diff options
Diffstat (limited to 'src/plugins/platforms/windows/qwindowsscreen.cpp')
| -rw-r--r-- | src/plugins/platforms/windows/qwindowsscreen.cpp | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/plugins/platforms/windows/qwindowsscreen.cpp b/src/plugins/platforms/windows/qwindowsscreen.cpp index a6e2aabaf0..4d6b822793 100644 --- a/src/plugins/platforms/windows/qwindowsscreen.cpp +++ b/src/plugins/platforms/windows/qwindowsscreen.cpp @@ -68,6 +68,21 @@ static inline QDpi deviceDPI(HDC hdc) return QDpi(GetDeviceCaps(hdc, LOGPIXELSX), GetDeviceCaps(hdc, LOGPIXELSY)); } +#ifndef Q_OS_WINCE + +static inline QDpi monitorDPI(HMONITOR hMonitor) +{ + if (QWindowsContext::shcoredll.isValid()) { + UINT dpiX; + UINT dpiY; + if (SUCCEEDED(QWindowsContext::shcoredll.getDpiForMonitor(hMonitor, 0, &dpiX, &dpiY))) + return QDpi(dpiX, dpiY); + } + return QDpi(0, 0); +} + +#endif // !Q_OS_WINCE + static inline QSizeF deviceSizeMM(const QSize &pixels, const QDpi &dpi) { const qreal inchToMM = 25.4; @@ -110,7 +125,12 @@ BOOL QT_WIN_CALLBACK monitorEnumCallback(HMONITOR hMonitor, HDC, LPRECT, LPARAM HDC hdc = CreateDC(info.szDevice, NULL, NULL, NULL); #endif if (hdc) { +#ifndef Q_OS_WINCE + const QDpi dpi = monitorDPI(hMonitor); + data.dpi = dpi.first ? dpi : deviceDPI(hdc); +#else data.dpi = deviceDPI(hdc); +#endif data.depth = GetDeviceCaps(hdc, BITSPIXEL); data.format = data.depth == 16 ? QImage::Format_RGB16 : QImage::Format_RGB32; data.physicalSizeMM = QSizeF(GetDeviceCaps(hdc, HORZSIZE), GetDeviceCaps(hdc, VERTSIZE)); |