RepeaterItemEventArgs
RepeaterItemEventArgs
RepeaterItemEventArgs
RepeaterItemEventArgs
Class
定義
ItemCreated の ItemDataBound イベントと Repeater イベントのデータを提供します。Provides data for the ItemCreated and ItemDataBound events of a Repeater.
public ref class RepeaterItemEventArgs : EventArgspublic class RepeaterItemEventArgs : EventArgstype RepeaterItemEventArgs = class
inherit EventArgsPublic Class RepeaterItemEventArgs
Inherits EventArgs- 継承
例
次の例は、 ItemCreated Repeaterのイベントのハンドラーを指定し、コーディングする方法を示しています。The following example demonstrates how to specify and code a handler for the ItemCreated event of the Repeater. 項目が作成されるたびRepeaterに項目の種類が表示されることを示す新しいテキスト行。A new line of text indicating the item type is displayed whenever a Repeater item is created.
<%@ 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>
注釈
のRepeaterItemEventArgsインスタンスの初期プロパティ値の一覧についRepeaterItemEventArgsては、コンストラクターを参照してください。For a list of initial property values for an instance of RepeaterItemEventArgs, see the RepeaterItemEventArgs constructor.
イベントを処理する方法の詳細については、次を参照してください。処理とイベントの発生します。For more information about how to handle events, see Handling and Raising Events.
コンストラクター
| RepeaterItemEventArgs(RepeaterItem) RepeaterItemEventArgs(RepeaterItem) RepeaterItemEventArgs(RepeaterItem) RepeaterItemEventArgs(RepeaterItem) |
RepeaterItemEventArgs クラスの新しいインスタンスを初期化します。Initializes a new instance of the RepeaterItemEventArgs class. |
プロパティ
| Item Item Item Item |
イベントに関連付けられている RepeaterItem を取得します。Gets the RepeaterItem associated with the event. |
メソッド
| Equals(Object) Equals(Object) Equals(Object) Equals(Object) |
指定したオブジェクトが、現在のオブジェクトと等しいかどうかを判断します。Determines whether the specified object is equal to the current object. (Inherited from Object) |
| GetHashCode() GetHashCode() GetHashCode() GetHashCode() |
既定のハッシュ関数として機能します。Serves as the default hash function. (Inherited from Object) |
| GetType() GetType() GetType() GetType() |
現在のインスタンスの Type を取得します。Gets the Type of the current instance. (Inherited from Object) |
| MemberwiseClone() MemberwiseClone() MemberwiseClone() MemberwiseClone() |
現在の Object の簡易コピーを作成します。Creates a shallow copy of the current Object. (Inherited from Object) |
| ToString() ToString() ToString() ToString() |
現在のオブジェクトを表す文字列を返します。Returns a string that represents the current object. (Inherited from Object) |