Repeater.Items Properti
Definisi
Penting
Beberapa informasi terkait produk prarilis yang dapat diubah secara signifikan sebelum dirilis. Microsoft tidak memberikan jaminan, tersirat maupun tersurat, sehubungan dengan informasi yang diberikan di sini.
Mendapatkan kumpulan RepeaterItem objek dalam Repeater kontrol.
public:
virtual property System::Web::UI::WebControls::RepeaterItemCollection ^ Items { System::Web::UI::WebControls::RepeaterItemCollection ^ get(); };[System.ComponentModel.Browsable(false)]
public virtual System.Web.UI.WebControls.RepeaterItemCollection Items { get; }[<System.ComponentModel.Browsable(false)>]
member this.Items : System.Web.UI.WebControls.RepeaterItemCollectionPublic Overridable ReadOnly Property Items As RepeaterItemCollectionNilai Properti
Kumpulan RepeaterItem objek. Defaultnya adalah kosong RepeaterItemCollection.
- Atribut
Contoh
Contoh berikut menunjukkan cara menggunakan Items properti untuk menentukan indeks item yang dipilih dari Repeater kontrol.
<%@ 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">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>Repeater Example</title>
<script language="C#" runat="server">
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_ItemCommand(Object Sender, RepeaterCommandEventArgs e) {
Label2.Text = "Button " + Repeater1.Items[e.Item.ItemIndex].ItemIndex.ToString() +
" has just been clicked! <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>
</head>
<body>
<h3>Repeater Example</h3>
<form id="form1" runat="server">
<b>Repeater1:</b>
<br />
<asp:Repeater id="Repeater1"
OnItemCommand="R1_ItemCommand"
runat="server">
<HeaderTemplate>
<table border="1">
<tr>
<td><b>Company</b></td>
<td><b>Symbol</b></td>
</tr>
</HeaderTemplate>
<ItemTemplate>
<tr>
<td> <%# DataBinder.Eval(Container.DataItem, "Name") %> </td>
<td> <asp:Button Text=<%# DataBinder.Eval(Container.DataItem, "Ticker") %>
runat="server" /></td>
</tr>
</ItemTemplate>
<FooterTemplate>
</table>
</FooterTemplate>
</asp:Repeater>
<br />
<asp:Label id="Label2"
style="font-family:Verdana; color:Green; font-size:medium"
runat="server"/>
</form>
</body>
</html>
<%@ Page Language="VB" AutoEventWireup="True" %>
<!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>
<title>Repeater Example</title>
<script language="VB" runat="server">
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_ItemCommand(Sender As Object, e As RepeaterCommandEventArgs)
Label2.Text = "Button " & _
Repeater1.Items(e.Item.ItemIndex).ItemIndex.ToString() & _
" has just been clicked! <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>
</head>
<body>
<h3>Repeater Example</h3>
<form id="form1" runat="server">
<b>Repeater1:</b>
<br />
<asp:Repeater id="Repeater1"
OnItemCommand="R1_ItemCommand"
runat="server">
<HeaderTemplate>
<table border="1">
<tr>
<td><b>Company</b></td>
<td><b>Symbol</b></td>
</tr>
</HeaderTemplate>
<ItemTemplate>
<tr>
<td> <%# DataBinder.Eval(Container.DataItem, "Name") %> </td>
<td> <asp:Button Text=<%# DataBinder.Eval(Container.DataItem, "Ticker") %>
runat="server" /></td>
</tr>
</ItemTemplate>
<FooterTemplate>
</table>
</FooterTemplate>
</asp:Repeater>
<br />
<asp:Label id="Label2"
style="font-family:Verdana; color:Green; font-size:medium"
runat="server"/>
</form>
</body>
</html>
Keterangan
Kontrol Repeater mengisi Items koleksi dengan menghitung setiap objek dalam .DataSource Koleksi Items kemudian digunakan oleh Repeater kontrol untuk merender setiap item dalam kontrol.
