/// <summary>
/// Applies all given transactions
/// </summary>
/// <param name="ops">Operation list</param>
private void ApplyTransaction(List <UndoRedoOperationBase> ops)
{
int i = 0;
while (i < ops.Count)
{
UndoRedoOperationBase r = ops[i];
DataRow row = r.Row;
switch (r.OperationType)
{
case UndoRedoOperationBaseType.NewRow:
UndoRedoRowOperation rowOp = (UndoRedoRowOperation)r;
DataTable sourceTable = rowOp.Table;
DataRow newRow = sourceTable.NewRow();
if (rowOp.WasDeleted)
{
RestoreRowFields(rowOp, newRow);
}
bool flag = true;
int j = i + 1;
while (flag & j < ops.Count)
{
if (ops[j].OperationType == UndoRedoOperationBaseType.ChangeField)
{
UndoRedoFieldOperation f = (UndoRedoFieldOperation)ops[j];
newRow[f.ColumnName] = f.NewValue;
i = j - 1;
}
else
{
flag = false;
}
j++;
}
sourceTable.Rows.Add(newRow);
for (int n = r.ID; n < m_operations.Count; ++n)
{
if (m_operations[n].Row == row)
{
m_operations[n].Row = newRow;
}
}
break;
case UndoRedoOperationBaseType.DeleteRow:
//((UndoRedoRowOperation)r).Table.Rows.Remove(row);
((UndoRedoRowOperation)r).Row.Delete();
break;
case UndoRedoOperationBaseType.ChangeField:
UndoRedoFieldOperation fieldOp = (UndoRedoFieldOperation)r;
row[fieldOp.ColumnName] = fieldOp.NewValue;
break;
}
i++;
}
}
/// <summary>
/// Creates a new <see cref="UndoRedoEventArgs"/> object.
/// </summary>
/// <param name="record">The transaction record.</param>
public UndoRedoEventArgs(UndoRedoOperationBase record)
{
this.record = record;
}