> btw duplicating an Array using concat() did not work unfortunately as
> (adobe doc quote) 'changes are still made to both arrays. So I used
> (adobe docs):
>
> private function clone( source:Object ):*
> {
> var myBA:ByteArray = new ByteArray();
>
> myBA.writeObject( source );
> myBA.position = 0;
>
> return( myBA.readObject() );
> }
>ObjectUtil.copy works well for a deep copy. -TH --- In [email protected], Simon Bailey <si...@...> wrote: > > Ok, my apologies for the irritating vagueness in my explanation: > > What I am trying to do is populate 2 grids using an array of value > objects. > Each grid uses various properties of the said value objects, some > different and some the same. > I have a custom render which extends checkbox and thus displays > checkboxes throughout the grids. > I simply want to be able to select ONE checkbox in each grid. > If a check box in one grid is selected and its row is different to the > currently selected check box in the second grid, I will be aiming to > then: > > 1) Deselect the check box in the second grid. > 2) Highlight the row in the second grid to match the newly selected > row in the first grid. > > For this to happen I have followed the typical route i.e. have as much > of the handling of the check box selections within the renderer itself > and driven from the data property e.g. > > override public function set data(value:Object):void > { > if( value != null ) > { > super.data = value; > > selected = ( data.column == listData.columnIndex && > data.row == listData.rowIndex ) ? > data.selected : false; > } > } > > override protected function clickHandler(event:MouseEvent):void > { > super.clickHandler(event); > > data.selected = selected; > data.row = listData.rowIndex; > data.column = listData.columnIndex; > > ( listData.owner as CustomGrid ).invalidateList(); > IList(DataGrid(owner).dataProvider).itemUpdated(data); > } > > btw duplicating an Array using concat() did not work unfortunately as > (adobe doc quote) 'changes are still made to both arrays. So I used > (adobe docs): > > private function clone( source:Object ):* > { > var myBA:ByteArray = new ByteArray(); > > myBA.writeObject( source ); > myBA.position = 0; > > return( myBA.readObject() ); > } > > On 29 Dec 2008, at 20:25, Tracy Spratt wrote: > > > > > We need a little more functional description than, "a custom > > renderer and all that jazz". Exactly what are you trying to show/do? > > > > Tracy > > > > > > > > From: [email protected] [mailto:[email protected]] > > On Behalf Of Simon Bailey > > Sent: Monday, December 29, 2008 3:01 PM > > To: [email protected] > > Subject: Re: [flexcoders] Re: 2 Datagrid issue > > > > > > > > Ok I am a numbnut! Rsolved through 2 seperate arrays, into two > > seperate arraycollections! > > > > > > > > I must add that if the 2 Array sources are different I then result > > in the issue of multiple selections (CheckBox) on row and in > > column. Are there any suggestions on how to overcome this? > > > > > > > > On 29 Dec 2008, at 19:24, Tim Hoff wrote: > > > > > > > > > > > > Are the 2 ArrayCollections using the same source array by any chance? > > > > -TH > > > > --- In [email protected], "Tracy Spratt" tspratt@ wrote: > > > > > > Probably, but we'll need to see a bit of the relevant code. Start > > with > > > the DataGrid declaration mxml and the change handler function. > > > > > > > > > > > > Tracy > > > > > > > > > > > > ________________________________ > > > > > > From: [email protected] [mailto:[email protected]] > > On > > > Behalf Of Simon Bailey > > > Sent: Monday, December 29, 2008 1:37 PM > > > To: [email protected] > > > Subject: [flexcoders] 2 Datagrid issue > > > > > > > > > > > > Hi, > > > > > > I have 2 DataGrids working with a custom renderer and all that jazz > > > but 2 seperate ArrayCollections as data provider. On select of an > > > item in one grid I set the data['selected'] property accordingly and > > > call an itemUpdated in the ArrayCollection. Can anyone think why a > > > selection in one grid is also selecting an item in the second grid? > > > > > > > > > > > > > > > >
