1 files changed, 11 insertions, 0 deletions
diff --git a/src/plugins/platforms/cocoa/qcocoamenu.mm b/src/plugins/platforms/cocoa/qcocoamenu.mm
index 3e2a62a084..0b03a98fd6 100644
--- a/src/plugins/platforms/cocoa/qcocoamenu.mm
+++ b/src/plugins/platforms/cocoa/qcocoamenu.mm
@@ -351,6 +351,17 @@ void QCocoaMenu::showPopup(const QWindow *parentWindow, const QRect &targetRect,
     NSView *view = cocoaWindow ? cocoaWindow->view() : nil;
     NSMenuItem *nsItem = item ? ((QCocoaMenuItem *)item)->nsItem() : nil;
 
+    // store the window that this popup belongs to so that we can evaluate whether we are modally blocked
+    bool resetMenuParent = false;
+    if (!menuParent()) {
+        setMenuParent(cocoaWindow);
+        resetMenuParent = true;
+    }
+    auto menuParentGuard = qScopeGuard([&]{
+        if (resetMenuParent)
+            setMenuParent(nullptr);
+    });
+
     QScreen *screen = nullptr;
     if (parentWindow)
         screen = parentWindow->screen();