AxHost.State Class

This class supports the .NET Framework infrastructure and is not intended to be used directly from your code.

Encapsulates the persisted state of an ActiveX control.

Namespace: System.Windows.Forms
Assembly: System.Windows.Forms (in

public class State : ISerializable
/** @attribute SerializableAttribute() */ 
public class State implements ISerializable
public class State implements ISerializable

The AxHost.State can be retrieved using the AxHost.OcxState property, or by reading the control's state from a data stream.

For more information, see the documentation for IPersistStream and IPersistPropertyBag in the MSDN library. IPersistStream can be found in the interface reference section of the COM SDK documentation, and IPersistPropertyBag can be found in the COM Fundamentals interface reference section of the COM SDK documentation.


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 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

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

.NET Framework

Supported in: 2.0, 1.1, 1.0

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