[jira] [Created] (FLEX-34647) DataGrid columns Can't initialize by ActionScript

[moketing (JIRA)]

moketing created FLEX-34647:
-------------------------------

             Summary: DataGrid columns Can't initialize by ActionScript
                 Key: FLEX-34647
                 URL: https://issues.apache.org/jira/browse/FLEX-34647
             Project: Apache Flex
          Issue Type: Bug
          Components: Spark: DataGrid
    Affects Versions: Apache Flex 4.13.0, Apache Flex 4.12.0
         Environment: win8 ,flashBuilder4.7 ,Apache Flex SDK4.13, Adobe Air
            Reporter: moketing


 DataGrid columns Can't initialize  from actionscript,but mxml work fine!
 code below do not show the columns been add!
<?xml version="1.0" encoding="utf-8"?>
<s:WindowedApplication xmlns:fx="http://ns.adobe.com/mxml/2009"; 
                                           
xmlns:s="library://ns.adobe.com/flex/spark" 
                                           
xmlns:mx="library://ns.adobe.com/flex/mx"
                                           
creationComplete="_creationCompleteHandler(event)">
        <fx:Script>
                <![CDATA[
                        import mx.collections.ArrayList;
                        import mx.events.FlexEvent;
                        
                        import spark.components.gridClasses.GridColumn;
                        
                        protected function 
_creationCompleteHandler(event:FlexEvent):void
                        {
                                var cols:ArrayList = new ArrayList();
                                for(var i:int=0;i<6;i++)
                                {
                                        var col:GridColumn = new GridColumn();
                                        col.dataField="value";
                                        col.headerText="Column"+1;
                                        cols.addItem(col);
                                }
                        }
                        
                ]]>
        </fx:Script>
        <fx:Declarations>
        </fx:Declarations>
        
        <fx:Declarations>
        </fx:Declarations>    
        <s:DataGrid id="dataGrid" verticalCenter="0" horizontalCenter="0" 
requestedRowCount="4" requireSelection="true"/>
</s:WindowedApplication>




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