From koffice-devel  Fri Jan 17 22:40:04 2003
From: Nicolas Goutte <nicolasg () snafu ! de>
Date: Fri, 17 Jan 2003 22:40:04 +0000
To: koffice-devel
Subject: Re: Binary compatibility required for KOffice Libraries?
X-MARC-Message: https://marc.info/?l=koffice-devel&m=104284336032425

The problem is that KoDocument is inherited. So adding a new virtual method to 
KoDocument shifts the (old) virtual methods of his children, which makes the 
children BIC.

Have a nice day/evening/night!

On Friday 17 January 2003 15:41, John Dailey wrote:
> > I wonder if this is doable though. This change was done (by the kspread
> > people I guess)
> >
> > - -    virtual void emitBeginOperation();
> > +    virtual void emitBeginOperation(bool waitCursor = true);
> >      virtual void emitEndOperation();
> > (in koDocument.h)
> >
> > There's no BC equivalent for this, other than an ugly
> > setWaitCursor(false); emitBeginOperation();
> > (and the kspread reimplementation of emitBeginOperation using
> > withWaitCursor() or so)
>
> hmmm....i probably misread the documentation into thinking the default
> argument made it compatible.
>
> As far as I know, only KSpread uses a non-default parameter so I can
> probably move the change to KSpreadDocument
>
> -John
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