csvmodelwriter.h

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#ifndef CSVMODELWRITER_H
#define CSVMODELWRITER_H

#include <QObject>
#include <QList>

QT_BEGIN_NAMESPACE
class QAbstractItemModel;
QT_END_NAMESPACE

class CSVModelWriter : public QObject
{
    Q_OBJECT

public:
    explicit CSVModelWriter(const QString &filename, QObject *parent = 0);

    void setModel(const QAbstractItemModel *model);
    void addColumn(const QString &title, int column, int role=Qt::EditRole);

    bool write();

private:
    QString filename;
    const QAbstractItemModel *model;

    struct Column
    {
        QString title;
        int column;
        int role;
    };
    QList<Column> columns;
};

#endif // CSVMODELWRITER_H