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    public class folderdialog : foldernameeditor
    {
        foldernameeditor.folderbrowser fdialog = new system.windows.forms.design.foldernameeditor.folderbrowser();
        public folderdialog()
        {
        }
        public dialogresult displaydialog()
        {
            return displaydialog("请选择一个文件夹");
        }
        
        public dialogresult displaydialog(string description)
        {
            fdialog.description = description;
            return fdialog.showdialog();
        }
        public string path
        {
            get
            {
                return fdialog.directorypath;
            }
        }
        
        ~folderdialog()
        {
            fdialog.dispose();
        }
    }