Call methods to closed window

[Reg Paling]

Hi Kim,

You could try   If  iCallBack.$setAttachments.$cando()   which may or may
not work in that context, i guess.

Kind regards,
Reg

On Wed, Mar 22, 2023 at 8:30 PM <kim at martel.com.au> wrote:

> In OS10.2 I have a problem when I try to call back a method (item
> reference)
> in a window that has closed it causes code to stop and in run time closes
> all windows with error
>
>
>
> Do iCallBack.$setAttachments() Returns #F
>
> Close window instance [$cwind().$name]
>
>
>
> Where iCallBack is item reference to window instance.
>
>
>
> Normally window is open so no problem.  If window is closed accidently the
> active window cannot call method the method before it closes.
>
>
>
> I can avoid this by testing if window instance is still open before calling
> the method.
>
>
>
> Can you calculate a character from an item reference so you can then
> calculate the iwindow name.
>
>
>
> iCallBack = Reference to $root.$iwindows.wExam_633
>
>
>
> If I can calculate a character as wExam_633 I could test to see if Window
> is
> open before calling method to prevent the error
>
>
>
> OR is there another better way
>
>
>
> Regards
>
> Kim Martel
>
>
>
>
>
>
>
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