D10538: Micro-optimise screenpool event filter by caching xcb extension offset

[David Edmundson]

davidedmundson added a comment.


  In D10538#206858 <https://phabricator.kde.org/D10538#206858>, @mart wrote:
  
  > since the two watched things are screen added and primary screen changed, couldn't the signals be used instead?
  >  i vaguely remember back when i implemented it something about the signals arriving "too late", may this be correct? (and if so, it should go in the comments)
  
  
  You do have a comment :)
  
  // we don't have any signal about it, the primary screen changes but we have the same old QScreen* getting recycled

REPOSITORY
  R120 Plasma Workspace

REVISION DETAIL
  https://phabricator.kde.org/D10538

To: davidedmundson, #plasma, broulik
Cc: mart, broulik, plasma-devel, ZrenBot, progwolff, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol
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