Waits and processes events as long as the user-defined function is TRUE.

Syntax

PROCEDURE waitForMessages:
DEFINE INPUT PARAMETER UDFName AS CHARACTER NO-UNDO. 
DEFINE INPUT PARAMETER procH AS HANDLE NO-UNDO. 
DEFINE INPUT PARAMETER timeOut AS INTEGER NO-UNDO.

Parameters

UDFName
User-defined function.
procH
Handle to user-defined function.
timeOut
Time limit (in seconds) in which no messages are received.

Applies to

Session objects

Notes

  • UDFName (in procH) returns TRUE and there is no period of more than timeOut seconds in which no messages are received.
  • The user-defined function, UDFName, is evaluated each time after a message is handled.

See also

createMessageConsumer procedure, deleteConsumer procedure, messageHandler procedure, #rfi1387308559859

For more information see the Message Consumer objects, the Consuming messages, the Terminating the Message Consumer object, and the Creating a message handler process.