runtime/phonon/kded-module/audiodeviceaccess.h

   1 /*  This file is part of the KDE project
   2     Copyright (C) 2008 Matthias Kretz <kretz@kde.org>
   3
   4     This program 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) version 3.
   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
  21 #ifndef AUDIODEVICEACCESS_H
  22 #define AUDIODEVICEACCESS_H
  23
  24 #include <QtCore/QDebug>
  25 #include <QtCore/QStringList>
  26
  27 namespace PS
  28 {
  29 class AudioDeviceAccess
  30 {
  31     public:
  32         enum AudioDriver {
  33             InvalidDriver = 0,
  34             AlsaDriver,
  35             OssDriver,
  36             PulseAudioDriver,
  37             JackdDriver,
  38             EsdDriver,
  39             ArtsDriver
  40         };
  41
  42         inline AudioDeviceAccess(const QStringList &deviceIds, int accessPreference,
  43                 AudioDriver driver, bool capture, bool playback)
  44             : m_deviceIds(deviceIds),
  45             m_accessPreference(accessPreference),
  46             m_driver(driver),
  47             m_capture(capture),
  48             m_playback(playback)
  49         {
  50         }
  51
  52         inline bool operator<(const AudioDeviceAccess &rhs) const {
  53             return m_accessPreference > rhs.m_accessPreference; }
  54         inline bool operator==(const AudioDeviceAccess &rhs) const {
  55             return m_deviceIds == rhs.m_deviceIds && m_capture == rhs.m_capture
  56                 && m_playback == rhs.m_playback; }
  57         inline bool operator!=(const AudioDeviceAccess &rhs) const { return !operator==(rhs); }
  58
  59         /**
  60          * UDI to identify which device was removed
  61          */
  62         inline const QString &udi() const { return m_udi; }
  63
  64         AudioDriver driver() const { return m_driver; }
  65
  66         const QString driverName() const;
  67
  68         inline const QStringList &deviceIds() const { return m_deviceIds; }
  69
  70         inline int accessPreference() const { return m_accessPreference; }
  71
  72         inline bool isCapture() const { return m_capture; }
  73
  74         inline bool isPlayback() const { return m_playback; }
  75
  76     private:
  77         friend QDebug operator<<(QDebug &, const AudioDeviceAccess &);
  78
  79         // the udi is needed to identify a removed device
  80         QString m_udi;
  81
  82         QStringList m_deviceIds;
  83         int m_accessPreference;
  84         AudioDriver m_driver : 16;
  85         bool m_capture : 8;
  86         bool m_playback : 8;
  87 };
  88
  89 QDebug operator<<(QDebug &s, const AudioDeviceAccess &a);
  90
  91 } // namespace PS
  92
  93 #endif // AUDIODEVICEACCESS_H