ADO WillChangeField and
FieldChangeComplete Events
 Complete Recordset Object Reference
The WillChangeField Event
The WillChangeField event is triggered before the values of one or more Field
Objects are changing.
Note: Before this event returns, set the status parameter to adStatusCancel to
cancel the operation that caused this event.
The FieldChangeComplete Event
The FieldChangeComplete event is triggered after the values of one or more
Field Objects have been changed.
Note: Before this event returns, set the status parameter to adStatusUnwantedEvent to prevent subsequent notifications.
Note: The WillChangeField event and the FieldChangeComplete event may occur when
you set the Value property and calls the Update method with field and value array parameters.
Syntax
WillChangeField numfields,fields,status,objRs
FieldChangeComplete numfields,fields,objErr,status,objRs
|
| Parameter |
Description |
| numfields |
The number of Field objects in fields
|
| fields |
An array that contains Field objects with changes
|
| status |
An EventStatusEnum
value that indicates the status of the execution of the event
|
| objErr |
The name of an Error object that describes the error if
status is
set to adStatusErrorsOccurred, otherwise it is not set
|
| objRs |
The name of the Recordset Object that triggered this
event
|
EventStatusEnum Values
| Constant |
Value |
Description |
| adStatusOK |
1 |
The operation that caused the event was successful |
| adStatusErrorsOccurred |
2 |
The operation that caused the event failed |
| adStatusCantDeny |
3 |
The operation that caused the event cannot be
cancelled |
| adStatusCancel |
4 |
The operation that caused the event is cancelled |
| adStatusUnwantedEvent |
5 |
Prevents subsequent notifications before the event method has finished
executing |
Complete Recordset Object Reference
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