module_tree.aspx.cs.svn-base

很好的OA框架,使用ASP.NET+C#+sqlserver2005

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using Sovo.OA.BLL.Utils;
using Sovo.OA.BLL;
using Sovo.OA.Model;
using System.Collections.Generic;

public partial class Admin_module_tree : System.Web.UI.Page
{
    List<Module> listModule = null;
   

    protected void Page_Load(object sender, EventArgs e)
    {
        
        if (!Page.IsPostBack)
        {
            int empID = 1;
            if (Session["EmployeeID"] != null)
                empID = Convert.ToInt32(Session["EmployeeID"].ToString());

            //填充TreeView
            RoleBLL aRBLL = new RoleBLL();
            listModule = aRBLL.getRoleModulesByEmpID(empID) ;

            //判断用户是否有权限
            if (listModule.Count <= 0)
            {
                Literal txtMsg = new Literal();
                txtMsg.Text = "<script>alert('你无权访问后台功能！')</script>";
                Page.Controls.Add(txtMsg);
                return;
            }

            //创建根节点
            TreeNode rootNode = new TreeNode();
            rootNode.Expanded = true;
            rootNode.Text = "OA系统后台管理权限";
            rootNode.Value = "100";
            rootNode.ShowCheckBox = false;

            TreeView1.Nodes.Add(rootNode);
            CreateTree("100", rootNode);

            //禁止第一级权限访问
            denyParentNodeLink(TreeView1.Nodes);
         }


    }

   

    private void CreateTree(String parentID, TreeNode rootNode)
    {
        List<Module> listSubModule = getSubModuleByParentID(parentID);

        foreach (Module aModule in listSubModule)
        {
            TreeNode treeNode = new TreeNode();
            treeNode.Text = aModule.ModuleName;
           // treeNode.ShowCheckBox = true;
            treeNode.Expanded = true;
            treeNode.Value = aModule.ModuleID;
            treeNode.NavigateUrl = aModule.Link;
            treeNode.Target = "MainFrame";
            //treeNode.Checked = false;

            rootNode.ChildNodes.Add(treeNode);

            String id = aModule.ModuleID.Trim();    //
            CreateTree(id, treeNode);
        }
    }

    private List<Module> getSubModuleByParentID(String parentID)
    {
        List<Module> listSubModule = new List<Module>();
        //Module m = new Module();

        foreach (Module aModule in listModule)
        {
            if (aModule.ParentID == parentID)
            {
                listSubModule.Add(aModule);
            }
        }

        return listSubModule;
    }

    private void denyParentNodeLink(TreeNodeCollection tnc)
    {
        foreach (TreeNode pNode in tnc)
        {
            if (!pNode.NavigateUrl.Contains("aspx"))
                pNode.NavigateUrl = "";
 
            if (pNode.ChildNodes.Count != 0)
                denyParentNodeLink(pNode.ChildNodes);
        }
    }
    

}