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mainwindow.h Example File
mainwindows/recentfiles/mainwindow.h

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 ** Copyright (C) 2004-2008 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
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 ** This file is part of the documentation of the Qt Toolkit.
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 ** contained therein.  Please consult your licensing agreement or
 ** contact [email protected] if any conditions of this licensing
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 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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 #ifndef MAINWINDOW_H
 #define MAINWINDOW_H

 #include <QList>
 #include <QMainWindow>

 class QAction;
 class QMenu;
 class QTextEdit;

 class MainWindow : public QMainWindow
 {
     Q_OBJECT

 public:
     MainWindow();

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

 private:
     void createActions();
     void createMenus();
     void loadFile(const QString &fileName);
     void saveFile(const QString &fileName);
     void setCurrentFile(const QString &fileName);
     void updateRecentFileActions();
     QString strippedName(const QString &fullFileName);

     QString curFile;

     QTextEdit *textEdit;
     QMenu *fileMenu;
     QMenu *recentFilesMenu;
     QMenu *helpMenu;
     QAction *newAct;
     QAction *openAct;
     QAction *saveAct;
     QAction *saveAsAct;
     QAction *exitAct;
     QAction *aboutAct;
     QAction *aboutQtAct;
     QAction *separatorAct;

     enum { MaxRecentFiles = 5 };
     QAction *recentFileActs[MaxRecentFiles];
 };

 #endif