[LyX/master] Move handling of LFUN_COPY to BufferView

[Jean-Marc Lasgouttes]

Le 08/01/2021 à 22:44, Kornel Benko a écrit :
> Am Fri, 8 Jan 2021 21:27:28 +0100
> schrieb Jean-Marc Lasgouttes <lasgouttes at lyx.org>:
> 
>> Le 08/01/2021 à 19:59, Kornel Benko a écrit :
>>> Thanks, works nice. The same issue is also still in display of 'Table of Contents'.
>>>
>>> Would you mind to check this too? Nonetheless, the situation now is much better
>>> with your change.
> 
> Yes,
> Open Table of Contents
> click there on chapter (or section or subsection, ...)
> ==> TOC will be rebuild 3 to 4 times. The effect is awkward flickering of TOC
> 
> This is with QT 5.9.5.
> Compiled with QT4.8 ==> no such effect (no visible rebuild, no flicker)
> (Just rechecked)

Oh, so it is the same issue but totally different :) I can take a look, 
but I have more at ease with weirdness in our code than weirdness in Qt.

JMarc