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  • 无记录时显示gridview表头,并增加一行显示“没有记录”【绑定SqlDataSource控件时】

    原文发布时间为:2008-08-04 —— 来源于本人的百度文章 [由搬家工具导入]

    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 Default2 : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                if (GridView1.Rows.Count == 0)

                    creatHeader();
            
            }
        }
        protected void DetailsView1_ItemInserted(object sender, DetailsViewInsertedEventArgs e)
        {
             GridView1.DataBind();
            GridView1.PageIndex = GridView1.PageCount - 1;
        }
        protected void GridView1_DataBound(object sender, EventArgs e)
        {

        }
        protected void GridView1_RowCreated(object sender, GridViewRowEventArgs e)
        {
          
        }
        private void creatHeader()
        {
            DataTable dt = new DataTable();
            dt.Columns.Add("id");
            dt.Columns.Add("name");
            dt.Columns.Add("class");
            dt.Rows.Add(dt.NewRow());

    GridView1.DataSourceID = "";//如果之前绑定的是SqlDataSource控件,这句必须写上

            GridView1.DataSource = dt;
            GridView1.DataBind();
            int columnCount = dt.Columns.Count;
            GridView1.Rows[0].Cells.Clear();
            GridView1.Rows[0].Cells.Add(new TableCell());
            GridView1.Rows[0].Cells[0].ColumnSpan=columnCount;
            GridView1.Rows[0].Cells[0].Text="没有记录";
            GridView1.Rows[0].Cells[0].Style.Add("text-align","center");
        }

        protected void GridView1_RowDeleted(object sender, GridViewDeletedEventArgs e)
        {
            if (GridView1.Rows.Count ==1)
                creatHeader();
             }
    }

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  • 原文地址:https://www.cnblogs.com/handboy/p/7143810.html
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