今天实现了用按钮后台动态实现了 table里面内容的显示和隐藏在实现过程中了解了updatepanel的简单的用法

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default5.aspx.cs" Inherits="Default5" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
    <link href="Style/Style.css" rel="Stylesheet" type="text/css" />
</head>
<body>
    <form id="form1" runat="server">
    <div style="text-align:center;">

   <asp:ScriptManager ID="ScriptManager1" runat="server">
       </asp:ScriptManager>
    <asp:updatepanel ID="Updatepanel1" runat="server">
   <ContentTemplate>
       
      <asp:Button ID="Button2" runat="server" Text="Button" 
            onclick="Button2_Click1" />
    <table id="table1" align="center" runat="server">
    <tr>
    <td>
    

        <asp:GridView class="HeaderStyle"  align="center" BorderStyle="Solid" 
            CellPadding="3" PageSize="5" ID="GridView1" runat="server"  
            AutoGenerateColumns="False" Width="100%">
        <Columns>
        <asp:TemplateField HeaderText="论文题目" SortExpression="lwtitle">
        <ItemTemplate>
            <asp:Label ID="Label1" runat="server" Text='<%#bind("lwtitle") %>'></asp:Label>
        </ItemTemplate>
         </asp:TemplateField>
         <asp:TemplateField HeaderText ="论文内容" SortExpression="contxt">
         <ItemTemplate>
         <asp:Label ID="Label1" runat="server" Text='<%#bind("contxt") %>' ></asp:Label>
         </ItemTemplate>
          </asp:TemplateField>
           
          <asp:TemplateField HeaderText="编辑" ShowHeader="False">
         <ItemTemplate>
             <asp:Button ID="Button1" runat="server" Text="编辑"  CommandName="edita" CommandArgument='<%#bind("lwid")%>'/>
         
         </ItemTemplate>
            </asp:TemplateField>
            <asp:TemplateField HeaderText="删除" ShowHeader="False">
         <ItemTemplate>
          <asp:Button ID="Button1" runat="server" Text="删除"  CommandName="del" CommandArgument='<%#bind("lwid")%>'/>
         
        </ItemTemplate>
         </asp:TemplateField>
        </Columns>
        
        </asp:GridView>
        </td>
    </tr>
     </table>
       

       
   
     </ContentTemplate>
     </asp:updatepanel>
   
    </div>
   </form>
</body>
</html>
<%--前台代码 注意在使用updatapanel之前 引入
<asp:ScriptManager ID="ScriptManager1" runat="server">
       </asp:ScriptManager>--%>

后台代码

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;
public partial class Default5 : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            bind();
        }
    }
    public void bind()
    {
        string str = "select * from thesis";
       
        GridView1.DataSource = SQLHelper.GetDataSet(str);
        GridView1.DataBind();
    
    }
   
        
    
    protected void Button2_Click1(object sender, EventArgs e)
    {
        if (table1.Visible == false)
        {
            table1.Visible = true;


        }
        else if(table1.Visible==true)
        {

            table1.Visible = false;

        }
    }
}

今天实现了用按钮后台动态实现了 table里面内容的显示和隐藏 在实现过程中了解了updatepanel的简单的用法

今天实现了用按钮后台动态实现了 table里面内容的显示和隐藏在实现过程中了解了updatepanel的简单的用法