Usage of Dev control navbarcontrol

/// Create navbar Group private void creategroup () {datarow [] DRS = DT. select (""); // obtain all groups int I = 0; foreach (datarow DR in DRS) {I ++; devexpress. xtranavbar. navbargroup NBG = new devexpress. xtranavbar. navbargroup (); NBG. caption = Dr ["classname"]. tostring (); if (I = 1) NBG. expanded = true; // open the first navbarcontrol1.groups. add (NBG); createsublevel (convert. toint32 (Dr ["classid"]), NBG) ;}/// <summary> /// Construct the lower-level navbar sublevel /// </Summary> /// <Param name = "grpid"> group ID </param> /// <Param name = "passgroup) "> navbargroup name </param> private void createsublevel (INT grpid, devexpress. xtranavbar. navbargroup passgroup) {dt = getsublist (); foreach (datarow DR in DT. select ("parentid =" grpid "") {devexpress. xtranavbar. navbaritem NBI = new devexpress. xtranavbar. navbaritem (); NBI. caption = Dr ["classname"]. tostr Ing (); NBI. name = Dr ["winname"]. tostring (); NBI. tag = Dr ["classid"]. tostring (); NBI. smallimageindex = _ listsqu; passgroup. itemlinks. add (NBI); NBI. linkclicked + = new devexpress. xtranavbar. navbarlinkeventhandler (nbi_linkclicked); _ listsqu ++ ;}/// click the event private void nbi_linkclicked (Object sender, devexpress. xtranavbar. navbarlinkeventargs e) {try {string ls_form; ls_form = E. link. item. name. trim (); // Prevent multiple if (application. openforms [ls_form]! = NULL) {application. openforms [ls_form]. activate (); return;} string assemblyname = (ls_form.trim (). split ('. ') [0]; form FRM = (form) system. reflection. assembly. load (assemblyname ). createinstance (ls_form); frm. show ();} catch (exception ee) {MessageBox. show (EE. message); return ;}}

From: http://hi.baidu.com/jjlsky/blog/item/e2d869959a376356d0135e19.html