webform1.aspx.cs

ASP的应用,控件的使用。ASP的应用,控件的使用。ASP的应用,控件的使用。

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
using System.IO;
using System.Text.RegularExpressions;
namespace WebApplication1
{
	/// <summary>
	/// Summary description for WebForm1.
	/// </summary>
	public partial class WebForm1 : System.Web.UI.Page
	{
	
		protected void Page_Load(object sender, System.EventArgs e)
		{
			DataBind();
		}

		#region Render
		protected override void Render(HtmlTextWriter writer)
		{			
			//原理就是把表头<tr></tr>标签替换为<tr class="fixedHeaderTr"></tr>
			TextWriter tempWriter = new StringWriter();
			base.Render(new HtmlTextWriter(tempWriter));			
			
			string oldtr = "<tr style=\"color:#FFFFCC;background-color:#990000;font-weight:bold;\">";
			string newtr = "<tr class=\"fixedHeaderTr\" style=\"color:#FFFFCC;background-color:#990000;font-weight:bold;\">";
			
			writer.Write(Regex.Replace(tempWriter.ToString(),oldtr,newtr,RegexOptions.IgnoreCase));			
		}
		#endregion

		#region DataBind
		private void DataBind()
		{
            string sql = "Select * From netcustomeracct";
			DataSet ds=GetDataSet(sql);
			this.DataGrid1.DataSource=ds;
			this.DataGrid1.DataBind();
		}
		#endregion

		#region GetDataSet
		private DataSet GetDataSet(string sql)
		{
            string constring = System.Configuration.ConfigurationSettings.AppSettings["thlsystem"];
			SqlDataAdapter	sda =new SqlDataAdapter(sql,constring);
			DataSet ds=new DataSet();
			sda.Fill(ds);
			return ds;
		}
		#endregion		

		#region Web Form Designer generated code
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: This call is required by the ASP.NET Web Form Designer.
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// Required method for Designer support - do not modify
		/// the contents of this method with the code editor.
		/// </summary>
		private void InitializeComponent()
		{    

		}
		#endregion
	}
}