[Interest] how to get 3 pixel focus ring?

i have an example project (see below), that tries 6 different implementations, attempts to make the focus ring 3 pix wide. None of them work on windows, and only one of them PARTIALLY works on mac. What i want is the style you get around a text edit on mac, but i want that style on ALL widgets,

Re: [Interest] Models and aborting structural changes

On 6/4/20 5:00 AM, Jonathan Purol wrote: I understand your problem. I've not been in your situation, but how about - Change server to emit before and after events, plus a cancel event. - Upon receiving a before event, call beginInsertRows, - Upon receiving an after event, call endInsertRows,