QmlDesigner: Revert Shorten lifetime of AnimationCurveDialog

This reverts commit c0637b8283ec884cad6aa8119f1f99d010419df5.
Reason for revert: Does not fix the issue and is unnecessary complicated

Change-Id: I3a1d48a736241ca031462c7694bf21afe93dcccb
Reviewed-by: Knud Dollereder <knud.dollereder@qt.io>
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>

2 files changed, 10 insertions, 26 deletions

diff --git a/src/plugins/qmldesigner/components/timelineeditor/timelinetoolbar.cpp b/src/plugins/qmldesigner/components/timelineeditor/timelinetoolbar.cpp
index 20ac9e22cd..4c4e1e38f0 100644
--- a/src/plugins/qmldesigner/components/timelineeditor/timelinetoolbar.cpp
+++ b/src/plugins/qmldesigner/components/timelineeditor/timelinetoolbar.cpp
@@ -104,8 +104,10 @@ QAction *createAction(const Core::Id &id,
 TimelineToolBar::TimelineToolBar(QWidget *parent)
     : QToolBar(parent)
     , m_grp()
+    , m_dialog(Core::ICore::dialogParent())
     , m_curveModel(new AnimationCurveEditorModel(0., 500.))
 {
+    m_dialog.setModel(m_curveModel);
     connect(m_curveModel,
             &AnimationCurveEditorModel::currentFrameChanged,
             this,
@@ -126,8 +128,7 @@ void TimelineToolBar::reset()
     if (recording())
         m_recording->setChecked(false);
 
-    if (m_animatioCurveDialog)
-        m_curveModel->reset({});
+    m_curveModel->reset({});
 }
 
 bool TimelineToolBar::recording() const
@@ -172,8 +173,7 @@ void TimelineToolBar::setCurrentTimeline(const QmlTimeline &timeline)
         setStartFrame(timeline.startKeyframe());
         setEndFrame(timeline.endKeyframe());
         m_timelineLabel->setText(timeline.modelNode().id());
-        if (m_animatioCurveDialog)
-            m_curveModel->setTimeline(timeline);
+        m_curveModel->setTimeline(timeline);
     } else {
         m_timelineLabel->setText("");
     }
@@ -181,8 +181,7 @@ void TimelineToolBar::setCurrentTimeline(const QmlTimeline &timeline)
 
 void TimelineToolBar::setStartFrame(qreal frame)
 {
-    if (m_animatioCurveDialog)
-        m_curveModel->setMinimumTime(frame);
+    m_curveModel->setMinimumTime(frame);
 
     auto text = QString::number(frame, 'f', 0);
     m_firstFrame->setText(text);
@@ -191,8 +190,7 @@ void TimelineToolBar::setStartFrame(qreal frame)
 
 void TimelineToolBar::setCurrentFrame(qreal frame)
 {
-    if (m_animatioCurveDialog)
-        m_curveModel->setCurrentFrame(std::round(frame));
+    m_curveModel->setCurrentFrame(std::round(frame));
 
     auto text = QString::number(frame, 'f', 0);
     m_currentFrame->setText(text);
@@ -200,8 +198,7 @@ void TimelineToolBar::setCurrentFrame(qreal frame)
 
 void TimelineToolBar::setEndFrame(qreal frame)
 {
-    if (m_animatioCurveDialog)
-        m_curveModel->setMaximumTime(frame);
+    m_curveModel->setMaximumTime(frame);
 
     auto text = QString::number(frame, 'f', 0);
     m_lastFrame->setText(text);
@@ -235,10 +232,9 @@ void TimelineToolBar::openAnimationCurveEditor()
             timeline = tlv->timelineForState(tlv->currentState());
     }
 
-    ensureAnimationCurveDialog();
-    m_animatioCurveDialog->refresh();
+    m_dialog.refresh();
     m_curveModel->setTimeline(timeline);
-    m_animatioCurveDialog->show();
+    m_dialog.show();
 }
 
 void TimelineToolBar::updateCurve(DesignTools::PropertyTreeItem *item)
@@ -505,15 +501,6 @@ void TimelineToolBar::setupCurrentFrameValidator()
                                                      m_lastFrame->text().toInt());
 }
 
-void TimelineToolBar::ensureAnimationCurveDialog()
-{
-    if (!m_animatioCurveDialog) {
-        m_animatioCurveDialog = new AnimationCurveDialog(Core::ICore::dialogParent());
-        m_animatioCurveDialog->setAttribute(Qt::WA_DeleteOnClose);
-        m_animatioCurveDialog->setModel(m_curveModel);
-    }
-}
-
 void TimelineToolBar::resizeEvent(QResizeEvent *event)
 {
     Q_UNUSED(event)
diff --git a/src/plugins/qmldesigner/components/timelineeditor/timelinetoolbar.h b/src/plugins/qmldesigner/components/timelineeditor/timelinetoolbar.h
index 807d438e80..a95af873da 100644
--- a/src/plugins/qmldesigner/components/timelineeditor/timelinetoolbar.h
+++ b/src/plugins/qmldesigner/components/timelineeditor/timelinetoolbar.h
@@ -30,8 +30,6 @@
 
 #include <QToolBar>
 
-#include <QPointer>
-
 QT_FORWARD_DECLARE_CLASS(QLabel)
 QT_FORWARD_DECLARE_CLASS(QLineEdit)
 QT_FORWARD_DECLARE_CLASS(QObject)
@@ -104,11 +102,10 @@ private:
     void createRightControls();
     void addSpacing(int width);
     void setupCurrentFrameValidator();
-    void ensureAnimationCurveDialog();
 
     QList<QObject *> m_grp;
 
-    QPointer<AnimationCurveDialog> m_animatioCurveDialog;
+    AnimationCurveDialog m_dialog;
 
     AnimationCurveEditorModel *m_curveModel = nullptr;