From e0197a791fedf281985ea1a17cb95f215bd37787 Mon Sep 17 00:00:00 2001
From: Aleksei German <aleksei.german@qt.io>
Date: Tue, 1 Aug 2023 15:30:45 +0200
Subject: [PATCH] QmlDesigner: Fix crash on Design View reopening
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Task-number: QDS-10383
Change-Id: I21665b59a078a640eef50632628532b12149c435
Reviewed-by: Qt CI Patch Build Bot <ci_patchbuild_bot@qt.io>
Reviewed-by: Henning Gründl <henning.gruendl@qt.io>
---
 src/plugins/qmlpreview/qmlpreviewplugin.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/plugins/qmlpreview/qmlpreviewplugin.cpp b/src/plugins/qmlpreview/qmlpreviewplugin.cpp
index d18b8c37b0e..ed2d7fcb948 100644
--- a/src/plugins/qmlpreview/qmlpreviewplugin.cpp
+++ b/src/plugins/qmlpreview/qmlpreviewplugin.cpp
@@ -44,6 +44,7 @@
 #include <android/androidconstants.h>
 
 #include <QAction>
+#include <QPointer>
 #include <QTimer>
 
 using namespace ProjectExplorer;
@@ -127,7 +128,7 @@ public:
     QmlPreviewPlugin *q = nullptr;
     QThread m_parseThread;
     QString m_previewedFile;
-    Core::IEditor *m_lastEditor = nullptr;
+    QPointer<Core::IEditor> m_lastEditor;
     QmlPreviewRunControlList m_runningPreviews;
     bool m_dirty = false;
     QString m_localeIsoCode;