NewsList.aspx.cs

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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;

	/// <summary>
	/// NewsList 的摘要说明。
	/// </summary>
public partial class NewsList : System.Web.UI.Page
{
    protected void Page_Load(object sender, System.EventArgs e)
    {
        string sql;
        if (Request.QueryString["classid"] != null)
        {
            string ctNewsClass = Request.QueryString["classid"].ToString();
            sql = "SELECT *  FROM tNews WHERE tNewsClass='" + ctNewsClass + "' ORDER BY ID DESC ";
            SqlDataSource1.SelectCommand = sql;

        }
        else
        {
            sql = "SELECT * FROM tNews ORDER BY ID DESC ";
            SqlDataSource1.SelectCommand = sql;
        }
        GridView1.RowDataBound += new GridViewRowEventHandler(GridView1_RowDataBound);
    }

    void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
    {
        if (e.Row.RowType == DataControlRowType.DataRow)
        {
            HyperLink temp = (HyperLink)e.Row.Cells[1].Controls[0];
            temp.Text = temp.Text.Length > 22 ? temp.Text.Substring(0, 22) + "..." : temp.Text;
        }
    }
}