Set the properties of object, as shown below.
var col:Object = new DataGridColumn("bool");
col.headerText = "foo";
col.width = 100;
dg.addColumnAt(0, col);
-abdul
-----Original Message-----
From: [email protected] [mailto:[EMAIL PROTECTED] On
Behalf Of yaagcur
Sent: Wednesday, October 12, 2005 11:13 AM
To: [email protected]
Subject: [flexcoders] Re: Hiding a datgrid column
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
>
>
>
>
>
>
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