|Access Developer Reference|
You can use the hWndAccessApp method to determine the handle assigned by Microsoft Windows to the main Microsoft Access window.
expression A variable that represents an Application object.
The hWndAccessApp method returns a Long Integer value set by Microsoft Access and is read-only.
You can use this method by using Visual Basic when making calls to Windows application programming interface (API) functions or other external procedures that require a window handle as an argument.
To get the handle to a window containing a Microsoft Access object such as a Form or Report, use the hWnd property.