collated_sort_proxy.cpp

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/*
 * SPDX-License-Identifier: GPLv3-or-later
 * SPDX-FileCopyrightText: Louis Moureaux <m_louis30@yahoo.com>
 */
 
#include "collated_sort_proxy.h"
 
namespace freeciv {
 
collated_sort_filter_proxy_model::collated_sort_filter_proxy_model(
    QObject *parent)
    : QSortFilterProxyModel(parent)
{
}
 
void collated_sort_filter_proxy_model::set_collator(const QCollator &coll)
{
  m_collator = coll;
  invalidate();
}
 
bool collated_sort_filter_proxy_model::lessThan(
    const QModelIndex &source_left, const QModelIndex &source_right) const
{
  // Copied from QSortFilterProxyModel
  QVariant l = (source_left.model()
                    ? source_left.model()->data(source_left, sortRole())
                    : QVariant());
  QVariant r = (source_right.model()
                    ? source_right.model()->data(source_right, sortRole())
                    : QVariant());
 
  if (l.type() == QVariant::String && r.type() == QVariant::String) {
    return m_collator(l.toString(), r.toString());
  }
 
  return QSortFilterProxyModel::lessThan(source_left, source_right);
}
 
} // namespace freeciv