mart added a comment.
In https://phabricator.kde.org/D6215#117370, @mart wrote:
> it's maybe due to the layout of actions buttons that changes (in the
notification applet, populatepopup) but this (columnLayout computed height)
doesn't really have effect until it's visible.
in fact, if in the notification applet i do, right before setVisible():
making mainitem visible just before the showevent,
then the look is correct.
if i do that right in the showevent handler, it's too late and i get wrongly
calculate sizes and spurious extra resize events
R242 Plasma Framework (Library)
To: mart, #plasma, davidedmundson
Cc: sebas, hein, davidedmundson, plasma-devel, #frameworks, ZrenBot, spstarr,
progwolff, lesliezhai, ali-mohamed, jensreuterberg, abetts, apol, mart, lukas