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50 
51 #ifndef MAINWINDOW_H
52 #define MAINWINDOW_H
53 
54 #include <QMainWindow>
55 
56 QT_BEGIN_NAMESPACE
57 class QAction;
58 class QListWidget;
59 class QMenu;
60 class QTextEdit;
61 QT_END_NAMESPACE
62 
63 //! [0]
64 class MainWindow : public QMainWindow
65 {
66     Q_OBJECT
67 
68 public:
69     MainWindow();
70 
71 private slots:
72     void newLetter();
73     void save();
74     void print();
75     void undo();
76     void about();
77     void insertCustomer(const QString &customer);
78     void addParagraph(const QString &paragraph);
79 
80 private:
81     void createActions();
82     void createStatusBar();
83     void createDockWindows();
84 
85     QTextEdit *textEdit;
86     QListWidget *customerList;
87     QListWidget *paragraphsList;
88 
89     QMenu *viewMenu;
90 };
91 //! [0]
92 
93 #endif
94