Re: Searching Multiple RVF's

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Todd Fabacher

Posted: 12/28/2002 11:23:53

I would use the HelpID if you are not already using it. It will give you the

most flexability.

Todd

"Marc" <[email protected]> wrote in message

news:[email protected]...

>

> Thanks Sergey,

>

> I've tried it, one small problem - loading the data from the blobfile

using

> the routine below, when I load RVF data that contains 'tags' (e.g. I have

> used tags to store http:// address info), it generates a 'EConverError' on

> the tag data, saying it is not a valid integer value.

>

> Any ideas?

>

> -----------------

>

>

> "Sergey Tkachenko" <[email protected]> wrote:

> >Currently, the best way to extract text from RVF field in the database -

> to

> >load it in hidden RichView and save as text:

> >

> >function LoadRVFFromField(rv: TCustomRichView; tbl: TTable;

> >                          const FieldName: String): Boolean;

> >var Stream: TStream;

> >begin

> >  Stream := TMemoryStream.Create;

> >  try

> >    TBlobField(tbl.FieldByName(FieldName)).SaveToStream(Stream);

> >    Stream.Position := 0;

> >    Result := rv.LoadRVFFromStream(Stream);

> >  finally

> >    Stream.Free;

> >  end;

> >end;

> >

> >

> >You need not to format loaded document, so this operation is fast.

> >

> >

>