<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute">

	<mx:Script>
		<![CDATA[
		[Bindable]
		private var nameFilterRun:int = 0;
		[Bindable]
		private var nameFilter2Run:int = 0;
		[Bindable]
		private var nameFilter3Run:int = 0;
		
		
			private function doIt(myAc:ArrayCollection) : ArrayCollection {
				var myAc2:ArrayCollection = new ArrayCollection();

				trace(">>>>>" + myAc.length);

				for each (var i:Object in myAc) {
					myAc2.addItem(i);
				}
				myAc2.filterFunction = nameFilter;
				myAc2.refresh();
				return myAc2;
			}
			
			private function doIt2(myAc:ArrayCollection) : ArrayCollection {
				var myAc2:ArrayCollection = new ArrayCollection();
				for each (var i:Object in myAc) {
					myAc2.addItem(i);
				}
				myAc2.filterFunction = nameFilter2;
				myAc2.refresh();
				return myAc2;
			}
			
			private function doIt3(myAc:ArrayCollection) : ArrayCollection {
				var myAc2:ArrayCollection = new ArrayCollection();
				for each (var i:Object in myAc) {
					myAc2.addItem(i);
				}
				myAc2.filterFunction = nameFilter3;
				myAc2.refresh();
				return myAc2;
			}
			
			private function nameFilter(item:Object) : Boolean {
			    nameFilterRun++;
					return true;
			}
			
			private function nameFilter2(item:Object) : Boolean {
			    nameFilter2Run++;
				if (item.fname == "Bobby")
					return true;
				else
					return false;
			}
			
			private function nameFilter3(item:Object) : Boolean {
			    nameFilter3Run++;
				if (item.lname == "Bonds")
					return true;
				else
					return false;
			}
			
			
		]]>
	</mx:Script>

	<mx:ArrayCollection id="staff">
		<mx:Object oid="1" fname="Bobby" lname="Clarke" />
		<mx:Object oid="2" fname="Bobby" lname="Bonds" />
		<mx:Object oid="3" fname="Barry" lname="Bonds" />
		<mx:Object oid="4" fname="Barry" lname="Sanders" />
		<mx:Object oid="5" fname="Someone" lname="Else" />
	</mx:ArrayCollection>
	
	<mx:VBox x="10" y="10">
		<mx:DataGrid dataProvider="{doIt(staff)}" editable="true">
			<mx:columns>
				<mx:DataGridColumn headerText="Column 1" dataField="oid"/>
				<mx:DataGridColumn headerText="Column 2" dataField="fname"/>
				<mx:DataGridColumn headerText="Column 3" dataField="lname"/>
			</mx:columns>
		</mx:DataGrid>
	
		<mx:DataGrid dataProvider="{doIt2(staff)}" >
			<mx:columns>
				<mx:DataGridColumn headerText="Column 1" dataField="oid"/>
				<mx:DataGridColumn headerText="Column 2" dataField="fname"/>
				<mx:DataGridColumn headerText="Column 3" dataField="lname"/>
			</mx:columns>
		</mx:DataGrid>
	
		<mx:DataGrid dataProvider="{doIt3(staff)}" >
			<mx:columns>
				<mx:DataGridColumn headerText="Column 1" dataField="oid"/>
				<mx:DataGridColumn headerText="Column 2" dataField="fname"/>
				<mx:DataGridColumn headerText="Column 3" dataField="lname"/>
			</mx:columns>
		</mx:DataGrid>
		
        <mx:HBox><mx:Label text="Name Filter 1: "/><mx:Label text="{nameFilterRun}"/></mx:HBox>
        <mx:HBox><mx:Label text="Name Filter 2: "/><mx:Label text="{nameFilter2Run}"/></mx:HBox>
        <mx:HBox><mx:Label text="Name Filter 3: "/><mx:Label text="{nameFilter3Run}"/></mx:HBox>

    </mx:VBox>
</mx:Application>