Input: Convert QScreen geometry to native pixels

Low-level input handling uses the native coordinate
system and the (device independent) coordinates from
QScreen needs to be converted.

Change-Id: I501dc77f5e51be01a42e533cd0609e069b8d228b
Reviewed-by: J-P Nurmi <jpnurmi@theqtcompany.com>
Reviewed-by: Morten Johan Sørvig <morten.sorvig@theqtcompany.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/src/platformsupport/input/evdevmouse/qevdevmousemanager.cpp b/src/platformsupport/input/evdevmouse/qevdevmousemanager.cpp
index 805397f021..68db0b26ba 100644
--- a/src/platformsupport/input/evdevmouse/qevdevmousemanager.cpp
+++ b/src/platformsupport/input/evdevmouse/qevdevmousemanager.cpp
@@ -41,6 +41,7 @@
 #include <QtPlatformSupport/private/qdevicediscovery_p.h>
 #include <private/qguiapplication_p.h>
 #include <private/qinputdevicemanager_p_p.h>
+#include <private/qhighdpiscaling_p.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -106,7 +107,8 @@ QEvdevMouseManager::~QEvdevMouseManager()
 void QEvdevMouseManager::clampPosition()
 {
     // clamp to screen geometry
-    QRect g = QGuiApplication::primaryScreen()->virtualGeometry();
+    QScreen *primaryScreen = QGuiApplication::primaryScreen();
+    QRect g = QHighDpi::toNativePixels(primaryScreen->virtualGeometry(), primaryScreen);
     if (m_x + m_xoffset < g.left())
         m_x = g.left() - m_xoffset;
     else if (m_x + m_xoffset > g.right())