pagichang

workTable.ColumnChanged  += new
  DataColumnChangeEventHandler(OnColumnChanged);
workTable.ColumnChanging += new
  DataColumnChangeEventHandler(OnColumnChanging);
workTable.RowChanged += new DataRowChangeEventHandler(OnRowChanged);
workTable.RowChanging += new DataRowChangeEventHandler(OnRowChanging);

protected static void OnColumnChanged(
  object sender, DataColumnChangeEventArgs args)
{
  Console.Write(" ColumnChanged: ");
  Console.Write(args.Column.ColumnName + " changed to '" + args.ProposedValue + "'\n");
}

protected static void OnColumnChanging(
  object sender, DataColumnChangeEventArgs args)
{
  Console.Write("ColumnChanging: ");
  Console.Write(args.Column.ColumnName + " equals '" +
    args.Row[args.Column] +
    "', changing to '" + args.ProposedValue + "'\n");   
}

protected static void OnRowChanging(
  object sender, DataRowChangeEventArgs args)
{
  if (args.Action != DataRowAction.Nothing)
    Console.WriteLine("   RowChanging: Action = " + args.Action + ",
      CustID = " + args.Row["CustID"]);
}

protected static void OnRowChanged(
  object sender, DataRowChangeEventArgs args)
{
  if (args.Action != DataRowAction.Nothing)
    Console.WriteLine("    RowChanged: Action = " + args.Action + ",
      CustID = " + args.Row["CustID"]);
}