You're right. The children aren't being created until they're added to the display list. Set your creationPolicy on the Accordion to 'all' to create them all as soon as the accordion is created.
--- In [email protected], Rick Root <[EMAIL PROTECTED]> wrote: > > I'm building an application with an accordion pane, and I'm having > problems accessing objects declared within a child panel. > > For example, look at the code I've attached to the end of this email... > > When you click any of the buttons, you get the following error: > > TypeError: Error #1009: Cannot access a property or method of a null > object reference. > at testProject/::toggleAccordion() > at testProject/___Button1_click() > > > ONLY AFTER VIEWING the second accordion pane does this go away. > > It's as if the children of the accordion pane aren't initialized until > they are displayed. > > What's up with that? > > Here's the sample code: > > <?xml version="1.0" encoding="utf-8"?> > <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"; layout="absolute"> > <mx:Script> > <![CDATA[ > import mx.controls.Alert; > private function toggleAccordion(idx:int) > { > acdMain.selectedIndex = idx-1; > Alert.show(foo.text, 'test', Alert.OK); > } > ]]> > </mx:Script> > <mx:Accordion left="10" right="10" top="40" bottom="10" id="acdMain"> > <mx:Canvas label="Pane 1" width="100%" height="100%"> > </mx:Canvas> > <mx:Canvas label="Pane 2" width="100%" height="100%"> > <mx:Label id="foo" text="foo"/> > </mx:Canvas> > <mx:Canvas label="Pane 3" width="100%" height="100%"> > </mx:Canvas> > </mx:Accordion> > <mx:Button x="10" y="10" label="Button 1" click="toggleAccordion(1);"/> > <mx:Button x="83" y="10" label="Button 2" click="toggleAccordion(2);"/> > <mx:Button x="156" y="10" label="Button 3" click="toggleAccordion(3);"/> > </mx:Application> > > rick > -- Flexcoders Mailing List FAQ: http://groups.yahoo.com/group/flexcoders/files/flexcodersFAQ.txt Search Archives: http://www.mail-archive.com/flexcoders%40yahoogroups.com Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/flexcoders/ <*> Your email settings: Individual Email | Traditional <*> To change settings online go to: http://groups.yahoo.com/group/flexcoders/join (Yahoo! ID required) <*> To change settings via email: mailto:[EMAIL PROTECTED] mailto:[EMAIL PROTECTED] <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
