post.aspx.cs

学生寝室管理系统

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;
public partial class post : System.Web.UI.Page
{
    SqlCommand cmd,cmd2;
    SqlConnection cn;
 
    string strsql, strsql2;
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!this.IsPostBack)
        {
            this.txttilte.Focus();
            int i;
            ArrayList n,m;
            n = new ArrayList();
            m = new ArrayList();
            for (i = 0; i <= 49; i++)
            {
                n.Add(i.ToString());
            }
            this.face1.DataSource = n;
            this.face1.DataBind();

            for (i = 0; i <= 85; i++)
            {
                m.Add(i.ToString());
            }
            this.face.DataSource = m;
            this.face.DataBind();

            this.Labusername.Text =Convert .ToString ( Session["username"]);
            this.Labsex.Text =Convert .ToString ( Session["usersex"]);
            this.Labshenfen.Text =Convert .ToString (  Session["shenfen"]);
            this.Labxiname.Text = Convert .ToString ( Session["userdepartment"]);
            this.Labzhuanye.Text =Convert .ToString (  Session["userzhuanye"]);
            this.Labentertime.Text =Convert .ToString (  Session["enterdate"]);
            this.Labemail.Text =Convert .ToString (  Session["useremail"]);
            this.Labaddress.Text =Convert .ToString (  Session["useraddress"]);
            this.Labclassname.Text =Convert .ToString (  Session["classname"]);
      
        }
    }
    protected void Button2_Click(object sender, EventArgs e)
    {
        this.txttilte.Focus();
        this.txtcontent.Text = "";
        this.txttilte.Text = "";
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        if (this.IsValid)
        {
            
            cn = sqldata.createcon();
            cn.Open();
            strsql = "insert into guestbook(username,userface,usershenfen,usersex,useraddress,useremail,entertime,userxiname,userzhuanye,classname,img,title,content)values('" +this.Labusername.Text.ToString () + "','" + this.face.SelectedItem.Value.ToString() + "','" + this.Labshenfen.Text + "','" + this.Labsex.Text + "','" + this.Labaddress.Text + "','" + this.Labemail.Text + "','" + this.Labentertime.Text + "','" + this.Labxiname.Text.ToString() + "','" + this.Labzhuanye.Text.ToString() + "','" + this.Labclassname.Text.ToString() + "','" + this.face1.SelectedItem.Value.ToString() + "','" + this.txttilte.Text.ToString().Trim() + "','" + this.txtcontent.Text.ToString().Trim() + "')";
            cmd = new SqlCommand(strsql, cn);
            cmd.ExecuteNonQuery();

            cn.Close();
            this.labmessage .Text = "添加成功";
            this.HyperLink1.Visible = true;
        }
    }
    protected void CustomValidator1_ServerValidate(object source, ServerValidateEventArgs args)
    {
        string title = args.Value;
        cn = sqldata.createcon();
        cn.Open();
        strsql2 = "select count(*)from guestbook where title='" + title+ "'";
        cmd2 = new SqlCommand(strsql2, cn);
        int count = Convert.ToInt32(cmd2.ExecuteScalar());
        if (count > 0)
        {
            args.IsValid = false;
        }
        else
        {
            args.IsValid = true;
        }
        cn.Close();
    }
}