Which GUI toolkit is THE best?

Antoon Pardon apardon at forel.vub.ac.be
Tue Mar 14 14:24:55 CET 2006


Op 2006-03-13, Paul Boddie schreef <paul at boddie.org.uk>:
> Paul Rubin wrote:
>> "Paul Boddie" <paul at boddie.org.uk> writes:
>> > What people don't usually understand (or rather complain about loudly)
>> > is that Trolltech can refuse to license Qt to you under the commercial
>> > licence, as is their right as the owner of the copyrighted work.
>>
>> What is the deal here?  Why would they refuse, to someone willing to
>> pay the commercial license fee?  They are a business, and as such,
>
> Well, I can't answer for them in any sense (and I should ask you to
> substitute any company with a similar business model for Trolltech in
> the text, along with accompanying product names, in order to emphasize
> the mere speculative nature of my explanation), but all I was trying to
> do was to explain the pattern of behaviour that goes something like
> this:
>
>  1. Developer downloads Qt GPL edition.
>  2. Developer develops product based on Qt.
>  3. Some time later, with finished product, developer now wants
>     to release a closed source version of the product.
>  4. Developer approaches Trolltech and asks for a commercial
>     licence in order to ship a closed source product.
>
> Now, since the commercial licence is "per developer", some cunning
> outfit could claim that only one developer wrote their product (rather
> than one hundred developers, say), but this would be a fairly big
> breach of trust (although nothing unusual in the world of commerce, I'm
> sure). Would a business making software for other such businesses care
> about such things? What kind of recourse would they have?

I wonder what this "per developer" means. Suppose ten people are working
on a product. But only one person is working on the GUI and comes into
contact with the Qt widget. Is that one or ten developers that are
counted for the license?

-- 
Antoon Pardon



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