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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.
- Returns S_OK if the data object is replaced, S_FALSE if the data object is not replaced, or an OLE-defined error code if an error occurs.
- 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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