1 files changed, 10 insertions, 6 deletions
diff --git a/src/widgets/accessible/qaccessiblewidget.cpp b/src/widgets/accessible/qaccessiblewidget.cpp
index a55bf1106a..1a7372728d 100644
--- a/src/widgets/accessible/qaccessiblewidget.cpp
+++ b/src/widgets/accessible/qaccessiblewidget.cpp
@@ -362,7 +362,7 @@ QAccessibleInterface *QAccessibleWidget::child(int index) const
     QWidgetList childList = childWidgets(widget());
     if (index >= 0 && index < childList.size())
         return QAccessible::queryAccessibleInterface(childList.at(index));
-    return 0;
+    return nullptr;
 }
 
 /*! \reimp */
@@ -373,11 +373,15 @@ QAccessibleInterface *QAccessibleWidget::focusChild() const
 
     QWidget *fw = widget()->focusWidget();
     if (!fw)
-        return 0;
+        return nullptr;
 
-    if (isAncestor(widget(), fw) || fw == widget())
-        return QAccessible::queryAccessibleInterface(fw);
-    return 0;
+    if (isAncestor(widget(), fw)) {
+        QAccessibleInterface *iface = QAccessible::queryAccessibleInterface(fw);
+        if (!iface || iface == this || !iface->focusChild())
+            return iface;
+        return iface->focusChild();
+    }
+    return nullptr;
 }
 
 /*! \reimp */
@@ -521,7 +525,7 @@ void *QAccessibleWidget::interface_cast(QAccessible::InterfaceType t)
 {
     if (t == QAccessible::ActionInterface)
        return static_cast<QAccessibleActionInterface*>(this);
-    return 0;
+    return nullptr;
 }
 
 QT_END_NAMESPACE