I don't know if this achieves what you want or not.
var myV:Panel = new MyView();
*myV.initialize();*
trace (myV.getChildren().length);
iterateOverChildren(myV);
On Mon, Aug 24, 2009 at 5:59 PM, alexeoscar <alexeos...@yahoo.com> wrote:
> When I read this
>
> http://livedocs.adobe.com/flex/3/html/help.html?content=layoutperformance_06.html
>
> I thought the "childDescriptors" method is independent from the life cycle,
> it would let me introspect the component without adding to display. What did
> I miss ? How do I introspect a component before displayed.
>
> --- In flexcoders@yahoogroups.com, Wesley Acheson <wesley.ache...@...>
> wrote:
> >
> > It may be because of deferred instantiation the component doesn't
> actually
> > have children yet.
> >
> > On Fri, Aug 21, 2009 at 10:29 PM, alexeoscar <alexeos...@...> wrote:
> >
> > > Suppose you have a MyView.mxml file, which is basically a Panel with
> > > several children (Form, FormItems, Buttons...).
> > >
> > > Is it possible to iterate over the MyView and get all the information
> about
> > > its children (types, id ...) before it is displayed.
> > >
> > > In my Main.mxml if I have this function
> > >
> > > public function iterateOverChildren(comp:Container):void {
> > > // Get the number of descriptors.
> > > trace("Running iterateOverChildren for " + comp.id);
> > > if (comp != null)
> > > {
> > > var n:int = comp.childDescriptors.length;
> > > for (var i:int = 0; i < n; i++) {
> > > var c:ComponentDescriptor = comp.childDescriptors[i];
> > > var d:Object = c.properties;
> > >
> > > // Log ids and types of objects in the Array.
> > > trace(c.id + " is of type " + c.type);
> > >
> > > // Log the properties added in the MXML tag of the
> object.
> > > for (var p:String in d) {
> > > trace("Property: " + p + " : " + d[p]);
> > > }
> > > }
> > > }
> > > }
> > >
> > >
> > > Why does this call not work ?
> > >
> > > var myV = MyView();
> > > iterateOverChildren(myV);
> > >
> > > It only works if I add a statement like
> > > addChild(myV);
> > > before the iterateOverChildren call. (But that's not what I want, I
> want to
> > > iterate the descriptions without adding it to display).
> > >
> > > -alex
> > >
> > >
> > >
> > >
> > >
> > >
> > >
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