先看看效果
1. aspx:
Code<%@ Page Language="C#" AutoEventWireup="true" CodeFile="UpdatePanel.aspx.cs" Inherits="Default2" %>
<!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>Untitled Page</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:ScriptManager ID="ScriptManager1" runat="server" EnablePartialRendering="true" />
<table>
<tr>
<td style="height: 206px" valign="top">
<asp:UpdatePanel ID="InsertEmployeeUpdatePanel" runat="server" UpdateMode="Conditional">
<ContentTemplate>
<table cellpadding="2" border="0" style="background-color:#7C6F57">
<tr>
<td><asp:Label ID="FirstNameLabel" runat="server" AssociatedControlID="FirstNameTextBox"
Text="First Name" ForeColor="White" /></td>
<td><asp:TextBox runat="server" ID="FirstNameTextBox" /></td>
</tr>
<tr>
<td><asp:Label ID="LastNameLabel" runat="server" AssociatedControlID="LastNameTextBox"
Text="Last Name" ForeColor="White" /></td>
<td><asp:TextBox runat="server" ID="LastNameTextBox" /></td>
</tr>
<tr>
<td></td>
<td>
<asp:LinkButton ID="InsertButton" runat="server" Text="Insert" OnClick="InsertButton_Click" ForeColor="White" />
<asp:LinkButton ID="Cancelbutton" runat="server" Text="Cancel" OnClick="CancelButton_Click" ForeColor="White" />
</td>
</tr>
</table>
<asp:Label runat="server" ID="InputTimeLabel"><%=DateTime.Now %></asp:Label>
</ContentTemplate>
</asp:UpdatePanel>
</td>
<td style="height: 206px" valign="top">
<asp:UpdatePanel ID="EmployeesUpdatePanel" runat="server" UpdateMode="Conditional">
<ContentTemplate>
<asp:GridView ID="EmployeesGridView" runat="server" BackColor="LightGoldenrodYellow" BorderColor="Tan"
BorderWidth="1px" CellPadding="2" ForeColor="Black" GridLines="None" AutoGenerateColumns="False">
<FooterStyle BackColor="Tan" />
<SelectedRowStyle BackColor="DarkSlateBlue" ForeColor="GhostWhite" />
<PagerStyle BackColor="PaleGoldenrod" ForeColor="DarkSlateBlue" HorizontalAlign="Center" />
<HeaderStyle BackColor="Tan" Font-Bold="True" />
<AlternatingRowStyle BackColor="PaleGoldenrod" />
<Columns>
<asp:BoundField DataField="EmployeeID" HeaderText="Employee ID" />
<asp:BoundField DataField="LastName" HeaderText="Last Name" />
<asp:BoundField DataField="FirstName" HeaderText="First Name" />
</Columns>
<PagerSettings PageButtonCount="5" />
</asp:GridView>
<asp:Label runat="server" ID="ListTimeLabel"><%=DateTime.Now %></asp:Label>
</ContentTemplate>
<Triggers>
<asp:AsyncPostBackTrigger ControlID="InsertButton" EventName="Click" />
</Triggers>
</asp:UpdatePanel>
</td>
</tr>
</table>
</div>
</form>
</body>
</html>
2.CS
Codeusing System;
using System.Data;
using System.Configuration;
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.Collections.Generic;
public partial class Default2 : System.Web.UI.Page
{
private List<Employee> EmployeeList;
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
EmployeeList = new List<Employee>();
EmployeeList.Add(new Employee(1, "Jump", "Dan"));
EmployeeList.Add(new Employee(2, "Kirwan", "Yvette"));
ViewState["EmployeeList"] = EmployeeList;
}
else
EmployeeList = (List<Employee>)ViewState["EmployeeList"];
EmployeesGridView.DataSource = EmployeeList;
EmployeesGridView.DataBind();
}
protected void InsertButton_Click(object sender, EventArgs e)
{
if (String.IsNullOrEmpty(FirstNameTextBox.Text) ||
String.IsNullOrEmpty(LastNameTextBox.Text)) { return; }
int employeeID = EmployeeList[EmployeeList.Count - 1].EmployeeID + 1;
string lastName = Server.HtmlEncode(FirstNameTextBox.Text);
string firstName = Server.HtmlEncode(LastNameTextBox.Text);
FirstNameTextBox.Text = String.Empty;
LastNameTextBox.Text = String.Empty;
EmployeeList.Add(new Employee(employeeID, lastName, firstName));
ViewState["EmployeeList"] = EmployeeList;
EmployeesGridView.DataSource = EmployeeList;
EmployeesGridView.DataBind();
EmployeesGridView.PageIndex = EmployeesGridView.PageCount;
}
protected void CancelButton_Click(object sender, EventArgs e)
{
FirstNameTextBox.Text = String.Empty;
LastNameTextBox.Text = String.Empty;
}
}
[Serializable]
public class Employee
{
private int _employeeID;
private string _lastName;
private string _firstName;
public int EmployeeID
{
get { return _employeeID; }
}
public string LastName
{
get { return _lastName; }
}
public string FirstName
{
get { return _firstName; }
}
public Employee(int employeeID, string lastName, string firstName)
{
_employeeID = employeeID;
_lastName = lastName;
_firstName = firstName;
}
}