QmlDesigner: Fix crash on shutdown

Task-number: QDS-1749
Change-Id: I0ddfcc98080de0bdf2f620fdad387b3a4a582c4e
Reviewed-by: Thomas Hartmann <thomas.hartmann@qt.io>

2 files changed, 5 insertions, 5 deletions

diff --git a/src/plugins/qmldesigner/components/timelineeditor/timelinetoolbar.cpp b/src/plugins/qmldesigner/components/timelineeditor/timelinetoolbar.cpp
index 4c4e1e38f0..ea065e49a1 100644
--- a/src/plugins/qmldesigner/components/timelineeditor/timelinetoolbar.cpp
+++ b/src/plugins/qmldesigner/components/timelineeditor/timelinetoolbar.cpp
@@ -104,10 +104,10 @@ QAction *createAction(const Core::Id &id,
 TimelineToolBar::TimelineToolBar(QWidget *parent)
     : QToolBar(parent)
     , m_grp()
-    , m_dialog(Core::ICore::dialogParent())
+    , m_dialog(new AnimationCurveDialog(Core::ICore::dialogParent()))
     , m_curveModel(new AnimationCurveEditorModel(0., 500.))
 {
-    m_dialog.setModel(m_curveModel);
+    m_dialog->setModel(m_curveModel);
     connect(m_curveModel,
             &AnimationCurveEditorModel::currentFrameChanged,
             this,
@@ -232,9 +232,9 @@ void TimelineToolBar::openAnimationCurveEditor()
             timeline = tlv->timelineForState(tlv->currentState());
     }
 
-    m_dialog.refresh();
+    m_dialog->refresh();
     m_curveModel->setTimeline(timeline);
-    m_dialog.show();
+    m_dialog->show();
 }
 
 void TimelineToolBar::updateCurve(DesignTools::PropertyTreeItem *item)
diff --git a/src/plugins/qmldesigner/components/timelineeditor/timelinetoolbar.h b/src/plugins/qmldesigner/components/timelineeditor/timelinetoolbar.h
index a95af873da..6f275484b4 100644
--- a/src/plugins/qmldesigner/components/timelineeditor/timelinetoolbar.h
+++ b/src/plugins/qmldesigner/components/timelineeditor/timelinetoolbar.h
@@ -105,7 +105,7 @@ private:
 
     QList<QObject *> m_grp;
 
-    AnimationCurveDialog m_dialog;
+    AnimationCurveDialog *m_dialog = nullptr;
 
     AnimationCurveEditorModel *m_curveModel = nullptr;