Merge remote-tracking branch 'origin/5.12' into 5.13

Change-Id: Id3d16035c9692af42e9c1bf512218f3c836ae2eb

1 files changed, 10 insertions, 2 deletions

diff --git a/src/gui/kernel/qwindow.cpp b/src/gui/kernel/qwindow.cpp
index 476a7f2ffb..0f62fb375b 100644
--- a/src/gui/kernel/qwindow.cpp
+++ b/src/gui/kernel/qwindow.cpp
@@ -1682,9 +1682,9 @@ void QWindow::setGeometry(const QRect &rect)
   chicken and egg problem here: we cannot convert to native coordinates
   before we know which screen we are on.
 */
-QScreen *QWindowPrivate::screenForGeometry(const QRect &newGeometry)
+QScreen *QWindowPrivate::screenForGeometry(const QRect &newGeometry) const
 {
-    Q_Q(QWindow);
+    Q_Q(const QWindow);
     QScreen *currentScreen = q->screen();
     QScreen *fallback = currentScreen;
     QPoint center = newGeometry.center();
@@ -2554,6 +2554,10 @@ QPoint QWindow::mapToGlobal(const QPoint &pos) const
         && (d->platformWindow->isForeignWindow() || d->platformWindow->isEmbedded())) {
         return QHighDpi::fromNativeLocalPosition(d->platformWindow->mapToGlobal(QHighDpi::toNativeLocalPosition(pos, this)), this);
     }
+
+    if (QHighDpiScaling::isActive())
+        return QHighDpiScaling::mapPositionToGlobal(pos, d->globalPosition(), this);
+
     return pos + d->globalPosition();
 }
 
@@ -2574,6 +2578,10 @@ QPoint QWindow::mapFromGlobal(const QPoint &pos) const
         && (d->platformWindow->isForeignWindow() || d->platformWindow->isEmbedded())) {
         return QHighDpi::fromNativeLocalPosition(d->platformWindow->mapFromGlobal(QHighDpi::toNativeLocalPosition(pos, this)), this);
     }
+
+    if (QHighDpiScaling::isActive())
+        return QHighDpiScaling::mapPositionFromGlobal(pos, d->globalPosition(), this);
+
     return pos - d->globalPosition();
 }