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

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

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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.

-->

<!--
Simple test harness for the DataGroup ItemPendingError handler.

Depends on ItemPendingErrorSimulator.

-->

<s:Application initialize="reset()"
    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 mx.collections.*;
		import mx.events.CollectionEvent;
        
        private var alv:AsyncListView; 
		private var items:ItemPendingErrorSimulator;
		private var addedItems:int = 0;

        private function reset():void
        {

	        items = new ItemPendingErrorSimulator(); 

            items.responseDelay = responseDelay.value;
            items.numItems = numItems.value;
            items.numPreloadedPages = initialPages.value;
            items.pageSize = pageSize.value;
            items.mode = mode.selectedItem as String;
            items.objectFactory = theObjectFactory;
            items.failureProbability = fp.value;
            items.reset();

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

			listenForCollectionChange();

	        list1.dataProvider = alv;
	        
	        addedItems = 0;
        }

		private function listenForCollectionChange():void{
			if(ckTraceCollectionChange.selected){
				alv.addEventListener(mx.events.CollectionEvent.COLLECTION_CHANGE, traceCollectionChange);
				trace("now tracing collectionChange events");
			}else{
				alv.removeEventListener(mx.events.CollectionEvent.COLLECTION_CHANGE, traceCollectionChange);
			}
		}
		
		private function traceCollectionChange(e:CollectionEvent):void{
			trace("alv collectionChange:");
			trace("currentTarget: " + e.currentTarget);
			trace("items: " + e.items);
			trace("kind: " + e.kind);
			trace("type: " + e.type);
			trace("location: " + e.location);
			trace("oldLocation: " + e.oldLocation);
			trace("target: " + e.target);
		}

		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:HGroup left="10" right="10">
        <s:List id="list1" useVirtualLayout="true" height="200">
		    <s:itemRenderer>
		        <fx:Component>
		            <s:ItemRenderer>
		                <fx:Script>
		                <![CDATA[
		                    private function getColor(obj:Object):uint{
		                        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){
			                    	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">
		                    <s:fill>
		                        <s:SolidColor color="{getColor(data)}" />
		                    </s:fill>
		                </s:Rect>
		                <!--s:Label id="nameLabel" text="{data.info}" top="5" left="5" right="5" /-->
		                <s:Label id="nameLabel" top="5" left="5" right="5" />
		            </s:ItemRenderer>
		        </fx:Component>
		    </s:itemRenderer>
		</s:List>
		<s:VGroup>	
	        <s:HGroup>
	            <mx:Button label="reset" click="reset()" />
	            <mx:Button label="receive page" click="items.receivePage()" enabled="{mode.selectedItem == 'manual'}" />
	            <mx:Button label="fail page" click="items.failPage()" enabled="{mode.selectedItem == 'manual'}" />
	        </s:HGroup>
	        
	        <s:HGroup>
	            <mx:Label text="response mode" />
	            <mx:ComboBox id="mode" dataProvider="['fixed', 'random', 'manual']" />
	        </s:HGroup>
	        
	        <s:HGroup>
	            <mx:Label text="response delay" />
	            <s:NumericStepper id="responseDelay" value="1" maximum="10000" enabled="{mode.selectedItem == 'fixed'}" />
	        </s:HGroup>
	        <s:HGroup>
	            <mx:Label text="failure probability" />
	            <s:NumericStepper id="fp" value="0.0" maximum="1.0" snapInterval="0.01" stepSize="0.01" valueCommit="(alv.list as ItemPendingErrorSimulator).failureProbability = fp.value" />
	        </s:HGroup>
	        <s:HGroup>
	            <mx:Label text="number of items" />
	            <s:NumericStepper id="numItems" value="100" maximum="1000" />
	        </s:HGroup>
	        <s:HGroup>
	            <mx:Label text="number of preloaded pages" />
	            <s:NumericStepper id="initialPages" value="0" maximum="100" />
	        </s:HGroup>
	        <s:HGroup>
	            <mx:Label text="items per page" />
	            <s:NumericStepper id="pageSize" value="2" maximum="100" minimum="1" />
	        </s:HGroup>
	        <s:CheckBox id="tracing" label="trace output enabled" selected="true" change="items.tracing = tracing.selected" />
			<s:CheckBox id="ckTraceCollectionChange" label="trace collectionChange" selected="false" change="listenForCollectionChange()" />
			<s:HGroup>
				<s:Label text="Add item at:" />
				<s:TextInput id="tiAdd" text="0" />
				<s:Button label="Add" click="items.addItemAt(theObjectFactory(addedItems++),new Number(tiAdd.text))" />
			</s:HGroup>
			<s:HGroup>
				<s:Label text="Add pending item at:" />
				<s:TextInput id="tiAddPending" text="0" />
				<s:Button label="Add Pending" click="items.addPendingItemAt(theObjectFactory(addedItems++),new Number(tiAddPending.text))" />
			</s:HGroup>
			<s:HGroup>
				<s:Label text="Remove item at:" />
				<s:TextInput id="tiRemove" text="0" />
				<s:Button label="Remove" click="items.removeItemAt(new Number(tiRemove.text))" />
			</s:HGroup>
		</s:VGroup>

    </s:HGroup>

</s:Application>