09-数据库操作/通用数据库连接/DatabaseCon/Form1.cs

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Data.OleDb;
using System.Data.SqlClient;
using System.IO;

namespace DatabaseCon
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        public static string strCon = "";
        private void Form1_Load(object sender, EventArgs e)
        {
            textBox6.Text = "(local)";
        }

        private void button1_Click(object sender, EventArgs e)
        {
            openFileDialog1.Filter = "*.mdb(Access数据库文件)|*.mdb|*.xls(Excel文件)|*.xls|*.*(所有文件)|*.*";
            if (openFileDialog1.ShowDialog() == DialogResult.OK)
            {
                textBox1.Text = openFileDialog1.FileName;
            }
        }

        private void button2_Click(object sender, EventArgs e)
        {
            Form2 frm = new Form2();
            frm.ShowDialog();
            textBox6.Text = Form2.strServer;
        }

        private void button3_Click(object sender, EventArgs e)
        {
            if (radioButton1.Checked == true)
            {
                if (textBox1.Text != "")
                {
                    FileInfo FInfo = new FileInfo(textBox1.Text);
                    string strExtention = FInfo.Extension;
                    if (strExtention.ToLower() == ".mdb")
                    {
                        if (textBox2.Text != "")
                        {
                            strCon = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + textBox1.Text + ";UID=" + textBox2.Text + ";PWD=" + textBox3.Text + ";";
                        }
                        else
                        {
                            strCon = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + textBox1.Text + ";";
                        }