RepeaterItemEventArgs 类

定义

命名空间:: System.Web.UI.WebControls

程序集:: System.Web.dll

重要

一些信息与预发行产品相关，相应产品在发行之前可能会进行重大修改。对于此处提供的信息，Microsoft 不作任何明示或暗示的担保。

为 . 的和ItemCreated事件ItemDataBound提供数据Repeater。

public ref class RepeaterItemEventArgs sealed : EventArgs

public ref class RepeaterItemEventArgs : EventArgs

public sealed class RepeaterItemEventArgs : EventArgs

public class RepeaterItemEventArgs : EventArgs

type RepeaterItemEventArgs = class
    inherit EventArgs

Public NotInheritable Class RepeaterItemEventArgs
Inherits EventArgs

Public Class RepeaterItemEventArgs
Inherits EventArgs

继承: Object

EventArgs
RepeaterItemEventArgs

示例

下面的示例演示如何为 ItemCreated 事件的事件 Repeater指定和编码处理程序。一行新文本，指示在创建项目时 Repeater 显示项类型。

<%@ Page Language="C#" AutoEventWireup="True" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<script language="C#" runat="server">
    int Count = 1;
    void Page_Load(Object Sender, EventArgs e) 
    {
        if (!IsPostBack) {
            ArrayList values = new ArrayList();
 
            values.Add(new PositionData("Microsoft", "Msft"));
            values.Add(new PositionData("Intel", "Intc"));
            values.Add(new PositionData("Dell", "Dell"));
 
            Repeater1.DataSource = values;
            Repeater1.DataBind();
        }
    }
 
    void R1_ItemCreated(Object Sender, RepeaterItemEventArgs e) 
    {
        String iTypeText = "";
 
        switch (e.Item.ItemType) 
        {
            case ListItemType.Item:
                iTypeText = "Item";
                break;
            case ListItemType.AlternatingItem:
                iTypeText = "AlternatingItem";
                break;
            case ListItemType.Header:
                iTypeText = "Header";
                break;
            case ListItemType.Footer:
                iTypeText = "Footer";
                break;
            case ListItemType.Separator:
                iTypeText = "Separator";
                break;
        }
        Label1.Text += "(" + Count++ + ") A Repeater " + iTypeText + " has been created; <br />";
    }
 
    public class PositionData 
    {
        private string name;
        private string ticker;
 
        public PositionData(string name, string ticker) 
        {
            this.name = name;
            this.ticker = ticker;
        }
 
        public string Name 
        {
            get { return name; }
        }
 
        public string Ticker 
        {
             get { return ticker; }
        }
    }
</script>
 
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
    <title>Repeater Example</title>
</head>
<body>
    <form id="form1" runat="server">

    <h3>Repeater Example</h3>
 
       <p style="font-weight: bold">Repeater1:</p>
         
       <asp:Repeater ID="Repeater1" OnItemCreated="R1_ItemCreated" runat="server">
          <HeaderTemplate>
             <table border="1">
                <tr>
                   <td style="font-weight:bold">Company</td>
                   <td style="font-weight:bold">Symbol</td>
                </tr>
          </HeaderTemplate>
             
          <ItemTemplate>
             <tr>
                <td> <%# DataBinder.Eval(Container.DataItem, "Name") %> </td>
                <td> <%# DataBinder.Eval(Container.DataItem, "Ticker") %> </td>
             </tr>
          </ItemTemplate>
             
          <FooterTemplate>
             </table>
          </FooterTemplate>
             
       </asp:Repeater>
       <br />
         
       <asp:Label ID="Label1" Font-Names="Verdana" 
          ForeColor="Green" Font-Size="10pt" Runat="server"/>
    </form>
 </body>
 </html>

<%@ Page Language="VB" %>

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

<script language="VB" runat="server">
    Dim Count As Integer = 1

    Sub Page_Load(Sender As Object, e As EventArgs)
        If Not IsPostBack Then
            Dim values As New ArrayList()
            
            values.Add(New PositionData("Microsoft", "Msft"))
            values.Add(New PositionData("Intel", "Intc"))
            values.Add(New PositionData("Dell", "Dell"))
            
            Repeater1.DataSource = values
            Repeater1.DataBind()
        End If
    End Sub

    Sub R1_ItemCreated(Sender As Object, e As RepeaterItemEventArgs)
        Dim iTypeText As String = ""
        
        Select Case e.Item.ItemType
            Case ListItemType.Item
                iTypeText = "Item"
            Case ListItemType.AlternatingItem
                iTypeText = "AlternatingItem"
            Case ListItemType.Header
                iTypeText = "Header"
            Case ListItemType.Footer
                iTypeText = "Footer"
            Case ListItemType.Separator
                iTypeText = "Separator"
        End Select
        Count = Count + 1
        Label1.Text &= "(" & Count & ") A Repeater " & _
            iTypeText & " has been created; <br />"
    End Sub
 
    Public Class PositionData
        
        Private myName As String
        Private myTicker As String        
        
        Public Sub New(newName As String, newTicker As String)
            Me.myName = newName
            Me.myTicker = newTicker
        End Sub        
        
        Public ReadOnly Property Name() As String
            Get
                Return myName
            End Get
        End Property        
        
        Public ReadOnly Property Ticker() As String
            Get
                Return myTicker
            End Get
        End Property
    End Class
    
</script>
 
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
    <title>Repeater Example</title>
</head>
<body>
    <form id="form1" runat="server">

    <h3>Repeater Example</h3>
 
       <p style="font-weight: bold">Repeater1:</p>
         
       <asp:Repeater ID="Repeater1" OnItemCreated="R1_ItemCreated" runat="server">
          <HeaderTemplate>
             <table border="1">
                <tr>
                   <td style="font-weight:bold">Company</td>
                   <td style="font-weight:bold">Symbol</td>
                </tr>
          </HeaderTemplate>
             
          <ItemTemplate>
             <tr>
                <td> <%# DataBinder.Eval(Container.DataItem, "Name") %> </td>
                <td> <%# DataBinder.Eval(Container.DataItem, "Ticker") %> </td>
             </tr>
          </ItemTemplate>
             
          <FooterTemplate>
             </table>
          </FooterTemplate>
             
       </asp:Repeater>
       <br />
         
       <asp:Label ID="Label1" Font-Names="Verdana" 
          ForeColor="Green" Font-Size="10pt" Runat="server"/>
    </form>
 </body>
 </html>

注解

有关实例 RepeaterItemEventArgs的初始属性值列表，请参阅 RepeaterItemEventArgs 构造函数。

有关如何处理事件的详细信息，请参阅处理和引发事件。

构造函数

名称	说明
RepeaterItemEventArgs(RepeaterItem)	初始化 RepeaterItemEventArgs 类的新实例。

属性

名称	说明
Item	获取与 RepeaterItem 事件关联的项。

方法

名称	说明
Equals(Object)	确定指定的对象是否等于当前对象。 (继承自 Object)
GetHashCode()	用作默认哈希函数。 (继承自 Object)
GetType()	获取当前实例的 Type。 (继承自 Object)
MemberwiseClone()	创建当前 Object的浅表副本。 (继承自 Object)
ToString()	返回一个表示当前对象的字符串。 (继承自 Object)

适用于

另请参阅

反馈

此页面是否有帮助？