4 files changed, 9 insertions, 8 deletions
diff --git a/src/gui/kernel/qguiapplication.cpp b/src/gui/kernel/qguiapplication.cpp
index 2e050572c1a..c5e7fb523d1 100644
--- a/src/gui/kernel/qguiapplication.cpp
+++ b/src/gui/kernel/qguiapplication.cpp
@@ -216,11 +216,6 @@ static inline void clearFontUnlocked()
     QGuiApplicationPrivate::app_font = 0;
 }
 
-static inline bool isPopupWindow(const QWindow *w)
-{
-    return (w->flags() & Qt::WindowType_Mask) == Qt::Popup;
-}
-
 // Geometry specification for top level windows following the convention of the
 // -geometry command line arguments in X11 (see XParseGeometry).
 struct QWindowGeometrySpecification
@@ -672,7 +667,7 @@ static void updateBlockedStatusRecursion(QWindow *window, bool shouldBeBlocked)
 void QGuiApplicationPrivate::updateBlockedStatus(QWindow *window)
 {
     bool shouldBeBlocked = false;
-    if (!isPopupWindow(window) && !self->modalWindowList.isEmpty())
+    if (!QWindowPrivate::get(window)->isPopup() && !self->modalWindowList.isEmpty())
         shouldBeBlocked = self->isWindowBlocked(window);
     updateBlockedStatusRecursion(window, shouldBeBlocked);
 }
@@ -682,7 +677,7 @@ void QGuiApplicationPrivate::showModalWindow(QWindow *modal)
     self->modalWindowList.prepend(modal);
 
     // Send leave for currently entered window if it should be blocked
-    if (currentMouseWindow && !isPopupWindow(currentMouseWindow)) {
+    if (currentMouseWindow && !QWindowPrivate::get(currentMouseWindow)->isPopup()) {
         bool shouldBeBlocked = self->isWindowBlocked(currentMouseWindow);
         if (shouldBeBlocked) {
             // Remove the new window from modalWindowList temporarily so leave can go through
diff --git a/src/gui/kernel/qwindow_p.h b/src/gui/kernel/qwindow_p.h
index ea0bb75d85f..40f23b1c36e 100644
--- a/src/gui/kernel/qwindow_p.h
+++ b/src/gui/kernel/qwindow_p.h
@@ -137,6 +137,10 @@ public:
 
     virtual void clearFocusObject();
 
+    bool isPopup() const { return (windowFlags & Qt::WindowType_Mask) == Qt::Popup; }
+
+    static QWindowPrivate *get(QWindow *window) { return window->d_func(); }
+
     QWindow::SurfaceType surfaceType;
     Qt::WindowFlags windowFlags;
     QWindow *parentWindow;
diff --git a/src/widgets/kernel/qapplication.cpp b/src/widgets/kernel/qapplication.cpp
index 6df1d735a1f..9abec13b5be 100644
--- a/src/widgets/kernel/qapplication.cpp
+++ b/src/widgets/kernel/qapplication.cpp
@@ -64,6 +64,7 @@
 #include <QtWidgets/qgraphicsproxywidget.h>
 #include <QtGui/qstylehints.h>
 #include <QtGui/qinputmethod.h>
+#include <QtGui/private/qwindow_p.h>
 #include <qpa/qplatformtheme.h>
 #ifndef QT_NO_WHATSTHIS
 #include <QtWidgets/QWhatsThis>
@@ -2489,7 +2490,7 @@ bool QApplicationPrivate::isWindowBlocked(QWindow *window, QWindow **blockingWin
     }
     QWidget *popupWidget = QApplication::activePopupWidget();
     QWindow *popupWindow = popupWidget ? popupWidget->windowHandle() : 0;
-    if (popupWindow == window) {
+    if (popupWindow == window || (!popupWindow && QWindowPrivate::get(window)->isPopup())) {
         *blockingWindow = 0;
         return false;
     }
diff --git a/src/widgets/kernel/qwidgetwindow.cpp b/src/widgets/kernel/qwidgetwindow.cpp
index d40fc84d778..7b52638e28e 100644
--- a/src/widgets/kernel/qwidgetwindow.cpp
+++ b/src/widgets/kernel/qwidgetwindow.cpp
@@ -403,6 +403,7 @@ void QWidgetWindow::handleMouseEvent(QMouseEvent *event)
             QGuiApplicationPrivate::setMouseEventSource(&e, QGuiApplicationPrivate::mouseEventSource(event));
             e.setTimestamp(event->timestamp());
             QApplicationPrivate::sendMouseEvent(receiver, &e, alien, m_widget, &qt_button_down, qt_last_mouse_receiver);
+            qt_last_mouse_receiver = receiver;
         } else {
             // close disabled popups when a mouse button is pressed or released
             switch (event->type()) {