StartSplit Event 280

Applies To: Splitter

Description

If enabled, this event is reported when the user depresses the left mouse button over a Splitter object to signify the beginning of a drag operation.

This event is reported for information alone. You may not disable or nullify the event by setting the action code for the event to ¯1 or by returning 0 from a callback function.

The event message reported as the result of ⎕DQ, or supplied as the right argument to your callback function, is a 2-element vector as follows :

[1]	Object	ref or character vector
[2]	Event	'StartSplit' or 280

See also EndSplit, Splitting.