Marshal.GetUniqueObjectForIUnknown(IntPtr) Method
Definition
Important
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Creates a unique Runtime Callable Wrapper (RCW) object for a given IUnknown interface.
public:
static System::Object ^ GetUniqueObjectForIUnknown(IntPtr unknown);
[System.Security.SecurityCritical]
public static object GetUniqueObjectForIUnknown (IntPtr unknown);
[System.Runtime.Versioning.SupportedOSPlatform("windows")]
public static object GetUniqueObjectForIUnknown (IntPtr unknown);
public static object GetUniqueObjectForIUnknown (IntPtr unknown);
[<System.Security.SecurityCritical>]
static member GetUniqueObjectForIUnknown : nativeint -> obj
[<System.Runtime.Versioning.SupportedOSPlatform("windows")>]
static member GetUniqueObjectForIUnknown : nativeint -> obj
static member GetUniqueObjectForIUnknown : nativeint -> obj
Public Shared Function GetUniqueObjectForIUnknown (unknown As IntPtr) As Object
Parameters
- unknown
-
IntPtr
nativeint
A managed pointer to an IUnknown
interface.
Returns
A unique RCW for the specified IUnknown
interface.
- Attributes
Remarks
The GetUniqueObjectForIUnknown method ensures that you receive a unique RCW, because it does not match an IUnknown
pointer to an existing object. Use this method when you have to create a unique RCW that is not impacted by other code that calls the ReleaseComObject method.