KIntNumInput::setTemplate(const QString &template)

[Tom Albers]

Op Sunday 03 September 2006 01:54, schreef Tom Albers:
> Op vrijdag 1 september 2006 10:26, schreef David Faure:
> > On Sunday 27 August 2006 17:41, Sébastien Laoût wrote:
> > > Currently, the class KIntNumInput has two methods:
> > > - setPrefix(const QString &prefix)
> > > - setSuffix(const QString &suffix)
> > >
> > > This generate two problems:
> > > 1/ No plural for is allowed.
> > >    Or to be more precise, all numbers are always presented in the
> > > plural form. 2/ Currency translation is bad.
> > >    In USA, the program should call setPreffix("$ ").
> > >    In Europe, the program should call setSuffix(" €")
> > >    (not sure if € should be postfixed or prefixed, but it's for the
> > > example: other currencies are placed after the number).
> > >
> > > For KDE 4, I propose you remove those methods in profit of that one:
> > > - KIntNumInput::setTemplate(const QString &template)
> > >
> > > The two examples will be transformed to:
> > > - setTemplate(i18n("%n minute", "%n minutes));
> >
> > Doesn't work that way. The syntax is i18n("1 minute", "%n minutes",
> > number_of_minutes). But in kde4 one can also use ki18np("1 minute", "%n
> > minutes").subs(number_of_minutes).toString() so I think this could become
> >
> >   setTemplate( ki18np("1 minute", "%n minutes") )
> >
> > and KIntNumInput would take care of calling subs(number_of_minutes) when
> > the number of minutes changes. And the api would be
> >   setTemplate( const KLocalizedString& )
> >
> > But I'm not sure how the editing would work, when the number is somewhere
> > in the middle of a string...
>
> There is another difficulty. subs will return the complete string including
> the value itself, so calling setSuffix with the result of subs, will result
> in "1212 minutes" in case of value 12. There seems to be no way to set the
> complete text of the QSpinBox.
>
> I think QSpinBox needs to be subclassed for it, but then then the
> valueFromText will be pretty complicated: How to extract the number back
> from the complete text? Walk from min to max and compare strings seems not
> very efficient (even when I completly ignore the doubleInt variant). Any
> ideas?
>
> Toma

Could someone please look at this mail and set me in the right direction?

Toma