Mega Code Archive
Define an event listener for the itemEditEnd event that uses the NumberFormatter class to format cell value
<![CDATA[
<?xml version="1.0"?>
<!--
Code from Flex 4 Documentation "Using Adobe Flex 4".
This user guide is licensed for use under the terms of the Creative Commons Attribution
Non-Commercial 3.0 License.
This License allows users to copy, distribute, and transmit the user guide for noncommercial
purposes only so long as
(1) proper attribution to Adobe is given as the owner of the user guide; and
(2) any reuse or distribution of the user guide contains a notice that use of the user guide is governed by these terms.
The best way to provide notice is to include the following link.
To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-sa/3.0/
-->
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml">
<mx:Script>
import mx.controls.TextInput;
import mx.events.DataGridEvent;
import mx.events.DataGridEventReason;
import mx.formatters.NumberFormatter;
import mx.collections.ArrayCollection;
[Bindable]
private var initDG:ArrayCollection = new ArrayCollection([
{Artist:'A', Album:'AA',Price:11.99},
{Artist:'B', Album:'BB',Price:11.99 }
]);
private var myFormatter:NumberFormatter=new NumberFormatter();
public function formatData(event:DataGridEvent):void {
if (event.reason == DataGridEventReason.CANCELLED){
return;
}
var newData:String=TextInput(event.currentTarget.itemEditorInstance).text;
if(newData == "") {
event.preventDefault();
TextInput(myGrid.itemEditorInstance).errorString="Enter a valid string.";
return;
}
if(event.dataField == "Price") {
myFormatter.precision=2;
TextInput(myGrid.itemEditorInstance).text=myFormatter.format(newData);
}
}
</mx:Script>
<mx:DataGrid id="myGrid" dataProvider="{initDG}" editable="true"
itemEditEnd="formatData(event);">
<mx:columns>
<mx:DataGridColumn dataField="Artist" />
<mx:DataGridColumn dataField="Album" />
<mx:DataGridColumn dataField="Price" />
</mx:columns>
</mx:DataGrid>
</mx:Application>
]]>