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ABL Reference
Handle Attributes and Methods Reference : GET-CALLBACK-PROC-CONTEXT( ) method
 

GET-CALLBACK-PROC-CONTEXT( ) method

Returns the handle of the procedure that contains the internal procedure associated with the ABL callback for the specified event.
Return type: HANDLE
Applies to: Buffer object handle, ProDataSet object handle, Query object handle

Syntax

GET-CALLBACK-PROC-CONTEXT ( event-name )
event-name
The name of a defined event.
If the object does not have a callback procedure for the specified event, this method returns the Unknown value (?).
Use the SET-CALLBACK-PROCEDURE( ) method to associate an internal procedure with a callback for an object.
For more information on events, see the Handle-based Object Events Reference.

See also

APPLY-CALLBACK( ) method, GET-CALLBACK-PROC-NAME( ) method, SET-CALLBACK-PROCEDURE( ) method