Mega Code Archive
Drag Drop To Component
<![CDATA[
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Code from Flex 4 Documentation "Using Adobe Flex 4".
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<!-- charts/DragDropToComponent.mxml -->
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
xmlns:mx="library://ns.adobe.com/flex/mx" xmlns:s="library://ns.adobe.com/flex/spark"
creationComplete="srv.send()" height="600">
<fx:Declarations>
<!--
View source of the following page to see the structure of the data
that Flex uses in this example.
-->
<mx:HTTPService id="srv"
url="http://aspexamples.adobe.com/chart_examples/medals-xml.aspx" />
<!--
To see data in an HTML table, go to
http://aspexamples.adobe.com/chart_examples/medals.aspx
-->
</fx:Declarations>
<fx:Script>
import mx.collections.ArrayCollection;
import mx.events.DragEvent;
import mx.controls.List;
import mx.managers.DragManager;
import mx.core.DragSource;
import mx.charts.chartClasses.ChartBase;
import mx.charts.ChartItem;
import mx.charts.events.ChartItemEvent;
import mx.charts.series.items.ColumnSeriesItem;
private function doDragEnter(event:DragEvent):void {
var dragTarget:TextArea = TextArea(event.currentTarget);
DragManager.acceptDragDrop(dragTarget);
}
private function doDragDrop(event:DragEvent):void {
var dropTarget:TextArea = TextArea(event.currentTarget);
var curItem:ColumnSeriesItem = ColumnSeriesItem(event.dragSource.dataForFormat("chartitems")[0]);
var curSeries:ColumnSeries = ColumnSeries(curItem.element);
var medalType:String = curSeries.displayName;
var numMedals:String = curItem.yValue.toString();
var countryName:String = curItem.item.country;
ta1.text = countryName + " earned " + numMedals + " " + medalType + " medals.";
}
</fx:Script>
<s:layout>
<s:VerticalLayout />
</s:layout>
<s:Panel title="Dropping ChartItem Objects">
<s:layout>
<s:VerticalLayout />
</s:layout>
<mx:ColumnChart id="myChart" height="225" showDataTips="true"
dataProvider="{srv.lastResult.data.result}" selectionMode="single"
dragEnabled="true">
<mx:horizontalAxis>
<mx:CategoryAxis categoryField="country" />
</mx:horizontalAxis>
<mx:series>
<mx:ColumnSeries id="columnSeries1" xField="country"
yField="gold" displayName="Gold" selectable="true" />
<mx:ColumnSeries id="columnSeries2" xField="country"
yField="silver" displayName="Silver" selectable="true" />
<mx:ColumnSeries id="columnSeries3" xField="country"
yField="bronze" displayName="Bronze" selectable="true" />
</mx:series>
</mx:ColumnChart>
<s:HGroup>
<mx:Legend dataProvider="{myChart}" />
<s:TextArea id="ta1" height="75" width="200"
dragEnter="doDragEnter(event)" dragDrop="doDragDrop(event)" />
</s:HGroup>
</s:Panel>
</s:Application>
]]>