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List:       kde-pim
Subject:    Re: [Kde-pim] About non-gregorian calendar systems
From:       Cornelius Schumacher <schumacher () kde ! org>
Date:       2002-02-26 20:16:24
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On Tuesday 26 February 2002 18:33, Aaron J. Seigo wrote:
> hi..
>
> > All code uses the abstract CalendarSystem interface. There is only
> > one place, where the specifig GreogrianSystem or ChineseSystem is
> > used, when the object is instantiated (based on user selection).
>
> if you provided a factory method that returns an object of the
> correct CalendarSystem subclass based on a QString identifier, then
> you would alleviate the need for Frans to haveany knowledge of the
> specific subclasses in his code.
>
> provide a seperate factory method to return a QStringList (or
> whatever) of all available CalendarSystem types so that the user can
> be presented with their choices, and this would allow one to write a
> calendar interface without ever worrying about what the various
> systems are.
>
> something like:
>
> class CalendarSystem
> {
>  public:
>   static CalendarSystem* calendarFactory(QString system);
>   static const QStringList& availableSystems();
> }
>
> this would also allow for the future addition of calendarSystem
> plugins that are loaded are run time.
>
> just a thought from my early morning brain ... =)

This is a good one :-)

-- 
Cornelius Schumacher <schumacher@kde.org>
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