Thanks guys. All your points were very helpful One more thing. If I use Deepa's solution how do I change the attributes of the column e.g headertext, width
--- In [email protected], "Abdul Qabiz" <[EMAIL PROTECTED]> wrote: > > Performance wise, removing the DataGrid column, as Deepa showed, might > be relatively more efficient. Where as having column with zero-width > might still take memory.. > > > -----Original Message----- > From: [email protected] [mailto:[EMAIL PROTECTED] On > Behalf Of Tracy Spratt > Sent: Tuesday, October 11, 2005 5:24 PM > To: [email protected] > Subject: RE: [flexcoders] Hiding a datgrid column > > As I recall, setting a column's width to zero works pretty well for > hiding it. I haven't tried this recently. > > Tracy > > -----Original Message----- > From: [email protected] [mailto:[EMAIL PROTECTED] On > Behalf Of Deepa Subramaniam > Sent: Tuesday, October 11, 2005 6:54 PM > To: [email protected] > Subject: RE: [flexcoders] Hiding a datgrid column > > Yes - You would want to do listen to your checkbox's click event and > then programmatically add or remove columns by using the API provided by > the DataGrid component. > > Below is something very simple and not too reusable, but you get the > point.. > > <mx:Script> > import mx.controls.gridclasses.*; > > var dp:Array = [{label:"label1", data:"data", bool:true}, > {label:"label2", data:"data", bool:true}, {label:"label3", data:"data", > bool:false}, {label:"label4", data:"data", bool:false}]; > > public function changeDGCols(e):Void > { > if (e.target.selected) > { > var col:Object = new DataGridColumn("bool"); > dg.addColumnAt(0, col); > } > if (!e.target.selected) > { > dg.removeColumnAt(0); > } > } > </mx:Script> > <mx:CheckBox label="show boolean column" click="changeDGCols(event);"/> > <mx:DataGrid id="dg" dataProvider="{dp}" width="200"> > <mx:columns> > <mx:Array> > <mx:DataGridColumn columnName="label" /> > </mx:Array> > </mx:columns> > </mx:DataGrid> > > -deepa > > -----Original Message----- > From: [email protected] [mailto:[EMAIL PROTECTED] On > Behalf Of yaagcur > Sent: Tuesday, October 11, 2005 2:20 PM > To: [email protected] > Subject: [flexcoders] Hiding a datgrid column > > Is there any wasy that a user can determine which columns are shown > in a datagrid via, say, a check box control > > > > > > > -- > Flexcoders Mailing List > FAQ: http://groups.yahoo.com/group/flexcoders/files/flexcodersFAQ.txt > Search Archives: > http://www.mail-archive.com/flexcoders%40yahoogroups.com > Yahoo! Groups Links > > > > > > > > > > > > -- > Flexcoders Mailing List > FAQ: http://groups.yahoo.com/group/flexcoders/files/flexcodersFAQ.txt > Search Archives: > http://www.mail-archive.com/flexcoders%40yahoogroups.com > Yahoo! Groups Links > > > > > > > > > > > > > -- > Flexcoders Mailing List > FAQ: http://groups.yahoo.com/group/flexcoders/files/flexcodersFAQ.txt > Search Archives: > http://www.mail-archive.com/flexcoders%40yahoogroups.com > Yahoo! Groups Links > ------------------------ Yahoo! Groups Sponsor --------------------~--> Most low income households are not online. Help bridge the digital divide today! http://us.click.yahoo.com/cd_AJB/QnQLAA/TtwFAA/nhFolB/TM --------------------------------------------------------------------~-> -- Flexcoders Mailing List FAQ: http://groups.yahoo.com/group/flexcoders/files/flexcodersFAQ.txt Search Archives: http://www.mail-archive.com/flexcoders%40yahoogroups.com Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/flexcoders/ <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
