It could be seen as a bug. addChildAt tells flash to ADD to the current number of children. setChildIndex works within the existing children.
On Fri, Nov 14, 2008 at 2:49 PM, Keith Reinfeld <[EMAIL PROTECTED]>wrote: > Cor, > > addChildAt() -- Tested: > > Any index 0 thru numChildren (inclusive) = No RangeError. > > Any index greater than numChildren = RangeError. > > That's why I thought 'bug'. > > Just an observation. Just trying to help. > > So, Cor, howyabin? > > Regards, > > -Keith > http://keithreinfeld.home.comcast.net > > > > > -----Original Message----- > > From: [EMAIL PROTECTED] [mailto:flashcoders- > > [EMAIL PROTECTED] On Behalf Of Cor > > Sent: Friday, November 14, 2008 1:18 PM > > To: 'Flash Coders List' > > Subject: RE: [Flashcoders] ComboBox + Custom Cursor , AS3 > > > > I guess because you set the customCursor in the array position. > > And array positions can be set to any index, and for that matter it can't > > be > > out of range. > > > > stage.addChildAt(customCursor, 100); will try to put the child at index > > hundred. > > Eventually the displayList notices a empty index and will shuffle > > everything > > in place so there is never an empty indexed location. > > The same as when you remove a child for the displayList. > > > > I am not completely sure if this is the correct technical description, > but > > from what I have read about the displayList, it figures. > > > > Kind regards > > Cor > > > > -----Original Message----- > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] On Behalf Of Keith > > Reinfeld > > Sent: vrijdag 14 november 2008 20:11 > > To: 'Flash Coders List' > > Subject: RE: [Flashcoders] ComboBox + Custom Cursor , AS3 > > > > Hi Cor, > > > > Right. I know all that. The question is why doesn't > > > > stage.addChildAt(customCursor, stage.numChildren); > > > > trigger a RangeError? > > > > Regards, > > > > -Keith > > http://keithreinfeld.home.comcast.net > > > > > > > > > -----Original Message----- > > > From: [EMAIL PROTECTED] [mailto:flashcoders- > > > [EMAIL PROTECTED] On Behalf Of Cor > > > Sent: Friday, November 14, 2008 12:38 PM > > > To: 'Flash Coders List' > > > Subject: RE: [Flashcoders] ComboBox + Custom Cursor , AS3 > > > > > > It is not a bug. > > > The displayList stores it objects in a Array, wich starts at 0. > > > So Array["obj1","obj2","obj3","obj4"] has 4 children wich are located > at > > > position 0, 1, 2, 3. > > > If you remove a child every other moves up 1 place. > > > > > > So stage.numChildren is accordingly out of range. > > > > > > HTH > > > C > > > > > > > > > > > > -----Original Message----- > > > From: [EMAIL PROTECTED] > > > [mailto:[EMAIL PROTECTED] On Behalf Of Keith > > > Reinfeld > > > Sent: vrijdag 14 november 2008 18:57 > > > To: 'Flash Coders List' > > > Subject: RE: [Flashcoders] ComboBox + Custom Cursor , AS3 > > > > > > Joel, > > > > > > Another good optimization point, Joel. If we assume that Karim's custom > > > cursor is already a child of the stage, then setChildIndex() should be > > > more > > > efficient. So I guess it depends on the implementation. > > > > > > Interestingly, > > > > > > I get a RangeError with this: > > > > > > stage.setChildIndex(customCursor, stage.numChildren); > > > > > > but this works: > > > > > > stage.setChildIndex(customCursor, stage.numChildren - 1); > > > > > > However, > > > > > > stage.addChildAt(customCursor, stage.numChildren); > > > > > > does not trigger the RangeError, and > > > > > > stage.addChildAt(customCursor, stage.numChildren - 1); > > > > > > still produces the desired result. > > > > > > If this is a bug then 'stage.numChildren - 1' would be the safe way to > > go. > > > > > > Regards, > > > > > > -Keith > > > http://keithreinfeld.home.comcast.net > > > > > > > > > > > > > -----Original Message----- > > > > From: [EMAIL PROTECTED] [mailto:flashcoders- > > > > [EMAIL PROTECTED] On Behalf Of Joel Stransky > > > > Sent: Friday, November 14, 2008 10:25 AM > > > > To: Flash Coders List > > > > Subject: Re: [Flashcoders] ComboBox + Custom Cursor , AS3 > > > > > > > > Very nice Keith. Wouldn't setChildIndex() work as well? Or is > > > addChildAt() > > > > better for ensuring that the cursor is added to the display list? > > > > > > > > On Fri, Nov 14, 2008 at 11:08 AM, Keith Reinfeld > > > > <[EMAIL PROTECTED]>wrote: > > > > > > > > > > > > > _______________________________________________ > > > Flashcoders mailing list > > > [email protected] > > > http://chattyfig.figleaf.com/mailman/listinfo/flashcoders > > > No virus found in this incoming message. > > > Checked by AVG - http://www.avg.com > > > Version: 8.0.175 / Virus Database: 270.9.3/1788 - Release Date: 14-11- > > 2008 > > > 13:36 > > > > > > _______________________________________________ > > > Flashcoders mailing list > > > [email protected] > > > http://chattyfig.figleaf.com/mailman/listinfo/flashcoders > > > > _______________________________________________ > > Flashcoders mailing list > > [email protected] > > http://chattyfig.figleaf.com/mailman/listinfo/flashcoders > > No virus found in this incoming message. > > Checked by AVG - http://www.avg.com > > Version: 8.0.175 / Virus Database: 270.9.3/1788 - Release Date: > 14-11-2008 > > 13:36 > > > > _______________________________________________ > > Flashcoders mailing list > > [email protected] > > http://chattyfig.figleaf.com/mailman/listinfo/flashcoders > > _______________________________________________ > Flashcoders mailing list > [email protected] > http://chattyfig.figleaf.com/mailman/listinfo/flashcoders > -- --Joel Stransky stranskydesign.com _______________________________________________ Flashcoders mailing list [email protected] http://chattyfig.figleaf.com/mailman/listinfo/flashcoders
