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-rw-r--r--src/gui/image/qicon.cpp7
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);
}