DataBoundLiteralControl Class (System.Web.UI)

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.NET Framework Class Library

DataBoundLiteralControl Class

Retains data-binding expressions and static literal text. This class cannot be inherited.

Namespace: System.Web.UI
Assembly: System.Web (in System.Web.dll)

Syntax

Visual Basic (Declaration)

<AspNetHostingPermissionAttribute(SecurityAction.LinkDemand, Level := AspNetHostingPermissionLevel.Minimal)> _
Public NotInheritable Class DataBoundLiteralControl _
	Inherits Control _
	Implements ITextControl

Visual Basic (Usage)

Dim instance As DataBoundLiteralControl

[AspNetHostingPermissionAttribute(SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
public sealed class DataBoundLiteralControl : Control, 
	ITextControl

Visual C++

[AspNetHostingPermissionAttribute(SecurityAction::LinkDemand, Level = AspNetHostingPermissionLevel::Minimal)]
public ref class DataBoundLiteralControl sealed : public Control, 
	ITextControl

JScript

public final class DataBoundLiteralControl extends Control implements ITextControl

ASP.NET

<asp:DataBoundLiteralControl />

Remarks

The DataBoundLiteralControl class persists the value of its Text property to view state.

Examples

The following code example creates a class that obtains a DataBoundLiteralControl object and displays the Text property of the object.

Visual Basic

Imports System
Imports System.Web
Imports System.Web.UI


Namespace Samples.AspNet.VB.Controls 

   Public Class MyControlVB
      Inherits Control     

      <System.Security.Permissions.PermissionSetAttribute(System.Security.Permissions.SecurityAction.Demand, Name:="FullTrust")> _
      Protected Overrides Sub Render(Output As HtmlTextWriter)
         ' Checks if a DataBoundLiteralControl object is present.
         If HasControls() And TypeOf Controls(0) Is DataBoundLiteralControl Then            

            ' Obtains the DataBoundLiteralControl instance.
            Dim boundLiteralControl As DataBoundLiteralControl = CType(Controls(0), DataBoundLiteralControl)
            ' Retrieves the text in the boundLiteralControl object.
            Dim text As String = boundLiteralControl.Text
            output.Write(("<h4>Your Message: " + text + "</h4>"))
         End If 
      End Sub 'Render  

   End Class 'MyControl
End Namespace 'MyUserControl


using System;
using System.Web;
using System.Web.UI;

namespace Samples.AspNet.CS.Controls 
{

   public class MyControl : Control 
   {

    [System.Security.Permissions.PermissionSet(System.Security.Permissions.SecurityAction.Demand, Name="FullTrust")] 
    protected override void Render(HtmlTextWriter output) 
    {
      // Checks if a DataBoundLiteralControl object is present.
      if ( (HasControls()) && (Controls[0] is DataBoundLiteralControl) ) 
      {
        // Obtains the DataBoundLiteralControl instance.
        DataBoundLiteralControl boundLiteralControl = (DataBoundLiteralControl)Controls[0];
        // Retrieves the text in the boundLiteralControl object.
        String text = boundLiteralControl.Text;
        output.Write("<h4>Your Message: " +text+"</h4>");

      }
    }
   }    
}

.NET Framework Security

AspNetHostingPermission
for operating in a hosted environment. Demand value: LinkDemand; Permission value: Minimal.

Inheritance Hierarchy

System.Object
System.Web.UI.Control
System.Web.UI.DataBoundLiteralControl

Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Platforms

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

Version Information

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0

Reference

DataBoundLiteralControl Members

System.Web.UI Namespace