On Tue, 17 Oct 2006 15:19:21 +0200 (CEST)
Michael Van Canneyt <[EMAIL PROTECTED]> wrote:
>
>
> On Tue, 17 Oct 2006, Mattias Gaertner wrote:
>
> > On Fri, 13 Oct 2006 09:17:07 +0200
> > Mattias Gaertner <[EMAIL PROTECTED]> wrote:
> >
> > > On Fri, 13 Oct 2006 07:51:54 +0700
> > > Diwakoe <[EMAIL PROTECTED]> wrote:
> > >
> > > > Dear all,
> > > >
> > > > I get error when using auto complete on lazarus (ctrl+space)
> > > > with TMySQL50Connection component in form. All component is
> > > > working properly (can connect to mysql 5 server on design mode)
> > > > but error occur when I add one button and want to add code into
> > > > onclick button like this:
> > > >
> > > > unit1.pas(17,13) Error: identifier not found:
> > > > TMySQL50Connection
> > >
> > > Can you post a small example?
> >
> > Thanks.
> >
> > fpc uses macros to define TMySQL50Connection
> > in fpc/fcl/db/sqldb/mysql/mysqlconn.inc
> >
> > The IDE does not support macros.
> >
> > Add the following 3 lines in front of the TForm1 class
> >
> > type
> > TMySQL50Connection = mysql50conn.TConnectionName;
> > TMySQL50Transaction = mysql50conn.TTransactionName;
> > TMySQL50Cursor = mysql50conn.TCursorName;
> >
> > I don't understand, why the fpc unit contains macros instead of
> > those lines above.
>
> Check the code again :-)
>
> Because the purpose of this include file is to define TConnectionName.
> It does exactly the opposite of what you do.
>
> The include file is included by the 3 units mysql50conn mysql41conn
> mysql40conn and through the macros defines the
> TMySQL{50/40/41}Connection classes...
I still need a hint to understand, why you can not remove the IFDEF
block at the start of the include file and add an IFDEF block below
without macros.
Mattias
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