XmGetDragContext - Man Page

#include <Xm/DragC​.h>
Widget XmGetDragContext(
Widget refwidget,
Time timestamp);

XmGetDragContext returns the widget ID of the active DragContext associated with a given display and timestamp​. A timestamp uniquely identifies which DragContext is active when more than one drag and drop transaction has been initiated on a display​. If the specified timestamp matches a timestamp processed between the start and finish of a single drag and drop transaction, the function returns the corresponding DragContext ID​.

refwidget

Specifies the ID of the widget that the routine uses to identify the intended display​. The function returns the ID of the DragContext associated with the display value passed by this widget​.

timestamp

Specifies a timestamp​.

For a complete definition of DragContext and its associated resources, see XmDragContext(3)​.

Returns the ID of the DragContext widget that is active for the specified timestamp​. Otherwise, returns NULL if no active DragContext is found​.

XmDragContext(3)​.