2 files changed, 15 insertions, 0 deletions
diff --git a/src/widgets/widgets/qcombobox.cpp b/src/widgets/widgets/qcombobox.cpp
index 1338a496e6..9afb4b3ae6 100644
--- a/src/widgets/widgets/qcombobox.cpp
+++ b/src/widgets/widgets/qcombobox.cpp
@@ -428,6 +428,20 @@ void QComboBoxPrivateContainer::resizeEvent(QResizeEvent *e)
     QFrame::resizeEvent(e);
 }
 
+void QComboBoxPrivateContainer::paintEvent(QPaintEvent *e)
+{
+    QStyleOptionComboBox cbOpt = comboStyleOption();
+    if (combo->style()->styleHint(QStyle::SH_ComboBox_Popup, &cbOpt, combo)
+            && mask().isEmpty()) {
+        QStyleOption opt;
+        opt.initFrom(this);
+        QPainter p(this);
+        style()->drawPrimitive(QStyle::PE_PanelMenu, &opt, &p, this);
+    }
+
+    QFrame::paintEvent(e);
+}
+
 void QComboBoxPrivateContainer::leaveEvent(QEvent *)
 {
 // On Mac using the Mac style we want to clear the selection
diff --git a/src/widgets/widgets/qcombobox_p.h b/src/widgets/widgets/qcombobox_p.h
index 835bbf866e..3f75a357e4 100644
--- a/src/widgets/widgets/qcombobox_p.h
+++ b/src/widgets/widgets/qcombobox_p.h
@@ -248,6 +248,7 @@ protected:
     void timerEvent(QTimerEvent *timerEvent) override;
     void leaveEvent(QEvent *e) override;
     void resizeEvent(QResizeEvent *e) override;
+    void paintEvent(QPaintEvent *e) override;
     QStyleOptionComboBox comboStyleOption() const;
 
 Q_SIGNALS: