apps/plasma/applets/folderview/proxymodel.h

   1 /*
   2  *   Copyright © 2008 Fredrik Höglund <fredrik@kde.org>
   3  *
   4  *   This library is free software; you can redistribute it and/or
   5  *   modify it under the terms of the GNU Library General Public
   6  *   License as published by the Free Software Foundation; either
   7  *   version 2 of the License, or (at your option) any later version.
   8  *
   9  *   This library is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  *   Library General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU Library General Public License
  15  *   along with this library; see the file COPYING.LIB.  If not, write to
  16  *   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17  *   Boston, MA 02110-1301, USA.
  18  */
  19
  20 #ifndef PROXYMODEL_H
  21 #define PROXYMODEL_H
  22
  23 #include <QSortFilterProxyModel>
  24 #include <QStringList>
  25
  26 class KFileItem;
  27 class KUrl;
  28
  29 class ProxyModel : public QSortFilterProxyModel
  30 {
  31 public:
  32     enum FilterMode {
  33         NoFilter = 0,
  34         FilterShowMatches,
  35         FilterHideMatches
  36     };
  37
  38     ProxyModel(QObject *parent = 0);
  39     ~ProxyModel();
  40
  41     void setFilterMode(FilterMode filterMode);
  42     FilterMode filterMode() const;
  43
  44     void setMimeTypeFilterList(const QStringList &mimeList);
  45     const QStringList &mimeTypeFilterList() const;
  46
  47     void setSortDirectoriesFirst(bool enable);
  48     bool sortDirectoriesFirst() const;
  49
  50     QModelIndex indexForUrl(const KUrl &url) const;
  51     KFileItem itemForIndex(const QModelIndex &index) const;
  52     bool lessThan(const QModelIndex &left, const QModelIndex &right) const;
  53
  54     static FilterMode filterModeFromInt(int filterMode);
  55
  56 protected:
  57     bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const;
  58
  59 private:
  60     FilterMode m_filterMode;
  61     QStringList m_mimeList;
  62     bool m_sortDirsFirst;
  63 };
  64
  65 #endif