Note
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Retrieves the registry key under which user preferences are stored.
STDMETHOD(GetOptionKeyPath)( 
   LPOLESTR * pchKey, 
   DWORD dw  
);
Parameters
- pchKey 
 See pchKey in IDocHostUIHandler::GetOptionKeyPath in the Windows SDK.
- dw 
 See dw in IDocHostUIHandler::GetOptionKeyPath in the Windows SDK.
Return Value
Returns E_NOTIMPL.
Remarks
This member function is CDHtmlDialog's implementation of IDocHostUIHandler::GetOptionKeyPath, as described in the Windows SDK.
Requirements
Header: afxdhtml.h