diff --git a/GUI/Views/widgetbox/DesignerMimeData.cpp b/GUI/Views/SampleDesigner/DesignerMimeData.cpp
similarity index 93%
rename from GUI/Views/widgetbox/DesignerMimeData.cpp
rename to GUI/Views/SampleDesigner/DesignerMimeData.cpp
index c874e5fb988278ea5100a7411e8406c466e4a49d..f2fd444a90cc5e8db34651a74c8a02272f80d740 100644
--- a/GUI/Views/widgetbox/DesignerMimeData.cpp
+++ b/GUI/Views/SampleDesigner/DesignerMimeData.cpp
@@ -2,7 +2,7 @@
 //
 //  BornAgain: simulate and fit reflection and scattering
 //
-//! @file      GUI/Views/widgetbox/DesignerMimeData.cpp
+//! @file      GUI/Views/SampleDesigner/DesignerMimeData.cpp
 //! @brief     Implements class DesignerMimeData
 //!
 //! @homepage  http://www.bornagainproject.org
@@ -12,7 +12,7 @@
 //
 //  ************************************************************************************************
 
-#include "GUI/Views/widgetbox/DesignerMimeData.h"
+#include "GUI/Views/SampleDesigner/DesignerMimeData.h"
 #include "GUI/Views/CommonWidgets/DesignerHelper.h"
 #include <QDrag>
 #include <QPixmap>
diff --git a/GUI/Views/widgetbox/DesignerMimeData.h b/GUI/Views/SampleDesigner/DesignerMimeData.h
similarity index 80%
rename from GUI/Views/widgetbox/DesignerMimeData.h
rename to GUI/Views/SampleDesigner/DesignerMimeData.h
index 79718d718afa4082196e6d0b92f5f7676b40da9e..7339ecb9273643a86d96df141c44ae4fa404f6a8 100644
--- a/GUI/Views/widgetbox/DesignerMimeData.h
+++ b/GUI/Views/SampleDesigner/DesignerMimeData.h
@@ -2,7 +2,7 @@
 //
 //  BornAgain: simulate and fit reflection and scattering
 //
-//! @file      GUI/Views/widgetbox/DesignerMimeData.h
+//! @file      GUI/Views/SampleDesigner/DesignerMimeData.h
 //! @brief     Defines class DesignerMimeData
 //!
 //! @homepage  http://www.bornagainproject.org
@@ -12,8 +12,8 @@
 //
 //  ************************************************************************************************
 
-#ifndef BORNAGAIN_GUI_VIEWS_WIDGETBOX_DESIGNERMIMEDATA_H
-#define BORNAGAIN_GUI_VIEWS_WIDGETBOX_DESIGNERMIMEDATA_H
+#ifndef BORNAGAIN_GUI_VIEWS_SAMPLEDESIGNER_DESIGNERMIMEDATA_H
+#define BORNAGAIN_GUI_VIEWS_SAMPLEDESIGNER_DESIGNERMIMEDATA_H
 
 #include <QMimeData>
 
@@ -36,4 +36,4 @@ private:
     QString m_className;
 };
 
-#endif // BORNAGAIN_GUI_VIEWS_WIDGETBOX_DESIGNERMIMEDATA_H
+#endif // BORNAGAIN_GUI_VIEWS_SAMPLEDESIGNER_DESIGNERMIMEDATA_H
diff --git a/GUI/Views/SampleDesigner/DesignerScene.cpp b/GUI/Views/SampleDesigner/DesignerScene.cpp
index 91d9e3c640cedc331ca50a7a0e43572fee47235e..f3d963068f8661e0890dd214ec1983601bfc6b02 100644
--- a/GUI/Views/SampleDesigner/DesignerScene.cpp
+++ b/GUI/Views/SampleDesigner/DesignerScene.cpp
@@ -26,12 +26,12 @@
 #include "GUI/Models/RotationItems.h"
 #include "GUI/Models/SampleModel.h"
 #include "GUI/Views/CommonWidgets/DesignerHelper.h"
+#include "GUI/Views/SampleDesigner/DesignerMimeData.h"
 #include "GUI/Views/SampleDesigner/LayerView.h"
 #include "GUI/Views/SampleDesigner/NodeEditor.h"
 #include "GUI/Views/SampleDesigner/NodeEditorConnection.h"
 #include "GUI/Views/SampleDesigner/SampleViewAligner.h"
 #include "GUI/Views/SampleDesigner/SampleViewFactory.h"
-#include "GUI/Views/widgetbox/DesignerMimeData.h"
 #include "Sample/StandardSamples/SampleBuilderFactory.h"
 #include <QGraphicsSceneMouseEvent>
 #include <QItemSelection>
diff --git a/GUI/Views/SampleDesigner/DesignerView.cpp b/GUI/Views/SampleDesigner/DesignerView.cpp
index 94c414318fb0dd145827903e88a1bc363e10a267..8509de23bd8cbadfedf2ac886515a4d8c05e81c9 100644
--- a/GUI/Views/SampleDesigner/DesignerView.cpp
+++ b/GUI/Views/SampleDesigner/DesignerView.cpp
@@ -15,8 +15,8 @@
 #include "GUI/Views/SampleDesigner/DesignerView.h"
 #include "Base/Utils/Assert.h"
 #include "GUI/Models/Error.h"
+#include "GUI/Views/SampleDesigner/DesignerMimeData.h"
 #include "GUI/Views/SampleDesigner/DesignerScene.h"
-#include "GUI/Views/widgetbox/DesignerMimeData.h"
 #include <QDragEnterEvent>
 #include <QGraphicsScene>
 #include <QGraphicsView>
diff --git a/GUI/Views/SampleDesigner/MultiLayerView.cpp b/GUI/Views/SampleDesigner/MultiLayerView.cpp
index fe55e5f68101343462add7c3af08f925403f35e2..7190175f7ef0ff20d7a475281f6f357905db2e67 100644
--- a/GUI/Views/SampleDesigner/MultiLayerView.cpp
+++ b/GUI/Views/SampleDesigner/MultiLayerView.cpp
@@ -16,9 +16,9 @@
 #include "GUI/Models/SampleModel.h"
 #include "GUI/Models/SessionGraphicsItem.h"
 #include "GUI/Views/CommonWidgets/DesignerHelper.h"
+#include "GUI/Views/SampleDesigner/DesignerMimeData.h"
 #include "GUI/Views/SampleDesigner/DesignerScene.h"
 #include "GUI/Views/SampleDesigner/LayerView.h"
-#include "GUI/Views/widgetbox/DesignerMimeData.h"
 #include <QGraphicsSceneMouseEvent>
 #include <QPainter>
 #include <QStyleOptionGraphicsItem>
diff --git a/GUI/Views/SampleDesigner/SampleToolBox.cpp b/GUI/Views/SampleDesigner/SampleToolBox.cpp
index f42a152edd925a8c4441b33cd9efc86a211e0dcc..8de6ffca71ed82433bd4fa72016ec730d5973097 100644
--- a/GUI/Views/SampleDesigner/SampleToolBox.cpp
+++ b/GUI/Views/SampleDesigner/SampleToolBox.cpp
@@ -13,8 +13,8 @@
 //  ************************************************************************************************
 
 #include "GUI/Views/SampleDesigner/SampleToolBox.h"
-#include "GUI/Views/widgetbox/DesignerMimeData.h"
-#include "GUI/Views/widgetbox/SampleToolBoxTreeWidget.h"
+#include "GUI/Views/SampleDesigner/DesignerMimeData.h"
+#include "GUI/Views/SampleDesigner/SampleToolBoxTreeWidget.h"
 #include <QApplication>
 #include <QFocusEvent>
 #include <QIcon>
diff --git a/GUI/Views/widgetbox/SampleToolBoxGroupView.cpp b/GUI/Views/SampleDesigner/SampleToolBoxGroupView.cpp
similarity index 97%
rename from GUI/Views/widgetbox/SampleToolBoxGroupView.cpp
rename to GUI/Views/SampleDesigner/SampleToolBoxGroupView.cpp
index 97dd75613a0e6fb0011098df91603b52156cbd83..6bc899e8586790b583418fc8c9a3c639a092f78f 100644
--- a/GUI/Views/widgetbox/SampleToolBoxGroupView.cpp
+++ b/GUI/Views/SampleDesigner/SampleToolBoxGroupView.cpp
@@ -2,7 +2,7 @@
 //
 //  BornAgain: simulate and fit reflection and scattering
 //
-//! @file      GUI/Views/widgetbox/SampleToolBoxGroupView.cpp
+//! @file      GUI/Views/SampleDesigner/SampleToolBoxGroupView.cpp
 //! @brief     Implements class SampleToolBoxGroupView
 //!
 //! @homepage  http://www.bornagainproject.org
@@ -12,7 +12,7 @@
 //
 //  ************************************************************************************************
 
-#include "GUI/Views/widgetbox/SampleToolBoxGroupView.h"
+#include "GUI/Views/SampleDesigner/SampleToolBoxGroupView.h"
 
 #include <QIcon>
 #include <QListView>
diff --git a/GUI/Views/widgetbox/SampleToolBoxGroupView.h b/GUI/Views/SampleDesigner/SampleToolBoxGroupView.h
similarity index 86%
rename from GUI/Views/widgetbox/SampleToolBoxGroupView.h
rename to GUI/Views/SampleDesigner/SampleToolBoxGroupView.h
index dc40451993c8655321d54f72f4294885fad08c8e..e64401e1ad71e3333563b3f8129ce018799a6682 100644
--- a/GUI/Views/widgetbox/SampleToolBoxGroupView.h
+++ b/GUI/Views/SampleDesigner/SampleToolBoxGroupView.h
@@ -2,7 +2,7 @@
 //
 //  BornAgain: simulate and fit reflection and scattering
 //
-//! @file      GUI/Views/widgetbox/SampleToolBoxGroupView.h
+//! @file      GUI/Views/SampleDesigner/SampleToolBoxGroupView.h
 //! @brief     Defines class SampleToolBoxGroupView
 //!
 //! @homepage  http://www.bornagainproject.org
@@ -12,8 +12,8 @@
 //
 //  ************************************************************************************************
 
-#ifndef BORNAGAIN_GUI_VIEWS_WIDGETBOX_SAMPLETOOLBOXGROUPVIEW_H
-#define BORNAGAIN_GUI_VIEWS_WIDGETBOX_SAMPLETOOLBOXGROUPVIEW_H
+#ifndef BORNAGAIN_GUI_VIEWS_SAMPLEDESIGNER_SAMPLETOOLBOXGROUPVIEW_H
+#define BORNAGAIN_GUI_VIEWS_SAMPLEDESIGNER_SAMPLETOOLBOXGROUPVIEW_H
 
 #include <QListView>
 
@@ -53,4 +53,4 @@ private:
     SampleToolBoxGroupModel* m_model;
 };
 
-#endif // BORNAGAIN_GUI_VIEWS_WIDGETBOX_SAMPLETOOLBOXGROUPVIEW_H
+#endif // BORNAGAIN_GUI_VIEWS_SAMPLEDESIGNER_SAMPLETOOLBOXGROUPVIEW_H
diff --git a/GUI/Views/widgetbox/SampleToolBoxTreeWidget.cpp b/GUI/Views/SampleDesigner/SampleToolBoxTreeWidget.cpp
similarity index 98%
rename from GUI/Views/widgetbox/SampleToolBoxTreeWidget.cpp
rename to GUI/Views/SampleDesigner/SampleToolBoxTreeWidget.cpp
index f6c8814456056d68f498acfa2d57a586f0948414..3ffcff6684f39e74e60524fc08ed5a523a48430f 100644
--- a/GUI/Views/widgetbox/SampleToolBoxTreeWidget.cpp
+++ b/GUI/Views/SampleDesigner/SampleToolBoxTreeWidget.cpp
@@ -2,7 +2,7 @@
 //
 //  BornAgain: simulate and fit reflection and scattering
 //
-//! @file      GUI/Views/widgetbox/SampleToolBoxTreeWidget.cpp
+//! @file      GUI/Views/SampleDesigner/SampleToolBoxTreeWidget.cpp
 //! @brief     Implements class SampleToolBoxTreeWidget
 //!
 //! @homepage  http://www.bornagainproject.org
@@ -12,9 +12,9 @@
 //
 //  ************************************************************************************************
 
-#include "GUI/Views/widgetbox/SampleToolBoxTreeWidget.h"
+#include "GUI/Views/SampleDesigner/SampleToolBoxTreeWidget.h"
 #include "Base/Utils/Assert.h"
-#include "GUI/Views/widgetbox/SampleToolBoxGroupView.h"
+#include "GUI/Views/SampleDesigner/SampleToolBoxGroupView.h"
 
 #include <QAction>
 #include <QActionGroup>
diff --git a/GUI/Views/widgetbox/SampleToolBoxTreeWidget.h b/GUI/Views/SampleDesigner/SampleToolBoxTreeWidget.h
similarity index 86%
rename from GUI/Views/widgetbox/SampleToolBoxTreeWidget.h
rename to GUI/Views/SampleDesigner/SampleToolBoxTreeWidget.h
index 683a8771a6b7763abd6b9edb40e4862b9cbffbb4..e20c2539e6536fe7cdfdf96c52596057e847b56f 100644
--- a/GUI/Views/widgetbox/SampleToolBoxTreeWidget.h
+++ b/GUI/Views/SampleDesigner/SampleToolBoxTreeWidget.h
@@ -2,7 +2,7 @@
 //
 //  BornAgain: simulate and fit reflection and scattering
 //
-//! @file      GUI/Views/widgetbox/SampleToolBoxTreeWidget.h
+//! @file      GUI/Views/SampleDesigner/SampleToolBoxTreeWidget.h
 //! @brief     Defines class SampleToolBoxTreeWidget
 //!
 //! @homepage  http://www.bornagainproject.org
@@ -12,8 +12,8 @@
 //
 //  ************************************************************************************************
 
-#ifndef BORNAGAIN_GUI_VIEWS_WIDGETBOX_SAMPLETOOLBOXTREEWIDGET_H
-#define BORNAGAIN_GUI_VIEWS_WIDGETBOX_SAMPLETOOLBOXTREEWIDGET_H
+#ifndef BORNAGAIN_GUI_VIEWS_SAMPLEDESIGNER_SAMPLETOOLBOXTREEWIDGET_H
+#define BORNAGAIN_GUI_VIEWS_SAMPLEDESIGNER_SAMPLETOOLBOXTREEWIDGET_H
 
 #include <QTreeWidget>
 
@@ -57,4 +57,4 @@ private:
     bool m_iconMode;
 };
 
-#endif // BORNAGAIN_GUI_VIEWS_WIDGETBOX_SAMPLETOOLBOXTREEWIDGET_H
+#endif // BORNAGAIN_GUI_VIEWS_SAMPLEDESIGNER_SAMPLETOOLBOXTREEWIDGET_H
diff --git a/GUI/Views/SampleView.cpp b/GUI/Views/SampleView.cpp
index 4568e409f3093ffb3123335c4d7bbe0e78a164d3..e26f0395fd95639bcf3858b45f8d89a719fea242 100644
--- a/GUI/Views/SampleView.cpp
+++ b/GUI/Views/SampleView.cpp
@@ -63,14 +63,14 @@ void SampleView::fillViewMenu(QMenu* menu)
 void SampleView::createSubWindows()
 {
     m_sampleDesigner = new SampleDesigner(this);
-    m_widgetBox = new SampleToolBox(this);
+    m_toolBox = new SampleToolBox(this);
     m_treeWidget = new SampleTreeWidget(this, models()->sampleModel());
     m_propertyWidget = new SamplePropertyWidget(m_treeWidget->treeView()->selectionModel(), this);
     m_scriptPanel = new ScriptPanel(this);
     m_realSpacePanel = new RealSpacePanel(models()->sampleModel(),
                                           m_treeWidget->treeView()->selectionModel(), this);
 
-    m_docks->addWidget(WIDGET_BOX, m_widgetBox, Qt::LeftDockWidgetArea);
+    m_docks->addWidget(TOOLBOX, m_toolBox, Qt::LeftDockWidgetArea);
     m_docks->addWidget(SAMPLE_TREE, m_treeWidget, Qt::RightDockWidgetArea);
     m_docks->addWidget(PROPERTY_EDITOR, m_propertyWidget, Qt::RightDockWidgetArea);
     m_docks->addWidget(INFO, m_scriptPanel, Qt::BottomDockWidgetArea);
diff --git a/GUI/Views/SampleView.h b/GUI/Views/SampleView.h
index c21dd574ba4b6d3d819be0b9366135d9a6ef121e..5bb86cd6745df454a40e481ae4e41f26f0d18a6d 100644
--- a/GUI/Views/SampleView.h
+++ b/GUI/Views/SampleView.h
@@ -32,7 +32,7 @@ class RealSpacePanel;
 class SampleView : public QMainWindow {
     Q_OBJECT
 public:
-    enum ESubWindows { WIDGET_BOX, SAMPLE_TREE, PROPERTY_EDITOR, INFO, REALSPACEPANEL };
+    enum ESubWindows { TOOLBOX, SAMPLE_TREE, PROPERTY_EDITOR, INFO, REALSPACEPANEL };
 
     SampleView(MainWindow* mainWindow);
 
@@ -49,7 +49,7 @@ private:
     SampleToolBar* m_toolBar = nullptr;
 
     SampleDesigner* m_sampleDesigner = nullptr;
-    SampleToolBox* m_widgetBox = nullptr;
+    SampleToolBox* m_toolBox = nullptr;
     SampleTreeWidget* m_treeWidget = nullptr;
     SamplePropertyWidget* m_propertyWidget = nullptr;
     ScriptPanel* m_scriptPanel = nullptr;