[Arp] arpx - > CommandControl

[henrik weber (freemind-design)]

hi nyls,

this sounds really interesting; totally failed to notice the 
CommandControl-class.
your college absolutely has a point... could someone sketch how we could
use it this way?

@colin: grant explained his thoughts about arpx pretty detailed here ->
http://theresidentalien.typepad.com/ginormous/2005/10/extending_arp.html

hth

henrik

--
_______freemind design_______
MediaDesign & FlashDevelopment
home:   www.freemind-design.de



nyls wrote:
>
> Yeps,
>
>  
>
> I use the CommandControl class, it just binds commands to events .. I 
> think it is more elegant then the original ARP controller .. speaking 
> with my new upcoming college :> he made his point that it is maybe a 
> little overkill to use an external XML file for mapping commands to 
> events, why not do the 'binding' in the command controller class 
> itself. You need to 'import' the commands anyway (forceImport for 
> compiling) 
>
>  
>
> nyls
>
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> ------------------------------------------------------------------------
>
> *Van:* arp-bounces at ariaware.com [mailto:arp-bounces at ariaware.com] 
> *Namens *COLIN LIGHT
> *Verzonden:* Wednesday, December 20, 2006 5:32 PM
> *Aan:* General List for Ariaware RIA Platform users and developers
> *Onderwerp:* Re: [Arp] Another ModelLocator Question
>
>  
>
> Hi Nyls,
>
>  
>
> I've just been looking at Grants arpx classes. Can you tell me do you 
> use his CommandControl class? from what I can make out brings in 
> commands from the 'command-config.xml'
>
>  
>
> Col.
>
>
> */COLIN LIGHT <colin.light at btopenworld.com>/* wrote:
>
>     Hi Nyls,
>
>      
>
>     Thanks again for getting back to me.
>
>      
>
>     Yeah this does make sense. I've been getting a little muddled up
>     cos I downloaded Grants arpx (which doesn't seem to contain a
>     ModelLocator) and christophes version which seems slightly
>     different with a modelLocator with binding etc.
>
>      
>
>     Col.
>
>
>
>     */nyls <info at nyls.nl>/* wrote:
>
>         Hey,
>
>          
>
>         The modellocator (ML) is a singleton so there is only one
>         instance of it in your app. This is your single entry point to
>         your data/ models from everywhere in your app.
>
>          
>
>         I tend to use the ARPX --systemcontroller from Grant , So I
>         let views listen to the systemcontroller for 'update' events.
>
>          
>
>         So when a command get's it's result it fills a model through
>         the ML and dispatches an systemEvent
>
>          
>
>         ModelLocator.getInstance().setModel(ModelNames.NAVIGATION_MODEL,OCLiteVO(response.ocliteVO));
>
>         SystemController.getInstance().dispatchEvent({type:EventNames.NAVIGATION_MODEL_CHANGE})
>
>          
>
>         And in the appropriate views I listen for thos system events
>         and grab the model from the modellocator
>
>          
>
>         SystemController.getInstance().addEventListener(EventNames.NAVIGATION_MODEL_CHANGE,
>         Proxy.create(this, navigationModelChanged));
>
>         var navModel =
>         ModelLocator.getInstance().getModel(ModelNames.NAVIGATION_MODEL).getValue();
>
>          
>
>         That's how I do it,
>
>          
>
>         Is this of help ??
>
>          
>
>         nyls
>
>          
>
>          
>
>         ------------------------------------------------------------------------
>
>         *Van:* arp-bounces at ariaware.com
>         [mailto:arp-bounces at ariaware.com] *Namens *COLIN LIGHT
>         *Verzonden:* Wednesday, December 20, 2006 2:37 PM
>         *Aan:* arp at ariaware.com
>         *Onderwerp:* [Arp] Another ModelLocator Question
>
>          
>
>         Hi List,
>
>          
>
>         I'm (as ever) hoping someone can help me out with an ARP
>         issue. I've been using arp for a few months now and just when
>         I think I'm get it something else comes along and I question
>         my own understanding :(
>
>          
>
>         I've been looking at the ModelLocator pattern, I have read
>         previous post's about this and found some sample files
>         although it does seem a little confusing. I downloaded the
>         arpx classes
>         http://www.herrodius.com/upload/arp_extensions.zip which
>         contain quite a comprehensive version with databinding etc,
>         I've also seen and much simpler single class version which I
>         have been trying to use.
>
>          
>
>         I have a number of ArpForms which compose my views. Within
>         these forms are other Arpforms which effectively are like
>         components.
>
>          
>
>         What I'm struggling with is how to populate mx components in
>         my component forms, is it good practice to import my
>         modelLocator class and then have an update method which gets
>         called from the main application class when the model gets
>         populate or create a listener on each form for update events
>         from the modelLocator?
>
>          
>
>         Col.
>
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