zoukankan      html  css  js  c++  java
  • 动态生成Menu

    项目中需要动态生成菜单,于是写了个简单的c#代码示例,有待进一步完善:

                DataSet ds = new DataSet();
                DataTable dt = new DataTable();
                dt.Columns.Add("Code");
                dt.Rows.Add("1000");
                dt.Rows.Add("10001000");
                dt.Rows.Add("100010001000");
                dt.Rows.Add("100010001001");
                dt.Rows.Add("10001001");
                dt.Rows.Add("100010011000");
                dt.Rows.Add("100010011001");
                dt.Rows.Add("10001002");
                dt.Rows.Add("100010021000");
                dt.Rows.Add("100010021001");
                ds.Tables.Add(dt);

                for (int i = 1; i < ds.Tables[0].Rows.Count; i++)
                {
                    MenuItem mi = new MenuItem(ds.Tables[0].Rows[i][0].ToString(), ds.Tables[0].Rows[i][0].ToString(), "", "");
                    for (int j = i+1; j < ds.Tables[0].Rows.Count; j++)
                    {
                        if (ds.Tables[0].Rows[i][0].ToString().Length < ds.Tables[0].Rows[j][0].ToString().Length)
                        {
                            MenuItem mi1 = new MenuItem(ds.Tables[0].Rows[j][0].ToString(), ds.Tables[0].Rows[i][0].ToString(), "", "");
                            mi.ChildItems.Add(mi1);
                            if (j==ds.Tables[0].Rows.Count-1)
                            {
                                i = j;
                            }
                        }
                        else
                        {
                            i = j - 1;
                            break;
                        }
                    }
                    Menu1.Items.Add(mi);
                }

  • 相关阅读:
    Mac上搭建Hadoop环境(3) — Hive下载及安装
    Mac上搭建Hadoop环境(2) — Hadoop下载及安装
    Mac上搭建Hadoop环境(1) — 虚拟机的安装及SSH免密设置
    Mac上ssh localhost免密失败该如何解决
    Java8 Lambda 之 Collection Stream
    Java 集合Collection——初学者参考,高手慎入(未完待续)
    Java注解Annotation(一)
    ubuntu下安装和破解navicat的方法
    java I/O流类概述
    List元素为泛型时的注意事项
  • 原文地址:https://www.cnblogs.com/guoxiaowen/p/1451039.html
Copyright © 2011-2022 走看看