It also makes it easier to inherit the constructor when subclassing the module. I would suggest that Perl modules should be done the Perl way, rather than by importing ideas from other languages.
On Tue, May 26, 2009 at 11:22 AM, Jonathan Yu <jonathan.i...@gmail.com>wrote: > Chris: > > I'm not sure if that's the most desirable behaviour, as it differs > from the rest of the Perl world... Also, one useful thing is that if > you want to create an object of something in Perl you could do: > > my $foo = Foo::Bar->new(); > my $bar = $foo->new(); > > Which would create a $bar of the same type as $foo. You lose this by > dropping the ->new part. > > I'm sure there's other very good reasons as to why those sorts of > constructors are a bad idea. > > Jonathan > > On Tue, May 26, 2009 at 2:20 PM, Chris Burel <chrisbu...@gmail.com> wrote: > > No, > > Check out this document from Germain Garand wrote for PerlQt3: > > http://web.mit.edu/perlqt_v3.009/www/index.html#anatomy_of_perlqt > > > > Syntax elements summary : > > 1. All Qt classes are accessed through the prefix Qt::, which > > replaces the initial Q of Qt classes. When browsing the Qt > > documentation, you simply need to change the name of classes so that > > QFoo reads Qt::Foo. > > 2. An object is created by calling the constructor of the class. It > > has the same name as the class itself. > > You don't need to say new Qt::Foo or Qt::Foo->new() as most Perl > > programmers would have expected. > > Instead, you just say : > > my $object = Qt::<classname>(arg_1, ..., arg_n); > > If you don't need to pass any argument to the constructor, simply > say : > > my $object = Qt::<classname>; > > > > On Tue, May 26, 2009 at 11:13 AM, Jonathan Yu <jonathan.i...@gmail.com> > wrote: > >> On Tue, May 26, 2009 at 2:08 PM, Chris Burel <chrisbu...@gmail.com> > wrote: > >>> It's currently neither. Right now it looks like this: > >>> use Qt; > >>> my $app = Qt::Application(\...@argv); > >>> my $hello = Qt::PushButton("Hello world!"); > >> I'm guessing you meant to say Qt::PushButton->new(...) :-) > >>> $hello->show(); > >>> etc. > >>> Which I realize is a problem. > >>> > >>> On Tue, May 26, 2009 at 11:00 AM, Jonathan Yu <jonathan.i...@gmail.com> > wrote: > >>>> Chris: > >>>> > >>>> Is it Qt4::Application or QApplication (as it was in Qt - ie version > 1?) > >>>> > >>>> On Tue, May 26, 2009 at 1:59 PM, Chris Burel <chrisbu...@gmail.com> > wrote: > >>>>>> And really, what's wrong with Qt4::Application->new()? > >>>>> > >>>>> I've been modeling the Qt4 bindings off the Qt3 ones that Ashley and > >>>>> Germain wrote. And that's how it works in 3, so I kept it. > >>>>> > >>>> > >>> > >> > > > -- Check out my LEGO blog at http://www.brickpile.com/ View my photos at http://flickr.com/photos/billward/ Follow me at http://twitter.com/williamward
