3 files changed, 14 insertions, 0 deletions
diff --git a/src/plugins/platforms/cocoa/qnsview.h b/src/plugins/platforms/cocoa/qnsview.h
index ca2a15a1cc..403f8dc78a 100644
--- a/src/plugins/platforms/cocoa/qnsview.h
+++ b/src/plugins/platforms/cocoa/qnsview.h
@@ -93,6 +93,8 @@ QT_END_NAMESPACE
 - (BOOL)hasMask;
 - (BOOL)isOpaque;
 
+- (void)convertFromScreen:(NSPoint)mouseLocation toWindowPoint:(QPointF *)qtWindowPoint andScreenPoint:(QPointF *)qtScreenPoint;
+
 - (void)resetMouseButtons;
 
 - (void)handleMouseEvent:(NSEvent *)theEvent;
diff --git a/src/plugins/platforms/cocoa/qnswindowdelegate.h b/src/plugins/platforms/cocoa/qnswindowdelegate.h
index 06e11fffbb..5717551cc3 100644
--- a/src/plugins/platforms/cocoa/qnswindowdelegate.h
+++ b/src/plugins/platforms/cocoa/qnswindowdelegate.h
@@ -53,6 +53,7 @@
 
 - (id)initWithQCocoaWindow: (QCocoaWindow *) cocoaWindow;
 
+- (void)windowDidBecomeKey:(NSNotification *)notification;
 - (void)windowDidResize:(NSNotification *)notification;
 - (void)windowDidMove:(NSNotification *)notification;
 - (void)windowWillMove:(NSNotification *)notification;
diff --git a/src/plugins/platforms/cocoa/qnswindowdelegate.mm b/src/plugins/platforms/cocoa/qnswindowdelegate.mm
index 10536bd5f4..c9b3d69381 100644
--- a/src/plugins/platforms/cocoa/qnswindowdelegate.mm
+++ b/src/plugins/platforms/cocoa/qnswindowdelegate.mm
@@ -56,6 +56,17 @@
     return self;
 }
 
+- (void)windowDidBecomeKey:(NSNotification *)notification
+{
+    Q_UNUSED(notification);
+    if (m_cocoaWindow->m_windowUnderMouse) {
+        QPointF windowPoint;
+        QPointF screenPoint;
+        [m_cocoaWindow->m_qtView convertFromScreen:[NSEvent mouseLocation] toWindowPoint:&windowPoint andScreenPoint:&screenPoint];
+        QWindowSystemInterface::handleEnterEvent(m_cocoaWindow->m_enterLeaveTargetWindow, windowPoint, screenPoint);
+    }
+}
+
 - (void)windowDidResize:(NSNotification *)notification
 {
     Q_UNUSED(notification);