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NULL OBJECT
Message
De
04/12/1998 09:08:55
 
Information générale
Forum:
Visual FoxPro
Catégorie:
Autre
Titre:
Divers
Thread ID:
00164035
Message ID:
00164038
Vues:
19
>Hi, I'm experimenting with objects.
>I create a form object in my main program like this...
> PUBLIC oFrm
> oFrm = CREATEOBJECT("testfrm")
>where testfrm is referencing a defined class. I then call it from a menu as oFrm.Show() and it works fine. Once I close the form (using the control box) the object is NULL and can't be called again although it still is type "O". How do you keep the object public?
>
>DEFINE CLASS testfrm AS testform
> .. some procs
>ENDDEFINE
>
>thanks, tom

When you close a form, VFP really makes form's object .NULL. It's normal behaviour. If you want to keep form's object (on background) you may set oForm.visible=.F. and reset it back oForm.visible=.T. when necessary.
Edward Pikman
Independent Consultant
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