if (e.Item is TreeListEditableItem && (e.Item as TreeListEditableItem).IsInEditMode)
{
TreeListEditableItem item = (TreeListEditableItem)e.Item;
RadNumericTextBox Quantity = (RadNumericTextBox)item.FindControl("Quantity");
RadNumericTextBox Rate = (RadNumericTextBox)item.FindControl("Rate");
RadNumericTextBox Amount = (RadNumericTextBox)item.FindControl("Amount");
If i going to edit these values are come null
Thanks Advance,
Mohamed.