sell_search.aspx.cs

这是一个销售管理系统,里面有很多销售的功能

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 Stock_Sell_search : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            if (Convert.ToString(Session["username"]) == "")
            {
                Response.Write("<script language=javascript>alert('请登录');location='../login.aspx'</script>");
            }
            Session["sql"] = "";
            this.bind();
            this.ED.Text = Convert.ToString(DateTime.Today.ToShortDateString());
        }
    }
    protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
        GridView1.PageIndex = e.NewPageIndex;
        this.bind();
    }
    protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e)
    {
        string id = GridView1.DataKeys[e.NewEditIndex].Value.ToString();
        Response.Write("<script>window.open('Sell_open.aspx?id=" + id + "','','width=450,height=450')</script>");
        Response.Write("<script>location='javascript:history.go(-1)'</script>");
    }
    protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
    {
        if (e.Row.RowType == DataControlRowType.DataRow)
        {
            e.Row.Cells[4].Text = (Convert.ToDateTime(e.Row.Cells[4].Text)).ToShortDateString();
            if((e.Row.Cells[1].Text).Length>6)
            {
                e.Row.Cells[1].Text = (e.Row.Cells[1].Text).Substring(0,6)+"…";
            }
            if ((e.Row.Cells[0].Text).Length > 6)
            {
                e.Row.Cells[0].Text = (e.Row.Cells[0].Text).Substring(0, 6) + "…";
            }
            if ((e.Row.Cells[2].Text).Length > 6)
            {
                e.Row.Cells[2].Text = (e.Row.Cells[2].Text).Substring(0, 6) + "…";
            }
        }
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        string Sql=" ";
        if (CheckBox1.Checked)
        {
            Sql =Sql+"and CompanyName like '%"+TN.Text+"%' ";
        }
        if (CheckBox2.Checked)
        {
            Sql = Sql + "and CommodityName like '%"+PN.Text+"%' ";
        }
        if (CheckBox3.Checked)
        {
            Sql = Sql + "and kehu like '%"+MM.Text+"%' ";
        }
        if(CheckBox4.Checked)
        {
            Sql = Sql + "and StockDate between '"+SD.Text+"' and '"+ED.Text+"'";
        }
        Session["sql"] = Sql;
        this.bind();
    }
    public void bind()
    {
        string strsql,type;
        if (Request["type"] =="se")
        {
            type = "中药销售信息";
        }
        else 
        {
            type = "西药销售信息";
        }
        Label1.Text = type;
        strsql = "select * from sell where type='" + type + "' "+Session["sql"]+" order by id desc";
        SqlConnection strcon = new SqlConnection(System.Configuration.ConfigurationManager.AppSettings["strcon"]);
        strcon.Open();
        SqlDataAdapter sda = new SqlDataAdapter(strsql, strcon);
        DataSet ds = new DataSet();
        sda.Fill(ds, "search");
        GridView1.DataSource = ds.Tables["search"];
        GridView1.DataKeyNames = new string[] { "id" };
        GridView1.DataBind();
    }
    protected void Button2_Click(object sender, EventArgs e)
    {
        Session["sql"] = "";
        this.bind();
    }
}