Re: Searching Multiple RVF's

Author

Message

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" <marc.knowles@bbc.co.uk> wrote in message

news:3e0cea54@support.torry.net...

> 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" <svt@trichview.com> 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.

> >