customsqlmodel.cpp Example File
^{sql/querymodel/customsqlmodel.cpp}

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    ** This file is part of the documentation of the Qt Toolkit.
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    #include "customsqlmodel.h"

    #include <qcolor.h>

    CustomSqlModel::CustomSqlModel(QObject *parent)
        : QSqlQueryModel(parent)
    {
    }

    QVariant CustomSqlModel::data(const QModelIndex &index, int role) const
    {
        QVariant value = QSqlQueryModel::data(index, role);
        if (value.isValid() && role == Qt::DisplayRole) {
            if (index.column() == 0)
                return value.toString().prepend("#");
            else if (index.column() == 2)
                return value.toString().toUpper();
        }
        if (role == Qt::TextColorRole && index.column() == 1)
            return qVariantFromValue(QColor(Qt::blue));
        return value;
    }