diff options
Diffstat (limited to 'src/plugins/platforms/windows/qwindowsscreen.cpp')
| -rw-r--r-- | src/plugins/platforms/windows/qwindowsscreen.cpp | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/plugins/platforms/windows/qwindowsscreen.cpp b/src/plugins/platforms/windows/qwindowsscreen.cpp index e6abfb2403..de4ef79b81 100644 --- a/src/plugins/platforms/windows/qwindowsscreen.cpp +++ b/src/plugins/platforms/windows/qwindowsscreen.cpp @@ -172,6 +172,7 @@ static inline WindowsScreenDataList monitorData() return result; } +#ifndef QT_NO_DEBUG_STREAM static QDebug operator<<(QDebug dbg, const QWindowsScreenData &d) { QDebugStateSaver saver(dbg); @@ -192,6 +193,7 @@ static QDebug operator<<(QDebug dbg, const QWindowsScreenData &d) dbg << " lock screen"; return dbg; } +#endif // !QT_NO_DEBUG_STREAM // Return the cursor to be shared by all screens (virtual desktop). static inline QSharedPointer<QPlatformCursor> sharedCursor() @@ -278,8 +280,11 @@ QWindow *QWindowsScreen::windowAt(const QPoint &screenPoint, unsigned flags) qreal QWindowsScreen::pixelDensity() const { - const qreal physicalDpi = m_data.geometry.width() / m_data.physicalSizeMM.width() * qreal(25.4); - return qRound(physicalDpi / 96); + // QTBUG-49195: Use logical DPI instead of physical DPI to calculate + // the pixel density since it is reflects the Windows UI scaling. + // High DPI auto scaling should be disabled when the user chooses + // small fonts on a High DPI monitor, resulting in lower logical DPI. + return qRound(logicalDpi().first / 96); } /*! |