diff options
Diffstat (limited to 'src/gui/image')
-rw-r--r-- | src/gui/image/qicon.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/gui/image/qicon.cpp b/src/gui/image/qicon.cpp index 0fe4cd45cb..84e387e317 100644 --- a/src/gui/image/qicon.cpp +++ b/src/gui/image/qicon.cpp @@ -190,7 +190,12 @@ QPixmapIconEngine::~QPixmapIconEngine() void QPixmapIconEngine::paint(QPainter *painter, const QRect &rect, QIcon::Mode mode, QIcon::State state) { - QSize pixmapSize = rect.size() * qt_effective_device_pixel_ratio(0); + qreal dpr = 1.0; + if (QCoreApplication::testAttribute(Qt::AA_UseHighDpiPixmaps)) { + auto paintDevice = painter->device(); + dpr = paintDevice ? paintDevice->devicePixelRatioF() : qApp->devicePixelRatio(); + } + const QSize pixmapSize = rect.size() * dpr; QPixmap px = pixmap(pixmapSize, mode, state); painter->drawPixmap(rect, px); } |