Man page - xmtrackingevent(3)
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Manual
XmTrackingEvent
NAMESYNOPSIS
DESCRIPTION
RETURN
RELATED
NAME
XmTrackingEvent — A Toolkit function that provides a modal interaction "XmTrackingEvent" "Toolkit functions" "XmTrackingEvent"
SYNOPSIS
#include
<Xm/Xm.h>
Widget XmTrackingEvent
(
Widget widget
,
Cursor cursor
,
Boolean confine_to
,
XEvent *event_return
);
DESCRIPTION
XmTrackingEvent provides a modal interface for selection of a component. It is intended to support context help. The function calls the XmUpdateDisplay function. XmTrackingEvent then grabs the pointer and discards succeeding events until BSelect is released or a key is pressed and then released. The function then returns the widget or gadget that contains the pointer when BSelect is released or a key is released, and ungrabs the pointer.
|
widget |
Specifies the widget ID of a widget to use as the basis of the modal interaction. That is, the widget within which the interaction must occur, usually a top-level shell. |
||
|
cursor |
Specifies the cursor to be used for the pointer during the interaction. This is a standard X cursor name. |
confine_to
Specifies whether or not the cursor should be confined to widget .
event_return
Returns the ButtonRelease or KeyRelease event that causes the function to return.
RETURN
Returns the widget or gadget that contains the pointer when BSelect is released or a key is released. If no widget or gadget contains the pointer, the function returns NULL.
RELATED
XmTrackingLocate (3).