mustella/tests/mx/collections/AsyncListView/SWFs/assets/PagedDataComp10.mxml

<?xml version="1.0" encoding="utf-8"?>
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  this work for additional information regarding copyright ownership.
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      http://www.apache.org/licenses/LICENSE-2.0

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  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.

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<s:Group
	xmlns:fx="http://ns.adobe.com/mxml/2009"
	xmlns:mx="library://ns.adobe.com/flex/mx"
	xmlns:s="library://ns.adobe.com/flex/spark">
	
	<fx:Script>
		<![CDATA[

		import flash.events.Event;
		import mx.collections.*;
		import mx.collections.errors.*;
		import mx.events.CollectionEvent;
		
		// Public so we can access it, e.g., to be sure it dispatches events.
		public var alv:AsyncListView; 

		// The ever famous simulator.
		public var theSimulator:ItemPendingErrorSimulator;
		
		// Added items start at 5000 so we can tell which ones those are.
		public var addedItems:int = 5000;

		// Save an ItemPendingError for examination.
		public var ipe:ItemPendingError;

		// To use as a local data provider.
		public var ac:ArrayCollection = new ArrayCollection([{info:'thing 0'},{info:'thing 1'},{info:'thing 2'},{info:'thing 3'},{info:'thing 4'}]);

		/**
		*	This allows you to set a bunch of parameters.
		**/
		public function setup( responseDelay:int = 500,
								numItems:int = 100,
								numPreloadedPages:int = 0,
								pageSize:int = 1,
								mode:String = 'manual',
								failureProbability:int = 0,
								createPendingItemFunction:Boolean = true,
								createFailedItemFunction:Boolean = true,
								assignToList:Boolean = true):void{

			theSimulator = new ItemPendingErrorSimulator(); 

			theSimulator.responseDelay = responseDelay;
			theSimulator.numItems = numItems;
			theSimulator.numPreloadedPages = numPreloadedPages;
			theSimulator.pageSize = pageSize;
			theSimulator.mode = mode;
			theSimulator.failureProbability = failureProbability;
			theSimulator.objectFactory = theObjectFactory;
			theSimulator.reset();

			alv = new AsyncListView(theSimulator);
			
			if(createPendingItemFunction)
				alv.createPendingItemFunction = pendingFunction;
	
			if(createFailedItemFunction)
				alv.createFailedItemFunction = errorFunction;		

			// Sometimes we want to run without a UI.  For example, List calls getItemAt() for each item,
			// and perhaps we don't want to do that immediately.
			if(assignToList)
				theList.dataProvider = alv;
		}

		public function pendingFunction(i:int, obj:Object):Object{
			return {info: "item " + i.toString() + " pending", status: "pending"};
		}

		public function errorFunction(i:int, obj:Object):Object{
			return {info: "item " + i.toString() + " failed", status: "failed"};
		}

		public function theObjectFactory(i:int):Object{
			return {info: "item " + i.toString() + " present", status: "present"};
		}

		]]>
	</fx:Script>

	<s:List id="theList" useVirtualLayout="true" height="200" allowMultipleSelection="true"
		dragEnabled="true"
		dropEnabled="true"
		dragMoveEnabled="true">
		<s:itemRenderer>
			<fx:Component>
					<s:ItemRenderer>
						<fx:Script>
						<![CDATA[
							private function getColor(obj:Object):uint{
								if(obj == null)
									return 0x888888;
								else if(obj.status == "pending")
									return 0xeeffee;
								else if(obj.status == "failed")
									return 0xffeeee;
								else
									return 0xffffff;
							}
							
							override public function set data(obj:Object):void{
								super.data = obj;
								
								if(data == null)
									nameLabel.text = "null";
								else
									nameLabel.text = data.info;
							}
						]]>
						</fx:Script>
						<s:states>
							<s:State name="normal" />
							<s:State name="hovered" />
							<s:State name="selected" />
						</s:states>
						<s:Rect left="0" right="0" top="0" bottom="0" id="theRect" >
							<s:fill>
								<s:SolidColor color="{getColor(data)}" color.selected="0x88ffff" id="theSolidColor" />
							</s:fill>
						</s:Rect>
						<s:Label id="nameLabel" top="5" left="5" right="5" />
					</s:ItemRenderer>
			</fx:Component>
		</s:itemRenderer>
	</s:List>
</s:Group>