src/ksortfilterproxymodel.h

   1 /**
   2   * This file is part of the KDE project
   3   * Copyright (C) 2007 Rafael Fernández López <ereslibre@gmail.com>
   4   *
   5   * This library is free software; you can redistribute it and/or
   6   * modify it under the terms of the GNU Library General Public
   7   * License as published by the Free Software Foundation; either
   8   * version 2 of the License, or (at your option) any later version.
   9   *
  10   * This library is distributed in the hope that it will be useful,
  11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13   * Library General Public License for more details.
  14   *
  15   * You should have received a copy of the GNU Library General Public License
  16   * along with this library; see the file COPYING.LIB.  If not, write to
  17   * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  18   * Boston, MA 02110-1301, USA.
  19   */
  20
  21 #ifndef KSORTFILTERPROXYMODEL_H
  22 #define KSORTFILTERPROXYMODEL_H
  23
  24 #include <QtGui/QSortFilterProxyModel>
  25
  26 #include <libdolphin_export.h>
  27
  28 class LIBDOLPHINPRIVATE_EXPORT KSortFilterProxyModel
  29     : public QSortFilterProxyModel
  30 {
  31     Q_OBJECT
  32
  33 public:
  34     KSortFilterProxyModel(QObject *parent = 0);
  35     ~KSortFilterProxyModel();
  36
  37     virtual void sort(int column, Qt::SortOrder order = Qt::AscendingOrder);
  38
  39     Qt::SortOrder sortOrder() const;
  40
  41     virtual bool lessThanGeneralPurpose(const QModelIndex &left,
  42                                         const QModelIndex &right) const = 0;
  43
  44     virtual bool lessThanCategoryPurpose(const QModelIndex &left,
  45                                          const QModelIndex &right) const;
  46
  47 Q_SIGNALS:
  48     void sortingRoleChanged();
  49
  50 private:
  51     Qt::SortOrder m_sortOrder;
  52 };
  53
  54 #endif // KSORTFILTERPROXYMODEL_H