Method justifyModelSize

src/KDChart/KDChartWidget.cpp:597–612

* Justifies the model, so that the given rows and columns fit into it. */

 * Justifies the model, so that the given rows and columns fit into it.
 */
void Widget::justifyModelSize(int rows, int columns)
{
    QAbstractItemModel &model = d->m_model;
    const int currentRows = model.rowCount();
    const int currentCols = model.columnCount();

    if (currentCols < columns)
        if (!model.insertColumns(currentCols, columns - currentCols))
            qDebug() << "justifyModelSize: could not increase model size.";
    if (currentRows < rows)
        if (!model.insertRows(currentRows, rows - currentRows))
            qDebug() << "justifyModelSize: could not increase model size.";

    Q_ASSERT(model.rowCount() >= rows);
    Q_ASSERT(model.columnCount() >= columns);
}