Nice! Didn't know that one :) > -----Oorspronkelijk bericht----- > Van: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] Namens Tyler Wright > Verzonden: woensdag 5 juli 2006 17:47 > Aan: Flashcoders mailing list > Onderwerp: Re: [Flashcoders] Re: Programmatically > instantiating a classthatextends MovieClip > > There's a really light class called Prototype which is free > to download at http://codext.com/code/9. It does the same > thing except with full constructor support. It also has a > really simple/clean API: > > mc = createEmptyMovieClip("mc", 1); > Prototype.makeInstanceof(mc, MyMovieClipClass); > > thats it! I've loved it ... works on extending other elements > too, like TextFields or _root (I use that one constantly). > > Tyler > > > On 7/3/06, Bernard Visscher <[EMAIL PROTECTED]> wrote: > > > > I've tested the following a while ago and it works perfectly. > > It uses the acme ClassUtilities class. > > > > MovieFactory: > > > > import com.acme.ClassUtilities; > > > > class nl.debit.util.MovieFactory { > > > > private static var instance : MovieFactory; > > > > public static function getInstance() : MovieFactory > > { > > if (instance == null) > > instance = new MovieFactory(); > > return instance; > > } > > > > private function MovieFactory() > > { > > ClassUtilities.registerPackage(); > > } > > > > public static function > > createMC(target:MovieClip,id:String,className:Function):MovieClip > > { > > if (instance == null) > > instance = new MovieFactory(); > > > > if(!className.symbolLinked) > > { > > var classPath:String = > ClassUtilities.getPath(className); > > className.symbolName = "__Packages." + classPath; > > className.symbolLinked = > > Object.registerClass(className.symbolName,className); > > } > > > > return > > > target.attachMovie(className.symbolName,id,target.getNextHighe > stDepth()); > > } > > } > > > > > > MyClass: > > > > class MyClass extends MovieClip{ > > > > public function MyClass() { > > beginFill(0x000000); > > moveTo(0,0); > > lineTo(100,0); > > lineTo(100,100); > > lineTo(0,100); > > lineTo(0,0); > > endFill(); > > } > > } > > > > Then use in your code: > > > > var mClip:MovieClip = MovieFactory.createMC(_root,"test",MyClass); > > > > > > Greetz, > > > > Bernard > > > > > -----Oorspronkelijk bericht----- > > > Van: [EMAIL PROTECTED] > > > [mailto:[EMAIL PROTECTED] Namens > Costello, > > > Rob R > > > Verzonden: maandag 3 juli 2006 17:05 > > > Aan: flashcoders@chattyfig.figleaf.com > > > Onderwerp: [Flashcoders] Re: Programmatically > instantiating a class > > > thatextends MovieClip > > > > > > As a variant on the __proto__ method (which I gather is what the > > > compiler actually uses behind the scenes anyway) I also > bundle the > > > code into a static method > > > > > > > > > > > > > > > > > > Class A { > > > > > > ... > > > > > > > > > > > > // dynamicMc (no library symbol) will be added and subclassed to > > > mcSubClass > > > > > > dynamicMc:MovieClip = McSubClass.addInstance(baseMC); > > > > > > } > > > > > > > > > > > > > > > > > > class McSubClass extends MovieClip{ > > > > > > > > > > > > function McSubClass { > > > > > > //empty constructor > > > > > > } > > > > > > > > > > > > function init(){ > > > > > > > > > > > > //initialize mc - add dynamic graphics etc > > > > > > > > > > > > } > > > > > > > > > > > > static function addInstance (base_mc) { > > > > > > > > > > > > var newMc; > > > > > > var nd = base_mc.getNextHighestDepth(); > > > > > > newMc= > base_mc.createEmptyMovieClip("mcSubClass"+nd,nd); > > > > > > newMc.__proto__ = new McSubClass (); > > > > > > newMc.init(); > > > > > > return newMc; > > > > > > } > > > > > > > > > > > > > > > > > > } > > > > > > > > > > > > maybe mc.__proto__ == MyClass.prototype (below) is better > than my > > > newMc.__proto__ = new McSubClass () > > > > > > my method (i picked up on this list) does have the side > effect that > > > the constructor can't initialize the mc, hence the separate init > > > call after the __proto__ / constructor; all wrapped in > one method so > > > I don't forget > > > > > > Rob > > > > > > > > > > > > > > > > > > > Subject: Re: [Flashcoders] Programmatically instantiating a > > > class that > > > > > > > extends MovieClip. > > > > > > > To: "Flashcoders mailing list" > <flashcoders@chattyfig.figleaf.com> > > > > > > > Message-ID: > > > > > > > <[EMAIL PROTECTED]> > > > > > > > Content-Type: text/plain; charset=UTF-8; format=flowed > > > > > > > > > > > > > > Hello :) > > > > > > > > > > > > > > it's easy, you must use __proto__ > > > > > > > > > > > > > > AS2 - MyClass extend MovieClip !!! > > > > > > > > > > > > > > MyClass extends MovieClip { > > > > > > > > > > > > > > // ----o Constructor > > > > > > > > > > > > > > public function MyClass() { > > > > > > > > > > > > > > } > > > > > > > > > > > > > > } > > > > > > > > > > > > > > .... > > > > > > > > > > > > > > var mc = createEmptyMovieClip("myInstance", 1) ; > > > > > > > mc.__proto__ == MyClass.prototype ; > > > > > > > MyClass.call(mc) ; > > > > > > > > > > > > > > EKA + :) > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > 2006/6/29, Scott Hyndman <[EMAIL PROTECTED]>: > > > > > > > > > > > > > > > > That's exactly what I mean. As a result you can do cool > > > things like > > > > > > > > reparenting -- like moving a button from one window > to another. > > > > > It > > > > > > > > handles the MovieClip creation itself. > > > > > > > > > > > > > > > > A code example really isn't too easy, because the > framework that > > > > > > > > allows this to be possible is quite large. If you were really > > > > > > > > interested, you could look at the code. Here's a link: > > > > > > > > > > > > > > > > http://tinyurl.com/jqtwv > > > > > > > > > > > > > > > > It's a gigantic class...so it might be difficult to > work through. > > > > > The > > > > > > > > important method is createMovieClips(), which is called > > > when a view > > > > > > > > (the type of object that encapsulates movieclips) > moves to a new > > > > > > > > superview. > > > > > > > > > > > > > > > > Scott > > > > > > > > > > > > > > > > On 29/06/06, Jim Kremens <[EMAIL PROTECTED]> wrote: > > > > > > > > > "Why not subclass object instead? Both ActionStep and > > > ASwing work > > > > > > this > > > > > > > > > way, then create movieclips on the fly. It's very nice > > > to work with." > > > > > > > > > > > > > > > > > > So you never really subclass movieclip, you use > > > composition instead. > > > > > > > In > > > > > > > > > other words, your class has a movieclip, but it isn't a > > > > > > movieclip.,, > > > > > > > > > > > > > > > > > > Is that what you mean, or am I missing the point? Can > > > you give a > > > > > > > small > > > > > > > > code > > > > > > > > > example? > > > > > > > > > > > > > > > > > > Thanks, > > > > > > > > > > > > > > > > > > Jim Kremens > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > ----------- original message ---------------------------- > > > > > > > > > > > > Subject: Re: [Flashcoders] Programmatically instantiating a class > > > that > > > > > > extends MovieClip. > > > > > > To: "Flashcoders mailing list" <flashcoders@chattyfig.figleaf.com> > > > > > > Message-ID: > > > > > > <[EMAIL PROTECTED]> > > > > > > Content-Type: text/plain; charset=UTF-8; format=flowed > > > > > > > > > > > > Hello :) > > > > > > > > > > > > it's easy, you must use __proto__ > > > > > > > > > > > > AS2 - MyClass extend MovieClip !!! > > > > > > > > > > > > MyClass extends MovieClip { > > > > > > > > > > > > // ----o Constructor > > > > > > > > > > > > public function MyClass() { > > > > > > > > > > > > } > > > > > > > > > > > > } > > > > > > > > > > > > .... > > > > > > > > > > > > var mc = createEmptyMovieClip("myInstance", 1) ; > > > > > > mc.__proto__ == MyClass.prototype ; > > > > > > MyClass.call(mc) ; > > > > > > > > > > > > EKA + :) > > > > > > > > > > > > > > > > > > Important - > > > This email and any attachments may be confidential. 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