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

["moketing (JIRA)" <ji...@apache.org>]

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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