Dont show children when parent is not visible in QGraphicsItem

When setVisible() is called on a QGraphicsItem, if the parent of that
item was hidden, the child shouldn't be actually shown.

Task-number: 197802
Reviewed-by: leo
Reviewed-by: alexis

1 files changed, 5 insertions, 0 deletions

diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp
index 4908296868..b6a7386300 100644
--- a/src/gui/graphicsview/qgraphicsitem.cpp
+++ b/src/gui/graphicsview/qgraphicsitem.cpp
@@ -1522,6 +1522,11 @@ void QGraphicsItemPrivate::setVisibleHelper(bool newVisible, bool explicitly, bo
     if (visible == quint32(newVisible))
         return;
 
+    QGraphicsItem *parent(q_ptr->parentItem());
+    if (parent && newVisible && !parent->d_ptr->visible) {
+        return;
+    }
+
     // Modify the property.
     const QVariant newVisibleVariant(q_ptr->itemChange(QGraphicsItem::ItemVisibleChange,
                                                        quint32(newVisible)));