pages/Enrol/EnrolEarn.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 EnrolEarn : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            
            this.txtMoney.Attributes["onkeyup"] = "value=value.replace(/[^\\d]/g,'')";//设置txtMoney的输入文本只能为数字
            SqlConnection conn = DB.GetCon();
            conn.Open();
            this.AutoID(conn);
            ddlPayMent.Items.Add(new ListItem("-请选择-"));
            this.bind();
        }
    }

    //根据数据库中的记录数自动产生一个数作为入库单ID
    public void AutoID(SqlConnection conn)
    {
        SqlCommand com = new SqlCommand("select count(*) from tb_Earn", conn);
        int Count = Convert.ToInt32(com.ExecuteScalar());
        this.txtID.Text = Convert.ToString(Count + 1);
        if (conn.State == ConnectionState.Open)
        {
            com.Dispose();
            conn.Close();
        }
    }
    public void bind()
    {
        DataSet ds1 = DB.reDs("select Title from tb_BigType where Type='收付款方式'");
        this.ddlType.DataSource = ds1;
        ddlType.DataTextField = "Title";
        ddlType.DataBind();
        DataSet ds2 = DB.reDs("select * from tb_Enterprise where Type3='是'");
        this.ddlPayMent.DataSource = ds2;
        ddlPayMent.DataTextField = "Name";
        ddlPayMent.DataBind();
    }
    //使页面恢复初始状态
    public void clear()
    {
        foreach (Control c in this.form1.Controls)//遍历控件查找文本框控件，并清空
        {
            if (c.GetType().ToString() == "System.Web.UI.WebControls.TextBox")
            {
                TextBox t = (TextBox)c;
                t.Text = "";
            }