screenshotstabscreenshotsslider.mxml

flex 实现的一个showcase 喜欢flex的朋友可以

<?xml version="1.0" encoding="utf-8"?>
<mx:Canvas
	xmlns:mx="http://www.adobe.com/2006/mxml"
	xmlns:components="com.flexShowcase.components.*"
	
	horizontalScrollPolicy="off"
	verticalScrollPolicy="off"
	
	creationComplete="creationCompleteHandler(event)"
	>
	
	
	<mx:Script>
		<![CDATA[
		
		
			//////////////////////////////////////////////////
			//import
			
			import com.flexShowcase.data.Project;
			import com.flexShowcase.data.Screenshot;
			import com.flexShowcase.net.remote.GeneralOperationsService;
			
			import flash.events.Event;
			
			import mx.collections.ArrayCollection;
			import mx.events.ListEvent;
			import mx.rpc.events.FaultEvent;
			import mx.rpc.events.ResultEvent;
			
			//////////////////////////////////////////////////
			//private variables
			
			[Bindable] public var __images:ArrayCollection
			
			//////////////////////////////////////////////////
			//public variables
			
			public var lastSelectedIndex:uint;
			
			//////////////////////////////////////////////////////////////////
			[Bindable]
			public function set images(val:ArrayCollection):void{
				this.__images=val
			}
			
			public function get images():ArrayCollection{
				return this.__images
			}
			
			public function get selectedScreenshot():Screenshot {
				return screenshotHorizontalList.selectedItem as Screenshot;
			}
			
			
			//////////////////////////////////////////////////
			//initialization
			
			private function creationCompleteHandler(event:Event):void {
				lastSelectedIndex = 0;
			}
			
			
			//////////////////////////////////////////////////
			//public functions
			
			public function clear():void {
				screenshotHorizontalList.dataProvider = null;
			}
			
			
			//list updating-------------------------------------------------------------
			private function handleListDrawUpdate(event:Event):void {
				if(screenshotHorizontalList.selectedIndex != lastSelectedIndex){
					screenshotHorizontalList.selectedIndex = lastSelectedIndex;
				}
			}
			
			private function screenshotHorizontalListChangeHandler(listEvent:ListEvent):void {
				lastSelectedIndex = screenshotHorizontalList.selectedIndex;
			}
			
			
		]]>
	</mx:Script>
	
	
	<mx:Image source="@Embed('/assets/images/screenshots_slider_bg.png')" />
	<mx:Canvas id="imagesHolder_mc" horizontalScrollPolicy="off" verticalScrollPolicy="off" 
		width="100%">
		<components:ScreenshotHorizontalList width="100%"
			id="screenshotHorizontalList"
			borderStyle="none"
			borderThickness="0"
			backgroundAlpha="0.3"
			horizontalScrollPolicy="off"
			verticalScrollPolicy="off"
			useRollOver="false"
			dataProvider="{images}"
			itemRenderer="com.flexShowcase.components.account.screenshots.ScreenshotsSliderImage"
			change="screenshotHorizontalListChangeHandler(event)"
			updateComplete="handleListDrawUpdate(event)"/>
	</mx:Canvas>
	
</mx:Canvas>