REMOVE_CALLBACK Verb

Syntax

REMOVE_CALLBACK(eventType,context_id{,control_id})

Description

The REMOVE_CALLBACK verb removes event handling for the eventType--specified event for a control.

Parameter

Description

eventType

Event type as identified in the CALLBACK verb.

control_id

Control ID number, an integer between 1 and 32767 and unique within a given top-level window. The control_id is optional for windows.

contextID

An integer value between 0 and 32767.

If the callback subroutine registered to handle the event is invalid, an !ERROR=17 - Invalid Parameter is returned.

See Also

Verbs - Alphabetical Listing



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