Hi I'm not sure where you want to go with this sample code, but here is the flex builder code
<?xml version="1.0" encoding="utf-8"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"; layout="absolute"> <mx:Script> <![CDATA[ import mx.utils.ObjectUtil; import mx.collections.ArrayCollection; private var foo:ArrayCollection = new ArrayCollection([1,2,3,4]); private function fileterFunction(item:Object):Boolean { //trace(ObjectUtil.toString(item)); var test:Boolean; if(int(item) %2 ==1){ test = true; }else{ test = false; } return test; } private function fileterFunctionTwoe(item:Object):Boolean { var test:Boolean; if(int(item) %2 ==0){ test = true; }else{ test = false; } return test; } private function filterArrayColl():void { foo.filterFunction = null; foo.refresh(); foo.filterFunction = fileterFunction; foo.refresh(); trace(foo); foo.filterFunction = null; foo.refresh(); foo.filterFunction = fileterFunctionTwoe;; foo.refresh(); trace(foo); } ]]> </mx:Script> <mx:Button click="filterArrayColl();" /> </mx:Application> --- In [email protected], Maciek Sakrejda <[EMAIL PROTECTED]> wrote: > > //Allways set to null first!!!! else you get filter inside > the filter! > myArrayCollection.filterFunction=null; > > Cato, > > Can you give an example of this? I tried the following and > > var foo:ArrayCollection = new ArrayCollection([1,2,3,4]); > trace(foo); > foo.filterFunction = function(num:int):Boolean { > return num % 2 == 1; > }; > foo.refresh(); > trace(foo); > foo.filterFunction = function(num:int):Boolean { > return num % 2 == 0; > }; > foo.refresh(); > trace(foo); > foo.filterFunction = null; > foo.refresh(); > trace(foo); > > --- produces --- > > 1,2,3,4 > (Array)#0 > [0] 1 > [1] 3 > (Array)#0 > [0] 2 > [1] 4 > 1,2,3,4 > > I don't think ListCollectionView composes filterFunctions. > > -- > Maciek Sakrejda > Truviso, Inc. > http://www.truviso.com > > -----Original Message----- > From: Cato Paus <[EMAIL PROTECTED]> > Reply-To: [email protected] > To: [email protected] > Subject: [flexcoders] Re: Help: filterFunction and Dates > Date: Thu, 23 Oct 2008 17:02:27 -0000 > > Hi if you use java as backend do you serilaze the object ? > > if so you can map the date objec to the date object in actionscript and > back.. > > here is a datefilter connetced to a arraycollection. > > public function chkToDay():void > { > //Allways set to null first!!!! else you get filter inside > the filter! > myArrayCollection.filterFunction=null; > myArrayCollection.refresh(); > myArrayCollection.filterFunction=toDayDateFilterFunc; > /* Refresh the collection view to apply the filter. */ > myArrayCollection.refresh(); > } > > and the filter function > > private function toDayDateFilterFunc(item:Object):Boolean > { > var toDay:Date = new Date(); > //item.date is if you have a public var named date in your > DTO(Data Transfer Object) > return item.date== toDay; > } > > Cato > > --- In [email protected], "cox.blair" <blair.cox@> wrote: > > > > Hi everyone, > > > > With the help of another poster I was pointed in the correct direction > > to solve a problem I have: > > > > The two links were helpful: > > > > > http://livedocs.adobe.com/flex/3/html/help.html?content=controls_12.html > > > > > http://blog.flexexamples.com/2008/03/12/using-a-combobox-to-filter-items > \ > -in-a-datagrid-in-flex/ > > > > Based on the above information, I was able to accomplish all my tasks, > > except being able to sort dates. > > > > Problem #1 - How to format the date so that it displays as 2008-10-01. > > I have it all the way up to 2008-10-1. Apparently the 'day' is > > represented as a single digit. That won't work - using a MySQL db. > > > > Problem #2 - I am apparently lacking in my knowledge of ActionScript > > to correctly write the proper script to filter the date. What I can't > > seem to figure out is the correct syntax for working with dates, or > > perhaps simply a string or number containing "-" dashes? > > > > Sorry, I'm not providing code you to ponder over, I really only need a > > reference to start with so I can learn as I go. I've been searching > > but have not been able to locate a reference which deals with sorting > > dates? > > > > Thanks, > > >
