1 files changed, 9 insertions, 0 deletions
diff --git a/src/plugins/platforms/cocoa/qcocoawindow.mm b/src/plugins/platforms/cocoa/qcocoawindow.mm
index e88372c106..8077c6707c 100644
--- a/src/plugins/platforms/cocoa/qcocoawindow.mm
+++ b/src/plugins/platforms/cocoa/qcocoawindow.mm
@@ -187,6 +187,8 @@ void QCocoaWindow::initialize()
     m_initialized = true;
 }
 
+const NSNotificationName QCocoaWindowWillReleaseQNSViewNotification = @"QCocoaWindowWillReleaseQNSViewNotification";
+
 QCocoaWindow::~QCocoaWindow()
 {
     qCDebug(lcQpaWindow) << "QCocoaWindow::~QCocoaWindow" << window();
@@ -216,6 +218,13 @@ QCocoaWindow::~QCocoaWindow()
 #endif
     }
 
+    // Must send notification before calling release, as doing it from
+    // [QNSView dealloc] would mean that any weak references to the view
+    // would already return nil.
+    [NSNotificationCenter.defaultCenter
+        postNotificationName:QCocoaWindowWillReleaseQNSViewNotification
+        object:m_view];
+
     [m_view release];
     [m_nsWindow close];
     [m_nsWindow release];