Programmation Flex/Utilisation des composants/Adobe Air

Programmation_Flex
Adobe Air
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FileSystemTree & FileSystemDataGrid

<?xml version="1.0" encoding="utf-8"?>
<!-- aircomponents/src/FSDirApp.mxml -->
<s:WindowedApplication xmlns:fx="http://ns.adobe.com/mxml/2009" 
		xmlns:s="library://ns.adobe.com/flex/spark" 
		xmlns:mx="library://ns.adobe.com/flex/mx"
		width="750" height="500">
	<s:layout>
		<s:VerticalLayout/>
	</s:layout>
	
	<mx:HDividedBox> 
		<mx:FileSystemTree id="tree"  
			width="200" height="100%" 
			directory="{new File('C:\\')}" 
			enumerationMode="directoriesOnly" 
			change="dataGrid.directory = File(tree.selectedItem);"/>     
		<mx:FileSystemDataGrid id="dataGrid"  
			width="100%" height="100%" 
			directory="{new File('C:\\')}"/> 
	</mx:HDividedBox> 
</s:WindowedApplication>

• new File('c:\\') sort le répertoire c:\
• l'id "tree" alimente l'id "datagrid" avec la liste File() de l'élément sélectionné sur "tree"

FileSystemHistoryButton

<?xml version="1.0" encoding="utf-8"?>
<!-- aircomponents/src/FSHistoryBSimple.mxml -->
<s:WindowedApplication xmlns:fx="http://ns.adobe.com/mxml/2009" 
		xmlns:s="library://ns.adobe.com/flex/spark" 
		xmlns:mx="library://ns.adobe.com/flex/mx">
	<s:layout>
		<s:VerticalLayout/>
	</s:layout>
	
	<s:HGroup> 
		<mx:FileSystemHistoryButton label="Back" 
			dataProvider="{fileList.backHistory}" 
			enabled="{fileList.canNavigateBack}" 
			click="fileList.navigateBack();" 
			itemClick="fileList.navigateBack(event.index)"/> 
		<mx:FileSystemHistoryButton label="Forward" 
			dataProvider="{fileList.forwardHistory}" 
			enabled="{fileList.canNavigateForward}" 
			click="fileList.navigateForward();" 
			itemClick="fileList.navigateForward(event.index)"/> 
	</s:HGroup> 
	<mx:FileSystemList id="fileList"/> 
</s:WindowedApplication>

• enabled contient canNavigateBack et canNavigateForward pour reculer dans la navigation ou avancer
• dataprovider contient les historiques de navigation initialisé par l'itemClick

FileSytemList

<?xml version="1.0" encoding="utf-8"?>
<!-- aircomponents/src/FSListSimple.mxml -->
<s:WindowedApplication xmlns:fx="http://ns.adobe.com/mxml/2009" 
    xmlns:s="library://ns.adobe.com/flex/spark" 
    xmlns:mx="library://ns.adobe.com/flex/mx">
    <s:layout>
        <s:VerticalLayout/>
    </s:layout>

    <mx:FileSystemList id="fileList"/> 
    <s:Button label="Up" 
        click="fileList.navigateUp();" 
        enabled="{fileList.canNavigateUp}"/> 
</s:WindowedApplication>

• Le bouton up raméne la navigation de l'id "fileList" au précédent

FileSystemComboBox

<?xml version="1.0" encoding="utf-8"?>
<mx:WindowedApplication xmlns:mx="http://www.adobe.com/2006/mxml" layout="vertical" creationComplete="init();">
	<mx:Script>
		<![CDATA[
			import flash.filesystem.File;
			
			private function init():void
			{
				fcbChange.directory = File.desktopDirectory;
			}
			
			private function setOutput():void
			{
				output.text = fcbChange.directory.nativePath;
			}
		]]>
	</mx:Script>
	<mx:FileSystemComboBox id="fcbChange" directoryChange="setOutput();"/>
	<mx:TextArea id="output" width="200" height="50"/>
</mx:WindowedApplication>

• setOutput met le chemin de "fcbChange" dans l'id "output"

HTML

<?xml version="1.0" encoding="utf-8"?>
<mx:WindowedApplication xmlns:mx="http://www.adobe.com/2006/mxml">
	<mx:ControlBar width="100%">
		<mx:Button label="&lt; Back" click="content.historyBack();"/>
		<mx:Button label="Forward &gt;" click="content.historyForward();"/>
		<mx:TextInput id="address" text="{content.location}" width="100%"/>
		<mx:Button label="Go!" click="content.location = address.text"/>
	</mx:ControlBar>
	<mx:Canvas width="100%" height="100%">
		<mx:HTML id="content" location="http://labs.adobe.com/"/>
	</mx:Canvas>
</mx:WindowedApplication>

• les boutons et le textInput permettent de naviguer dans le browser