Re: Watching a variable (array) for change

[Bruce Steers <bsteers4@xxxxxxxxx>]

On Thu, 29 Oct 2026 at 06:43, BB <adamnt42@xxxxxxxxx> wrote:

> On 26/10/26 7:21 am, Bruce Steers wrote:
>
>
> Is is possible to watch a variable for changes?
>
> I'm trying to do something with TextEditor that reacts when a procedure
> Limit is Collapsed / Expanded
> I've managed to get something working when mouse clicks do it but there's
> other ways to collapse/expand limits too so looking for a simpler way.
>
> I can get a pointer to the TextEditor $aFold variable via the
> TextEditor._GetFolding() method but is there a way to monitor an Array and
> react to any changes?
>
> I've removed an adapted gb.form.editor source from my program and and
> trying to replace all my mods via auto-inheritance of the main component
> instead.
>
> I did have a TextEditor Fold event that triggered when a procedure was
> folded/expanded. I'm trying to emulate that.
> Having the Fold event added to master would be good but won't really help
> me with backward compatibility so i'm looking for a workaround.
>
> Respects
> BruceS
>
> This is not easy. I have been digging down into it and trying to find a
> way to raise a signal where an address is written to at the OS level. It is
> not an easy thing to do, in fact it may be impossible.
>
> But it has been a bit of a poser to be sure.
>
> hmmm
>
> b
>

Thanks for looking into it.

I gave up and imported gb.form.editor into my project again.
There's a number of other things i want to modify that make Inheritance not
quite up to the task.

Respects
BruceS