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# mainwindow.h Example File
mainwindows/menus/mainwindow.h

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     #ifndef MAINWINDOW_H
     #define MAINWINDOW_H

     #include <QMainWindow>

     class QAction;
     class QActionGroup;
     class QLabel;
     class QMenu;

     class MainWindow : public QMainWindow
     {
         Q_OBJECT

     public:
         MainWindow();

     protected:
         void contextMenuEvent(QContextMenuEvent *event);

     private slots:
         void newFile();
         void open();
         void save();
         void print();
         void undo();
         void redo();
         void cut();
         void copy();
         void paste();
         void bold();
         void italic();
         void leftAlign();
         void rightAlign();
         void justify();
         void center();
         void setLineSpacing();
         void setParagraphSpacing();
         void about();
         void aboutQt();

     private:
         void createActions();
         void createMenus();

         QMenu *fileMenu;
         QMenu *editMenu;
         QMenu *formatMenu;
         QMenu *helpMenu;
         QActionGroup *alignmentGroup;
         QAction *newAct;
         QAction *openAct;
         QAction *saveAct;
         QAction *printAct;
         QAction *exitAct;
         QAction *undoAct;
         QAction *redoAct;
         QAction *cutAct;
         QAction *copyAct;
         QAction *pasteAct;
         QAction *boldAct;
         QAction *italicAct;
         QAction *leftAlignAct;
         QAction *rightAlignAct;
         QAction *justifyAct;
         QAction *centerAct;
         QAction *setLineSpacingAct;
         QAction *setParagraphSpacingAct;
         QAction *aboutAct;
         QAction *aboutQtAct;
         QLabel *infoLabel;
     };

     #endif