HG_REPOSITORIES/LPP/SciQLOP_Repos/SciQLop Commit - r1136:6897882500e5

Retrieves zone names from the visualization

trabillard -

r1136:6897882500e5

parent child

Context file:

r1136:6897882500e5

app/src/MainWindow.cpp +2 0

             /*------------------------------------------------------------------------------
             -- This file is a part of the SciQLop Software
             -- Copyright (C) 2017, Plasma Physics Laboratory - CNRS
             --
             -- This program is free software; you can redistribute it and/or modify
             -- it under the terms of the GNU General Public License as published by
             -- the Free Software Foundation; either version 2 of the License, or
             -- (at your option) any later version.
             --
             -- This program is distributed in the hope that it will be useful,
             -- but WITHOUT ANY WARRANTY; without even the implied warranty of
             -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
             -- GNU General Public License for more details.
             --
             -- You should have received a copy of the GNU General Public License
             -- along with this program; if not, write to the Free Software
             -- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
             -------------------------------------------------------------------------------*/
             /*-- Author : Alexis Jeandet
             -- Mail : alexis.jeandet@member.fsf.org
             ----------------------------------------------------------------------------*/
             #include "MainWindow.h"
             #include "ui_MainWindow.h"
             #include <Catalogue/CatalogueExplorer.h>
             #include <DataSource/DataSourceController.h>
             #include <DataSource/DataSourceWidget.h>
             #include <Settings/SqpSettingsDialog.h>
             #include <Settings/SqpSettingsGeneralWidget.h>
             #include <SidePane/SqpSidePane.h>
             #include <SqpApplication.h>
             #include <Time/TimeController.h>
             #include <TimeWidget/TimeWidget.h>
             #include <Variable/Variable.h>
             #include <Variable/VariableController.h>
             #include <Visualization/VisualizationController.h>
             #include <QAction>
             #include <QDate>
             #include <QDir>
             #include <QFileDialog>
             #include <QToolBar>
             #include <QToolButton>
             #include <memory.h>
             #include "iostream"
             Q_LOGGING_CATEGORY(LOG_MainWindow, "MainWindow")
             namespace {
             const auto LEFTMAININSPECTORWIDGETSPLITTERINDEX = 0;
             const auto LEFTINSPECTORSIDEPANESPLITTERINDEX = 1;
             const auto VIEWPLITTERINDEX = 2;
             const auto RIGHTINSPECTORSIDEPANESPLITTERINDEX = 3;
             const auto RIGHTMAININSPECTORWIDGETSPLITTERINDEX = 4;
             }
             class MainWindow::MainWindowPrivate {
             public:
                 explicit MainWindowPrivate(MainWindow *mainWindow)
                         : m_LastOpenLeftInspectorSize{},
                           m_LastOpenRightInspectorSize{},
                           m_GeneralSettingsWidget{new SqpSettingsGeneralWidget{mainWindow}},
                           m_SettingsDialog{new SqpSettingsDialog{mainWindow}},
                           m_CatalogExplorer{new CatalogueExplorer{mainWindow}}
                 {
                 }
                 QSize m_LastOpenLeftInspectorSize;
                 QSize m_LastOpenRightInspectorSize;
                 /// General settings widget. MainWindow has the ownership
                 SqpSettingsGeneralWidget *m_GeneralSettingsWidget;
                 /// Settings dialog. MainWindow has the ownership
                 SqpSettingsDialog *m_SettingsDialog;
                 /// Catalogue dialog. MainWindow has the ownership
                 CatalogueExplorer *m_CatalogExplorer;
             };
             MainWindow::MainWindow(QWidget *parent)
                     : QMainWindow{parent},
                       m_Ui{new Ui::MainWindow},
                       impl{spimpl::make_unique_impl<MainWindowPrivate>(this)}
             {
                 m_Ui->setupUi(this);
                 m_Ui->splitter->setCollapsible(LEFTINSPECTORSIDEPANESPLITTERINDEX, false);
                 m_Ui->splitter->setCollapsible(RIGHTINSPECTORSIDEPANESPLITTERINDEX, false);
+                impl->m_CatalogExplorer->setVisualizationWidget(m_Ui->view);
                 auto leftSidePane = m_Ui->leftInspectorSidePane->sidePane();
                 auto openLeftInspectorAction = new QAction{QIcon{
                                                                ":/icones/previous.png",
                                                            },
                                                            tr("Show/hide the left inspector"), this};
                 auto spacerLeftTop = new QWidget{};
                 spacerLeftTop->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
                 auto spacerLeftBottom = new QWidget{};
                 spacerLeftBottom->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
                 leftSidePane->addWidget(spacerLeftTop);
                 leftSidePane->addAction(openLeftInspectorAction);
                 leftSidePane->addWidget(spacerLeftBottom);
                 auto rightSidePane = m_Ui->rightInspectorSidePane->sidePane();
                 auto openRightInspectorAction = new QAction{QIcon{
                                                                 ":/icones/next.png",
                                                             },
                                                             tr("Show/hide the right inspector"), this};
                 auto spacerRightTop = new QWidget{};
                 spacerRightTop->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
                 auto spacerRightBottom = new QWidget{};
                 spacerRightBottom->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
                 rightSidePane->addWidget(spacerRightTop);
                 rightSidePane->addAction(openRightInspectorAction);
                 rightSidePane->addWidget(spacerRightBottom);
                 openLeftInspectorAction->setCheckable(true);
                 openRightInspectorAction->setCheckable(true);
                 auto openInspector = [this](bool checked, bool right, auto action) {
                     action->setIcon(QIcon{(checked xor right) ? ":/icones/next.png" : ":/icones/previous.png"});
                     auto &lastInspectorSize
                         = right ? impl->m_LastOpenRightInspectorSize : impl->m_LastOpenLeftInspectorSize;
                     auto nextInspectorSize = right ? m_Ui->rightMainInspectorWidget->size()
                                                    : m_Ui->leftMainInspectorWidget->size();
                     // Update of the last opened geometry
                     if (checked) {
                         lastInspectorSize = nextInspectorSize;
                     }
                     auto startSize = lastInspectorSize;
                     auto endSize = startSize;
                     endSize.setWidth(0);
                     auto splitterInspectorIndex
                         = right ? RIGHTMAININSPECTORWIDGETSPLITTERINDEX : LEFTMAININSPECTORWIDGETSPLITTERINDEX;
                     auto currentSizes = m_Ui->splitter->sizes();
                     if (checked) {
                         // adjust sizes individually here, e.g.
                         currentSizes[splitterInspectorIndex] -= lastInspectorSize.width();
                         currentSizes[VIEWPLITTERINDEX] += lastInspectorSize.width();
                         m_Ui->splitter->setSizes(currentSizes);
                     }
                     else {
                         // adjust sizes individually here, e.g.
                         currentSizes[splitterInspectorIndex] += lastInspectorSize.width();
                         currentSizes[VIEWPLITTERINDEX] -= lastInspectorSize.width();
                         m_Ui->splitter->setSizes(currentSizes);
                     }
                 };
                 connect(openLeftInspectorAction, &QAction::triggered,
                         [openInspector, openLeftInspectorAction](bool checked) {
                             openInspector(checked, false, openLeftInspectorAction);
                         });
                 connect(openRightInspectorAction, &QAction::triggered,
                         [openInspector, openRightInspectorAction](bool checked) {
                             openInspector(checked, true, openRightInspectorAction);
                         });
                 // //////////////// //
                 // Menu and Toolbar //
                 // //////////////// //
                 this->menuBar()->addAction(tr("File"));
                 auto toolsMenu = this->menuBar()->addMenu(tr("Tools"));
                 toolsMenu->addAction(tr("Settings..."), [this]() {
                     // Loads settings
                     impl->m_SettingsDialog->loadSettings();
                     // Open settings dialog and save settings if the dialog is accepted
                     if (impl->m_SettingsDialog->exec() == QDialog::Accepted) {
                         impl->m_SettingsDialog->saveSettings();
                     }
                 });
                 auto mainToolBar = this->addToolBar(QStringLiteral("MainToolBar"));
                 auto timeWidget = new TimeWidget{};
                 mainToolBar->addWidget(timeWidget);
                 // Interaction modes
                 auto actionPointerMode = new QAction{QIcon(":/icones/pointer.png"), "Move", this};
                 actionPointerMode->setCheckable(true);
                 actionPointerMode->setChecked(sqpApp->plotsInteractionMode()
                                               == SqpApplication::PlotsInteractionMode::None);
                 connect(actionPointerMode, &QAction::triggered,
                         []() { sqpApp->setPlotsInteractionMode(SqpApplication::PlotsInteractionMode::None); });
                 auto actionZoomMode = new QAction{QIcon(":/icones/zoom.png"), "Zoom", this};
                 actionZoomMode->setCheckable(true);
                 actionZoomMode->setChecked(sqpApp->plotsInteractionMode()
                                            == SqpApplication::PlotsInteractionMode::ZoomBox);
                 connect(actionZoomMode, &QAction::triggered, []() {
                     sqpApp->setPlotsInteractionMode(SqpApplication::PlotsInteractionMode::ZoomBox);
                 });
                 auto actionOrganisationMode = new QAction{QIcon(":/icones/drag.png"), "Organize", this};
                 actionOrganisationMode->setCheckable(true);
                 actionOrganisationMode->setChecked(sqpApp->plotsInteractionMode()
                                                    == SqpApplication::PlotsInteractionMode::DragAndDrop);
                 connect(actionOrganisationMode, &QAction::triggered, []() {
                     sqpApp->setPlotsInteractionMode(SqpApplication::PlotsInteractionMode::DragAndDrop);
                 });
                 auto actionZonesMode = new QAction{QIcon(":/icones/rectangle.png"), "Zones", this};
                 actionZonesMode->setCheckable(true);
                 actionZonesMode->setChecked(sqpApp->plotsInteractionMode()
                                             == SqpApplication::PlotsInteractionMode::SelectionZones);
                 connect(actionZonesMode, &QAction::triggered, []() {
                     sqpApp->setPlotsInteractionMode(SqpApplication::PlotsInteractionMode::SelectionZones);
                 });
                 auto modeActionGroup = new QActionGroup{this};
                 modeActionGroup->addAction(actionZoomMode);
                 modeActionGroup->addAction(actionZonesMode);
                 modeActionGroup->addAction(actionOrganisationMode);
                 modeActionGroup->addAction(actionPointerMode);
                 modeActionGroup->setExclusive(true);
                 mainToolBar->addSeparator();
                 mainToolBar->addAction(actionPointerMode);
                 mainToolBar->addAction(actionZoomMode);
                 mainToolBar->addAction(actionOrganisationMode);
                 mainToolBar->addAction(actionZonesMode);
                 mainToolBar->addSeparator();
                 // Cursors
                 auto btnCursor = new QToolButton{this};
                 btnCursor->setIcon(QIcon(":/icones/cursor.png"));
                 btnCursor->setText("Cursor");
                 btnCursor->setToolTip("Cursor");
                 btnCursor->setPopupMode(QToolButton::InstantPopup);
                 auto cursorMenu = new QMenu("CursorMenu", this);
                 btnCursor->setMenu(cursorMenu);
                 auto noCursorAction = cursorMenu->addAction("No Cursor");
                 noCursorAction->setCheckable(true);
                 noCursorAction->setChecked(sqpApp->plotsCursorMode()
                                            == SqpApplication::PlotsCursorMode::NoCursor);
                 connect(noCursorAction, &QAction::triggered,
                         []() { sqpApp->setPlotsCursorMode(SqpApplication::PlotsCursorMode::NoCursor); });
                 cursorMenu->addSeparator();
                 auto verticalCursorAction = cursorMenu->addAction("Vertical Cursor");
                 verticalCursorAction->setCheckable(true);
                 verticalCursorAction->setChecked(sqpApp->plotsCursorMode()
                                                  == SqpApplication::PlotsCursorMode::Vertical);
                 connect(verticalCursorAction, &QAction::triggered,
                         []() { sqpApp->setPlotsCursorMode(SqpApplication::PlotsCursorMode::Vertical); });
                 auto temporalCursorAction = cursorMenu->addAction("Temporal Cursor");
                 temporalCursorAction->setCheckable(true);
                 temporalCursorAction->setChecked(sqpApp->plotsCursorMode()
                                                  == SqpApplication::PlotsCursorMode::Temporal);
                 connect(temporalCursorAction, &QAction::triggered,
                         []() { sqpApp->setPlotsCursorMode(SqpApplication::PlotsCursorMode::Temporal); });
                 auto horizontalCursorAction = cursorMenu->addAction("Horizontal Cursor");
                 horizontalCursorAction->setCheckable(true);
                 horizontalCursorAction->setChecked(sqpApp->plotsCursorMode()
                                                    == SqpApplication::PlotsCursorMode::Horizontal);
                 connect(horizontalCursorAction, &QAction::triggered,
                         []() { sqpApp->setPlotsCursorMode(SqpApplication::PlotsCursorMode::Horizontal); });
                 auto crossCursorAction = cursorMenu->addAction("Cross Cursor");
                 crossCursorAction->setCheckable(true);
                 crossCursorAction->setChecked(sqpApp->plotsCursorMode()
                                               == SqpApplication::PlotsCursorMode::Cross);
                 connect(crossCursorAction, &QAction::triggered,
                         []() { sqpApp->setPlotsCursorMode(SqpApplication::PlotsCursorMode::Cross); });
                 mainToolBar->addWidget(btnCursor);
                 auto cursorModeActionGroup = new QActionGroup{this};
                 cursorModeActionGroup->setExclusive(true);
                 cursorModeActionGroup->addAction(noCursorAction);
                 cursorModeActionGroup->addAction(verticalCursorAction);
                 cursorModeActionGroup->addAction(temporalCursorAction);
                 cursorModeActionGroup->addAction(horizontalCursorAction);
                 cursorModeActionGroup->addAction(crossCursorAction);
                 // Catalog
                 mainToolBar->addSeparator();
                 mainToolBar->addAction(QIcon(":/icones/catalogue.png"), "Catalogues",
                                        [this]() { impl->m_CatalogExplorer->show(); });
                 // //////// //
                 // Settings //
                 // //////// //
                 // Registers "general settings" widget to the settings dialog
                 impl->m_SettingsDialog->registerWidget(QStringLiteral("General"),
                                                        impl->m_GeneralSettingsWidget);
                 // /////////// //
                 // Connections //
                 // /////////// //
                 // Controllers / controllers connections
                 connect(&sqpApp->timeController(), SIGNAL(timeUpdated(SqpRange)), &sqpApp->variableController(),
                         SLOT(onDateTimeOnSelection(SqpRange)));
                 // Widgets / controllers connections
                 // DataSource
                 connect(&sqpApp->dataSourceController(), SIGNAL(dataSourceItemSet(DataSourceItem *)),
                         m_Ui->dataSourceWidget, SLOT(addDataSource(DataSourceItem *)));
                 // Time
                 connect(timeWidget, SIGNAL(timeUpdated(SqpRange)), &sqpApp->timeController(),
                         SLOT(onTimeToUpdate(SqpRange)));
                 // Visualization
                 connect(&sqpApp->visualizationController(),
                         SIGNAL(variableAboutToBeDeleted(std::shared_ptr<Variable>)), m_Ui->view,
                         SLOT(onVariableAboutToBeDeleted(std::shared_ptr<Variable>)));
                 connect(&sqpApp->visualizationController(),
                         SIGNAL(rangeChanged(std::shared_ptr<Variable>, const SqpRange &)), m_Ui->view,
                         SLOT(onRangeChanged(std::shared_ptr<Variable>, const SqpRange &)));
                 // Widgets / widgets connections
                 // For the following connections, we use DirectConnection to allow each widget that can
                 // potentially attach a menu to the variable's menu to do so before this menu is displayed.
                 // The order of connections is also important, since it determines the order in which each
                 // widget will attach its menu
                 connect(
                     m_Ui->variableInspectorWidget,
                     SIGNAL(tableMenuAboutToBeDisplayed(QMenu *, const QVector<std::shared_ptr<Variable> > &)),
                     m_Ui->view, SLOT(attachVariableMenu(QMenu *, const QVector<std::shared_ptr<Variable> > &)),
                     Qt::DirectConnection);
             }
             MainWindow::~MainWindow()
             {
             }
             void MainWindow::changeEvent(QEvent *e)
             {
                 QMainWindow::changeEvent(e);
                 switch (e->type()) {
                     case QEvent::LanguageChange:
                         m_Ui->retranslateUi(this);
                         break;
                     default:
                         break;
                 }
             }

gui/include/Catalogue/CatalogueEventsWidget.h +3 0

             #ifndef SCIQLOP_CATALOGUEEVENTSWIDGET_H
             #define SCIQLOP_CATALOGUEEVENTSWIDGET_H
             #include <Common/spimpl.h>
             #include <QWidget>
             class DBCatalogue;
             class DBEvent;
+            class VisualizationWidget;
             namespace Ui {
             class CatalogueEventsWidget;
             }
             class CatalogueEventsWidget : public QWidget {
                 Q_OBJECT
             signals:
                 void eventsSelected(const QVector<DBEvent> &event);
             public:
                 explicit CatalogueEventsWidget(QWidget *parent = 0);
                 virtual ~CatalogueEventsWidget();
+                void setVisualizationWidget(VisualizationWidget *visualization);
             public slots:
                 void populateWithCatalogues(const QVector<DBCatalogue> &catalogues);
             private:
                 Ui::CatalogueEventsWidget *ui;
                 class CatalogueEventsWidgetPrivate;
                 spimpl::unique_impl_ptr<CatalogueEventsWidgetPrivate> impl;
             };
             #endif // SCIQLOP_CATALOGUEEVENTSWIDGET_H

gui/include/Catalogue/CatalogueExplorer.h +8 0

             #ifndef SCIQLOP_CATALOGUEEXPLORER_H
             #define SCIQLOP_CATALOGUEEXPLORER_H
+            #include <Common/spimpl.h>
             #include <QDialog>
             namespace Ui {
             class CatalogueExplorer;
             }
+            class VisualizationWidget;
             class CatalogueExplorer : public QDialog {
                 Q_OBJECT
             public:
                 explicit CatalogueExplorer(QWidget *parent = 0);
                 virtual ~CatalogueExplorer();
+                void setVisualizationWidget(VisualizationWidget *visualization);
             private:
                 Ui::CatalogueExplorer *ui;
+                class CatalogueExplorerPrivate;
+                spimpl::unique_impl_ptr<CatalogueExplorerPrivate> impl;
             };
             #endif // SCIQLOP_CATALOGUEEXPLORER_H

gui/include/Visualization/VisualizationTabWidget.h +5 -1

             #ifndef SCIQLOP_VISUALIZATIONTABWIDGET_H
             #define SCIQLOP_VISUALIZATIONTABWIDGET_H
             #include "Visualization/IVisualizationWidget.h"
             #include <Common/spimpl.h>
             #include <QLoggingCategory>
             #include <QMimeData>
             #include <QWidget>
             Q_DECLARE_LOGGING_CATEGORY(LOG_VisualizationTabWidget)
             class Variable;
             class VisualizationZoneWidget;
             namespace Ui {
             class VisualizationTabWidget;
             } // namespace Ui
             class VisualizationTabWidget : public QWidget, public IVisualizationWidget {
                 Q_OBJECT
             public:
                 explicit VisualizationTabWidget(const QString &name = {}, QWidget *parent = 0);
                 virtual ~VisualizationTabWidget();
-                /// Add a zone widget
+                /// Adds a zone widget
                 void addZone(VisualizationZoneWidget *zoneWidget);
+                /// Inserts a zone widget at the specified position
                 void insertZone(int index, VisualizationZoneWidget *zoneWidget);
+                /// Returns the list of zone widget names in the order they are displayed
+                QStringList availableZoneWidgets() const;
                 /**
                  * Creates a zone using a variable. The variable will be displayed in a new graph of the new
                  * zone. The zone is added at the end.
                  * @param variable the variable for which to create the zone
                  * @return the pointer to the created zone
                  */
                 VisualizationZoneWidget *createZone(std::shared_ptr<Variable> variable);
                 /**
                  * Creates a zone using a list of variables. The variables will be displayed in a new graph of
                  * the new zone. The zone is inserted at the specified index.
                  * @param variables the variables for which to create the zone
                  * @param index The index where the zone should be inserted in the layout
                  * @return the pointer to the created zone
                  */
                 VisualizationZoneWidget *createZone(const QList<std::shared_ptr<Variable> > &variables,
                                                     int index);
                 /**
                  * Creates a zone which is empty (no variables). The zone is inserted at the specified index.
                  * @param index The index where the zone should be inserted in the layout
                  * @return the pointer to the created zone
                  */
                 VisualizationZoneWidget *createEmptyZone(int index);
                 // IVisualizationWidget interface
                 void accept(IVisualizationWidgetVisitor *visitor) override;
                 bool canDrop(const Variable &variable) const override;
                 bool contains(const Variable &variable) const override;
                 QString name() const override;
             protected:
                 void closeEvent(QCloseEvent *event) override;
             private:
                 /// @return the layout of tab in which zones are added
                 QLayout &tabLayout() const noexcept;
                 Ui::VisualizationTabWidget *ui;
                 class VisualizationTabWidgetPrivate;
                 spimpl::unique_impl_ptr<VisualizationTabWidgetPrivate> impl;
             private slots:
                 void dropMimeData(int index, const QMimeData *mimeData);
             };
             #endif // SCIQLOP_VISUALIZATIONTABWIDGET_H

gui/include/Visualization/VisualizationWidget.h +2 0

             #ifndef SCIQLOP_VISUALIZATIONWIDGET_H
             #define SCIQLOP_VISUALIZATIONWIDGET_H
             #include "Visualization/IVisualizationWidget.h"
             #include <Data/SqpRange.h>
             #include <QLoggingCategory>
             #include <QWidget>
             #include <Common/spimpl.h>
             Q_DECLARE_LOGGING_CATEGORY(LOG_VisualizationWidget)
             class QMenu;
             class Variable;
             class VisualizationTabWidget;
             class VisualizationSelectionZoneManager;
             namespace Ui {
             class VisualizationWidget;
             } // namespace Ui
             class VisualizationWidget : public QWidget, public IVisualizationWidget {
                 Q_OBJECT
             public:
                 explicit VisualizationWidget(QWidget *parent = 0);
                 virtual ~VisualizationWidget();
                 /// Returns the class which manage the selection of selection zone across the visualization
                 VisualizationSelectionZoneManager &selectionZoneManager() const;
+                VisualizationTabWidget *currentTabWidget() const;
                 // IVisualizationWidget interface
                 void accept(IVisualizationWidgetVisitor *visitor) override;
                 bool canDrop(const Variable &variable) const override;
                 bool contains(const Variable &variable) const override;
                 QString name() const override;
             public slots:
                 /**
                  * Attaches to a menu the menu relative to the visualization of variables
                  * @param menu the parent menu of the generated menu
                  * @param variables the variables for which to generate the menu
                  */
                 void attachVariableMenu(QMenu *menu,
                                         const QVector<std::shared_ptr<Variable> > &variables) noexcept;
                 /// Slot called when a variable is about to be deleted from SciQlop
                 void onVariableAboutToBeDeleted(std::shared_ptr<Variable> variable) noexcept;
                 void onRangeChanged(std::shared_ptr<Variable> variable, const SqpRange &range) noexcept;
             protected:
                 void closeEvent(QCloseEvent *event) override;
             private:
                 Ui::VisualizationWidget *ui;
                 class VisualizationWidgetPrivate;
                 spimpl::unique_impl_ptr<VisualizationWidgetPrivate> impl;
             };
             #endif // VISUALIZATIONWIDGET_H

gui/src/Catalogue/CatalogueEventsWidget.cpp +32 -7

             #include "Catalogue/CatalogueEventsWidget.h"
             #include "ui_CatalogueEventsWidget.h"
             #include <Catalogue/CatalogueController.h>
             #include <Catalogue/CatalogueEventsTableModel.h>
             #include <CatalogueDao.h>
             #include <DBCatalogue.h>
             #include <SqpApplication.h>
+            #include <Visualization/VisualizationTabWidget.h>
+            #include <Visualization/VisualizationWidget.h>
             #include <QDialog>
             #include <QDialogButtonBox>
             #include <QListWidget>
             /// Format of the dates appearing in the label of a cursor
             const auto DATETIME_FORMAT = QStringLiteral("yyyy/MM/dd hh:mm:ss");
             struct CatalogueEventsWidget::CatalogueEventsWidgetPrivate {
                 CatalogueEventsTableModel *m_Model = nullptr;
                 QString m_ZoneForTimeMode;
                 QString m_ZoneForGraphMode;
+                VisualizationWidget *m_VisualizationWidget = nullptr;
                 void setEvents(const QVector<DBEvent> &events, QTableView *tableView)
                 {
                     tableView->setSortingEnabled(false);
                     m_Model->setEvents(events);
                     tableView->setSortingEnabled(true);
                 }
                 void addEvent(const DBEvent &event, QTableView *tableView)
                 {
                     tableView->setSortingEnabled(false);
                     m_Model->addEvent(event);
                     tableView->setSortingEnabled(true);
                 }
                 void removeEvent(const DBEvent &event, QTableView *tableView)
                 {
                     tableView->setSortingEnabled(false);
                     m_Model->removeEvent(event);
                     tableView->setSortingEnabled(true);
                 }
-                QStringList selectZone(QWidget *parent, const QStringList &availableZones,
+                QStringList getAvailableVisualizationZoneList() const
-                                       const QStringList &selectedZones, bool allowMultiSelection,
-                                       const QPoint &location)
+                    if (m_VisualizationWidget) {
+                        if (auto tab = m_VisualizationWidget->currentTabWidget()) {
+                            return tab->availableZoneWidgets();
+                        }
+                    }
+                    return QStringList{};
+                }
+                QStringList selectZone(QWidget *parent, const QStringList &selectedZones,
+                                       bool allowMultiSelection, const QPoint &location)
                 {
+                    auto availableZones = getAvailableVisualizationZoneList();
+                    if (availableZones.isEmpty()) {
+                        return QStringList{};
+                    }
                     QDialog d(parent, Qt::Tool);
                     d.setWindowTitle("Choose a zone");
                     auto layout = new QVBoxLayout{&d};
                     layout->setContentsMargins(0, 0, 0, 0);
                     auto listWidget = new QListWidget{&d};
                     layout->addWidget(listWidget);
                     QSet<QListWidgetItem *> checkedItems;
                     for (auto zone : availableZones) {
                         auto item = new QListWidgetItem{zone};
                         item->setFlags(Qt::ItemIsEnabled | Qt::ItemIsUserCheckable);
                         if (selectedZones.contains(zone)) {
                             item->setCheckState(Qt::Checked);
                             checkedItems << item;
                         }
                         else {
                             item->setCheckState(Qt::Unchecked);
                         }
                         listWidget->addItem(item);
                     }
                     auto buttonBox = new QDialogButtonBox{QDialogButtonBox::Ok, &d};
                     layout->addWidget(buttonBox);
                     QObject::connect(buttonBox, &QDialogButtonBox::accepted, &d, &QDialog::accept);
                     QObject::connect(buttonBox, &QDialogButtonBox::rejected, &d, &QDialog::reject);
                     QObject::connect(listWidget, &QListWidget::itemChanged,
                                      [&checkedItems, allowMultiSelection, listWidget](auto item) {
                                          if (item->checkState() == Qt::Checked) {
                                              if (!allowMultiSelection) {
                                                  for (auto checkedItem : checkedItems) {
                                                      listWidget->blockSignals(true);
                                                      checkedItem->setCheckState(Qt::Unchecked);
                                                      listWidget->blockSignals(false);
                                                  }
                                                  checkedItems.clear();
                                              }
                                              checkedItems << item;
                                          }
                                          else {
                                              checkedItems.remove(item);
                                          }
                                      });
                     QStringList result;
                     d.setMinimumWidth(120);
                     d.resize(d.minimumSizeHint());
                     d.move(location);
                     if (d.exec() == QDialog::Accepted) {
                         for (auto item : checkedItems) {
                             result += item->text();
                         }
                     }
+                    else {
+                        result = selectedZones;
+                    }
                     return result;
                 }
             };
             CatalogueEventsWidget::CatalogueEventsWidget(QWidget *parent)
                     : QWidget(parent),
                       ui(new Ui::CatalogueEventsWidget),
                       impl{spimpl::make_unique_impl<CatalogueEventsWidgetPrivate>()}
             {
                 ui->setupUi(this);
                 impl->m_Model = new CatalogueEventsTableModel{this};
                 ui->tableView->setModel(impl->m_Model);
                 ui->tableView->setSortingEnabled(true);
                 ui->tableView->setDragDropMode(QAbstractItemView::DragDrop);
                 ui->tableView->setDragEnabled(true);
                 connect(ui->btnTime, &QToolButton::clicked, [this](auto checked) {
                     if (checked) {
                         ui->btnChart->setChecked(false);
                         impl->m_ZoneForTimeMode
-                            = impl->selectZone(this, {"Zone 1", "Zone 2", "Zone 3", "Zone 4"},
+                            = impl->selectZone(this, {impl->m_ZoneForTimeMode}, false,
-                                               {impl->m_ZoneForTimeMode}, false,
                                                this->mapToGlobal(ui->btnTime->frameGeometry().center()))
                                   .value(0);
                     }
                 });
                 connect(ui->btnChart, &QToolButton::clicked, [this](auto checked) {
                     if (checked) {
                         ui->btnTime->setChecked(false);
                         impl->m_ZoneForGraphMode
-                            = impl->selectZone(this, {"Zone 1", "Zone 2", "Zone 3", "Zone 4"},
+                            = impl->selectZone(this, {impl->m_ZoneForGraphMode}, false,
-                                               {impl->m_ZoneForGraphMode}, false,
                                                this->mapToGlobal(ui->btnChart->frameGeometry().center()))
                                   .value(0);
                     }
                 });
                 auto emitSelection = [this]() {
                     QVector<DBEvent> events;
                     for (auto rowIndex : ui->tableView->selectionModel()->selectedRows()) {
                         events << impl->m_Model->getEvent(rowIndex.row());
                     }
                     emit this->eventsSelected(events);
                 };
                 connect(ui->tableView, &QTableView::clicked, emitSelection);
                 connect(ui->tableView->selectionModel(), &QItemSelectionModel::selectionChanged, emitSelection);
                 connect(ui->tableView->selectionModel(), &QItemSelectionModel::selectionChanged, [this]() {
                     auto isNotMultiSelection = ui->tableView->selectionModel()->selectedRows().count() <= 1;
                     ui->btnChart->setEnabled(isNotMultiSelection);
                     ui->btnTime->setEnabled(isNotMultiSelection);
                 });
                 ui->tableView->horizontalHeader()->setSectionResizeMode(QHeaderView::ResizeToContents);
                 ui->tableView->horizontalHeader()->setSectionResizeMode(0, QHeaderView::Stretch);
                 ui->tableView->horizontalHeader()->setSortIndicatorShown(true);
             }
             CatalogueEventsWidget::~CatalogueEventsWidget()
             {
                 delete ui;
             }
+            void CatalogueEventsWidget::setVisualizationWidget(VisualizationWidget *visualization)
+            {
+                impl->m_VisualizationWidget = visualization;
+            }
             void CatalogueEventsWidget::populateWithCatalogues(const QVector<DBCatalogue> &catalogues)
             {
                 auto &dao = sqpApp->catalogueController().getDao();
                 QSet<QUuid> eventIds;
                 QVector<DBEvent> events;
                 for (auto catalogue : catalogues) {
                     auto catalogueEvents = dao.getCatalogueEvents(catalogue);
                     for (auto event : catalogueEvents) {
                         if (!eventIds.contains(event.getUniqId())) {
                             events << event;
                             eventIds.insert(event.getUniqId());
                         }
                     }
                 }
                 impl->setEvents(events, ui->tableView);
             }

gui/src/Catalogue/CatalogueExplorer.cpp +12 -1

             #include "Catalogue/CatalogueExplorer.h"
             #include "ui_CatalogueExplorer.h"
+            #include <Visualization/VisualizationWidget.h>
             #include <DBCatalogue.h>
             #include <DBEvent.h>
+            struct CatalogueExplorer::CatalogueExplorerPrivate {
+            };
             CatalogueExplorer::CatalogueExplorer(QWidget *parent)
                     : QDialog(parent, Qt::Dialog | Qt::WindowMinMaxButtonsHint | Qt::WindowCloseButtonHint),
-                      ui(new Ui::CatalogueExplorer)
+                      ui(new Ui::CatalogueExplorer),
+                      impl{spimpl::make_unique_impl<CatalogueExplorerPrivate>()}
             {
                 ui->setupUi(this);
                 connect(ui->catalogues, &CatalogueSideBarWidget::catalogueSelected, [this](auto catalogues) {
                     if (catalogues.count() == 1) {
                         ui->inspector->setCatalogue(catalogues.first());
                     }
                     else {
                         ui->inspector->showPage(CatalogueInspectorWidget::Page::Empty);
                     }
                     ui->events->populateWithCatalogues(catalogues);
                 });
                 connect(ui->catalogues, &CatalogueSideBarWidget::databaseSelected, [this](auto databases) {
                     ui->inspector->showPage(CatalogueInspectorWidget::Page::Empty);
                 });
                 connect(ui->catalogues, &CatalogueSideBarWidget::trashSelected,
                         [this]() { ui->inspector->showPage(CatalogueInspectorWidget::Page::Empty); });
                 connect(ui->catalogues, &CatalogueSideBarWidget::allEventsSelected,
                         [this]() { ui->inspector->showPage(CatalogueInspectorWidget::Page::Empty); });
                 connect(ui->catalogues, &CatalogueSideBarWidget::selectionCleared,
                         [this]() { ui->inspector->showPage(CatalogueInspectorWidget::Page::Empty); });
                 connect(ui->events, &CatalogueEventsWidget::eventsSelected, [this](auto events) {
                     if (events.count() == 1) {
                         ui->inspector->setEvent(events.first());
                     }
                     else {
                         ui->inspector->showPage(CatalogueInspectorWidget::Page::Empty);
                     }
                 });
             }
             CatalogueExplorer::~CatalogueExplorer()
             {
                 delete ui;
             }
+            void CatalogueExplorer::setVisualizationWidget(VisualizationWidget *visualization)
+            {
+                ui->events->setVisualizationWidget(visualization);
+            }

gui/src/Visualization/VisualizationTabWidget.cpp +9 0

             #include "Visualization/VisualizationTabWidget.h"
             #include "Visualization/IVisualizationWidgetVisitor.h"
             #include "ui_VisualizationTabWidget.h"
             #include "Visualization/VisualizationGraphWidget.h"
             #include "Visualization/VisualizationZoneWidget.h"
             #include "Visualization/MacScrollBarStyle.h"
             #include "Variable/VariableController.h"
             #include "Common/MimeTypesDef.h"
             #include "DragAndDrop/DragDropGuiController.h"
             #include "SqpApplication.h"
             Q_LOGGING_CATEGORY(LOG_VisualizationTabWidget, "VisualizationTabWidget")
             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);
             }
             /**
              * 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);
                         }
                     }
                 }
             }
             } // namespace
             struct VisualizationTabWidget::VisualizationTabWidgetPrivate {
                 explicit VisualizationTabWidgetPrivate(const QString &name) : m_Name{name} {}
                 QString m_Name;
             #ifdef Q_OS_MAC
                 std::unique_ptr<MacScrollBarStyle> m_MacScrollBarStyle = std::make_unique<MacScrollBarStyle>();
             #endif
                 void dropGraph(int index, VisualizationTabWidget *tabWidget);
                 void dropZone(int index, VisualizationTabWidget *tabWidget);
                 void dropVariables(const QList<std::shared_ptr<Variable> > &variables, int index,
                                    VisualizationTabWidget *tabWidget);
             };
             VisualizationTabWidget::VisualizationTabWidget(const QString &name, QWidget *parent)
                     : QWidget{parent},
                       ui{new Ui::VisualizationTabWidget},
                       impl{spimpl::make_unique_impl<VisualizationTabWidgetPrivate>(name)}
             {
                 ui->setupUi(this);
             #ifdef Q_OS_MAC
                 impl->m_MacScrollBarStyle->selfInstallOn(ui->scrollArea, true);
             #endif
                 ui->dragDropContainer->setPlaceHolderType(DragDropGuiController::PlaceHolderType::Zone, "Zone");
                 ui->dragDropContainer->layout()->setContentsMargins(0, 0, 0, 12);
                 ui->dragDropContainer->layout()->setSpacing(0);
                 ui->dragDropContainer->setMimeType(MIME_TYPE_GRAPH,
                                                    VisualizationDragDropContainer::DropBehavior::Inserted);
                 ui->dragDropContainer->setMimeType(MIME_TYPE_ZONE,
                                                    VisualizationDragDropContainer::DropBehavior::Inserted);
                 ui->dragDropContainer->setMimeType(MIME_TYPE_VARIABLE_LIST,
                                                    VisualizationDragDropContainer::DropBehavior::Inserted);
                 ui->dragDropContainer->setAcceptMimeDataFunction([this](auto mimeData) {
                     return sqpApp->dragDropGuiController().checkMimeDataForVisualization(mimeData,
                                                                                          ui->dragDropContainer);
                 });
                 connect(ui->dragDropContainer, &VisualizationDragDropContainer::dropOccuredInContainer, this,
                         &VisualizationTabWidget::dropMimeData);
                 sqpApp->dragDropGuiController().addDragDropScrollArea(ui->scrollArea);
                 // Widget is deleted when closed
                 setAttribute(Qt::WA_DeleteOnClose);
             }
             VisualizationTabWidget::~VisualizationTabWidget()
             {
                 sqpApp->dragDropGuiController().removeDragDropScrollArea(ui->scrollArea);
                 delete ui;
             }
             void VisualizationTabWidget::addZone(VisualizationZoneWidget *zoneWidget)
             {
                 ui->dragDropContainer->addDragWidget(zoneWidget);
             }
             void VisualizationTabWidget::insertZone(int index, VisualizationZoneWidget *zoneWidget)
             {
                 ui->dragDropContainer->insertDragWidget(index, zoneWidget);
             }
+            QStringList VisualizationTabWidget::availableZoneWidgets() const
+            {
+                QStringList zones;
+                processZones(tabLayout(),
+                             [&zones](VisualizationZoneWidget &zoneWidget) { zones << zoneWidget.name(); });
+                return zones;
+            }
             VisualizationZoneWidget *VisualizationTabWidget::createZone(std::shared_ptr<Variable> variable)
             {
                 return createZone({variable}, -1);
             }
             VisualizationZoneWidget *
             VisualizationTabWidget::createZone(const QList<std::shared_ptr<Variable> > &variables, int index)
             {
                 auto zoneWidget = createEmptyZone(index);
                 // Creates a new graph into the zone
                 zoneWidget->createGraph(variables, index);
                 return zoneWidget;
             }
             VisualizationZoneWidget *VisualizationTabWidget::createEmptyZone(int index)
             {
                 auto zoneWidget
                     = new VisualizationZoneWidget{defaultZoneName(*ui->dragDropContainer->layout()), this};
                 this->insertZone(index, zoneWidget);
                 return zoneWidget;
             }
             void VisualizationTabWidget::accept(IVisualizationWidgetVisitor *visitor)
             {
                 if (visitor) {
                     visitor->visitEnter(this);
                     // Apply visitor to zone children: widgets different from zones are not visited (no action)
                     processZones(tabLayout(), [visitor](VisualizationZoneWidget &zoneWidget) {
                         zoneWidget.accept(visitor);
                     });
                     visitor->visitLeave(this);
                 }
                 else {
                     qCCritical(LOG_VisualizationTabWidget()) << tr("Can't visit widget : the visitor is null");
                 }
             }
             bool VisualizationTabWidget::canDrop(const Variable &variable) const
             {
                 // A tab can always accomodate a variable
                 Q_UNUSED(variable);
                 return true;
             }
             bool VisualizationTabWidget::contains(const Variable &variable) const
             {
                 Q_UNUSED(variable);
                 return false;
             }
             QString VisualizationTabWidget::name() const
             {
                 return impl->m_Name;
             }
             void VisualizationTabWidget::closeEvent(QCloseEvent *event)
             {
                 // Closes zones in the tab
                 processZones(tabLayout(), [](VisualizationZoneWidget &zoneWidget) { zoneWidget.close(); });
                 QWidget::closeEvent(event);
             }
             QLayout &VisualizationTabWidget::tabLayout() const noexcept
             {
                 return *ui->dragDropContainer->layout();
             }
             void VisualizationTabWidget::dropMimeData(int index, const QMimeData *mimeData)
             {
                 if (mimeData->hasFormat(MIME_TYPE_GRAPH)) {
                     impl->dropGraph(index, this);
                 }
                 else if (mimeData->hasFormat(MIME_TYPE_ZONE)) {
                     impl->dropZone(index, this);
                 }
                 else if (mimeData->hasFormat(MIME_TYPE_VARIABLE_LIST)) {
                     auto variables = sqpApp->variableController().variablesForMimeData(
                         mimeData->data(MIME_TYPE_VARIABLE_LIST));
                     impl->dropVariables(variables, index, this);
                 }
                 else {
                     qCWarning(LOG_VisualizationZoneWidget())
                         << tr("VisualizationTabWidget::dropMimeData, unknown MIME data received.");
                 }
             }
             void VisualizationTabWidget::VisualizationTabWidgetPrivate::dropGraph(
                 int index, VisualizationTabWidget *tabWidget)
             {
                 auto &helper = sqpApp->dragDropGuiController();
                 auto graphWidget = qobject_cast<VisualizationGraphWidget *>(helper.getCurrentDragWidget());
                 if (!graphWidget) {
                     qCWarning(LOG_VisualizationZoneWidget())
                         << tr("VisualizationTabWidget::dropGraph, drop aborted, the dropped graph is not "
                               "found or invalid.");
                     Q_ASSERT(false);
                     return;
                 }
                 auto parentDragDropContainer
                     = qobject_cast<VisualizationDragDropContainer *>(graphWidget->parentWidget());
                 if (!parentDragDropContainer) {
                     qCWarning(LOG_VisualizationZoneWidget())
                         << tr("VisualizationTabWidget::dropGraph, drop aborted, the parent container of "
                               "the dropped graph is not found.");
                     Q_ASSERT(false);
                     return;
                 }
                 auto nbGraph = parentDragDropContainer->countDragWidget();
                 const auto &variables = graphWidget->variables();
                 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)
                     //{
                     //    sqpApp->variableController().onAbortProgressRequested(var);
                     //}
                     if (nbGraph == 1) {
                         // This is the only graph in the previous zone, close the zone
                         helper.delayedCloseWidget(graphWidget->parentZoneWidget());
                     }
                     else {
                         // Close the graph
                         helper.delayedCloseWidget(graphWidget);
                     }
                     auto zoneWidget = tabWidget->createZone(variables, index);
                     auto firstGraph = zoneWidget->firstGraph();
                     if (firstGraph) {
                         firstGraph->addSelectionZones(graphWidget->selectionZoneRanges());
                     }
                     else {
                         qCWarning(LOG_VisualizationZoneWidget())
                             << tr("VisualizationTabWidget::dropGraph, no graph added in the widget.");
                         Q_ASSERT(false);
                     }
                 }
                 else {
                     // The graph is empty, create an empty zone and move the graph inside
                     auto parentZoneWidget = graphWidget->parentZoneWidget();
                     parentDragDropContainer->layout()->removeWidget(graphWidget);
                     auto zoneWidget = tabWidget->createEmptyZone(index);
                     zoneWidget->addGraph(graphWidget);
                     // Close the old zone if it was the only graph inside
                     if (nbGraph == 1) {
                         helper.delayedCloseWidget(parentZoneWidget);
                     }
                 }
             }
             void VisualizationTabWidget::VisualizationTabWidgetPrivate::dropZone(
                 int index, VisualizationTabWidget *tabWidget)
             {
                 auto &helper = sqpApp->dragDropGuiController();
                 auto zoneWidget = qobject_cast<VisualizationZoneWidget *>(helper.getCurrentDragWidget());
                 if (!zoneWidget) {
                     qCWarning(LOG_VisualizationZoneWidget())
                         << tr("VisualizationTabWidget::dropZone, drop aborted, the dropped zone is not "
                               "found or invalid.");
                     Q_ASSERT(false);
                     return;
                 }
                 auto parentDragDropContainer
                     = qobject_cast<VisualizationDragDropContainer *>(zoneWidget->parentWidget());
                 if (!parentDragDropContainer) {
                     qCWarning(LOG_VisualizationZoneWidget())
                         << tr("VisualizationTabWidget::dropZone, drop aborted, the parent container of "
                               "the dropped zone is not found.");
                     Q_ASSERT(false);
                     return;
                 }
                 // Simple move of the zone, no variable operation associated
                 parentDragDropContainer->layout()->removeWidget(zoneWidget);
                 tabWidget->ui->dragDropContainer->insertDragWidget(index, zoneWidget);
             }
             void VisualizationTabWidget::VisualizationTabWidgetPrivate::dropVariables(
                 const QList<std::shared_ptr<Variable> > &variables, int index,
                 VisualizationTabWidget *tabWidget)
             {
                 // Note: the AcceptMimeDataFunction (set on the drop container) ensure there is a single and
                 // compatible variable here
                 if (variables.count() > 1) {
                     qCWarning(LOG_VisualizationZoneWidget())
                         << tr("VisualizationTabWidget::dropVariables, dropping multiple variables, operation "
                               "aborted.");
                     return;
                 }
                 tabWidget->createZone(variables, index);
             }

gui/src/Visualization/VisualizationWidget.cpp +9 0

             #include "Visualization/VisualizationWidget.h"
             #include "Visualization/IVisualizationWidgetVisitor.h"
             #include "Visualization/VisualizationActionManager.h"
             #include "Visualization/VisualizationGraphWidget.h"
             #include "Visualization/VisualizationSelectionZoneItem.h"
             #include "Visualization/VisualizationSelectionZoneManager.h"
             #include "Visualization/VisualizationTabWidget.h"
             #include "Visualization/VisualizationZoneWidget.h"
             #include "Visualization/operations/FindVariableOperation.h"
             #include "Visualization/operations/GenerateVariableMenuOperation.h"
             #include "Visualization/operations/RemoveVariableOperation.h"
             #include "Visualization/operations/RescaleAxeOperation.h"
             #include "Visualization/qcustomplot.h"
             #include "ui_VisualizationWidget.h"
             #include "DragAndDrop/DragDropGuiController.h"
             #include "SqpApplication.h"
             #include <QToolButton>
             #include <memory>
             Q_LOGGING_CATEGORY(LOG_VisualizationWidget, "VisualizationWidget")
             struct VisualizationWidget::VisualizationWidgetPrivate {
                 std::unique_ptr<VisualizationSelectionZoneManager> m_ZoneSelectionManager = nullptr;
                 VisualizationActionManager m_ActionManager;
                 VisualizationWidgetPrivate()
                         : m_ZoneSelectionManager(std::make_unique<VisualizationSelectionZoneManager>())
                 {
                 }
             };
             VisualizationWidget::VisualizationWidget(QWidget *parent)
                     : QWidget{parent},
                       ui{new Ui::VisualizationWidget},
                       impl{spimpl::make_unique_impl<VisualizationWidgetPrivate>()}
             {
                 ui->setupUi(this);
                 auto addTabViewButton = new QToolButton{ui->tabWidget};
                 addTabViewButton->setText(tr("Add View"));
                 addTabViewButton->setCursor(Qt::ArrowCursor);
                 ui->tabWidget->setCornerWidget(addTabViewButton, Qt::TopRightCorner);
                 auto enableMinimumCornerWidgetSize = [this](bool enable) {
                     auto tabViewCornerWidget = ui->tabWidget->cornerWidget();
                     auto width = enable ? tabViewCornerWidget->width() : 0;
                     auto height = enable ? tabViewCornerWidget->height() : 0;
                     tabViewCornerWidget->setMinimumHeight(height);
                     tabViewCornerWidget->setMinimumWidth(width);
                     ui->tabWidget->setMinimumHeight(height);
                     ui->tabWidget->setMinimumWidth(width);
                 };
                 auto addTabView = [this, enableMinimumCornerWidgetSize]() {
                     auto widget = new VisualizationTabWidget{QString{"View %1"}.arg(ui->tabWidget->count() + 1),
                                                              ui->tabWidget};
                     auto index = ui->tabWidget->addTab(widget, widget->name());
                     if (ui->tabWidget->count() > 0) {
                         enableMinimumCornerWidgetSize(false);
                     }
                     qCInfo(LOG_VisualizationWidget()) << tr("add the tab of index %1").arg(index);
                 };
                 auto removeTabView = [this, enableMinimumCornerWidgetSize](int index) {
                     if (ui->tabWidget->count() == 1) {
                         enableMinimumCornerWidgetSize(true);
                     }
                     // Removes widget from tab and closes it
                     auto widget = ui->tabWidget->widget(index);
                     ui->tabWidget->removeTab(index);
                     if (widget) {
                         widget->close();
                     }
                     qCInfo(LOG_VisualizationWidget()) << tr("remove the tab of index %1").arg(index);
                 };
                 ui->tabWidget->setTabsClosable(true);
                 connect(addTabViewButton, &QToolButton::clicked, addTabView);
                 connect(ui->tabWidget, &QTabWidget::tabCloseRequested, removeTabView);
                 sqpApp->dragDropGuiController().addDragDropTabBar(ui->tabWidget->tabBar());
                 // Actions
                 impl->m_ActionManager.installSelectionZoneActions();
                 auto removeZoneAction = new QAction("Remove selected zone(s)");
                 removeZoneAction->setShortcut(QKeySequence::Delete);
                 connect(removeZoneAction, &QAction::triggered, [this]() {
                     auto selection = impl->m_ZoneSelectionManager->selectedItems();
                     for (auto selectionZone : selection) {
                         if (auto graph = selectionZone->parentGraphWidget()) {
                             graph->removeSelectionZone(selectionZone);
                         }
                     }
                 });
                 addAction(removeZoneAction);
                 // Adds default tab
                 addTabView();
             }
             VisualizationWidget::~VisualizationWidget()
             {
                 sqpApp->dragDropGuiController().removeDragDropTabBar(ui->tabWidget->tabBar());
                 delete ui;
             }
             VisualizationSelectionZoneManager &VisualizationWidget::selectionZoneManager() const
             {
                 return *impl->m_ZoneSelectionManager.get();
             }
+            VisualizationTabWidget *VisualizationWidget::currentTabWidget() const
+            {
+                if (auto tab = qobject_cast<VisualizationTabWidget *>(ui->tabWidget->currentWidget())) {
+                    return tab;
+                }
+                return nullptr;
+            }
             void VisualizationWidget::accept(IVisualizationWidgetVisitor *visitor)
             {
                 if (visitor) {
                     visitor->visitEnter(this);
                     // Apply visitor for tab children
                     for (auto i = 0; i < ui->tabWidget->count(); ++i) {
                         // Widgets different from tabs are not visited (no action)
                         if (auto visualizationTabWidget
                             = dynamic_cast<VisualizationTabWidget *>(ui->tabWidget->widget(i))) {
                             visualizationTabWidget->accept(visitor);
                         }
                     }
                     visitor->visitLeave(this);
                 }
                 else {
                     qCCritical(LOG_VisualizationWidget()) << tr("Can't visit widget : the visitor is null");
                 }
             }
             bool VisualizationWidget::canDrop(const Variable &variable) const
             {
                 // The main widget can never accomodate a variable
                 Q_UNUSED(variable);
                 return false;
             }
             bool VisualizationWidget::contains(const Variable &variable) const
             {
                 Q_UNUSED(variable);
                 return false;
             }
             QString VisualizationWidget::name() const
             {
                 return QStringLiteral("MainView");
             }
             void VisualizationWidget::attachVariableMenu(
                 QMenu *menu, const QVector<std::shared_ptr<Variable> > &variables) noexcept
             {
                 // Menu is generated only if there is a single variable
                 if (variables.size() == 1) {
                     if (auto variable = variables.first()) {
                         // Gets the containers of the variable
                         FindVariableOperation findVariableOperation{variable};
                         accept(&findVariableOperation);
                         auto variableContainers = findVariableOperation.result();
                         // Generates the actions that make it possible to visualize the variable
                         GenerateVariableMenuOperation generateVariableMenuOperation{
                             menu, variable, std::move(variableContainers)};
                         accept(&generateVariableMenuOperation);
                     }
                     else {
                         qCCritical(LOG_VisualizationWidget()) << tr(
                             "Can't generate the menu relative to the visualization: the variable is null");
                     }
                 }
                 else {
                     qCDebug(LOG_VisualizationWidget())
                         << tr("No generation of the menu related to the visualization: several variables are "
                               "selected");
                 }
             }
             void VisualizationWidget::onVariableAboutToBeDeleted(std::shared_ptr<Variable> variable) noexcept
             {
                 // Calls the operation of removing all references to the variable in the visualization
                 auto removeVariableOperation = RemoveVariableOperation{variable};
                 accept(&removeVariableOperation);
             }
             void VisualizationWidget::onRangeChanged(std::shared_ptr<Variable> variable,
                                                      const SqpRange &range) noexcept
             {
                 // Calls the operation of rescaling all graph that contrains variable in the visualization
                 auto rescaleVariableOperation = RescaleAxeOperation{variable, range};
                 accept(&rescaleVariableOperation);
             }
             void VisualizationWidget::closeEvent(QCloseEvent *event)
             {
                 // Closes tabs in the widget
                 for (auto i = 0; i < ui->tabWidget->count(); ++i) {
                     if (auto visualizationTabWidget
                         = dynamic_cast<VisualizationTabWidget *>(ui->tabWidget->widget(i))) {
                         visualizationTabWidget->close();
                     }
                 }
                 QWidget::closeEvent(event);
             }

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