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PowerCOBOL V11.0 Reference
FUJITSU Software

6.50 WillChangeField Event

Description:

Generated before a pending operation changes the value of one or more ADO field objects in the ADO recordset object.

Used in controls:

ADODataSource

Used in Objects:

None.

Parameters:

1. [VT_I4 - Index S9(9) COMP-5]

2. VT_I4 - Reserved1 S9(9) COMP-5

3. VT_I4 - Reserved2 S9(9) COMP-5

4. VT_I4 - adStatus S9(9) COMP-5

5. VT_DISPATCH - pRecordset OBJECT REFERENCE POW-COBJECT

Description of parameters:

  1. Index: When the control is part of an array, Index contains the control's index in the array.

  2. Reserved1: Do not use this parameter. It is reserved for future use.

  3. Reserved2: Do not use this parameter. It is reserved for future use.

  4. adStatus: Indicates or requests the current status as follows:
    POW-ADODB-ADSTATUSCANCEL: Requests cancellation of the operation that caused the event to occur.
    POW-ADODB-ADSTATUSCANTDENY: Indicates that the operation cannot request cancellation of the pending operation.
    POW-ADODB-ADSTATUSOK: Indicates that the operation that caused the event was successful.
    POW-ADODB-ADSTATUSUNWANTEDEVENT: Requests that further events of the type that caused this event to be generated should not be generated.

  5. pRecordset: Indicates a pointer to the recordset object, for which this event generated.

Details:

Consult the ADO documentation for details.