Mega Code Archive
Increments and decrements the seriess selectedIndex property to select each item
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Code from Flex 4 Documentation "Using Adobe Flex 4".
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<!-- charts/SimplerCycle.mxml -->
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
creationComplete="initApp()">
<mx:Script>
import mx.collections.ArrayCollection;
import mx.charts.chartClasses.ChartBase;
import mx.charts.ChartItem;
import mx.charts.series.items.ColumnSeriesItem;
[Bindable]
private var expensesAC:ArrayCollection = new ArrayCollection( [
{ Month: "Jan", Expenses: 1500, Amount: 450, Profit: 2000 },
{ Month: "Feb", Expenses: 200, Amount: 600, Profit: 1000 },
{ Month: "Mar", Expenses: 500, Amount: 300, Profit: 1500 },
{ Month: "Apr", Expenses: 1200, Amount: 900, Profit: 1800 },
{ Month: "May", Expenses: 575, Amount: 500, Profit: 2400 } ]);
private function initApp():void {
// Select the first item on start up.
series1.selectedIndex = 0;
}
private function getNext(e:Event):void {
series1.selectedIndex += 1;
}
private function getPrev(e:Event):void {
series1.selectedIndex -= 0;
}
private function getFirst(e:Event):void {
series1.selectedIndex = 0;
}
private function getLast(e:Event):void {
series1.selectedIndex = series1.items.length - 1;
}
</mx:Script>
<mx:Panel height="100%" width="100%">
<mx:ColumnChart id="myChart" height="207" width="350"
showDataTips="true" dataProvider="{expensesAC}"
selectionMode="single">
<mx:series>
<mx:ColumnSeries id="series1" yField="Expenses"
displayName="Expenses" selectable="true" />
</mx:series>
<mx:horizontalAxis>
<mx:CategoryAxis categoryField="Month" />
</mx:horizontalAxis>
</mx:ColumnChart>
<mx:HBox>
<mx:Label id="label0" text="Value: " />
<mx:Label id="label1" />
</mx:HBox>
<mx:Legend dataProvider="{myChart}" width="200" />
<mx:HBox>
<mx:Button label="|<" click="getFirst(event);" />
<mx:Button label="<" click="getPrev(event);" />
<mx:Button label=">" click="getNext(event);" />
<mx:Button label=">|" click="getLast(event);" />
</mx:HBox>
</mx:Panel>
</mx:Application>
]]>