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QAbstractFileIconEngine: store pixmaps with correct key

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QAbstractFileIconEngine stores the generated pixmap in a QPixmapCache
with the size as key. This is wrong as the size is multiplied by the
current devicePixelRatio so this has to be done also for the key.

Change-Id: I6d8ceedc950d23abf9c4d79d92e86848b9508c9b
Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io>
(cherry picked from commit 83ff179f85559af880d28d7832d44f95c5ce9616)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
(cherry picked from commit da4e9b7637f3ac71397c91109c460ca781abbc7a)
This commit is contained in:
Christian Ehrlicher 2024-12-25 14:22:14 +01:00 committed by Qt Cherry-pick Bot
parent b086e31bbd
commit 02b165f1fa
1 changed files with 1 additions and 1 deletions
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2
src/gui/image/qabstractfileiconengine.cpp
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@ -44,7 +44,7 @@ QPixmap QAbstractFileIconEngine::scaledPixmap(const QSize &size, QIcon::Mode mod
if (key.isEmpty()) if (key.isEmpty())
return filePixmap(size * scale, mode, state); return filePixmap(size * scale, mode, state);
key += u'_' + QString::number(size.width()); key += u'_' + QString::number(size.width() * scale);
QPixmap result; QPixmap result;
if (!QPixmapCache::find(key, &result)) { if (!QPixmapCache::find(key, &result)) {