HG_REPOSITORIES/LPP/SciQLOP_Repos/SciQLop Files · gui/src/Visualization/VisualizationTabWidget.cpp

Move Common MIME types constants in a Definition file in core module.

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             VisualizationTabWidget.cpp
        
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        perrinel
    
mv visualization -> Visualization...

              r95
            
      #include "Visualization/VisualizationTabWidget.h"

        Alexandre Leroux
    
Updates visitor interface...

              r207
            
      #include "Visualization/IVisualizationWidgetVisitor.h"

        perrinel
    
Creation of VisualizationWidget, VizualizationTabWidget, VisualizationZoneWidget, VisualizationGraphWidget

              r58
            
      #include "ui_VisualizationTabWidget.h"

        trabillard
    
Integrates the drag&drop classes into the existing visualization classes.

              r839
            
      #include "Visualization/VisualizationGraphWidget.h"

        trabillard
    
Format changes

              r844
            
      #include "Visualization/VisualizationZoneWidget.h"

        trabillard
    
Integrates the drag&drop classes into the existing visualization classes.

              r839
            
        trabillard
    
Manage drag&drop of empty graphs

              r841
            
      #include "Variable/VariableController.h"

        trabillard
    
Move Common MIME types constants in a Definition file in core module.

              r848
            
      #include "Common/MimeTypesDef.h"

        trabillard
    
Integrates the drag&drop classes into the existing visualization classes.

              r839
            
      #include "DragDropHelper.h"

        trabillard
    
Format changes

              r844
            
      #include "SqpApplication.h"

        perrinel
    
Add the visualization gui classes

              r118
            
        Alexandre Leroux
    
Adds logs for null visitors

              r219
            
      Q_LOGGING_CATEGORY(LOG_VisualizationTabWidget, "VisualizationTabWidget")

        Alexandre Leroux
    
Completes the method of creating a zone from a variable

              r201
            
      namespace {

      /// Generates a default name for a new zone, according to the number of zones already displayed in

      /// the tab

      QString defaultZoneName(const QLayout &layout)

      {

          auto count = 0;

          for (auto i = 0; i < layout.count(); ++i) {

              if (dynamic_cast<VisualizationZoneWidget *>(layout.itemAt(i)->widget())) {

                  count++;

              }

          }

          return QObject::tr("Zone %1").arg(count + 1);

      }

        Alexandre Leroux
    
Handles desynchronisation when removing variable from a graph (2)...

              r738
            
      /**

       * Applies a function to all zones of the tab represented by its layout

       * @param layout the layout that contains zones

       * @param fun the function to apply to each zone

       */

      template <typename Fun>

      void processZones(QLayout &layout, Fun fun)

      {

          for (auto i = 0; i < layout.count(); ++i) {

              if (auto item = layout.itemAt(i)) {

                  if (auto visualizationZoneWidget

                      = dynamic_cast<VisualizationZoneWidget *>(item->widget())) {

                      fun(*visualizationZoneWidget);

                  }

              }

          }

      }

        Alexandre Leroux
    
Completes the method of creating a zone from a variable

              r201
            
      } // namespace

        Alexandre Leroux
    
Adds a name for a tab...

              r198
            
      struct VisualizationTabWidget::VisualizationTabWidgetPrivate {

          explicit VisualizationTabWidgetPrivate(const QString &name) : m_Name{name} {}

        perrinel
    
Add the visualization gui classes

              r118
            
        Alexandre Leroux
    
Adds a name for a tab...

              r198
            
          QString m_Name;

      };

      VisualizationTabWidget::VisualizationTabWidget(const QString &name, QWidget *parent)

              : QWidget{parent},

                ui{new Ui::VisualizationTabWidget},

                impl{spimpl::make_unique_impl<VisualizationTabWidgetPrivate>(name)}

        perrinel
    
Creation of VisualizationWidget, VizualizationTabWidget, VisualizationZoneWidget, VisualizationGraphWidget

              r58
            
      {

          ui->setupUi(this);

        Alexandre Leroux
    
Updates tab widget so it can be deleted when closed

              r267
            
        trabillard
    
Move Common MIME types constants in a Definition file in core module.

              r848
            
          ui->dragDropContainer->setAcceptedMimeTypes({MIME_TYPE_GRAPH, MIME_TYPE_ZONE});

        trabillard
    
Format changes

              r844
            
          connect(ui->dragDropContainer, &VisualizationDragDropContainer::dropOccured, this,

                  &VisualizationTabWidget::dropMimeData);

        trabillard
    
Manage the scroll of the tab QScrollArea during a drag&drop operation

              r840
            
          sqpApp->dragDropHelper().addDragDropScrollArea(ui->scrollArea);

        trabillard
    
Integrates the drag&drop classes into the existing visualization classes.

              r839
            
        Alexandre Leroux
    
Updates tab widget so it can be deleted when closed

              r267
            
          // Widget is deleted when closed

          setAttribute(Qt::WA_DeleteOnClose);

        perrinel
    
Creation of VisualizationWidget, VizualizationTabWidget, VisualizationZoneWidget, VisualizationGraphWidget

              r58
            
      }

      VisualizationTabWidget::~VisualizationTabWidget()

      {

        trabillard
    
Manage the scroll of the tab QScrollArea during a drag&drop operation

              r840
            
          sqpApp->dragDropHelper().removeDragDropScrollArea(ui->scrollArea);

        perrinel
    
Creation of VisualizationWidget, VizualizationTabWidget, VisualizationZoneWidget, VisualizationGraphWidget

              r58
            
          delete ui;

      }

        perrinel
    
Add the visualization gui classes

              r118
            
      void VisualizationTabWidget::addZone(VisualizationZoneWidget *zoneWidget)

      {

        trabillard
    
Integrates the drag&drop classes into the existing visualization classes.

              r839
            
          ui->dragDropContainer->addDragWidget(zoneWidget);

      }

      void VisualizationTabWidget::insertZone(int index, VisualizationZoneWidget *zoneWidget)

      {

        trabillard
    
Format changes

              r844
            
          ui->dragDropContainer->insertDragWidget(index, zoneWidget);

        perrinel
    
Add the visualization gui classes

              r118
            
      }

        Alexandre Leroux
    
Completes the method of creating a zone from a variable

              r201
            
      VisualizationZoneWidget *VisualizationTabWidget::createZone(std::shared_ptr<Variable> variable)

        perrinel
    
Add the visualization gui classes

              r118
            
      {

        trabillard
    
Integrates the drag&drop classes into the existing visualization classes.

              r839
            
          return createZone({variable}, -1);

      }

        trabillard
    
Format changes

              r844
            
      VisualizationZoneWidget *

      VisualizationTabWidget::createZone(const QList<std::shared_ptr<Variable> > &variables, int index)

        trabillard
    
Integrates the drag&drop classes into the existing visualization classes.

              r839
            
      {

        trabillard
    
Manage drag&drop of empty graphs

              r841
            
          auto zoneWidget = createEmptyZone(index);

        perrinel
    
Add the visualization gui classes

              r118
            
        Alexandre Leroux
    
Completes the method of creating a zone from a variable

              r201
            
          // Creates a new graph into the zone

        trabillard
    
Integrates the drag&drop classes into the existing visualization classes.

              r839
            
          zoneWidget->createGraph(variables, index);

        Alexandre Leroux
    
Completes the method of creating a zone from a variable

              r201
            
        perrinel
    
Add the visualization gui classes

              r118
            
          return zoneWidget;

      }

        trabillard
    
Manage drag&drop of empty graphs

              r841
            
      VisualizationZoneWidget *VisualizationTabWidget::createEmptyZone(int index)

      {

        trabillard
    
Format changes

              r844
            
          auto zoneWidget

              = new VisualizationZoneWidget{defaultZoneName(*ui->dragDropContainer->layout()), this};

        trabillard
    
Manage drag&drop of empty graphs

              r841
            
          this->insertZone(index, zoneWidget);

          return zoneWidget;

      }

        Alexandre Leroux
    
Updates visitor interface...

              r207
            
      void VisualizationTabWidget::accept(IVisualizationWidgetVisitor *visitor)

        perrinel
    
Add the visualization gui classes

              r118
            
      {

        Alexandre Leroux
    
Implements accept() method of visualization widgets

              r208
            
          if (visitor) {

              visitor->visitEnter(this);

        Alexandre Leroux
    
Handles desynchronisation when removing variable from a graph (2)...

              r738
            
              // Apply visitor to zone children: widgets different from zones are not visited (no action)

              processZones(tabLayout(), [visitor](VisualizationZoneWidget &zoneWidget) {

                  zoneWidget.accept(visitor);

              });

        Alexandre Leroux
    
Implements accept() method of visualization widgets

              r208
            
              visitor->visitLeave(this);

          }

        Alexandre Leroux
    
Adds logs for null visitors

              r219
            
          else {

              qCCritical(LOG_VisualizationTabWidget()) << tr("Can't visit widget : the visitor is null");

          }

        perrinel
    
Add the visualization gui classes

              r118
            
      }

        Alexandre Leroux
    
Creates a interface that defines a variable container...

              r209
            
      bool VisualizationTabWidget::canDrop(const Variable &variable) const

      {

          // A tab can always accomodate a variable

          Q_UNUSED(variable);

          return true;

      }

        Alexandre Leroux
    
Unplot menu (5): adds contains() method to an IVariableContainer...

              r327
            
      bool VisualizationTabWidget::contains(const Variable &variable) const

      {

          Q_UNUSED(variable);

          return false;

      }

        perrinel
    
Add const and override

              r119
            
      QString VisualizationTabWidget::name() const

        perrinel
    
Add the visualization gui classes

              r118
            
      {

        Alexandre Leroux
    
Adds a name for a tab...

              r198
            
          return impl->m_Name;

        perrinel
    
Add the visualization gui classes

              r118
            
      }

        Alexandre Leroux
    
Adds scrollbar to tabs

              r307
            
        Alexandre Leroux
    
Handles desynchronisation when removing variable from a graph (2)...

              r738
            
      void VisualizationTabWidget::closeEvent(QCloseEvent *event)

      {

          // Closes zones in the tab

          processZones(tabLayout(), [](VisualizationZoneWidget &zoneWidget) { zoneWidget.close(); });

          QWidget::closeEvent(event);

      }

        Alexandre Leroux
    
Adds scrollbar to tabs

              r307
            
      QLayout &VisualizationTabWidget::tabLayout() const noexcept

      {

        trabillard
    
Integrates the drag&drop classes into the existing visualization classes.

              r839
            
          return *ui->dragDropContainer->layout();

      }

      void VisualizationTabWidget::dropMimeData(int index, const QMimeData *mimeData)

      {

        trabillard
    
Format changes

              r844
            
          auto &helper = sqpApp->dragDropHelper();

        trabillard
    
Move Common MIME types constants in a Definition file in core module.

              r848
            
          if (mimeData->hasFormat(MIME_TYPE_GRAPH)) {

        trabillard
    
Format changes

              r844
            
              auto graphWidget = static_cast<VisualizationGraphWidget *>(helper.getCurrentDragWidget());

              auto parentDragDropContainer

                  = qobject_cast<VisualizationDragDropContainer *>(graphWidget->parentWidget());

        trabillard
    
Integrates the drag&drop classes into the existing visualization classes.

              r839
            
              Q_ASSERT(parentDragDropContainer);

              auto nbGraph = parentDragDropContainer->countDragWidget();

        trabillard
    
Manage drag&drop of empty graphs

              r841
            
        trabillard
    
Format changes

              r844
            
              const auto &variables = graphWidget->variables();

        trabillard
    
Manage drag&drop of empty graphs

              r841
            
        trabillard
    
Format changes

              r844
            
              if (!variables.isEmpty()) {

                  // Abort the requests for the variables (if any)

                  // Commented, because it's not sure if it's needed or not

                  // for (const auto& var : variables)

        trabillard
    
Comments variable cancellation after a drop as it is not sure if it is really needed.

              r842
            
                  //{

                  //    sqpApp->variableController().onAbortProgressRequested(var);

                  //}

        trabillard
    
Format changes

              r844
            
                  if (nbGraph == 1) {

                      // This is the only graph in the previous zone, close the zone

        trabillard
    
Manage drag&drop of empty graphs

              r841
            
                      graphWidget->parentZoneWidget()->close();

                  }

        trabillard
    
Format changes

              r844
            
                  else {

                      // Close the graph

        trabillard
    
Manage drag&drop of empty graphs

              r841
            
                      graphWidget->close();

                  }

                  createZone(variables, index);

        trabillard
    
Integrates the drag&drop classes into the existing visualization classes.

              r839
            
              }

        trabillard
    
Format changes

              r844
            
              else {

                  // The graph is empty, create an empty zone and move the graph inside

        trabillard
    
Integrates the drag&drop classes into the existing visualization classes.

              r839
            
        trabillard
    
Manage drag&drop of empty graphs

              r841
            
                  auto parentZoneWidget = graphWidget->parentZoneWidget();

                  parentDragDropContainer->layout()->removeWidget(graphWidget);

                  auto zoneWidget = createEmptyZone(index);

                  zoneWidget->addGraph(graphWidget);

        trabillard
    
Format changes

              r844
            
                  // Close the old zone if it was the only graph inside

                  if (nbGraph == 1) {

        trabillard
    
Manage drag&drop of empty graphs

              r841
            
                      parentZoneWidget->close();

        trabillard
    
Format changes

              r844
            
                  }

        trabillard
    
Manage drag&drop of empty graphs

              r841
            
              }

        trabillard
    
Integrates the drag&drop classes into the existing visualization classes.

              r839
            
          }

        trabillard
    
Move Common MIME types constants in a Definition file in core module.

              r848
            
          else if (mimeData->hasFormat(MIME_TYPE_ZONE)) {

        trabillard
    
Format changes

              r844
            
              // Simple move of the zone, no variable operation associated

              auto zoneWidget = static_cast<VisualizationZoneWidget *>(helper.getCurrentDragWidget());

        trabillard
    
Integrates the drag&drop classes into the existing visualization classes.

              r839
            
              auto parentDragDropContainer = zoneWidget->parentWidget();

              parentDragDropContainer->layout()->removeWidget(zoneWidget);

              ui->dragDropContainer->insertDragWidget(index, zoneWidget);

          }

        Alexandre Leroux
    
Adds scrollbar to tabs

              r307
            
      }

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perrinel mv visualization -> Visualization...	r95	#include "Visualization/VisualizationTabWidget.h"
Alexandre Leroux Updates visitor interface...	r207	#include "Visualization/IVisualizationWidgetVisitor.h"
perrinel Creation of VisualizationWidget, VizualizationTabWidget, VisualizationZoneWidget, VisualizationGraphWidget	r58	#include "ui_VisualizationTabWidget.h"

trabillard Integrates the drag&drop classes into the existing visualization classes.	r839	#include "Visualization/VisualizationGraphWidget.h"
trabillard Format changes	r844	#include "Visualization/VisualizationZoneWidget.h"
trabillard Integrates the drag&drop classes into the existing visualization classes.	r839
trabillard Manage drag&drop of empty graphs	r841	#include "Variable/VariableController.h"

trabillard Move Common MIME types constants in a Definition file in core module.	r848	#include "Common/MimeTypesDef.h"

trabillard Integrates the drag&drop classes into the existing visualization classes.	r839	#include "DragDropHelper.h"
trabillard Format changes	r844	#include "SqpApplication.h"
perrinel Add the visualization gui classes	r118
Alexandre Leroux Adds logs for null visitors	r219	Q_LOGGING_CATEGORY(LOG_VisualizationTabWidget, "VisualizationTabWidget")

Alexandre Leroux Completes the method of creating a zone from a variable	r201	namespace {

		/// Generates a default name for a new zone, according to the number of zones already displayed in
		/// the tab
		QString defaultZoneName(const QLayout &layout)
		{
		auto count = 0;
		for (auto i = 0; i < layout.count(); ++i) {
		if (dynamic_cast<VisualizationZoneWidget *>(layout.itemAt(i)->widget())) {
		count++;
		}
		}

		return QObject::tr("Zone %1").arg(count + 1);
		}

Alexandre Leroux Handles desynchronisation when removing variable from a graph (2)...	r738	/**
		* Applies a function to all zones of the tab represented by its layout
		* @param layout the layout that contains zones
		* @param fun the function to apply to each zone
		*/
		template <typename Fun>
		void processZones(QLayout &layout, Fun fun)
		{
		for (auto i = 0; i < layout.count(); ++i) {
		if (auto item = layout.itemAt(i)) {
		if (auto visualizationZoneWidget
		= dynamic_cast<VisualizationZoneWidget *>(item->widget())) {
		fun(*visualizationZoneWidget);
		}
		}
		}
		}

Alexandre Leroux Completes the method of creating a zone from a variable	r201	} // namespace

Alexandre Leroux Adds a name for a tab...	r198	struct VisualizationTabWidget::VisualizationTabWidgetPrivate {
		explicit VisualizationTabWidgetPrivate(const QString &name) : m_Name{name} {}
perrinel Add the visualization gui classes	r118
Alexandre Leroux Adds a name for a tab...	r198	QString m_Name;
		};

		VisualizationTabWidget::VisualizationTabWidget(const QString &name, QWidget *parent)
		: QWidget{parent},
		ui{new Ui::VisualizationTabWidget},
		impl{spimpl::make_unique_impl<VisualizationTabWidgetPrivate>(name)}
perrinel Creation of VisualizationWidget, VizualizationTabWidget, VisualizationZoneWidget, VisualizationGraphWidget	r58	{
		ui->setupUi(this);
Alexandre Leroux Updates tab widget so it can be deleted when closed	r267
trabillard Move Common MIME types constants in a Definition file in core module.	r848	ui->dragDropContainer->setAcceptedMimeTypes({MIME_TYPE_GRAPH, MIME_TYPE_ZONE});
trabillard Format changes	r844	connect(ui->dragDropContainer, &VisualizationDragDropContainer::dropOccured, this,
		&VisualizationTabWidget::dropMimeData);
trabillard Manage the scroll of the tab QScrollArea during a drag&drop operation	r840	sqpApp->dragDropHelper().addDragDropScrollArea(ui->scrollArea);
trabillard Integrates the drag&drop classes into the existing visualization classes.	r839
Alexandre Leroux Updates tab widget so it can be deleted when closed	r267	// Widget is deleted when closed
		setAttribute(Qt::WA_DeleteOnClose);
perrinel Creation of VisualizationWidget, VizualizationTabWidget, VisualizationZoneWidget, VisualizationGraphWidget	r58	}

		VisualizationTabWidget::~VisualizationTabWidget()
		{
trabillard Manage the scroll of the tab QScrollArea during a drag&drop operation	r840	sqpApp->dragDropHelper().removeDragDropScrollArea(ui->scrollArea);
perrinel Creation of VisualizationWidget, VizualizationTabWidget, VisualizationZoneWidget, VisualizationGraphWidget	r58	delete ui;
		}
perrinel Add the visualization gui classes	r118
		void VisualizationTabWidget::addZone(VisualizationZoneWidget *zoneWidget)
		{
trabillard Integrates the drag&drop classes into the existing visualization classes.	r839	ui->dragDropContainer->addDragWidget(zoneWidget);
		}

		void VisualizationTabWidget::insertZone(int index, VisualizationZoneWidget *zoneWidget)
		{
trabillard Format changes	r844	ui->dragDropContainer->insertDragWidget(index, zoneWidget);
perrinel Add the visualization gui classes	r118	}

Alexandre Leroux Completes the method of creating a zone from a variable	r201	VisualizationZoneWidget *VisualizationTabWidget::createZone(std::shared_ptr<Variable> variable)
perrinel Add the visualization gui classes	r118	{
trabillard Integrates the drag&drop classes into the existing visualization classes.	r839	return createZone({variable}, -1);
		}

trabillard Format changes	r844	VisualizationZoneWidget *
		VisualizationTabWidget::createZone(const QList<std::shared_ptr<Variable> > &variables, int index)
trabillard Integrates the drag&drop classes into the existing visualization classes.	r839	{
trabillard Manage drag&drop of empty graphs	r841	auto zoneWidget = createEmptyZone(index);
perrinel Add the visualization gui classes	r118
Alexandre Leroux Completes the method of creating a zone from a variable	r201	// Creates a new graph into the zone
trabillard Integrates the drag&drop classes into the existing visualization classes.	r839	zoneWidget->createGraph(variables, index);
Alexandre Leroux Completes the method of creating a zone from a variable	r201
perrinel Add the visualization gui classes	r118	return zoneWidget;
		}

trabillard Manage drag&drop of empty graphs	r841	VisualizationZoneWidget *VisualizationTabWidget::createEmptyZone(int index)
		{
trabillard Format changes	r844	auto zoneWidget
		= new VisualizationZoneWidget{defaultZoneName(*ui->dragDropContainer->layout()), this};
trabillard Manage drag&drop of empty graphs	r841	this->insertZone(index, zoneWidget);

		return zoneWidget;
		}

Alexandre Leroux Updates visitor interface...	r207	void VisualizationTabWidget::accept(IVisualizationWidgetVisitor *visitor)
perrinel Add the visualization gui classes	r118	{
Alexandre Leroux Implements accept() method of visualization widgets	r208	if (visitor) {
		visitor->visitEnter(this);

Alexandre Leroux Handles desynchronisation when removing variable from a graph (2)...	r738	// Apply visitor to zone children: widgets different from zones are not visited (no action)
		processZones(tabLayout(), [visitor](VisualizationZoneWidget &zoneWidget) {
		zoneWidget.accept(visitor);
		});
Alexandre Leroux Implements accept() method of visualization widgets	r208
		visitor->visitLeave(this);
		}
Alexandre Leroux Adds logs for null visitors	r219	else {
		qCCritical(LOG_VisualizationTabWidget()) << tr("Can't visit widget : the visitor is null");
		}
perrinel Add the visualization gui classes	r118	}

Alexandre Leroux Creates a interface that defines a variable container...	r209	bool VisualizationTabWidget::canDrop(const Variable &variable) const
		{
		// A tab can always accomodate a variable
		Q_UNUSED(variable);
		return true;
		}

Alexandre Leroux Unplot menu (5): adds contains() method to an IVariableContainer...	r327	bool VisualizationTabWidget::contains(const Variable &variable) const
		{
		Q_UNUSED(variable);
		return false;
		}

perrinel Add const and override	r119	QString VisualizationTabWidget::name() const
perrinel Add the visualization gui classes	r118	{
Alexandre Leroux Adds a name for a tab...	r198	return impl->m_Name;
perrinel Add the visualization gui classes	r118	}
Alexandre Leroux Adds scrollbar to tabs	r307
Alexandre Leroux Handles desynchronisation when removing variable from a graph (2)...	r738	void VisualizationTabWidget::closeEvent(QCloseEvent *event)
		{
		// Closes zones in the tab
		processZones(tabLayout(), [](VisualizationZoneWidget &zoneWidget) { zoneWidget.close(); });

		QWidget::closeEvent(event);
		}

Alexandre Leroux Adds scrollbar to tabs	r307	QLayout &VisualizationTabWidget::tabLayout() const noexcept
		{
trabillard Integrates the drag&drop classes into the existing visualization classes.	r839	return *ui->dragDropContainer->layout();
		}

		void VisualizationTabWidget::dropMimeData(int index, const QMimeData *mimeData)
		{
trabillard Format changes	r844	auto &helper = sqpApp->dragDropHelper();
trabillard Move Common MIME types constants in a Definition file in core module.	r848	if (mimeData->hasFormat(MIME_TYPE_GRAPH)) {
trabillard Format changes	r844	auto graphWidget = static_cast<VisualizationGraphWidget *>(helper.getCurrentDragWidget());
		auto parentDragDropContainer
		= qobject_cast<VisualizationDragDropContainer *>(graphWidget->parentWidget());
trabillard Integrates the drag&drop classes into the existing visualization classes.	r839	Q_ASSERT(parentDragDropContainer);

		auto nbGraph = parentDragDropContainer->countDragWidget();
trabillard Manage drag&drop of empty graphs	r841
trabillard Format changes	r844	const auto &variables = graphWidget->variables();
trabillard Manage drag&drop of empty graphs	r841
trabillard Format changes	r844	if (!variables.isEmpty()) {
		// Abort the requests for the variables (if any)
		// Commented, because it's not sure if it's needed or not
		// for (const auto& var : variables)
trabillard Comments variable cancellation after a drop as it is not sure if it is really needed.	r842	//{
		// sqpApp->variableController().onAbortProgressRequested(var);
		//}

trabillard Format changes	r844	if (nbGraph == 1) {
		// This is the only graph in the previous zone, close the zone
trabillard Manage drag&drop of empty graphs	r841	graphWidget->parentZoneWidget()->close();
		}
trabillard Format changes	r844	else {
		// Close the graph
trabillard Manage drag&drop of empty graphs	r841	graphWidget->close();
		}

		createZone(variables, index);
trabillard Integrates the drag&drop classes into the existing visualization classes.	r839	}
trabillard Format changes	r844	else {
		// The graph is empty, create an empty zone and move the graph inside
trabillard Integrates the drag&drop classes into the existing visualization classes.	r839
trabillard Manage drag&drop of empty graphs	r841	auto parentZoneWidget = graphWidget->parentZoneWidget();

		parentDragDropContainer->layout()->removeWidget(graphWidget);

		auto zoneWidget = createEmptyZone(index);
		zoneWidget->addGraph(graphWidget);

trabillard Format changes	r844	// Close the old zone if it was the only graph inside
		if (nbGraph == 1) {
trabillard Manage drag&drop of empty graphs	r841	parentZoneWidget->close();
trabillard Format changes	r844	}
trabillard Manage drag&drop of empty graphs	r841	}
trabillard Integrates the drag&drop classes into the existing visualization classes.	r839	}
trabillard Move Common MIME types constants in a Definition file in core module.	r848	else if (mimeData->hasFormat(MIME_TYPE_ZONE)) {
trabillard Format changes	r844	// Simple move of the zone, no variable operation associated
		auto zoneWidget = static_cast<VisualizationZoneWidget *>(helper.getCurrentDragWidget());
trabillard Integrates the drag&drop classes into the existing visualization classes.	r839	auto parentDragDropContainer = zoneWidget->parentWidget();
		parentDragDropContainer->layout()->removeWidget(zoneWidget);

		ui->dragDropContainer->insertDragWidget(index, zoneWidget);
		}
Alexandre Leroux Adds scrollbar to tabs	r307	}