26        : QMainWindow(nullptr)
 
   31        QDockWidget* toolBarDocker = 
new QDockWidget();
 
   32        this->addDockWidget(Qt::TopDockWidgetArea, toolBarDocker);
 
   33        auto titleBar = toolBarDocker->titleBarWidget();
 
   34        toolBarDocker->setFixedHeight(96);
 
   35        toolBarDocker->setTitleBarWidget(
new QWidget());
 
   44        this->setCentralWidget(moduleFlowView);
 
   48        propertyDockWidget->setWindowTitle(
"Property");
 
   49        this->addDockWidget(Qt::LeftDockWidgetArea, propertyDockWidget);
 
   52        propertyDockWidget->setWidget(propertyWidget);
 
   53        propertyDockWidget->setMinimumWidth(480);
 
   63        connect(
mToolBar->updateAction(), &QAction::triggered, 
 
   65                emit changed(widget->getNode().get());