rm Q_OBJECT from several files; correct some protected/private labels

GUI/Model/Data/SpecularDataItem.h

@@ -19,7 +19,6 @@
 #include <qcustomplot.h>
 
 class SpecularDataItem : public DataItem {
-    Q_OBJECT
 public:
     static constexpr auto M_TYPE{"SpecularData"};
 

GUI/View/Common/DataAccessWidget.h

@@ -24,10 +24,7 @@
 //! as a list of items that is required for simultaneous, synchronous work while plotting and
 //! changing their properties.
 
-class QObject;
-
 class DataAccessWidget : public QWidget {
-    Q_OBJECT
 public:
     explicit DataAccessWidget(QWidget* parent = nullptr);
     ~DataAccessWidget() override;

GUI/View/Common/IntensityDataPropertyWidget.h

@@ -20,7 +20,6 @@
 //! Widget to edit properties of an IntensityDataItem.
 
 class IntensityDataPropertyWidget : public DataPropertyWidget {
-    Q_OBJECT
 public:
     explicit IntensityDataPropertyWidget(QWidget* parent = nullptr);
 

GUI/View/Instrument/InstrumentLibraryEditor.h

@@ -28,7 +28,6 @@ class InstrumentLibraryEditor;
 
 class InstrumentLibraryEditor : public QDialog {
     Q_OBJECT
-
 public:
     InstrumentLibraryEditor(QWidget* parent, InstrumentLibrary* instrumentLibrary);
     ~InstrumentLibraryEditor() override;
@@ -55,7 +54,6 @@ private:
     void onInstrumentDescriptionEdited(const QString& t);
     void onInstrumentChangedByEditor();
 
-private:
     //! A model extension for InstrumentsTreeModel which
     //! * shows a "NEW" sign in the icon of a newly added instrument.
     //! * creates a HTML text for the Display role

GUI/View/Instrument/InstrumentListModel.h

@@ -25,8 +25,6 @@ class MultiInstrumentNotifier;
 //!
 //! Used e.g. to present the instrument list in the instrument view.
 class InstrumentListModel : public QAbstractListModel {
-    Q_OBJECT
-
 public:
     InstrumentListModel(QObject* parent, MultiInstrumentNotifier* ec);
 
@@ -51,7 +49,6 @@ private:
     QModelIndex addNewInstrument();
     void onInstrumentNameChanged(const InstrumentItem* instrument);
 
-private:
     MultiInstrumentNotifier* m_ec;
     QIcon m_gisasIcon;
     QIcon m_offspecIcon;

GUI/View/Instrument/InstrumentView.h

@@ -28,18 +28,15 @@ class QCheckBox;
 class QWidgetAction;
 
 class InstrumentView : public QWidget {
-    Q_OBJECT
-
 public:
     InstrumentView(QWidget* parent, ProjectDocument* document);
     void fillViewMenu(QMenu* menu);
     ProjectDocument::Functionalities functionalities() const;
 
-protected:
+private:
     void showEvent(QShowEvent*) override;
     void hideEvent(QHideEvent*) override;
 
-private:
     void createWidgetsForCurrentInstrument();
     void onInstrumentNameEdited(const QString& newName);
     void onInstrumentdescriptionEdited(const QString& t);
@@ -49,7 +46,6 @@ private:
     void onFunctionalityChanged();
     void updateSingleInstrumentMode();
 
-private:
     InstrumentListView* m_instrumentListView;
     ProjectDocument* m_document;
     QScrollArea* m_scrollArea;

GUI/View/Main/AboutDialog.h

@@ -22,7 +22,6 @@ class QBoxLayout;
 //! About BornAgain dialog.
 
 class AboutDialog : public QDialog {
-    Q_OBJECT
 public:
     AboutDialog(QWidget* parent = nullptr);
 

GUI/View/PlotUtil/FontScalingEvent.h

@@ -26,15 +26,12 @@ class ScientificPlot;
 //! on resize events.
 
 class FontScalingEvent : public QObject {
-    Q_OBJECT
-
 public:
     explicit FontScalingEvent(ScientificPlot* plot, QWidget* parent);
 
-protected:
+private:
     bool eventFilter(QObject* obj, QEvent* event) override;
 
-private:
     void backupFonts();
     void restoreFonts();
     void scaleFonts(double factor);

GUI/View/PlotUtil/StatusLabel.cpp

@@ -31,6 +31,7 @@ int default_label_height()
 
 } // namespace
 
+
 StatusLabel::StatusLabel(QWidget* parent)
     : QFrame(parent)
     , m_font("Monospace", default_text_size(), QFont::Normal, false)

GUI/View/PlotUtil/StatusLabel.h

@@ -26,8 +26,6 @@ class QPaintEvent;
 //! depending from available space.
 
 class StatusLabel : public QFrame {
-    Q_OBJECT
-
 public:
     explicit StatusLabel(QWidget* parent = nullptr);
 

GUI/View/Widget/StyledToolbar.h

@@ -20,8 +20,6 @@
 //! The StyledToolbar class represents our standard narrow toolbar with the height 24 pixels.
 
 class StyledToolbar : public QToolBar {
-    Q_OBJECT
-
 public:
     explicit StyledToolbar(QWidget* parent = nullptr);
     void addStyledSeparator();
@@ -30,8 +28,6 @@ public:
 
 protected:
     void paintEvent(QPaintEvent* event) override;
-
-protected:
     void contextMenuEvent(QContextMenuEvent*) override;
 };