<?xml version="1.0" encoding="utf-8"?>
<!-- http://blog.flexexamples.com/2007/07/26/displaying-xml-data-in-a-datagrid/ -->
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
        layout="vertical"
        verticalAlign="top"
        backgroundColor="white" viewSourceURL="srcview/index.html">   

    <mx:XML id="tempXML"
            source="assets/cuePoints.xml" />

    <mx:XMLListCollection id="cuePointXMLList"
            source="{tempXML.CuePoint}" />
    <mx:XMLListCollection id="parametersXMLList"
            source="{dataGrid.selectedItem.Parameters.Parameter}" />   

    <mx:Script>
        <![CDATA[
            private function parametersLabelFunction(item:Object, column:DataGridColumn):String {
                return item.Parameters.Parameter.length();
            }   

            private function numericSortCompareFunction(objA:Object, objB:Object):int {
                var itemA:Number = parseInt(objA.Time.text()) as Number;
                var itemB:Number = parseInt(objB.Time.text()) as Number; 

                if (itemA > itemB) {
                    return 1;
                } else if (itemA < itemB) {
                    return -1;
                } else {
                    return 0;
                }
            }
        ]]>
    </mx:Script>   

    <mx:VBox>
        <mx:DataGrid id="dataGrid"
                dataProvider="{cuePointXMLList}"
                width="100%"
                rowCount="{cuePointXMLList.length + 1}">
            <mx:columns>
                <mx:DataGridColumn id="timeCol"
                        dataField="Time"
                        headerText="Time (ms):"
                        sortCompareFunction="numericSortCompareFunction" />
                <mx:DataGridColumn id="typeCol"
                        dataField="Type"
                        headerText="Type:" />
                <mx:DataGridColumn id="nameCol"
                        dataField="Name"
                        headerText="Name:" />
                <mx:DataGridColumn id="parametersCol"
                        dataField="Parameters"
                        headerText="Parameters:"
                        labelFunction="parametersLabelFunction" />
            </mx:columns>
        </mx:DataGrid>

        <mx:DataGrid id="parametersDataGrid"
                dataProvider="{parametersXMLList}"
                width="100%"
                visible="{parametersXMLList.length > 0}"
                rowCount="{parametersXMLList.length + 1}">
            <mx:columns>
                <mx:DataGridColumn id="parameterNameCol"
                        dataField="Name"
                        headerText="Parameter Name:" />
                <mx:DataGridColumn id="parameterValueCol"
                        dataField="Value"
                        headerText="Parameter Value:" />
            </mx:columns>
        </mx:DataGrid>
    </mx:VBox>

</mx:Application>