RE: TZF - SetRelationTo question
Lloyd Edwards <[email protected]>
| Newsgroups | gmane.comp.lang.delphi.topaz |
|---|---|
| Message-ID | <[email protected]> |
I read on this list that it is best to start an app with all the tzdbs
no active, open as needed, and close when finished. When I did that, my
main frustrations (sent to this list) vanished. THanks.
Lloyd Edwards wrote:
>
> I'm having trouble establishing a simple relation. I've copied the code
> in the manual, as follows:
>
> procedure TFrmMain2.HELecRelation;
> var ST : string;
> begin
> tzdbHELec.DisableControls;
> try
> St := tzdbTempYear.GetCField('HELecKey');
> tzdbHELec.SetFilterTo('DAYKEY=="' + St + '"');
> tzdbHELec.GoTop;
> finally
> tzdbHELec.EnableControls;
> end;
> end;
>
> AND in FormCreate:
>
> tzdbHELec.SetRelationTo(HELecRelation);
>
> THe program compiles ok. When I run the program, I get a stack overflow
> error in the
> HELecRelation procedure. When I step through it cycles between "begin"
> and "SetFilterTo" statements in HELecRelation. I've tried every
> alternative I can think of. Any ideas?
> Thanks -- Lloyd Edwards
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