internal static void SetItemInfo(DDContainer sender, ref DragEventArg arg, ref DDItemInfo item_info)
{
_DDItemInfo _info = (_DDItemInfo)Util.PtrToStruct <_DDItemInfo>(arg.DDItemInfo);
item_info.receiver_index = _info.receiver_index;
item_info.sender_index = _info.sender_index;
item_info.sender = sender.Name;
if (_info.receiver == IntPtr.Zero)
{
item_info.receiver = null;
}
item_info.receiver = Widget.GetName(_info.receiver);
}