jstree 使用

1,角色权限

2.

    <link href="../Scripts/jsTree/themes/default/style.css" rel="stylesheet" type="text/css" />
    <script src="../Scripts/jsTree/jquery-1.6.min.js" type="text/javascript"></script>
    <script src="../Scripts/jsTree/jquery.jstree.js" type="text/javascript"></script>
    <script type="text/javascript">
        var selectRole;//当前点选的角色
        $(function () {
                $("#roleTree").jstree({
                    "core" : { "initially_open" : [ "topic_root" ] }, 
                    "json_data": {  "data": [<%=RoleData%>]  },
                    "themes": { "theme": "default", "dots": false, "icons": true },
                    "plugins": ["themes", "json_data", "ui"]
                }).
                bind("loaded.jstree", function(e,data){  data.inst.open_all(-1); }).
                bind("select_node.jstree",  function(e,data){
                        $("#lblRole").text("");
                        if(data.rslt.obj.attr("role")){
                           $("#lblRole").html("角色["+data.rslt.obj.text()+"]")//显示
                           if(data.rslt.obj.attr("id")==selectRole)return;//重复点击自身
                           $("#moduleTree").jstree("uncheck_all");//清空
                           selectRole=data.rslt.obj.attr("id");//选中节点的ID
                           var Ids= RoleModuleMgr.GetSelectNodes(selectRole).value;
                           if(Ids)  setCheckedNode(Ids);
                        }
                    })
        });
        $(function(){
             $("#moduleTree").jstree({
                "json_data": {  "data": [<%=ModuleData%>]  },
                "themes": { "theme": "default", "dots": false,"icons":false },
                "plugins": ["themes", "json_data", "ui","checkbox"]
            }).bind("loaded.jstree",function(e,data){  data.inst.open_all(-1);})
        })

        // set checked node
        function setCheckedNode(ids){
            if(ids!=""){
                var t=[];
                var tempCheckStr=ids.split(',');
                $(tempCheckStr).each(function(i,item){
                    t.push("#"+item);
                })
                $("#moduleTree").jstree("check_node",t.join(','));
            }     
        }
         // get checked node and save
        function SaveCheckedNode(){
            //非角色不允许保存
            if( $("#lblRole").text()=="") return;

            var ids = [];
            $("#moduleTree").jstree("get_checked",null,true).each(function(i,n){
                ids.push(n.id);
            });
            var rtv=ids.join(',');
            if(selectRole)  {
               var sc= RoleModuleMgr.SaveRoleModule(selectRole,rtv).value;//save rolemoduleconfig
               if(sc)
                $("#lblMsg").show().slideUp(3000);
            }
        } 
    </script>

    #region 权限 构造json 并返回
        List<ModuleInfo> lstModule = ModuleInfoBLL.ModuleInfoCmd.GetModuleInfoList(null);
        private string LoadModule(string code)
        {
            List<ModuleInfo> rst = (from m in lstModule where string.IsNullOrEmpty(code) ? (m.MCode == "001") : (m.MCode.StartsWith(code) && m.MCode.Length == code.Length + 3) select m).ToList<ModuleInfo>();
            StringBuilder sb = new StringBuilder();
            for (int i = 0; i < rst.Count; i++)
            {
                sb.Append("{\"data\":\"" + rst[i].MName + "\",\"attr\":{\"id\":\"" + rst[i].Guid + "\"}");
                string t = this.LoadModule(string.Format("{0}00{1}", code, i + 1));
                if (!string.IsNullOrEmpty(t))
                    sb.AppendFormat(",\"children\":[{0}]", t);
                if (i + 1 == rst.Count)
                    sb.Append("}");
                else
                    sb.Append("},");
            }
            return sb.ToString();

        }
        #endregion