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# dialog.h Example File
sql/masterdetail/dialog.h

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     #ifndef DIALOG_H
     #define DIALOG_H

     #include <QtGui>
     #include <QtSql>
     #include <QtXml>

     class Dialog : public QDialog
     {
         Q_OBJECT

     public:
         Dialog(QSqlRelationalTableModel *albums, QDomDocument details,
                QFile *output, QWidget *parent = 0);

     private slots:
         void revert();
         void submit();

     private:
         int addNewAlbum(const QString &title, int artistId);
         int addNewArtist(const QString &name);
         void addTracks(int albumId, QStringList tracks);
         QDialogButtonBox *createButtons();
         QGroupBox *createInputWidgets();
         int findArtistId(const QString &artist);
         int generateAlbumId();
         int generateArtistId();
         void increaseAlbumCount(QModelIndex artistIndex);
         QModelIndex indexOfArtist(const QString &artist);

         QSqlRelationalTableModel *model;
         QDomDocument albumDetails;
         QFile *outputFile;

         QLineEdit *artistEditor;
         QLineEdit *titleEditor;
         QSpinBox *yearEditor;
         QLineEdit *tracksEditor;
     };

     #endif