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

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     ** Contact: Nokia Corporation (qt-info@nokia.com)
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     ** This file is part of the examples of the Qt Toolkit.
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     ** Alternatively, this file may be used under the terms of the GNU
     ** General Public License version 3.0 as published by the Free Software
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     #ifndef MAINWINDOW_H
     #define MAINWINDOW_H

     #include <QMainWindow>

     class QAction;
     class QMenu;
     class QTextEdit;

     class MainWindow : public QMainWindow
     {
         Q_OBJECT

     public:
         MainWindow();
         MainWindow(const QString &fileName);

     protected:
         void closeEvent(QCloseEvent *event);

     private slots:
         void newFile();
         void open();
         bool save();
         bool saveAs();
         void about();
         void documentWasModified();

     private:
         void init();
         void createActions();
         void createMenus();
         void createToolBars();
         void createStatusBar();
         void readSettings();
         void writeSettings();
         bool maybeSave();
         void loadFile(const QString &fileName);
         bool saveFile(const QString &fileName);
         void setCurrentFile(const QString &fileName);
         QString strippedName(const QString &fullFileName);
         MainWindow *findMainWindow(const QString &fileName);

         QTextEdit *textEdit;
         QString curFile;
         bool isUntitled;

         QMenu *fileMenu;
         QMenu *editMenu;
         QMenu *helpMenu;
         QToolBar *fileToolBar;
         QToolBar *editToolBar;
         QAction *newAct;
         QAction *openAct;
         QAction *saveAct;
         QAction *saveAsAct;
         QAction *closeAct;
         QAction *exitAct;
         QAction *cutAct;
         QAction *copyAct;
         QAction *pasteAct;
         QAction *aboutAct;
         QAction *aboutQtAct;
     };

     #endif