Page.Theme Property (System.Web.UI)

Theme Property

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This page is specific to

Microsoft Visual Studio 2008/.NET Framework 3.5

Other versions are also available for the following:

.NET Framework Class Library

Page..::.Theme Property

Gets or sets the name of the page theme.

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

Syntax

Visual Basic (Declaration)

<BrowsableAttribute(False)> _
Public Overridable Property Theme As String

Visual Basic (Usage)

Dim instance As Page
Dim value As String

value = instance.Theme

instance.Theme = value

[BrowsableAttribute(false)]
public virtual string Theme { get; set; }

Visual C++

[BrowsableAttribute(false)]
public:
virtual property String^ Theme {
    String^ get ();
    void set (String^ value);
}

JScript

public function get Theme () : String
public function set Theme (value : String)

ASP.NET

<asp:Page Theme="String" />

Property Value

Type: System..::.String
The name of the page theme.

Exceptions

Exception	Condition
InvalidOperationException	An attempt was made to set Theme after the PreInit event has occurred.
ArgumentException	Theme is set to an invalid theme name.

Remarks

The Theme property sets the name of the theme used for the page.

The Theme property must be set prior to the PreInit event; setting the Theme property after the PreInit event will cause an InvalidOperationException exception.

The specified theme must exist as either an application or a global theme. If the theme does not exist, an HttpException exception s thrown.

Topic	Location
How to: Apply ASP.NET Themes Programmatically	Building ASP .NET Web Applications
How to: Apply ASP.NET Themes Programmatically	Building ASP .NET Web Applications
How to: Apply ASP.NET Themes Programmatically	Building ASP .NET Web Applications in Visual Studio
How to: Apply ASP.NET Themes Programmatically	Building ASP .NET Web Applications in Visual Studio

Examples

The following code example sets the Theme property to a name passed in the query string.

Visual Basic

Public Sub Page_PreInit(ByVal Sender As Object, ByVal e As EventArgs)

  ' Get the theme name from a QueryString variable
  Dim ThemeName As String
  ThemeName = Request.QueryString("thename")
  If ThemeName <> Nothing Then
    Page.Theme = ThemeName
  End If
End Sub

void Page_PreInit(object sender, EventArgs e)
{
  // Get the theme name from a QueryString variable
  string ThemeName;
  ThemeName = Request.QueryString["thename"];
  if (ThemeName != null)
  {
    Page.Theme = ThemeName;
  }
}

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

Reference

Page Class

Page Members

System.Web.UI Namespace

Other Resources

How to: Apply ASP.NET Themes Programmatically