private bool UpdateClassDescription(ClassListControls curControl)
        {
            string ns        = string.Empty;
            string className = string.Empty;

            if (curControl == ClassListControls.ClassTreeView)
            {
                if (classList.SelectedNode != null)
                {
                    ns        = classList.SelectedNode.Parent.Text;
                    className = classList.SelectedNode.Text;
                }
            }
            else                        //this is a selected class list
            {
                //see if this is a multiple selection (or nothing is selected) and clear description in this case
                if (selectedClassList.SelectedIndices.Count != 1)
                {
                    descr.Text = string.Empty;
                    return(true);
                }

                string relPath = selectedClassList.SelectedItem.ToString();
                ns        = relPath.Substring(0, relPath.IndexOf(":"));
                className = relPath.Substring(relPath.IndexOf(":") + 1);

                // MessageBox.Show(path);
            }

            ISWbemObject obj = WmiHelper.GetClassObject(machineName,
                                                        ns,
                                                        className);

            string theDescr = WmiHelper.GetClassDescription(obj);

            if (theDescr != string.Empty)
            {
                //Add special handling for newlines: change all "\n" to System.Environment.NewLine:
                int    i        = -1;
                string theRest  = theDescr;
                string theStart = string.Empty;
                while ((i = theRest.IndexOf("\n")) >= 0)
                {
                    theStart = theStart + theRest.Substring(0, i) + System.Environment.NewLine;
                    theRest  = theRest.Substring(i + 1);
                }
                theDescr = theStart + theRest;

                descr.Text = theDescr;
                return(true);
            }
            else
            {
                descr.Text = WMISys.GetString("WMISE_NoDescr");
                return(false);
            }
        }