"Ralph Krausse" <gordingin@consiliumsoft.com> wrote in message
news:49eb6317.0411040657.31c73c2a@posting.google.com...
>I know that I can do a QueryInterface of IMailMsgRecipients from
> IMailMsgProperties because I saw this code written.
>
> IMailMsgProperties *pIMailMsg = GetValidObject();
> IMailMsgRecipients* pMsgRecips = NULL;
> pIMailMsg->QueryInterface(__uuidof(IMailMsgRecipients),(void**)&pMsgRecips));
>
>
> My question is where is this documented so I can find what OTHER
> interfaces I an can do a QueryInterface on....
>
>
> thanks
> Ralph