QmlDesigner: Add setting for new states editor

This makes it easy to enable/disable the new states editor.
[QML}
Designer\OldStatesEditor=false

Change-Id: Ib3545bf0be8547af06eb0e9dda0cee2a143659b1
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Aleksei German <aleksei.german@qt.io>

src/plugins/qmldesigner/components/stateseditornew/stateseditorview.cpp

@@ -80,10 +80,10 @@ WidgetInfo StatesEditorView::widgetInfo()
         m_statesEditorWidget = new StatesEditorWidget(this, m_statesEditorModel.data());
 
     return createWidgetInfo(m_statesEditorWidget.data(),
-                            QLatin1String("StatesEditorNew"),
+                            "StatesEditor",
                             WidgetInfo::BottomPane,
                             0,
-                            tr("States New"));
+                            tr("States"));
 }
 
 void StatesEditorView::rootNodeTypeChanged(const QString &/*type*/, int /*majorVersion*/, int /*minorVersion*/)

src/plugins/qmldesigner/designercore/model/viewmanager.cpp

@@ -58,6 +58,14 @@
 
 namespace QmlDesigner {
 
+static bool useOldStatesEditor()
+{
+    return QmlDesignerPlugin::instance()
+        ->settings()
+        .value(DesignerSettingsKey::OLD_STATES_EDITOR)
+        .toBool();
+}
+
 static Q_LOGGING_CATEGORY(viewBenchmark, "qtc.viewmanager.attach", QtWarningMsg)
 
 class ViewManagerData
@@ -166,26 +174,30 @@ void ViewManager::detachRewriterView()
 
 void ViewManager::switchStateEditorViewToBaseState()
 {
+    if (useOldStatesEditor()) {
         if (d->statesEditorView.isAttached()) {
             d->savedState = d->statesEditorView.currentState();
             d->statesEditorView.setCurrentState(d->statesEditorView.baseState());
         }
-
-    // TODO Settings branch
+    } else {
+        // TODO remove old statesview
         if (d->newStatesEditorView.isAttached()) {
             d->savedState = d->newStatesEditorView.currentState();
             d->newStatesEditorView.setCurrentState(d->newStatesEditorView.baseState());
         }
+    }
 }
 
 void ViewManager::switchStateEditorViewToSavedState()
 {
+    if (useOldStatesEditor()) {
         if (d->savedState.isValid() && d->statesEditorView.isAttached())
             d->statesEditorView.setCurrentState(d->savedState);
-
-    // TODO Settings branch
+    } else {
+        // TODO remove old statesview
         if (d->savedState.isValid() && d->newStatesEditorView.isAttached())
             d->newStatesEditorView.setCurrentState(d->savedState);
+    }
 }
 
 QList<AbstractView *> ViewManager::views() const
@@ -211,8 +223,15 @@ QList<AbstractView *> ViewManager::standardViews() const
                                   &d->newStatesEditorView, // TODO
                                   &d->designerActionManagerView};
 
-    if (QmlDesignerPlugin::instance()->settings().value(
-                DesignerSettingsKey::ENABLE_DEBUGVIEW).toBool())
+    if (useOldStatesEditor())
+        list.removeAll(&d->newStatesEditorView);
+    else
+        list.removeAll(&d->statesEditorView);
+
+    if (QmlDesignerPlugin::instance()
+            ->settings()
+            .value(DesignerSettingsKey::ENABLE_DEBUGVIEW)
+            .toBool())
         list.append(&d->debugView);
 
     return list;
@@ -343,8 +362,11 @@ QList<WidgetInfo> ViewManager::widgetInfos() const
     widgetInfoList.append(d->propertyEditorView.widgetInfo());
     widgetInfoList.append(d->materialEditorView.widgetInfo());
     widgetInfoList.append(d->materialBrowserView.widgetInfo());
+    if (useOldStatesEditor())
         widgetInfoList.append(d->statesEditorView.widgetInfo());
-    widgetInfoList.append(d->newStatesEditorView.widgetInfo()); // TODO
+    else
+        widgetInfoList.append(d->newStatesEditorView.widgetInfo());
+
     if (d->debugView.hasWidget())
         widgetInfoList.append(d->debugView.widgetInfo());
 

src/plugins/qmldesigner/designersettings.cpp

@@ -85,6 +85,7 @@ void DesignerSettings::fromSettings(QSettings *settings)
     restoreValue(settings, DesignerSettingsKey::EDIT3DVIEW_GRID_COLOR, "#aaaaaa");
     restoreValue(settings, DesignerSettingsKey::SMOOTH_RENDERING, false);
     restoreValue(settings, DesignerSettingsKey::SHOW_DEBUG_SETTINGS, false);
+    restoreValue(settings, DesignerSettingsKey::OLD_STATES_EDITOR, true);
 
     settings->endGroup();
     settings->endGroup();

src/plugins/qmldesigner/designersettings.h

@@ -74,6 +74,7 @@ const char ALWAYS_DESIGN_MODE[] = "AlwaysDesignMode";
 const char DISABLE_ITEM_LIBRARY_UPDATE_TIMER[] = "DisableItemLibraryUpdateTimer";
 const char ASK_BEFORE_DELETING_ASSET[] = "AskBeforeDeletingAsset";
 const char SMOOTH_RENDERING[] = "SmoothRendering";
+const char OLD_STATES_EDITOR[] = "OldStatesEditor";
 }
 
 class QMLDESIGNERCORE_EXPORT DesignerSettings : public QHash<QByteArray, QVariant>