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MSDN Library

Marshal.CreateAggregatedObject Method (IntPtr, Object)

Note: This API is now obsolete.

Aggregates a managed object with the specified COM object.

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

[ObsoleteAttribute("CreateAggregatedObject(IntPtr, Object) may be unavailable in future releases. Instead, use CreateAggregatedObject<T>(IntPtr, T). For more info, go to http://go.microsoft.com/fwlink/?LinkID=296518")]
public static IntPtr CreateAggregatedObject(
	IntPtr pOuter,
	Object o


Type: System.IntPtr

The outer IUnknown pointer.

Type: System.Object

An object to aggregate.

Return Value

Type: System.IntPtr
The inner IUnknown pointer of the managed object.


o is a Windows Runtime object.

The CreateAggregatedObject method aggregates the inner managed pointer of a managed object with the specified outer pointer, and then returns an inner IUnknown pointer of the managed object.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0
Obsolete (compiler warning) in 4.6

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

.NET for Windows Phone apps

Obsolete (compiler warning) in Windows Phone 8.1

Portable Class Library

Supported in: Portable Class Library

  • SecurityCriticalAttribute 

    requires full trust for the immediate caller. This member cannot be used by partially trusted or transparent code.

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