1 using System;
 2 using System.Collections.Generic;
 3 using System.ComponentModel;
 4 using System.Data;
 5 using System.Drawing;
 6 using System.Linq;
 7 using System.Text;
 8 using System.Threading.Tasks;
 9 using System.Windows.Forms;
10 using System.Data.SqlClient;
11
12 namespace WindowsFormsApplication7
13 {
14     public partial class Form1 : Form
15     {
16         SqlConnection conn;
17         SqlDataAdapter sda;
18         DataSet ds = null;
19         public Form1()
20         {
21             InitializeComponent();
22         }
23
24         private void Form1_Load(object sender, EventArgs e)
25         {
26             conn = new SqlConnection("server = .; database = msdb ; uid = A; pwd = B");
27             sda = new SqlDataAdapter("select * from MSdbms_map", conn);
28             ds = new DataSet();
29             sda.Fill(ds, "map");
30             dataGridView1.DataSource = ds.Tables[0];
31             dataGridView1.SelectionMode = DataGridViewSelectionMode.FullRowSelect;
32             dataGridView1.ReadOnly = true;
33             dataGridView1.DefaultCellStyle.SelectionBackColor = Color.DarkRed;
34         }
35
36         private void button1_Click(object sender, EventArgs e)
37         {
38             string msg = string.Format("第{0}行，第{1}列", dataGridView1.CurrentCell.RowIndex, dataGridView1.CurrentCell.ColumnIndex);
39             label1.Text = "选择的单元格为： " + msg;
40         }
41     }
42 }