admin/news/News_Edit.aspx.cs

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using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;

public partial class news_News_Edit : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Convert.ToInt32(Session["pass"]) != 1)
            Response.Redirect("News_Manage.aspx");
        if (!IsPostBack)
        {
            string strSQL = "select * from News where NewsId=" + Request.QueryString["Id"];
            DataTable dt = MyClass.OfflineSelect(strSQL);
            txtTitle.Text = Server.HtmlDecode(dt.Rows[0]["NewsTitle"].ToString().Replace("<br>", "\r\n"));
            txtContent.Text = dt.Rows[0]["NewsContent"].ToString();
            RadioButtonList1.SelectedValue = dt.Rows[0]["NewsTj"].ToString();
        }
    }
    protected void Button2_Click(object sender, EventArgs e)
    {
        string strContent = txtContent.ViewStateText;

        string strTitle = Server.HtmlEncode(txtTitle.Text);
        strTitle = strTitle.Replace("\r\n", "<br>");
        strTitle = strTitle.Replace("'", "''");
        strTitle = strTitle.Replace(" ", "&nbsp;");

        Boolean tj = Convert.ToBoolean(RadioButtonList1.SelectedValue);

        string strSQL = "update News set NewsTitle='" + strTitle + "',NewsContent='" + strContent + "',NewsTj='" + tj + "' where NewsId=" + Request.QueryString["Id"];
        if (MyClass.ExecuteSql(strSQL) > 0)
        {
            Response.Write("<script>alert('修改成功！')</script>");
            Response.Write("<script>location.assign('News_Manage.aspx')</script>");
        }
        else
        {
            Response.Write("<script>alert('修改失败！')</script>");
        }
    }
    protected void Button3_Click(object sender, EventArgs e)
    {
        Response.Redirect("News_Edit.aspx?Id=" + Request.QueryString["Id"]);
    }
}