adminannounce.aspx.cs

本程序基于 asp.net 2.0 +sql server 2

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
using lalablog;
public partial class admin_adminAnnounce : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["admin"] == null)
            Response.Redirect("adminLogin.aspx");
        if (!IsPostBack) getAnnounce();
    }
    private void getAnnounce()
    {
        string strconn = ConfigurationManager.ConnectionStrings["dsn"].ToString();
        SqlConnection cn = new SqlConnection(strconn);
        cn.Open();
        string sql = "select announce from setting ";
        SqlCommand cm = new SqlCommand(sql, cn);
        SqlDataReader dr = cm.ExecuteReader();

        if (dr.Read())
            editor.InnerHtml = dr["announce"].ToString();

        cn.Close();

    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        string strconn = ConfigurationManager.ConnectionStrings["dsn"].ToString();
        SqlConnection cn = new SqlConnection(strconn);

        decode text = new decode(hf_editor.Value); //调用decode类进行解码，还原<>这两个符号
        string announce = text.outstr();
 
        string sql = "update setting set announce=N'" + announce+"'";
        try
        {
            cn.Open();
            SqlCommand cm = new SqlCommand(sql, cn);
            cm.ExecuteNonQuery();
            Label1.Text = "公告设置已成功";
        }
        catch (SqlException ex)
        {
            Label1.Text = ex.Message;

        }
        finally
        {
            cn.Close();
            getAnnounce();
        }
    }
}