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UsableDuringInitializationAttribute Class

Updated: July 2008

Specifies whether this class is built top-down during XAML initialization.

Namespace:  System.Windows.Markup
Assembly:  WindowsBase (in WindowsBase.dll)

[AttributeUsageAttribute(AttributeTargets.Class, AllowMultiple = false, Inherited = true)]
public sealed class UsableDuringInitializationAttribute : Attribute
You cannot directly create an instance of this class in XAML.

When built top-down, a class is instantiated, attached to the parent, and then has its properties set.

System.Object
  System.Attribute
    System.Windows.Markup.UsableDuringInitializationAttribute

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

Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

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.

.NET Framework

Supported in: 3.5 SP1, 3.0 SP2

Date

History

Reason

July 2008

Added topic for new class.

SP1 feature change.

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