runtime/nepomuk/kcm/folderselectionmodel.h

   1 /* This file is part of the KDE Project
   2    Copyright (c) 2008 Sebastian Trueg <trueg@kde.org>
   3
   4    Based on CollectionSetup.h from the Amarok project
   5    (C) 2003 Scott Wheeler <wheeler@kde.org>
   6    (C) 2004 Max Howell <max.howell@methylblue.com>
   7    (C) 2004 Mark Kretschmann <markey@web.de>
   8    (C) 2008 Seb Ruiz <ruiz@kde.org>
   9    (C) 2008 Sebastian Trueg <trueg@kde.org>
  10
  11    This library is free software; you can redistribute it and/or
  12    modify it under the terms of the GNU Library General Public
  13    License version 2 as published by the Free Software Foundation.
  14
  15    This library is distributed in the hope that it will be useful,
  16    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18    Library General Public License for more details.
  19
  20    You should have received a copy of the GNU Library General Public License
  21    along with this library; see the file COPYING.LIB.  If not, write to
  22    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  23    Boston, MA 02110-1301, USA.
  24 */
  25
  26 #ifndef _FOLDER_SELECTION_MODEL_H_
  27 #define _FOLDER_SELECTION_MODEL_H_
  28
  29 #include <QtGui/QFileSystemModel>
  30 #include <QtCore/QSet>
  31
  32
  33 class FolderSelectionModel : public QFileSystemModel
  34 {
  35     Q_OBJECT
  36
  37 public:
  38     FolderSelectionModel( QObject* parent = 0 );
  39     virtual ~FolderSelectionModel();
  40
  41     enum IncludeState {
  42         StateNone,
  43         StateInclude,
  44         StateExclude,
  45         StateIncludeInherited,
  46         StateExcludeInherited
  47     };
  48
  49     enum CustomRoles {
  50         IncludeStateRole = 7777
  51     };
  52
  53     Qt::ItemFlags flags( const QModelIndex &index ) const;
  54     QVariant data( const QModelIndex& index, int role = Qt::DisplayRole ) const;
  55     bool setData( const QModelIndex& index, const QVariant& value, int role = Qt::EditRole );
  56
  57     void setFolders( const QStringList& includeDirs, const QStringList& exclude );
  58     QStringList includeFolders() const;
  59     QStringList excludeFolders() const;
  60
  61     /**
  62      * Include the specified path. All subdirs will be reset.
  63      */
  64     void includePath( const QString& );
  65
  66     /**
  67      * Exclude the specified path. All subdirs will be reset.
  68      */
  69     void excludePath( const QString& );
  70
  71     int columnCount( const QModelIndex& ) const { return 1; }
  72
  73     IncludeState includeState( const QModelIndex& ) const;
  74     IncludeState includeState( const QString& path ) const;
  75
  76 private:
  77     bool isForbiddenPath( const QString& path ) const;
  78
  79     QSet<QString> m_included;
  80     QSet<QString> m_excluded;
  81 };
  82
  83 #endif