src/MediaDeviceCache.h

   1 /*
   2  *  Copyright (c) 2007 Jeff Mitchell <kde-dev@emailgoeshere.com>
   3  *
   4  *  This program is free software; you can redistribute it and/or modify
   5  *  it under the terms of the GNU General Public License as published by
   6  *  the Free Software Foundation; either version 2 of the License, or
   7  *  (at your option) any later version.
   8  *
   9  *  This program 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
  12  *  GNU General Public License for more details.
  13  *
  14  *  You should have received a copy of the GNU General Public License
  15  *  along with this program; if not, write to the Free Software
  16  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  17  */
  18 #ifndef AMAROK_MEDIADEVICECACHE_H
  19 #define AMAROK_MEDIADEVICECACHE_H
  20
  21 #include "amarok_export.h"
  22
  23 #include <QObject>
  24 #include <QMap>
  25 #include <QString>
  26
  27 namespace Solid {
  28     class Device;
  29 }
  30
  31 class MediaDeviceCache : public QObject
  32 {
  33     Q_OBJECT
  34
  35     public:
  36
  37         enum DeviceType { SolidPMPType, SolidVolumeType, ManualType, InvalidType };
  38
  39         static MediaDeviceCache* instance() { return s_instance ? s_instance : new MediaDeviceCache(); }
  40
  41         /**
  42         * Creates a new MediaDeviceCache.
  43         *
  44         */
  45         MediaDeviceCache();
  46         ~MediaDeviceCache();
  47
  48         void refreshCache();
  49         QStringList getAll() { return m_type.keys(); }
  50         MediaDeviceCache::DeviceType deviceType( const QString &udi );
  51         QString deviceName( const QString &udi );
  52         bool isGenericEnabled( const QString &udi );
  53
  54     signals:
  55         void deviceAdded( const QString &udi );
  56         void deviceRemoved( const QString &udi );
  57
  58     public slots:
  59         void slotAddSolidDevice( const QString &udi );
  60         void slotRemoveSolidDevice( const QString &udi );
  61         void slotAccessibilityChanged( bool accessible, const QString &udi );
  62
  63     private:
  64         QMap<QString, MediaDeviceCache::DeviceType> m_type;
  65         QMap<QString, QString> m_name;
  66         QStringList m_volumes;
  67         static MediaDeviceCache* s_instance;
  68 };
  69
  70 #endif /* AMAROK_MEDIADEVICECACHE_H */
  71