DispatchWrapper Class

 

Wraps objects the marshaler should marshal as a VT_DISPATCH.

Namespace:   System.Runtime.InteropServices
Assembly:  mscorlib (in mscorlib.dll)

System.Object
  System.Runtime.InteropServices.DispatchWrapper

<SerializableAttribute>
<ComVisibleAttribute(True)>
Public NotInheritable Class DispatchWrapper

NameDescription
System_CAPS_pubmethodDispatchWrapper(Object)

Initializes a new instance of the DispatchWrapper class with the object being wrapped.

NameDescription
System_CAPS_pubpropertyWrappedObject

Gets the object wrapped by the DispatchWrapper.

NameDescription
System_CAPS_pubmethodEquals(Object)

Determines whether the specified object is equal to the current object.(Inherited from Object.)

System_CAPS_pubmethodGetHashCode()

Serves as the default hash function. (Inherited from Object.)

System_CAPS_pubmethodGetType()

Gets the Type of the current instance.(Inherited from Object.)

System_CAPS_pubmethodToString()

Returns a string that represents the current object.(Inherited from Object.)

Use to wrap objects the marshaler should marshal as a VT_DISPATCH. This wrapper will force objects to be marshaled out as VT_DISPATCH. If the object does not support IDispatch then an exception will be thrown.

Sub MyMethod(o As Object)
    ' handle object ...
End Sub

Public Sub DoWrap()
    Dim o As Object = new MyObject()
    MyMethod(o)                      ' passes o as VT_UNKNOWN
    MyMethod(new DispatchWrapper(o)) ' passes o as VT_DISPATCH

    '...
End Sub

For more information on VT_DISPATCH, please see the existing documentation for VARENUM::VT_DISPATCH in the MSDN library.

Universal Windows Platform
Available since 8
.NET Framework
Available since 1.1
Portable Class Library
Supported in: portable .NET platforms
Windows Phone
Available since 8.1

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

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