frmmanage.cs

来自「C sharp ACCESS数据库读取」· CS 代码 · 共 52 行

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Data.OleDb;
namespace ClassManage
{
    public partial class frmManage : Form
    {
        OleDbConnection con;
        OleDbDataAdapter da;
        DataSet ds;
        public frmManage()
        {
            InitializeComponent();
        }
        public void FillData()
        {
            con = new OleDbConnection("provider=microsoft.jet.oledb.4.0;data source=db.mdb");
            da = new OleDbDataAdapter("select * from 同学录表",con);
            ds = new DataSet();
            da.Fill(ds, "Student");
            gvStudent.DataSource = ds;
            gvStudent.DataMember = "Student";

        }

        private void frmManage_Load(object sender, EventArgs e)
        {
            FillData();
        }

        private void btnSave_Click(object sender, EventArgs e)
        {
            try
            {
                OleDbCommandBuilder cb = new OleDbCommandBuilder(da);
                da.Update(ds, "Student");
                MessageBox.Show("更新成功!");
               
            }
            catch (Exception ex)
            {
                MessageBox.Show("出现错误:" + ex.Message);
            }

        }
    }
}