gtk-drag-set-icon-pixbuf (context pixbuf x y)

context -- a gdk-drag-context object for a drag, this must be called with a drag context for the source side of a drag
pixbuf -- a gdk-pixbuf object to use as the drag icon
x -- an integer with the x offset within widget of the hotspot
y -- an integer with the y offset within widget of the hotspot

Sets the pixbuf as the icon for a given drag.