用ASP.NET写你自己的代码生成器（2）。

来源：作者：出处：巧巧读书 2006-09-07 进入讨论组

　　FRMMAIN.ASPX.CS

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Data.SqlClient;
using System.Drawing;
using System.Web;

using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HTMLControls;

namespace Web_Test
{
    /// <summary>
    /// 作者：davi
    /// 日期：3003-03-18
    /// </summary>
    public class FrmMain : System.Web.UI.Page
    {
        protected System.Web.UI.WebControls.Label Label1;
        protected System.Web.UI.WebControls.Label Label2;
        protected System.Web.UI.WebControls.Label Label4;
        protected System.Web.UI.WebControls.DropDownList DropDownList1;
        protected System.Web.UI.WebControls.Label Label5;
        protected System.Web.UI.WebControls.TextBox txtServerName;
        protected System.Web.UI.WebControls.TextBox txtUserName;
        protected System.Web.UI.WebControls.TextBox txtPassword;
        protected System.Web.UI.WebControls.Button Button1;
        protected System.Web.UI.WebControls.DropDownList DropDownList2;
        protected System.Web.UI.WebControls.Label Label6;
        protected System.Web.UI.WebControls.Label Label7;
        protected System.Web.UI.WebControls.Button Button2;
        protected System.Web.UI.WebControls.DropDownList DropDownList3;
        protected System.Web.UI.WebControls.Button Button3;
        protected System.Web.UI.WebControls.TextBox txtLayOut;
        protected System.Web.UI.WebControls.Button Button4;
        protected System.Web.UI.WebControls.Button Button5;
        protected System.Web.UI.WebControls.Button Button6;
        private SqlConnection m_Scon;
        private DataSet m_DS;

        private void Page_Load(object sender, System.EventArgs e)
        {
            m_Scon = new SqlConnection();
            m_DS = new DataSet();
        }

        #region Web Form Designer generated code
        //[STAThreadAttribute]
        override protected void OnInit(EventArgs e)
        {
            //
            // CODEGEN：该调用是 ASP.NET Web 窗体设计器所必需的。
            //
            InitializeComponent();
            base.OnInit(e);
        }

        /// <summary>
        /// 设计器支持所需的方法 - 不要使用代码编辑器修改
        /// 此方法的内容。
        /// </summary>
        private void InitializeComponent()
        {
            this.Button1.Click += new System.EventHandler(this.Button1_Click);
            this.DropDownList1.SelectedIndexChanged += new System.EventHandler(this.DropDownList1_SelectedIndexChanged);
            this.Button2.Click += new System.EventHandler(this.Button2_Click);
            this.Button3.Click += new System.EventHandler(this.Button3_Click);
            this.Button4.Click += new System.EventHandler(this.Button4_Click);
            this.Button5.Click += new System.EventHandler(this.Button5_Click);
            this.Button6.Click += new System.EventHandler(this.Button6_Click);
            this.Load += new System.EventHandler(this.Page_Load);

        }
        #endregion

        #region 显示数据库的表 Button1_Click
        /// <summary>
        /// 显示数据库的表
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void Button1_Click(object sender, System.EventArgs e)
        {
            try
            {
                m_Scon.ConnectionString = "user id="+this.txtUserName.Text+
                    ";password="+this.txtPassword.Text+
                    ";initial catalog="+this.DropDownList3.SelectedItem.Text+
                    ";data source="+this.txtServerName.Text;
                SqlCommand m_Scmd = new SqlCommand("sp_tables",m_Scon);
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