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#ifndef ADDRESSBOOK_H

#define ADDRESSBOOK_H

#include <QWidget>

#include <QMap>

#include "finddialog.h"

QT_BEGIN_NAMESPACE

class QPushButton;

class QLabel;

class QLineEdit;

class QTextEdit;

QT_END_NAMESPACE

class AddressBook : public QWidget

{

    Q_OBJECT

public:

    AddressBook(QWidget *parent = 0);

    enum Mode { NavigationMode, AddingMode, EditingMode };

public slots:

    void addContact();

    void editContact();

    void submitContact();

    void cancel();

    void removeContact();

    void findContact();

    void next();

    void previous();

//! [save and load functions declaration]    

    void saveToFile();

    void loadFromFile();

//! [save and load functions declaration]    

private:

    void updateInterface(Mode mode);

    QPushButton *addButton;

    QPushButton *editButton;

    QPushButton *removeButton;

    QPushButton *findButton;

    QPushButton *submitButton;

    QPushButton *cancelButton;

    QPushButton *nextButton;

    QPushButton *previousButton;

//! [save and load buttons declaration]        

    QPushButton *loadButton;

    QPushButton *saveButton;

//! [save and load buttons declaration]            

    QLineEdit *nameLine;

    QTextEdit *addressText;

    QMap<QString, QString> contacts;

    FindDialog *dialog;

    QString oldName;

    QString oldAddress;

    Mode currentMode;

};

#endif