public void drag_set_icon_stock (DragContext context, string stock_id, int hot_x, int hot_y)
Warning: drag_set_icon_stock is deprecated since "3.10".
Sets the icon for a given drag from a stock ID.
Use drag_set_icon_name instead.
the context for a drag (This must be called with a context for the source side of a drag)
the ID of the stock icon to use for the drag
the X offset within the icon of the hotspot
the Y offset within the icon of the hotspot