bool OnClick(TreeNode& myTree, int nRow, int nCol, TreeNode& trNode, DWORD dwCntrl, int nType, WndContainer& theDlg)
{
	if(GETNEVENT_ON_AUTO_BUTTON_CLICKED != dwCntrl)
		return true;
	printf("clicked row = %d, col=%d, cntrl=%X, type = %d\n", nRow, nCol, dwCntrl, nType);
	return true;
}

void getnhint()
{
    GETN_TREE(tr)
			GETN_STR(Hint, "My Hint " UNICODE_OCHAR_RIGHT_TRI, "")// GETN_ID(ID_DATAINFOSETTINGS_HINT)
			GETN_HINT_EX(TRUE, FALSE)
			GETN_SET_EVENT_EX_HANDLER_ATT(tr.Hint, OnClick, STR_ATTRIB_HANDLER_RC)
	GetNBox(tr)
}