Le lundi 4 août 2008, Carsten Haitzler a écrit : > On Sun, 3 Aug 2008 16:49:05 +0200 Raoul <[EMAIL PROTECTED]> babbled: > > Here is my feedback about Edje. > > aaah raoul! - btw.. calaos is fantastic - what you've done is great and you > ahve heavily used efl... so it's one of the prime examples here and your > input is very important (as is that of any other major users of efl, in > addition to what we have in CVS). Héhé, thanks. but with some powerfull libs, that's easy...
> > We used a lot of embryo code in the calaos project. Most of the time it > > is just to set/get some simple vars for more control on "states" of an > > object. This is ok, works great, and embryo is designed to do that. About > > the swith to another scripting language, i will just say 2 things. This > > is ok for me, i will do the conversion in my edj (perhaps i don't have > > anything to do, because embryo and lua syntax are close). It would not be > > a lot of work for me. Lua would be a good choice, it's a very small VM, > > and it will run smoothly on embedded devices. > > ok. so you would "live" with a transition over. > > > But, I think there are more important issues with edje at this time. > > Writing edc using macros are a real pain and a waste of time. Macros are > > hard to write, hard to debug, hard to maintain and unreadable. We need a > > better way to write generic object (edje script only?). > > exactly! this was what was prompting my exploration into alternatives. i > started writing the script_only code for edje... it works... but it uses > embryo. as i was doing it i realised just how heavy the calls going into > and out of the embryo vm were - i made changes to make that lighter, but > then realised, to make bindings easy... i was re-creating a lot of glue > (converting pointers to object id's back and forth for example) and being > able to have dynamic datatypes without going thru the heavy get/set api. > (eg just an array u can alloc of object's or a list etc.) that is native to > the language. this is where embryo stumbles. it has no heap of its own to > alloc to - so all allocs happen via a binding... even for simple temporary > data for just doing intermediate work... and it was looking really > cumbersome to do, so i was beginning to think it may be a good idea to look > further into other solutions... thus the lua thing came up. before embryo > was used, lua was a close second - and ferite was definitely on the list > too. > > > Edje is also missing some more complex objects like lists. For now, any > > lists have to be done in the C side, it "freezes" a bit the theming > > capabilities. Having the possibilitie to extend edje by exporting a > > smart-object (list or any super-cool-smart-object) with its properties > > and capabilities to edje would be awsome. > > yup. this is also planned to be added. layout objects in edje where you can > just pack/unpack multiple children and the layout object lays them out in a > vertical/horizontal list, maybe a horizontal list with line-wrap, and for > that matter, all sorts of other arrangements. the reason edje didn't get > this on day 0 was that i wanted these layouts to be able to do all sorts of > fancy things - if designers wanted to - eg a spiral, a curved line of items > that resize and fade in and how as they walk along the list etc. the > problem was in how to expose such a layout engine to a designer and make it > easy to use yet powerful. I would be more than happy to see all of these stuffs in edje :) > > For example, in the application code, you tell edje to load a LIST > > smart-object with some properties, and then edje can use it like a > > standard parts in the edc. In the part definition, you can change the > > properties of the LIST, like enable/disable kinetic scrolling, > > horizontal/vertical scrolling, ... > > > > Such a feature could really help designers to be more productive in > > writing edc, and give them much more power. > > yup. > > > As I said, for now writing edc is a painfull task. > > > > -- > > Raoul Hecky > > Calaos -- ------------------------ Raoul Hecky ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ enlightenment-devel mailing list enlightenment-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/enlightenment-devel
