[rules-dev] Using Smart GWT library in Guvnor

Michael Neale michael.neale at gmail.com
Tue Feb 2 00:21:04 EST 2010


I believe Nicolas Heron was looking at this, if he had time during the
christmas break - if not, please, go ahead, it would solve a few problems.

On Tue, Feb 2, 2010 at 3:57 PM, Jervisliu <jliu at redhat.com> wrote:

> Michael Neale wrote:
> > I know someone was looking at upgrading to GWT 2.0, even with gwt-ext,
> > it may still work
> >
> We can certainly upgrade to GWT 2.0. If we run into any problems during
> the upgrade, we can always fix them. There is a Jira ticket relates to
> this topic: https://jira.jboss.org/jira/browse/GUVNOR-158 (Upgrade key
> libary dependencies (post 5.0)).
>
> Who is working on GWT 2.0 upgrade? If no one else is already starting
> looking into GWT2.0, I will volunteer to do this.
>
> Cheers,
> Jervis
> > On Tue, Feb 2, 2010 at 10:13 AM, Esteban Aliverti
> > <esteban.aliverti at gmail.com <mailto:esteban.aliverti at gmail.com>> wrote:
> >
> >     Ok, I agree with you. We have discussed this with conan today and
> >     get the same conclusion as you. We started looking at mosaic, but
> >     the biggest limitation we have right now is the GWT version we are
> >     using. New libraries are already using gwt 2.0, so we can´t use
> >     the latest versions of them. The same problem arise when composing
> >     widgets. GWT 1.5.3 is very basic.
> >     We will continue using native GWT or GWTExt until Guvnor is moved
> >     to GWT 2.x (I don´t know the effort required for that).
> >
> >     Best,
> >
> >
> >     On Mon, Feb 1, 2010 at 11:31 PM, Michael Neale
> >     <michael.neale at gmail.com <mailto:michael.neale at gmail.com>> wrote:
> >
> >         I don't think it would be a good idea unless migrating to
> >         SmartGWT overall - it would just drag on a whole other heavy
> >         framework.
> >
> >         Longer term it would be nice to NOT depend on any JS
> >         frameworks- but use GWT native ones - the reason being that
> >         only the used bits are compiled in, and also as GWT compiler
> >         innovations continue apace, that insures compatability and
> >         speed improvements.
> >
> >         I don't really see the need to use a JS library like SmartGWT
> >         - the only place we used GWT-ext was for the overall "chrome"
> >         look - (eg the accordion, tabs) and a few grid views, and a
> >         couple of trees, barely 10% of what is in the ext framework.
> >
> >         I certainly think it is a very bad idea to use a framework
> >         like smart GWT now for widgets - the built in GWT ones are
> >         pretty basic, but it is worth the effort to compose them into
> >         richer ones, or look for GWT "native" ones to reuse - as at
> >         least they will be resolved at compile time. Some GWT ones to
> >         take a look at: http://vaadin.com/home
> >         and http://code.google.com/p/gwt-mosaic/
> >
> >         (not that I have anything against javascript, just it makes
> >         things much harder with GWT, and kind of defeats the purpose
> >         of using it).
> >
> >         Of course we would like to get off gwt-ext eventually, I don't
> >         think SmartGWT is the way to go, and certainly not introducing
> >         it unless we plan to migrate to it.
> >
> >         On Tue, Feb 2, 2010 at 1:46 AM, Esteban Aliverti
> >         <esteban.aliverti at gmail.com
> >         <mailto:esteban.aliverti at gmail.com>> wrote:
> >
> >             Hi all,
> >             Baunax and I are making some improvements in Guvnor's rule
> >             editor (from/collect/accumulate support, expression
> >             builder widget, etc.) and we want to start using Smart GWT
> >             (http://www.smartclient.com/). This library is the
> >             successor of GWText (the one Guvnor is using now). You can
> >             see this in GWText home
> >             page http://code.google.com/p/gwt-ext/.
> >             Some of the reasons we have to move to Smart GWT are:
> >
> >                 * GWTExt is deprecated. It is no longer under active
> >                   development.
> >                 * Smart GWT is under LGPL license (just like GWTExt)
> >                 * Smart GWT support any version of GWT (from 1.5.3 to
> >                   2.0). There shouldn't be any problem when we start
> >                   using GWT 2.xx
> >                 * Smart GWT has a lot of widgets, effects, layouts
> >                   etc. that can make our life easier ;).
> >
> >             Of course we are not going to migrate Guvnor to Smart GWT;
> >             we want just to use it for the new features we are
> >             implementing.
> >
> >             So, are you guys agree? Does anyone have any objection?
> >
> >             We are currently working
> >             on guvnor_expressionEditor3_baunax_esteban branch.
> >
> >             Best,
> >
> >             --
> >             XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
> >
> >             Esteban Aliverti
> >
> >             _______________________________________________
> >             rules-dev mailing list
> >             rules-dev at lists.jboss.org <mailto:rules-dev at lists.jboss.org>
> >             https://lists.jboss.org/mailman/listinfo/rules-dev
> >
> >
> >
> >
> >         --
> >         Michael D Neale
> >         home: www.michaelneale.net <http://www.michaelneale.net>
> >         blog: michaelneale.blogspot.com <
> http://michaelneale.blogspot.com>
> >
> >         _______________________________________________
> >         rules-dev mailing list
> >         rules-dev at lists.jboss.org <mailto:rules-dev at lists.jboss.org>
> >         https://lists.jboss.org/mailman/listinfo/rules-dev
> >
> >
> >
> >
> >     --
> >     XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
> >
> >     Esteban Aliverti
> >
> >     _______________________________________________
> >     rules-dev mailing list
> >     rules-dev at lists.jboss.org <mailto:rules-dev at lists.jboss.org>
> >     https://lists.jboss.org/mailman/listinfo/rules-dev
> >
> >
> >
> >
> > --
> > Michael D Neale
> > home: www.michaelneale.net <http://www.michaelneale.net>
> > blog: michaelneale.blogspot.com <http://michaelneale.blogspot.com>
> > ------------------------------------------------------------------------
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-- 
Michael D Neale
home: www.michaelneale.net
blog: michaelneale.blogspot.com
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