IDocHostUIHandler::FilterDataObjectIDocHostUIHandler::FilterDataObject*
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IDocHostUIHandler::FilterDataObject

HRESULT FilterDataObject(
    IDataObject *pDO, 
    IDataObject **ppDORet
);

Called on the host by IE4/MSHTML to allow the host to replace IE4/MSHTML's data object. This allows the host to block certain clipboard formats or support additional clipboard formats.

pDO
Address of the IDataObject interface supplied by IE4/MSHTML.
ppDORet
Address that receives the IDataObject interface pointer supplied by the host. The contents of this parameter should always be initialized to NULL, even if the method fails.

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