mustella/tests/mx/collections/AsyncListView/SWFs/assets/PagedDataComp1.mxml

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

  Licensed to the Apache Software Foundation (ASF) under one or more
  contributor license agreements.  See the NOTICE file distributed with
  this work for additional information regarding copyright ownership.
  The ASF licenses this file to You under the Apache License, Version 2.0
  (the "License"); you may not use this file except in compliance with
  the License.  You may obtain a copy of the License at

      http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  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.

-->
<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 items: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{

			items = new ItemPendingErrorSimulator(); 

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

			alv = new AsyncListView(items);
			
			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;
		}

		/**
		*	This allows you to set a bunch of parameters and
		*	specify the pending and error functions.
		**/
		public function setup2( responseDelay:int = 500,
								numItems:int = 100,
								numPreloadedPages:int = 0,
								pageSize:int = 1,
								mode:String = 'manual',
								failureProbability:int = 0,
								createPendingItemFunction:Function = null,
								createFailedItemFunction:Function = null):void{

			items = new ItemPendingErrorSimulator(); 

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

			alv = new AsyncListView(items);
			
			if(createPendingItemFunction != null)
				alv.createPendingItemFunction = createPendingItemFunction;
	
			if(createFailedItemFunction != null)
				alv.createFailedItemFunction = createFailedItemFunction;		

			theList.dataProvider = alv;
		}

		/**
		*	This setup updates the original AsyncListView object
		*	instead of replacing it.
		**/
		public function setup3( responseDelay:int = 500,
								numItems:int = 100,
								numPreloadedPages:int = 0,
								pageSize:int = 1,
								mode:String = 'manual',
								failureProbability:int = 0,
								createPendingItemFunction:Boolean = true,
								createFailedItemFunction:Boolean = true):void{

			items = new ItemPendingErrorSimulator(); 

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

			alv.list = items;
			
			if(createPendingItemFunction)
				alv.createPendingItemFunction = pendingFunction;
	
			if(createFailedItemFunction)
				alv.createFailedItemFunction = errorFunction;		

			theList.dataProvider = alv;
		}

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

		public function pendingFunction2(i:int, obj:Object):Object{
			return {info: "item " + i.toString() + " really pending", status: "pending"};
		}

		public function pendingFunction3():Object{
			return {info: "No params", status: "pending"};
		}

		public function pendingFunction4(i:int):Object{
			return {info: "One param", status: "pending"};
		}

		public function pendingFunction5(s1:String, s2:String):Object{
			return {info: s1 + " " + s2, status: "pending"};
		}

		public function pendingFunction6(i:int, obj:Object):void{
			// No return value
		}

		public function pendingFunctionWhichSavesTheIPE(i:int, obj:Object):Object{
			ipe = obj as ItemPendingError;
			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 errorFunction2(i:int, obj:Object):Object{
			return {info: "item " + i.toString() + " totally failed", status: "failed"};
		}

		public function errorFunction3():Object{
			return {info: "No params", status: "failed"};
		}

		public function errorFunction4(i:int):Object{
			return {info: "One param", status: "failed"};
		}

		public function errorFunction5(s1:String, s2:String):Object{
			return {info: s1 + " " + s2, status: "failed"};
		}

		public function errorFunction6(s1:String, s2:String):void{
			// No return value
		}
		
		public function theObjectFactory(i:int):Object{
			return {info: "item " + i.toString() + " present", status: "present"};
		}

		public function theObjectFactory2(i:int):Object{
			return {info: "theObjectFactory2 item " + i.toString() + " present", status: "present"};
		}
		
		]]>
	</fx:Script>

	<s:List id="theList" useVirtualLayout="true" height="200" allowMultipleSelection="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>