> On Dec. 22, 2015, 11:59 a.m., David Edmundson wrote: > > src/declarativeimports/core/iconitem.cpp, line 406 > > <https://git.reviewboard.kde.org/r/126466/diff/1/?file=425194#file425194line406> > > > > One of the (albeit extremely flimsy) arguments to a timer is changing > > both the width and height means we do a loadPixmap twice. > > > > Could we move: > > const int iconSize = > > Units::roundToIconSize(qMin(boundingRect().size().width(), > > boundingRect().size().height())); > > > > to be a member var outside loadPixmap and only call loadPixmap if that > > acutally changes? > > Marco Martin wrote: > yes, the timer was put there to avoid two loadpixmap in geometry changes. > the change you propose (David) would indeed avoid many of those duplicate > kloadPixmap, especially during scalid up. > perhaps there would still be some problem while scalig down? > ie the icon is 40x40 > width gets set to 28 -> 28x28 pixmap loaded > height gets set to 16 -> 16x16 pixmap gets loaded immediately after
we could move the actual loading into update() ? By then all QML processing for that frame has finished. - David ----------------------------------------------------------- This is an automatically generated e-mail. To reply, visit: https://git.reviewboard.kde.org/r/126466/#review89900 ----------------------------------------------------------- On Dec. 22, 2015, 3:17 a.m., Eike Hein wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://git.reviewboard.kde.org/r/126466/ > ----------------------------------------------------------- > > (Updated Dec. 22, 2015, 3:17 a.m.) > > > Review request for Plasma and David Edmundson. > > > Bugs: 345545 > http://bugs.kde.org/show_bug.cgi?id=345545 > > > Repository: plasma-framework > > > Description > ------- > > This timer seems to exist purely to delay loading the pixmap for the purpose > of "hey, maybe it will work later ..." when it's not actually needed thanks > to QQmlParserStatus. Dropping it brings speed up to par with QIconItem and > fixes various icon flicker around Plasma, in particular in the Task Manager: > When swapping out a launcher delegate for a task delegate, or when swapping > out delegates during virtual desktop switches. > > > Diffs > ----- > > src/declarativeimports/core/iconitem.cpp e260487 > > Diff: https://git.reviewboard.kde.org/r/126466/diff/ > > > Testing > ------- > > > Thanks, > > Eike Hein > >
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