NumericPagerField Konstruktor
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.
Menginisialisasi instans baru kelas NumericPagerField.
public:
NumericPagerField();
public NumericPagerField ();
Public Sub New ()
Contoh
Contoh berikut menunjukkan cara menggunakan konstruktor untuk menambahkan NumericPagerField objek secara dinamis ke DataPager kontrol.
<%@ Page language="C#" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
// <Snippet2>
void Page_Load(Object sender, EventArgs e)
{
// Dynamically generated field pagers need to be created only
// the first time the page is loaded.
if (!IsPostBack)
{
//Find the DataPager control within the ListView control.
DataPager pagerControl =
(DataPager) ContactsListView.FindControl("ContactsDataPager");
// Create a NumericPagerField object to display
// the page numbers to navigate.
NumericPagerField pagerField = new NumericPagerField();
pagerField.ButtonCount = 15;
pagerField.ButtonType = ButtonType.Button;
// Add the pager field to the Fields collection of the
// DataPager control.
pagerControl.Fields.Add(pagerField);
}
ContactsListView.DataBind();
}
// </Snippet2>
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>NumericPagerField Constructor Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>NumericPagerField Constructor Example</h3>
<asp:ListView ID="ContactsListView"
DataSourceID="ContactsDataSource"
runat="server">
<LayoutTemplate>
<asp:Panel runat="server" ID="Panel1" BorderStyle="Groove">
<asp:Label runat="server" ID="itemPlaceholder"></asp:Label>
</asp:Panel>
<br />
<asp:DataPager runat="server"
PageSize="25"
ID="ContactsDataPager" />
</LayoutTemplate>
<ItemTemplate>
<asp:Label runat="server" ID="NameLabel"
Text='<%#Eval("LastName") + ", " + Eval("FirstName")%>' />
<br />
</ItemTemplate>
</asp:ListView>
<!-- This example uses Microsoft SQL Server and connects -->
<!-- to the AdventureWorks sample database. Use an ASP.NET -->
<!-- expression to retrieve the connection string value -->
<!-- from the Web.config file. -->
<asp:SqlDataSource ID="ContactsDataSource" runat="server"
ConnectionString="<%$ ConnectionStrings:AdventureWorks_DataConnectionString %>"
SelectCommand="SELECT [ContactID], [FirstName], [LastName]
FROM Person.Contact
ORDER BY [LastName]">
</asp:SqlDataSource>
</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 runat="server">
' <Snippet2>
Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs)
' Dynamically generated field pagers need to be created only
' the first time the page is loaded.
If Not IsPostBack Then
'Find the DataPager control within the ListView control.
Dim pagerControl As DataPager = _
CType(ContactsListView.FindControl("ContactsDataPager"), DataPager)
' Create a NumericPagerField object to display
' the page numbers to navigate.
Dim pagerField As New NumericPagerField()
pagerField.ButtonCount = 15
pagerField.ButtonType = ButtonType.Button
' Add the pager field to the Fields collection of the
' DataPager control.
pagerControl.Fields.Add(pagerField)
End If
ContactsListView.DataBind()
End Sub
' </Snippet2>
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>NumericPagerField Constructor Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>NumericPagerField Constructor Example</h3>
<asp:ListView ID="ContactsListView"
DataSourceID="ContactsDataSource"
runat="server">
<LayoutTemplate>
<asp:Panel runat="server" ID="Panel1" BorderStyle="Groove">
<asp:Label runat="server" ID="itemPlaceholder"></asp:Label>
</asp:Panel>
<br />
<asp:DataPager runat="server"
PageSize="25"
ID="ContactsDataPager" />
</LayoutTemplate>
<ItemTemplate>
<asp:Label runat="server" ID="NameLabel"
Text='<%#Eval("LastName") & ", " & Eval("FirstName")%>' />
<br />
</ItemTemplate>
</asp:ListView>
<!-- This example uses Microsoft SQL Server and connects -->
<!-- to the AdventureWorks sample database. Use an ASP.NET -->
<!-- expression to retrieve the connection string value -->
<!-- from the Web.config file. -->
<asp:SqlDataSource ID="ContactsDataSource" runat="server"
ConnectionString="<%$ ConnectionStrings:AdventureWorks_DataConnectionString %>"
SelectCommand="SELECT [ContactID], [FirstName], [LastName]
FROM Person.Contact
ORDER BY [LastName]">
</asp:SqlDataSource>
</form>
</body>
</html>
Keterangan
Konstruktor ini biasanya digunakan saat Anda menambahkan bidang ke kontrol yang dibuat DataPager secara dinamis.
Untuk menambahkan NumericPagerField objek secara dinamis ke DataPager kontrol, buat objek baru NumericPagerField , atur propertinya, lalu tambahkan ke kumpulan bidang untuk DataPager kontrol.