Returning data from an MX item editor in Flex4

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Returning data from an MX item editor in Flex4
Posted on: June 1, 2010 at 12:00 AM

The ItemEditor control is a MX component. It has no spark component. The ItemEditor control is used for return a single value to the control.

Returning Data from an MX itemEditor in Flex4:

The ItemEditor control is a MX component. It has no spark component. The ItemEditor control is used for return a single value to the control. You will use the editorDataField property in the appropriate column for showing a new value in the column field. The default value of the editorDataField property is "text" and the item editor is a TextInput control. The tag of item editor is <mx:itemEditor>.

In this example you will see how we can change the value of the field in data grid contol.

Example:

<?xml version="1.0" encoding="utf-8"?>

<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"

xmlns:s="library://ns.adobe.com/flex/spark"

xmlns:mx="library://ns.adobe.com/flex/mx"

minWidth="955" minHeight="600">

<fx:Script>

<![CDATA[

import mx.collections.ArrayCollection;

[Bindable]

private var compdata:ArrayCollection = new ArrayCollection([

{Product:"Monitor", Quantity:0, Price:7000, Available:false},

{Product:"Keyboard", Quantity:4, Price:1000, Available:true},

{Product:"Mouse", Quantity:2, Price:300, Available:true},

]);

]]>

</fx:Script>

<s:Panel title="Returning data from an MX item editor" width="428" height="234">

<mx:DataGrid id="compdatagrid"

dataProvider="{compdata}"

variableRowHeight="true"

editable="true" x="12" y="12">

<mx:columns>

<mx:DataGridColumn dataField="Product" headerText="Product"/>

<mx:DataGridColumn dataField="Quantity"

headerText="Quantity"

itemEditor="mx.controls.NumericStepper"

editorDataField="value"/>

<mx:DataGridColumn dataField="Price" headerText="Price"/>

<mx:DataGridColumn dataField="Available"

headerText="Available"

editorDataField="avail">

<mx:itemEditor>

<fx:Component>

<mx:VBox backgroundColor="red">

<fx:Script>

<![CDATA[

[Bindable]

public var avail:Boolean;

]]>

</fx:Script>

<mx:CheckBox id="chk"

label="Availability"

height="100%" width="100%"

selected="{data.Available}"

click="avail=chk.selected"/>

</mx:VBox>

</fx:Component>

</mx:itemEditor>

</mx:DataGridColumn>

</mx:columns >

</mx:DataGrid>

</s:Panel>

</s:Application>

Output:

Running Application:

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