---
UID: NN:corewindow.ICoreWindowInterop
title: ICoreWindowInterop (corewindow.h)
description: Enables apps to obtain the window handleof the window (CoreWindow) associated with this interface.
old-location: winrt\icorewindowinterop.htm
tech.root: WinRT
ms.assetid: 6928FA3A-C367-4C99-A67E-8ED0153D6349
ms.date: 12/05/2018
ms.keywords: ICoreWindowInterop, ICoreWindowInterop interface [Windows Runtime], ICoreWindowInterop interface [Windows Runtime],described, corewindow/ICoreWindowInterop, winrt.icorewindowinterop
f1_keywords:
- corewindow/ICoreWindowInterop
dev_langs:
- c++
req.header: corewindow.h
req.include-header: 
req.target-type: Windows
req.target-min-winverclnt: 
req.target-min-winversvr: 
req.kmdf-ver: 
req.umdf-ver: 
req.ddi-compliance: 
req.unicode-ansi: 
req.idl: 
req.max-support: 
req.namespace: 
req.assembly: 
req.type-library: 
req.lib: 
req.dll: 
req.irql: 
topic_type:
- APIRef
- kbSyntax
api_type:
- COM
api_location:
- corewindow.h
api_name:
- ICoreWindowInterop
targetos: Windows
req.typenames: 
req.redist: 
ms.custom: 19H1
---

# ICoreWindowInterop interface


## -description


Enables apps to obtain the window handleof the window (<a href="https://msdn.microsoft.com/60b1c8c6-c136-4c4c-8e46-69a792d58ed0">CoreWindow</a>) associated with this interface. 


## -remarks



Windows Store apps can have multiple <a href="https://msdn.microsoft.com/60b1c8c6-c136-4c4c-8e46-69a792d58ed0">CoreWindow</a> instances. Each <b>CoreWindow</b> instances also has a native interface for accessing the underlying HWND, represented as an instance of <b>ICoreWindowInterop</b>.




## -see-also




<a href="https://msdn.microsoft.com/60b1c8c6-c136-4c4c-8e46-69a792d58ed0">CoreWindow</a>
 

 

