Ah yes your rigth!, I only do it by old habit, just making sure :) " I
started with Flex 1.0"
--- In flexcoders@yahoogroups.com, Maciek Sakrejda <[EMAIL PROTECTED]> wrote:
>
> My point is that it's not necessary to set the filterFunction to null.
> Filter functions are not composed (do not "stack"). Try your code with
> the following filterArrayColl:
>
> private function filterArrayColl():void
> {
> foo.filterFunction = fileterFunction;
> foo.refresh();
>
> trace(foo);
>
> foo.filterFunction = fileterFunctionTwoe;;
> foo.refresh();
>
> trace(foo);
> }
>
> It produces the exact same output, even though the filterFunction is not
> reset to null.
>
> --
> Maciek Sakrejda
> Truviso, Inc.
> http://www.truviso.com
>
> -----Original Message-----
> From: Cato Paus <[EMAIL PROTECTED]>
> Reply-To: flexcoders@yahoogroups.com
> To: flexcoders@yahoogroups.com
> Subject: [flexcoders] Re: Help: filterFunction and Dates
> Date: Sun, 26 Oct 2008 09:13:42 -0000
>
> 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 flexcoders@yahoogroups.com, Maciek Sakrejda <msakrejda@>
> 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 <cato1@>
> > Reply-To: flexcoders@yahoogroups.com
> > To: flexcoders@yahoogroups.com
> > 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 flexcoders@yahoogroups.com, "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,
> > >
> >
>
