterBase(TableModel tableModel, int column, IComparer comparer, SortOrder sortOrder)
{
this.tableModel = tableModel;
this.column = column;
this.comparer = comparer;
this.sortOrder = sortOrder;
this.secondarySortOrder = new SortColumnCollection();
this.secondaryComparers = new IComparerCollection();
}
/// <summary>
/// Gets a collection of comparers for the underlying sort order(s)
/// </summary>
/// <param name="secondarySortOrders"></param>
/// <returns></returns>
private IComparerCollection GetSecondaryComparers(SortColumnCollection secondarySortOrders)
{
IComparerCollection comparers = new IComparerCollection();
foreach (SortColumn sort in secondarySortOrders)
{
ComparerBase comparer = null;
Column column = this.ColumnModel.Columns[sort.SortColumnIndex];
if (column.Comparer != null)
{
comparer = (ComparerBase) Activator.CreateInstance(column.Comparer, new object[] { this.TableModel, sort.SortColumnIndex, sort.SortOrder });
}
else if (column.DefaultComparerType != null)
{
comparer = (ComparerBase) Activator.CreateInstance(column.DefaultComparerType, new object[] { this.TableModel, sort.SortColumnIndex, sort.SortOrder });
}
if (comparer != null)
comparers.Add(comparer);
}
return comparers;
}
