UnknownWrapper Class
.NET Framework 3.0
Wraps objects the marshaler should marshal as a VT_UNKNOWN.
Namespace: System.Runtime.InteropServices
Assembly: mscorlib (in mscorlib.dll)
Assembly: mscorlib (in mscorlib.dll)
'Declaration <SerializableAttribute> _ <ComVisibleAttribute(True)> _ Public NotInheritable Class UnknownWrapper 'Usage Dim instance As UnknownWrapper
/** @attribute SerializableAttribute() */ /** @attribute ComVisibleAttribute(true) */ public final class UnknownWrapper
SerializableAttribute ComVisibleAttribute(true) public final class UnknownWrapper
Not applicable.
Only applies when the managed signature of a method takes an object.
int MyMethod(Object o); //Managed signature
HRESULT MyMethod(VARIANT o); //COM signature
MyObject o = new MyObject();
MyMethod(o); //o gets passed as VARIANT VT_DISPATCH
MyMethod(new UnknownWrapper(o)); //o gets passed as VARIANT VT_UNKNOWN
Windows 98, Windows Server 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 Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.Community Additions
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