Mega Code Archive
Add a DateChooser control
<![CDATA[
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Code from Flex 4 Documentation "Using Adobe Flex 4".
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<!-- charts/DisabledDateRangesWithDateChooser.mxml -->
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" width="100%"
height="100%" creationComplete="init()">
<mx:Script>
import mx.collections.ArrayCollection;
[Bindable]
public var aapl:ArrayCollection = new ArrayCollection([
{date:"08/01/2007", close:42},
{date:"08/02/2007", close:43},
{date:"08/03/2007", close:43},
{date:"08/06/2007", close:42},
{date:"08/07/2007", close:38},
{date:"08/08/2007", close:37},
{date:"08/09/2007", close:39},
{date:"08/10/2007", close:41},
{date:"08/13/2007", close:45},
{date:"08/14/2007", close:47},
{date:"08/15/2007", close:48},
{date:"08/16/2007", close:42},
{date:"08/17/2007", close:43},
{date:"08/20/2007", close:45},
{date:"08/21/2007", close:50},
{date:"08/22/2007", close:51},
{date:"08/23/2007", close:55},
{date:"08/24/2007", close:51},
{date:"08/27/2007", close:49},
{date:"08/28/2007", close:51},
{date:"08/29/2007", close:50},
{date:"08/30/2007", close:49},
{date:"08/31/2007", close:54}
]);
// Define weekend days to be removed from chart.
[Bindable]
private var offDays:Array = [0,6];
[Bindable]
private var dateChooserDisabledRanges:Array = [];
private function init():void {
// Limit selectable range to August of 2007 on DateChooser.
dateChooserDisabledRanges = [
{rangeEnd: new Date(2007, 6, 31)},
{rangeStart: new Date(2007, 8, 1)}
];
// Disable weekend days on DateChooser.
dc1.disabledDays = [0, 6];
}
[Bindable]
private var offRanges:Array = new Array([]);
private function onDateChange(e:Event):void {
// Get the start and end date of the range.
var startDate:Date = e.currentTarget.selectedRanges[0].rangeStart;
var endDate:Date = e.currentTarget.selectedRanges[0].rangeEnd;
var d:Object = {rangeStart:startDate, rangeEnd:endDate};
// Add object to list of ranges to disable on chart.
offRanges.push(d);
// Refresh the chart series with the new offRanges.
var mySeries:Array = [];
mySeries.push(series1);
mychart.series = mySeries;
// Show the current ranges.
ta1.text = "";
for (var i:int = 0; i < offRanges.length; i++) {
for (var s:String in offRanges[i]) {
ta1.text += s + ":" + offRanges[i][s] + "\n";
}
}
}
private function clearAllDisabledDates():void {
offRanges = [];
dc1.selectedDate = null;
ta1.text = "";
}
</mx:Script>
<mx:Panel title="DateTimeAxis" width="100%" height="100%">
<mx:HBox>
<mx:LineChart id="mychart" dataProvider="{aapl}"
showDataTips="true">
<mx:horizontalAxis>
<mx:DateTimeAxis id="dtAxis" dataUnits="days"
disabledDays="{offDays}" disabledRanges="{offRanges}" />
</mx:horizontalAxis>
<mx:verticalAxis>
<mx:LinearAxis minimum="30" maximum="60" />
</mx:verticalAxis>
<mx:series>
<mx:LineSeries id="series1" yField="close" xField="date"
displayName="AAPL" />
</mx:series>
</mx:LineChart>
<mx:DateChooser id="dc1" showToday="false"
click="onDateChange(event)" displayedMonth="7"
displayedYear="2007"
disabledRanges="{dateChooserDisabledRanges}" />
</mx:HBox>
<mx:Button id="b1" label="Refresh" click="clearAllDisabledDates()" />
<mx:TextArea id="ta1" width="600" height="400" />
</mx:Panel>
</mx:Application>
]]>