updatepinmin.aspx.cs

一个较小的采购系统,一些比较实际的代码,可以用来参考

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;

public partial class updatepinmin : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            cooktb leibie = new cooktb();
            this.dropleibie.DataSource = leibie.leibie();
            this.dropleibie.DataTextField = "leibie_name";
            dropleibie.DataBind();
            leibie.leibie().Dispose();

        GridviewBind();
        }
       
    }
    protected void btnsearch_Click(object sender, EventArgs e)
    {
        GridviewBind();
    }
 protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e)
    {
        GridView1.EditIndex = e.NewEditIndex;
        GridviewBind();
       
     }
    private void GridviewBind()
    {
        try
        {
            order pinmin = new order();
            DataSet ds = pinmin.selectpinmin(this.dropleibie.SelectedItem.Text, this.dropnature.SelectedItem.Text);
            GridView1.DataSource = ds;
            GridView1.DataBind();
        }
        catch (Exception ex)
        { }
    }
    protected void GridView1_RowCancelingEdit1(object sender, GridViewCancelEditEventArgs e)
    {
        GridView1.EditIndex = -1;
        GridviewBind();
    }
    protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)
    {
        string id = GridView1.DataKeys[e.RowIndex].Values[0].ToString();
        Label lblname = (Label)GridView1.Rows[e.RowIndex].FindControl("lblname");
        DropDownList supply = (DropDownList)GridView1.Rows[e.RowIndex].Cells[1].FindControl("dropsupply");
        TextBox txtGG = (TextBox)GridView1.Rows[e.RowIndex].Cells[2].FindControl("TextBox2");
        DropDownList leibie = (DropDownList)GridView1.Rows[e.RowIndex].Cells[3].FindControl("dropleibie");
        DropDownList dropnature = (DropDownList)GridView1.Rows[e.RowIndex].Cells[4].FindControl("dropnature");
        TextBox txtprice = (TextBox)GridView1.Rows[e.RowIndex].Cells[5].FindControl("TextBox5");
        TextBox txtsuoxie = (TextBox)GridView1.Rows[e.RowIndex].Cells[6].FindControl("TextBox6");

         order update = new order();
         update.updateorderthing(id, supply.SelectedItem.Text, txtGG.Text, leibie.SelectedItem.Text, dropnature.SelectedItem.Text, txtprice.Text, txtsuoxie.Text);

        

        GridView1.EditIndex = -1;
        GridviewBind();
        GridView1.EditIndex = -1;
    }
    protected void GridView1_SelectedIndexChanged(object sender, EventArgs e)
    {
     
    }
    protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
    {

        //if (e.Row.RowState == DataControlRowState.Edit)
        //{
        //    DropDownList dp = (DropDownList)e.Row.Cells[1].FindControl("dropsupply");
        //    order supply = new order();
        //    dp.DataSource = supply.selectsupply();
        //    dp.DataTextField = "supply_Name";
        //    dp.DataBind();
        //    supply.selectsupply().Dispose();

        //    DropDownList dpleibie = (DropDownList)e.Row.Cells[3].FindControl("dropleibie");
        //    cooktb tb = new cooktb();
        //    dpleibie.DataSource = tb.leibie();
        //    dpleibie.DataTextField = "leibie_name";
        //    dpleibie.DataBind();
        //    tb.leibie().Dispose();
        //}

    }
}