The examples on my blog extend DataGridColumn to add a place for the renderer to store things
________________________________ From: [email protected] [mailto:[EMAIL PROTECTED] On Behalf Of markgoldin_2000 Sent: Tuesday, May 06, 2008 3:28 PM To: [email protected] Subject: [flexcoders] Re: Strange behavior But I am using checkbox (is that what you meant?) in the header. Does it have any kind of data to base the checkbox's state on? --- In [email protected] <mailto:flexcoders%40yahoogroups.com> , "Alex Harui" <[EMAIL PROTECTED]> wrote: > > If you look at the comboboxheaderrenderer example you'll see that it > always pulls its data from the column so the renderer can be recycled or > recreated. It does not store state within itself > > > > ________________________________ > > From: [email protected] <mailto:flexcoders%40yahoogroups.com> [mailto:[email protected] <mailto:flexcoders%40yahoogroups.com> ] On > Behalf Of markgoldin_2000 > Sent: Tuesday, May 06, 2008 3:17 PM > To: [email protected] <mailto:flexcoders%40yahoogroups.com> > Subject: [flexcoders] Re: Strange behavior > > > > I see. I am looking into your blog to find the answer but I can't > find it. Could you please help me to understand what do I do with > recycling problem? > > Thanks alot. > > --- In [email protected] <mailto:flexcoders%40yahoogroups.com> <mailto:flexcoders% 40yahoogroups.com> > , "Alex Harui" <aharui@> wrote: > > > > Even headerRenderers get recycled. > > > > > > > > ________________________________ > > > > From: [email protected] <mailto:flexcoders%40yahoogroups.com> <mailto:flexcoders% 40yahoogroups.com> > > [mailto:[email protected] <mailto:flexcoders%40yahoogroups.com> <mailto:flexcoders% 40yahoogroups.com> > ] On > > Behalf Of markgoldin_2000 > > Sent: Tuesday, May 06, 2008 2:23 PM > > To: [email protected] <mailto:flexcoders%40yahoogroups.com> <mailto:flexcoders% 40yahoogroups.com> > > Subject: [flexcoders] Strange behavior > > > > > > > > I am trying to implement a checkbox as a headerRenderer: > > public class CheckBoxHeaderRenderer extends CheckBox > > { > > private var _parentGrid:DataGrid = new DataGrid(); > > public function CheckBoxHeaderRenderer() > > { > > super(); > > selected = true; > > addEventListener("click", clickHandler); > > } > > override protected function clickHandler > > (event:MouseEvent):void > > { > > super.clickHandler(event); > > parentGrid.dataProvider[0].processorder = 10; > > } > > public function set parentGrid(value:DataGrid):void > > { > > _parentGrid = value; > > } > > public function get parentGrid():DataGrid > > { > > return _parentGrid; > > } > > } > > That works fine except that when I click on a checkbox it does not > > lose it "check" mark. Commenting out: > > parentGrid.dataProvider[0].processorder = 10; > > will resore checkbox's behavior. What am I missing? > > > > Thanks > > >
