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IDocHostUIHandler::GetExternal
HRESULT GetExternal( IDispatch **ppDispatch );Called by IE4/MSHTML to obtain the host's IDispatch interface.
- Returns S_OK if successful, or an OLE-defined error code otherwise.
- ppDispatch
- Address that receives the IDispatch interface pointer of the host application. If the host exposes an automation interface, it can provide a reference to IE4/MSHTML through this parameter. The contents of this parameter should always be initialized to NULL, even if the method fails.
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