Web/Admin/AddLeague.aspx.cs

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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 Web_Admin_AddLeague : System.Web.UI.Page
{
    Dbhelp dh = new Dbhelp();
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["UserPower"] == null)
        {
            Response.Redirect("Admin.aspx");
            return;
        }
        txtname.Focus();
    }
    protected void BtnAdd_Click(object sender, EventArgs e)
    {
        SqlCommand cmd;
        string sql = "select count(*) from LeagueCheckCode where LeagueName = '" + txtname.Text.Trim() + "'";
        cmd = new SqlCommand(sql, dh.conn);
        dh.conn.Open();
        int counts = (int)cmd.ExecuteScalar();
        if (counts == 0)
        {
            sql = "insert into LeagueCheckCode values('" + txtname.Text.Trim() + "','" + txtcode.Text.Trim() + "') ";
            cmd = new SqlCommand(sql, dh.conn);
            if (dh.conn.State == ConnectionState.Closed)
                dh.conn.Open();
            int count = cmd.ExecuteNonQuery();
            if (count > 0)
                dh.MessageShowBox("添加成功！");
            else
                dh.MessageShowBox("添加失败！");
        }
        else
        {
            dh.MessageShowBox("该协会名称已添加过，请核实在添加！");
            return;
        }
    }
    protected void BtnCancel_Click(object sender, EventArgs e)
    {
        txtcode.Text = string.Empty;
        txtname.Text = string.Empty;
    }
}