NAME
XmDropSiteQueryStackingOrder — A Drag and Drop function that returns
the parent, a list of children, and the number of children for a
specified widget
SYNOPSIS
#include <Xm/DragDrop.h>
Status XmDropSiteQueryStackingOrder(
Widget widget,
Widget *parent_return,
Widget **child_returns,
Cardinal *num_child_returns);
DESCRIPTION
XmDropSiteQueryStackingOrder obtains the parent, a list of children
registered as drop sites, and the number of children registered as drop
sites for a given widget. The children are listed in current stacking
order, from bottom-most (first child) to the top-most (last child).
This function allocates memory for the returned data that must be freed
by calling XtFree.
widget Specifies the widget ID. For this widget, you obtain the list
of its children, its parent, and the number of children.
parent_return
Returns the widget ID of the drop site parent of the
specified widget.
child_returns
Returns a pointer to the list of drop site children
associated with the specified widget. The function allocates
memory to hold the list. The application is responsible for
managing the allocated space. The application can recover
the allocated space by calling XtFree.
num_child_returns
Returns the number of drop site children for the specified
widget.
For a complete definition of DropSite and its associated resources, see
XmDropSite(3).
RETURN
Returns 0 (zero) if the routine fails; returns a nonzero value if it
succeeds.
RELATED
XmDropSite(3) and XmDropSiteConfigureStackingOrder(3).
XmDropSiteQueryStackingOrder(library call)