[jira] [Commented] (FLEX-34101) Regression from 4.8 to 4.10: Spark list doesn't refresh with filterFunction

[Justin Mclean (JIRA)]

    [ 
https://issues.apache.org/jira/browse/FLEX-34101?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13912578#comment-13912578
 ] 

Justin Mclean commented on FLEX-34101:
--------------------------------------

This sample seem fine to me i.e. remove collection event happens. Can you 
modify this sample to give the error above and the existing application is too 
complex to easily debug.

{code}
<?xml version="1.0" encoding="utf-8"?>
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"; 
                           xmlns:s="library://ns.adobe.com/flex/spark" 
                           xmlns:mx="library://ns.adobe.com/flex/mx">
        <fx:Script>
                <![CDATA[
                        import mx.collections.ArrayCollection;
                        import mx.events.CollectionEvent;
                        import mx.events.FlexEvent;
                        
                        [Bindable] protected var data:ArrayCollection = new 
ArrayCollection([1,2,3,4,5,6,7,8,9,10]);
                        
                        protected function even(item:*):Boolean {
                                return (item % 2) == 0; 
                        }
                        
                        protected function changed(event:CollectionEvent):void {
                                trace("Kind: " + event.kind);
                        }
                        
                        
                        protected function filter(event:Event):void
                        {
                                data.filterFunction = even;
                                data.refresh();
                                
                                
data.addEventListener(CollectionEvent.COLLECTION_CHANGE, changed);
                                
                                data.setItemAt(1,0);
                        }
                        
                ]]>
        </fx:Script>
        
        <s:layout>
                <s:HorizontalLayout />
        </s:layout>
        
        <s:DataGroup dataProvider="{data}" 
itemRenderer="spark.skins.spark.DefaultItemRenderer">
                <s:layout>
                        <s:VerticalLayout/>
                </s:layout>
        </s:DataGroup>
        <s:Button label="filter" click="filter(event)" />
        
</s:Application>
{code}

> Regression from 4.8 to 4.10: Spark list doesn't refresh with filterFunction
> ---------------------------------------------------------------------------
>
>                 Key: FLEX-34101
>                 URL: https://issues.apache.org/jira/browse/FLEX-34101
>             Project: Apache Flex
>          Issue Type: Bug
>          Components: Spark: List
>    Affects Versions: Apache Flex 4.10.0
>            Reporter: Tristan
>            Priority: Critical
>             Fix For: Apache Flex 4.12.0
>
>         Attachments: Test.fxp
>
>
> I will post a project to test the case.
> To reproduce
> - open and launch the projet
> - click on one line
> - on the new View, clic on the only button
> Apache Flex 4.8:
> - the view is popped and the item clicked disappears
> Apache Flex 4.10
> - the view is popped and the item clicked doesn't disappears
> - Just scroll a little bit on the spark list and the item disappears



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