Foros del web, para los que viven de bits

<?xml version="1.0" encoding="utf-8"?>
<mx:Application 
    xmlns:mx="http://www.adobe.com/2006/mxml" 
    width="500" height="470"
    creationComplete="myDataGrid.selectedIndex=0;"
>

    <mx:Script>
        <![CDATA[        
            // Model: XML structure describing 
            // some of the books in my collection.    
            [Bindable]

            private var myBooks:XML = 
                <books>
                    <book ISBN="1590595181">

                        <title>Foundation ActionScript Animation: Making Things Move</title>
                        <author>Keith Peters</author>
                        <amazonUrl>http://tinyurl.com/npuxt</amazonUrl>

                    </book>
                    <book ISBN="1582346194">
                        <title>Send in the Idiots: Stories from the Other Side of Autism</title>

                        <author>Kamran Nazeer</author>
                        <amazonUrl>http://tinyurl.com/lo5ts</amazonUrl>
                    </book>
              ]]>
    </mx:Script>
    
    <!-- Keep track of the currently selected book -->
    <mx:Number id="selectedBookIndex">{myDataGrid.selectedIndex}</mx:Number>

    
    <!-- User interface -->
    <mx:Panel 
        title="Assigning XML data"
        paddingBottom="10" paddingLeft="10" paddingRight="10" paddingTop="10"
    >

        <!-- Master view: Display all books -->
        <mx:DataGrid id="myDataGrid" dataProvider="{myBooks.book}">

            <mx:columns>
                <mx:DataGridColumn dataField="@ISBN" headerText="ISBN" width="85"/>
                <mx:DataGridColumn dataField="title" headerText="Title"/>

                <mx:DataGridColumn dataField="author" headerText="Author"/>
                <mx:DataGridColumn dataField="amazonUrl" headerText="Web site">

                    <mx:itemRenderer>
                        <mx:Component>
                            <mx:LinkButton
                                label="Visit"
                                click="navigateToURL(new URLRequest(data.amazonUrl), 'blank');"
                            />                                    
                        </mx:Component>

                    </mx:itemRenderer>                        
                </mx:DataGridColumn>
            </mx:columns>
        </mx:DataGrid>
        
        <!-- Detail view: Display currently selected book for editing -->

        <mx:Form width="100%" autoLayout="false">
            <mx:FormHeading label="Edit book details"/>

            <mx:FormItem label="ISBN:" width="100%">
                <mx:TextInput 
                    id="isbnInput" 
                    width="100%"
                    text="{myBooks.book[selectedBookIndex].@ISBN}"
                    change="{myBooks.book[selectedBookIndex].@ISBN = isbnInput.text}"
                />

            </mx:FormItem>
            <mx:FormItem label="Title:" width="
			100%">
                <mx:TextInput 
                    id="titleInput" 
                    width="100%"
                    text="{myBooks.book[selectedBookIndex].title}"
                    change="{myBooks.book[selectedBookIndex].title = titleInput.text}"
                />

            </mx:FormItem>
            <mx:FormItem label="Author:" width="100%">
                <mx:TextInput 
                    id="authorInput"
                    width="100%"
                    text="{myBooks.book[selectedBookIndex].author}"
                    change="{myBooks.book[selectedBookIndex].author = authorInput.text}"
                />

            </mx:FormItem>
            <mx:FormItem label="Amazon Url" width="100%">
                <mx:TextInput 
                    id="amazonUrlInput"
                    width="100%"
                    text="{myBooks.book[selectedBookIndex].amazonUrl}"
                    change="{myBooks.book[selectedBookIndex].amazonUrl = amazonUrlInput.text}"
                />

            </mx:FormItem>        
        </mx:Form>
    </mx:Panel>
</mx:Application>

private function cargaXML():void
{
var ur:URLRequest = new URLRequest("myXML.xml");
var ul:URLLoader = new URLLoader();
ul.addEventListener(Event.COMPLETE, onXMLComplete); //agregas un listener para saber cuando esta cargado el file
ul.load(ur); //cargas el file
}

private function onXMLComplete(event:Event):void
{
var unXML:XML = XML(event.target.data); //convierte los datos cargados en un XML
trace(unXML); //tu xml
}

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" 
        creationComplete="PlatillosXml.send();">
<mx:HTTPService id="PlatillosXml" url="http://localhost/Platillos.xml" showBusyCursor="true" resultFormat="e4x"/>    
    <mx:DataGrid x="10" y="10" dataProvider="{PlatillosXml.lastResult.Platillo}">
        <mx:columns>
            <mx:DataGridColumn headerText="Id" dataField="@id"/>
            <mx:DataGridColumn headerText="Platillo" dataField="@descripcion"/>
        </mx:columns>
    </mx:DataGrid>
</mx:Application>

<Platillos>
    <Platillo id="1" descripcion="Platillo Uno Texto de varias lineas"/>
    <Platillo id="2" descripcion="Platillo Dos Texto de varias lineas"/>
    <Platillo id="3" descripcion="Platillo Tres Texto de varias lineas"/>
</Platillos>