Václav Slavík

Another I think related report from @przemo20 is that scrolling lags (see https://youtu.be/YjkNZ3N5baM) — I think it’s all the same underlying performance problem with `wxDataViewCtrl`, so adding it here.

Can you share some information about your hardware, w.r.t. CPU performance and screen resolution? I can’t see it, or any lagging when scrolling with mouse, here (Control Panel, Keyboard, Repeat...

Notes to self: - [x] Apparently, wxDVC resorts (which is fortunately noop in Poedit’s case) and repaints the entire window every time any change is made. This is a major...

Is any difference noticeable in [this test build](https://jumpshare.com/v/Kmw3zmGDpxt10o8bkvq2) while deleting (shouldn’t affect scrolling perf)?

@ItielMaN Sorry, I no longer remember what that was about, and can't find any related work-in-progress in my local tree. So presumably whatever this was was already merged or discarded...

> Do you have an explanation for that? No, but it's a useful observation, thanks! (Would be useful to have that specific file in its specific state shown above.) >...

Bitmap rendering is indeed expensive in wxDVC if the bitmaps have alpha channel: around 40% of time is spent in it here! It's due to the need to do repeated...

How's [this build](https://jumpshare.com/v/MQEtwRhynE3Cmcmql8Tg)?

This menu is created by Windows' text control and can't be directly controlled or even modified (hence the lack of other edit items in it that you would normally see),...

> rolling out my own spellchecker… That (i.e. using `ISpellChecker` services, but rendering the underlining manually) would probably solve other issues with this menu (), though, would allow merging it...