XmDropSiteRegistered (3) - Linux Manuals
XmDropSiteRegistered: A Drag and Drop function that determines if a drop site has been registered
NAMEXmDropSiteRegistered --- A Drag and Drop function that determines if a drop site has been registered
#include <Xm/DragDrop.h> Boolean XmDropSiteRegistered( Widget widget);
XmDropSiteRegistered determines if the specified widget has a drop site registered. If a drop site is registered, this function returns True.
- Specifies the ID of the widget being queried.
For a complete definition of DropSite and its associated resources, see XmDropSite(3).