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List:       koffice-devel
Subject:    Re: KOffice Lib/KDE/Qt Questions
From:       Clarence Dang <CTRL_CD () bigpond ! com>
Date:       2001-11-23 6:40:13
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Sorry about the delayed response :( ...

On Tue, 13 Nov 2001 22:19, David Faure wrote:
> On Tuesday 13 November 2001 10:54, Clarence Dang wrote:
> > Hello...
> >
> > As you may be aware, I'm developing an import fitler for KWord but I am
> > completely new to KOffice, Linux and KDE.  So I was wondering if anyone
> > would be able to please answer some of my questions below:
> >
> > 1. It seems that I cannot call "bool KoStore::write( const char* _data,
> > unsigned long _len )" more than once.  I thought that it would have acted
> > a bit like fwrite where you can call it more than once.  I mean, if I
> > can't call it more than once, I would have to accumulate all my output
> > into one huge string and then call KoStore::write at the end.  Isn't this
> > hopelessly inefficient?
>
> You should be able to call write() more than once, there's no reason why
> not. About the efficiency and the buffering... well, when writing, KoStore
> has to buffer the data anyway :(. Can't be fixed until we ditch tar.gz and
> go for something like zip - reason: the tar format requires to write down
> the size of the data before writing the actual data...
> So what's happening exactly ? Do you get any error... ?

write () returns a different value (false ???) the second time it's called 
and doesn't seem to write anything at all.

> > 4. With kdDebug() and friends, how do I "register" a debug area with KDE
> > i.e. so that I can call kdDebug(mydebugarea) for my particular filter
> > (mswrite)?
>
> Adding the entry to kdelibs/kdecore/kdebug.areas.

How do I do this "officially" so that I don't steal some other new 
developer's number and so that everyone else knows my number?  Because the 
filter is reaching "maturity", so I guess I'll have to do this soon.

Thank you!
Clarence
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