/// <summary>
/// Inserts a new row into the collection at the specified location.
/// </summary>
public void InsertAt(DataRow row, int pos)
{
if (pos < 0)
{
throw new IndexOutOfRangeException("The row insert position " + pos + " is invalid.");
}
if (row == null)
{
throw new ArgumentNullException("row", "'row' argument cannot be null.");
}
if (row.Table != this.table)
{
throw new ArgumentException("This row already belongs to another table.");
}
// If row id is not -1, we know that it is in the collection.
if (row.RowID != -1)
{
throw new ArgumentException("This row already belongs to this table.");
}
row.Validate();
row.Table.ChangingDataRow(row, DataRowAction.Add);
if (pos >= List.Count)
{
row.RowID = List.Count;
List.Add(row);
}
else
{
List.Insert(pos, row);
row.RowID = pos;
for (int i = pos + 1; i < List.Count; i++)
{
((DataRow)List [i]).RowID = i;
}
}
row.HasParentCollection = true;
row.AttachRow();
row.Table.ChangedDataRow(row, DataRowAction.Add);
}
internal void AddInternal(DataRow row, DataRowAction action)
{
row.Table.ChangingDataRow(row, action);
row.HasParentCollection = true;
List.Add(row);
// Set the row id.
row.RowID = List.Count - 1;
row.AttachRow();
#if NET_2_0
if ((action & (DataRowAction.ChangeCurrentAndOriginal |
DataRowAction.ChangeOriginal)) != 0)
{
row.Original = row.Current;
}
#endif
row.Table.ChangedDataRow(row, action);
if (row._rowChanged)
{
row._rowChanged = false;
}
}
/// <summary>
/// Inserts a new row into the collection at the specified location.
/// </summary>
public void InsertAt (DataRow row, int pos)
{
if (pos < 0)
throw new IndexOutOfRangeException ("The row insert position " + pos + " is invalid.");
if (row == null)
throw new ArgumentNullException("row", "'row' argument cannot be null.");
if (row.Table != this.table)
throw new ArgumentException ("This row already belongs to another table.");
// If row id is not -1, we know that it is in the collection.
if (row.RowID != -1)
throw new ArgumentException ("This row already belongs to this table.");
if ((table.DataSet == null || table.DataSet.EnforceConstraints) && !table._duringDataLoad)
// we have to check that the new row doesn't colide with existing row
ValidateDataRowInternal(row);
row.Table.ChangingDataRow (row, DataRowAction.Add);
if (pos >= List.Count) {
row.RowID = List.Count;
List.Add (row);
}
else {
List.Insert (pos, row);
row.RowID = pos;
for (int i = pos+1; i < List.Count; i++) {
((DataRow)List [i]).RowID = i;
}
}
row.HasParentCollection = true;
row.AttachRow ();
row.Table.ChangedDataRow (row, DataRowAction.Add);
}
internal void AddInternal(DataRow row) {
row.Table.ChangingDataRow (row, DataRowAction.Add);
row.HasParentCollection = true;
List.Add (row);
// Set the row id.
row.RowID = List.Count - 1;
row.AttachRow ();
row.Table.ChangedDataRow (row, DataRowAction.Add);
}
