Literal.CreateControlCollection Yöntem
Tanım
Önemli
Bazı bilgiler ürünün ön sürümüyle ilgilidir ve sürüm öncesinde önemli değişiklikler yapılmış olabilir. Burada verilen bilgilerle ilgili olarak Microsoft açık veya zımni hiçbir garanti vermez.
Denetimin geçerli örneği Literal için bir EmptyControlCollection nesne oluşturur.
protected:
override System::Web::UI::ControlCollection ^ CreateControlCollection();
protected override System.Web.UI.ControlCollection CreateControlCollection ();
override this.CreateControlCollection : unit -> System.Web.UI.ControlCollection
Protected Overrides Function CreateControlCollection () As ControlCollection
Döndürülenler
ControlCollection Geçerli sunucu denetiminin alt sunucu denetimlerini içeren bir nesne.
Örnekler
Aşağıdaki kod örneği, her zaman nesne için sınıfının bir örneğini CreateControlCollection döndürmesi için Literal özel bir sunucu denetiminde EmptyControlCollection yönteminin nasıl geçersiz kılındığını gösterir.
<%@ Register TagPrefix="aspSample" Namespace="Samples.AspNet.CS.Controls" Assembly="Samples.AspNet.CS" %>
<%@ 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>Custom LiteralControl - CreateControlCollection - C# Example</title>
<script runat="server">
void Button1_Click(Object sender, EventArgs e)
{
Literal1.Text = "Welcome to ASP.NET!";
}
</script>
</head>
<body>
<form id="Form1" method="post" runat="server">
<h3>Custom LiteralControl - CreateControlCollection - C# Example</h3>
<aspSample:CustomLiteralCreateControlCollection id="Literal1"
runat="server" text="Literal Text" />
<br /><br />
<asp:Button id="Button1"
Text="Change"
OnClick="Button1_Click"
runat="server"/>
</form>
</body>
</html>
<%@ Register TagPrefix="aspSample" Namespace="Samples.AspNet.VB.Controls" Assembly="Samples.AspNet.VB" %>
<%@ 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>Custom LiteralControl - CreateControlCollection - VB.Net Example</title>
<script runat="server">
Sub Button1_Click(sender As Object, e As EventArgs)
Literal1.Text = "Welcome to ASP.NET!"
End Sub
</script>
</head>
<body>
<form id="Form1" method="post" runat="server">
<h3>Custom LiteralControl - CreateControlCollection - VB.Net Example</h3>
<aspSample:CustomLiteralCreateControlCollection id="Literal1"
runat="server" text="Literal Text" />
<br /><br />
<asp:Button id="Button1"
Text="Change"
OnClick="Button1_Click"
runat="server"/>
</form>
</body>
</html>
using System.Web;
using System.Security.Permissions;
namespace Samples.AspNet.CS.Controls
{
[AspNetHostingPermission(SecurityAction.Demand, Level=AspNetHostingPermissionLevel.Minimal)]
public sealed class CustomLiteralCreateControlCollection : System.Web.UI.LiteralControl
{
protected override System.Web.UI.ControlCollection CreateControlCollection()
{
// Return a new EmptyControlCollection
return new System.Web.UI.EmptyControlCollection(this);
}
}
}
<AspNetHostingPermission(SecurityAction.Demand, Level:=AspNetHostingPermissionLevel.Minimal)> _
Public NotInheritable Class CustomLiteralCreateControlCollection
Inherits System.Web.UI.WebControls.Literal
Protected Overrides Function CreateControlCollection() As System.Web.UI.ControlCollection
' Return a new EmptyControlCollection
Return New System.Web.UI.EmptyControlCollection(Me)
End Function
End Class