DOKK / manpages / debian 12 / libmotif-dev / XmTabStackXYToWidget.3.en
XmTabStackXYToWidget(3) Library Functions Manual XmTabStackXYToWidget(3)

XmTabStackXYToWidget — A TabStack function that converts a pixel coordinate to the widget ID of the tab occupying that space "XmTabStackXYToWidget" "TabStack functions" "XmTabStackXYToWidget"

#include <Xm/TabStack.h>
Widget XmTabStackXYToWidget(
Widget widget,
int    x,
int    y);

XmTabStackXYToWidget converts an X/Y pixel coordinate in the window if TabStack to the widget ID of the tab occupying that space.

Specifies the TabStack widget ID
Specifies X coordinate to convert
Specifies Y coordinate to convert

Returns the widget ID of the tab occurring in the cpecified coordinate.

XmTabStack(3).