GetIUnknownForObject Method

Marshal.GetIUnknownForObject Method

For apps that target Windows Phone OS 7.0 and 7.1, do not use any members of this type in your app. If you do, your code will throw a MethodAccessException. This type is security-critical, which restricts it to internal use by the .NET Framework for Windows Phone class library.
[SECURITY CRITICAL]

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Returns an IUnknown interface from a managed object.

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

[SecurityCriticalAttribute]
public static IntPtr GetIUnknownForObject(
	Object o
)

Parameters

o
Type: System.Object
The object whose IUnknown interface is requested.

Return Value

Type: System.IntPtr
The IUnknown pointer for the o parameter.

Windows Phone OS

Supported in: 8.1, 8.0

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