handlerMethod Text Notification handler method name
error Longint Error result

Get the device notification handler

The device notification handler is a 4D method that receives notification events when a device is connected or disconnected.

Parameter handlerMethod receives the name of the notification handler method. If there is no notification handler installed, handlerMethod is set to an empty string.

For information on what the device notification handler looks like and what it can do, see QPx_AcqSetNotificationHandler.

Related commands

QPx_AcqSetNotificationHandler Specify the device notification handler