What is preventing it from being done on the fly? --- David Goodenough <[EMAIL PROTECTED]> wrote:
> One important thing about what I am proposing is that the xsl > transform > happens on the UI definition, NOT on the HTML that would have been > displayed. And that xsl transform is done once when the code is > built, > it is not done on the fly which is what I take a renderer to mean. > > David > > On Wednesday 25 April 2007 06:13, Chris Howe wrote: > > Not a renderer for javascript, a renderer for GWT or a renderer for > > Echo2 or for one of the xml based engines. It would transform the > > screen definition into what is expected of the engine. The one > you're > > most used to is the one that transforms the screen definition into > > html. It's very similar to what David G. is talking about with an > xsl > > transformation but using the methodology that Ofbiz uses by > abstracting > > it out to the renderer. > > > > > http://svn.apache.org/viewvc/ofbiz/trunk/framework/widget/src/org/ofbiz/wid > >get/ > > > > I don't have my head wrapped completely around where one part > begins or > > ends, but David J. or Jacopo might be able to add some insight. My > > reply to David G. was a question, not an interrogative statement. > > > > --- Jonathon -- Improov <[EMAIL PROTECTED]> wrote: > > > Chris, > > > > > > A renderer for javascript? Currently, the "renderer" I'm using is > > > merely Freemarker. > > > > > > Jonathon > > > > > > Chris Howe wrote: > > > > In that case, what would be the likelihood of being able to > create > > > > > > a > > > > > > > renderer for it? > > > > > > > > --- David Goodenough <[EMAIL PROTECTED]> wrote: > > > >> Tim, > > > >> > > > >> I am not at all sure what you mean by "tight coupling with the > > > > > > HTML". > > > > > > >> As you never (or should never) write any HTML as part of the > GWT > > > > > > code > > > > > > >> this makes no sense. Yes the GWT controls are mapped to HTML, > but > > > >> you > > > >> can make your own controls quite easily, and integrate them > into > > > > > > the > > > > > > >> GWT framework so you are not limited to what simple HTML > widgets > > > > > > can > > > > > > >> do. > > > >> > > > >> But I am merely a bystander when it comes to OfBiz, so it is > for > > > >> others > > > >> to decide. What I was reacting to was the thought that > getting > > > >> Javascript > > > >> expertise into OfBiz might be difficult, and so doing things > in > > > > > > Java > > > > > > >> makes > > > >> a lot of sense. Personally I find Javascript to be a > problematic > > > >> language, > > > >> it is very powerful, almost too powerful - you can almost > redefine > > > >> the > > > >> language as you go along - but being interpreted and not type > safe > > > > > > in > > > > > > >> the > > > >> way that Java is makes it a much more difficult language to > use > > > > > > well. > > > > > > >> David > > > >> > > > >> On Tuesday 24 April 2007 14:39, Tim Ruppert wrote: > > > >>> David, we did a number of pilots with GWT (and other > frameworks) > > > > > > in > > > > > > >>> OFBiz and were much happier with the dojo toolkit. The GWT, > > > > > > while > > > > > > >>> having the bonus of being able to do everything in java, also > > > >>> required a bit more of a tight coupling with the HTML - which > in > > > > > > my > > > > > > >>> mind - made it less desirable. > > > >>> > > > >>> JSON is there in case you can show us all a better way of > > > > > > handling > > > > > > >>> it! Hope that helps. > > > >>> > > > >>> Cheers, > > > >>> Tim > > > >>> -- > > > >>> Tim Ruppert > > > >>> HotWax Media > > > >>> http://www.hotwaxmedia.com > > > >>> > > > >>> o:801.649.6594 > > > >>> f:801.649.6595 > > > >>> > > > >>> On Apr 24, 2007, at 7:06 AM, David Goodenough wrote: > > > >>>> Jonathon, > > > >>>> > > > >>>> Probably the best approach would be to write an xslt script > > > > > > which > > > > > > >>>> would > > > >>>> parse the OfBiz XML descriptors and generate skeleton code > which > > > >> > > > >> could > > > >> > > > >>>> then be subclassed to put in specific processing (it may be > > > >>>> possible to > > > >>>> generate the whole thing, I have not looked closely enough). > I > > > >> > > > >> am > > > >> > > > >>>> thinking > > > >>>> of something like the juic system used by QtJambi - the new > Java > > > >>>> binding > > > >>>> for Qt that Trolltech have currently in beta (juic was > actually > > > >>>> originally > > > >>>> part of kdebindings but that is another story). > > > >>>> > > > >>>> It may sound odd, but actually it is best not to think about > > > > > > HTML > > > > > > >> and > > > >> > > > >>>> Javascript when coding GWT, it just complicates things. You > can > > > >>>> include > > > >>>> explicit HTML or Javascript if necessary, but it is better > to > > > >> > > > >> start > > > >> > > > >>>> from > > > >>>> the position of doing it natively in GWT. It may be > necessary > > > >> > > > >> (or > > > >> > > > >>>> desirable) > > > >>>> to write some GWT code to emulate specific OfBiz widgets, I > have > > > >>>> not looked > > > >>>> closely enough to find out. > > > >>>> > > > >>>> David > > > >>>> > > > >>>> On Tuesday 24 April 2007 13:22, Jonathon -- Improov wrote: > > > >>>>> David, > > > >>>>> > > > >>>>> Seems to me the GWT will generate both the HTML (events) > and > > > > === message truncated ===
