[Pharo-dev] [Pharo-users] Explaining Spec2 and why Bloc is on the roadmap
eric.gade at gmail.com
Thu May 2 14:38:01 EDT 2019
Exciting news all around. Is this s good opportunity to revisit theming? I
made a good attempt to wrap my head around themes about a year ago or so,
but it's quite complex. If now's not (understandably) the time, how will
themes work with this new multiple-backend approach?
On Thu, May 2, 2019 at 11:45 AM Alexandre Bergel via Pharo-users <
pharo-users at lists.pharo.org> wrote:
> Hi Stef,
> Thanks for this email. Spec 2 really looks great.
> It is also great to foresee an integration of Bloc/Brick in Pharo.
> > On May 2, 2019, at 5:27 AM, ducasse <stepharo at netcourrier.com> wrote:
> > Dear Pharoers
> > We would like to explain what is Spec 2.0 and how Bloc is on the Pharo
> > Spec is a way to support a way to express and reuse application
> interaction logic.
> > Spec was first developed by Benjamin van Ryseghem and others while
> > by Stéphane Ducasse.
> > Over the years we cleaned Spec, but we never took the time to really
> revisit it, and Spec
> > was never stressed outside the scope of Pharo tools (even if there is
> some people who
> > used it in their projects, this was not the general case). There was a
> need to deeply rethink
> > the way we express and reuse interaction application logic.
> > Spec 2.0 revisits fundamentally Spec. The consortium wants to
> acknowledge the strong financial
> > support of Schmidt in this new development. Here is a list of points we
> are working on to support companies
> > to build modern applications with Pharo.
> > - adding support for many widgets and at the same time improving
> existing widgets such as fasttable
> > - adds much better layouts (we will deprecate the interpreter
> > - introducing a new way to architecture an application:
> > Spec20 introduces the notion of application to better handle
> resources and window flow
> > - revisiting the internal logic of Spec (to remove useless parts
> and enhance the ones that works)
> > - adding many tests
> > In addition we want that Spec 2.0 is not tight anymore with Morphic.
> > Why? Because we want to make sure that:
> > - companies can deploy desktop applications
> > - we can reuse all the tools logic of Pharo with new widgets sets
> such as Brick (widgets on top of Bloc)
> > without having to rewrite everything.
> > This is why Spec2.0 can optionally render using Gtk3.0. It also means
> that in the future we can have native widgets.
> > Now that Bloc/Brick is finally reaching a point where it can be tried
> and eventually adopted, we want to
> > make sure the transition to it will not force us to throw away the tools
> we developed last ten years.
> > We think that Bloc needs some effort to clean and structure it and
> Spec2.0 gives the time to let Bloc and Brick
> > mature. Also, we want to make sure that in the future we will be able to
> adopt other backends in case we
> > decide it (Remember new now is old tomorrow and while Bloc/Brick is new
> and modern, it will not remain
> > new and modern forever).
> > Brick needs to be ready for Pharo consumption, and to make it possible
> we need to move the image to converge.
> > With Spec 2.0, in future versions we will just need to define a new
> backend to get all our tools working.
> > The Pharo Board
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