mainwindow.h Example File

mainwindows/mainwindow/mainwindow.h

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  #ifndef MAINWINDOW_H
  #define MAINWINDOW_H

  #include <QMainWindow>

  class ToolBar;
  QT_FORWARD_DECLARE_CLASS(QMenu)

  class MainWindow : public QMainWindow
  {
      Q_OBJECT

  public:
      typedef QMap<QString, QSize> CustomSizeHintMap;

      explicit MainWindow(const CustomSizeHintMap &customSizeHints,
                          QWidget *parent = Q_NULLPTR,
                          Qt::WindowFlags flags = 0);

  public slots:
      void actionTriggered(QAction *action);
      void saveLayout();
      void loadLayout();
      void switchLayoutDirection();
      void setDockOptions();

      void createDockWidget();
      void destroyDockWidget(QAction *action);

  private:
      void setupToolBar();
      void setupMenuBar();
      void setupDockWidgets(const CustomSizeHintMap &customSizeHints);

      QList<ToolBar*> toolBars;
      QMenu *dockWidgetMenu;
      QMenu *mainWindowMenu;
      QList<QDockWidget *> extraDockWidgets;
      QMenu *destroyDockWidgetMenu;
  };

  #endif // MAINWINDOW_H