5、listview

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace _2015_1_25
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        public DataTable getData()
        {
            //构建表
            DataTable dt = new DataTable();
            //向表中添加列
            dt.Columns.Add("code");
            dt.Columns.Add("name");
            dt.Columns.Add("nianling");
            dt.Columns.Add("fenshu");
            //添加行
            DataRow dr1 = dt.NewRow();
            dr1["code"] = "101";
            dr1["name"] = "张三";
            dr1["nianling"] = "22";
            dr1["fenshu"] = "98";
            dt.Rows.Add(dr1);
            DataRow dr2 = dt.NewRow();
            dr2["code"] = "102";
            dr2["name"] = "李四";
            dr2["nianling"] = "23";
            dr2["fenshu"] = "97";
            dt.Rows.Add(dr2);
            DataRow dr3 = dt.NewRow();
            dr3["code"] = "103";
            dr3["name"] = "王五";
            dr3["nianling"] = "20";
            dr3["fenshu"] = "88";
            dt.Rows.Add(dr3);
            return dt;
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            //DataTable dt = getData();
            listView1.Columns.Add("学号");
            listView1.Columns.Add("姓名");
            listView1.Columns.Add("年龄");
            listView1.Columns.Add("分数");

            ListViewItem ivt1 = new ListViewItem();
            ivt1.Text = "101";
            ivt1.SubItems.Add ("张三");
            ivt1.SubItems.Add("22");
            ivt1.SubItems.Add("97");

            listView1.Items.Add(ivt1);
        }

        public void ShouDongTianchong()                                 
        {
            ListViewItem lvt1 = new ListViewItem();
            lvt1.Text = "101";
            lvt1.SubItems.Add("张三");
            lvt1.SubItems.Add("22");
            lvt1.SubItems.Add("98");

            listView1.Items.Add(lvt1);

            ListViewItem lvt2 = new ListViewItem();
            lvt2.Text = "1012";
            lvt2.SubItems.Add("张三2");
            lvt2.SubItems.Add("222");
            lvt2.SubItems.Add("982");

            listView1.Items.Add(lvt2);
        }
        private void button1_Click(object sender, EventArgs e)
        {
            ShouDongTianchong();
        }

        private void button2_Click(object sender, EventArgs e)
        {
            DataTable dt = getData();//读取整个datatable
            DataRow dr1 = dt.Rows[0];//获取dt的第一行
            //创建listview的第一行的项
            ListViewItem lt1 = new ListViewItem();
            lt1.Text = dr1["code"].ToString();
            lt1.SubItems.Add(dr1["name"].ToString());
            lt1.SubItems.Add(dr1["nianling"].ToString());
            lt1.SubItems.Add(dr1["fenshu"].ToString());

            listView1.Items.Add(lt1);
        }

        private void button3_Click(object sender, EventArgs e)
        {
            DataTable dt = getData();//读取整个datatable
            for (int i = 0; i < dt.Rows.Count; i++)
            {
                DataRow dr1 = dt.Rows[i];//获取dt的第一行
                //创建listview的第一行的项
                ListViewItem lt1 = new ListViewItem();
                lt1.Text = dr1["code"].ToString();
                lt1.SubItems.Add(dr1["name"].ToString());
                lt1.SubItems.Add(dr1["nianling"].ToString());
                lt1.SubItems.Add(dr1["fenshu"].ToString());

                listView1.Items.Add(lt1);               
            }
        }
    }
}