Please note that event handling is not supported in the current version of Xs2Ado
The WillChangeField event is called before a pending operation changes the value of one or more Field objects in the Recordset.
METHOD FieldChangeComplete (lFields, aFields, oError, lStatus, oRecordSet ) CLASS AdoRecordSetEvents
lFields A Long that indicates the number of Field objects in Fields
aFields An array of Usuals that contains Field objects with pending changes
oError An Error object. It describes the error that occurred if the value of lStatus is adStatusErrorsOccurred; otherwise it is not set.
lStatus An AdoEventStatusEnum status value
oRecordSet A Recordset object. The Recordset for which this event occurred
A FieldChangeComplete event may occur when setting the Value property and calling the Update method with field and value array parameters