private void Merge()
{
int n = Cells.Length;
for (int i = UseExplicitHeader ? 1 : 0; i < n; i++)
{
Row row = Cells[i];
object[] keys = row.GetDataArray(KeyIndexes);
Db2Source.Row target = Controller.Rows.FindRowByOldKey(keys);
if (target == null)
{
target = Controller.Rows.FindRowByKey(keys);
}
if (target == null)
{
target = new Db2Source.Row(Controller);
Controller.Rows.Add(target);
}
row.ApplyTo(target, Fields, IgnoreEmptyCell);
}
}
private void Overwrite()
{
DataGrid grid = Controller.Grid;
object obj = grid.CurrentItem;
int n = grid.Items.Count;
int i0 = (obj != null) ? grid.Items.IndexOf(obj) : n;
for (int i = UseExplicitHeader ? 1 : 0; i < Cells.Length; i++)
{
Row row = Cells[i];
Db2Source.Row target = null;
if (i0 + i < n)
{
target = grid.Items[i0 + i] as Db2Source.Row;
}
if (target == null)
{
target = new Db2Source.Row(Controller);
Controller.Rows.Add(target);
}
row.ApplyTo(target, Fields, IgnoreEmptyCell);
}
}