runtime/phonon/kded-module/audiodevice.cpp

   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 #include "audiodevice.h"
  22 #include "hardwaredatabase.h"
  23
  24 #include <kconfiggroup.h>
  25 #include <kdebug.h>
  26 #include <klocale.h>
  27
  28 PS::AudioDevice::AudioDevice()
  29     : m_index(0), m_initialPreference(0), m_isAvailable(false), m_isAdvanced(true),
  30     m_dbNameOverrideFound(false)//, m_useCache(true)
  31 {
  32 }
  33
  34 PS::AudioDevice::AudioDevice(const QString &cardName, const QString &icon,
  35         const AudioDeviceKey &key, int pref, bool adv)
  36     : m_cardName(cardName),
  37     m_icon(icon),
  38     m_key(key),
  39     m_index(0),
  40     m_initialPreference(pref),
  41     m_isAvailable(false),
  42     m_isAdvanced(adv),
  43     m_dbNameOverrideFound(false)
  44     //m_useCache(true)
  45 {
  46     applyHardwareDatabaseOverrides();
  47 }
  48
  49 void PS::AudioDevice::addAccess(const AudioDeviceAccess &access)
  50 {
  51     m_isAvailable |= !access.deviceIds().isEmpty();
  52
  53     m_accessList << access;
  54     qSort(m_accessList); // FIXME: do sorted insert
  55 }
  56
  57 const QString PS::AudioDevice::description() const
  58 {
  59     if (!m_isAvailable) {
  60         return i18n("<html>This device is currently not available (either it is unplugged or the "
  61                 "driver is not loaded).</html>");
  62     }
  63     QString list;
  64     foreach (const AudioDeviceAccess &a, m_accessList) {
  65         foreach (const QString &id, a.deviceIds()) {
  66             list += i18nc("The first argument is name of the driver/sound subsystem. "
  67                     "The second argument is the device identifier", "<li>%1: %2</li>",
  68                     a.driverName(), id);
  69         }
  70     }
  71     return i18n("<html>This will try the following devices and use the first that works: "
  72             "<ol>%1</ol></html>", list);
  73 }
  74
  75 void PS::AudioDevice::applyHardwareDatabaseOverrides()
  76 {
  77     // now let's take a look at the hardware database whether we have to override something
  78     kDebug(601) << "looking for" << m_key.uniqueId;
  79     if (HardwareDatabase::contains(m_key.uniqueId)) {
  80         const HardwareDatabase::Entry &e = HardwareDatabase::entryFor(m_key.uniqueId);
  81         kDebug(601) << "  found it:" << e.name << e.iconName << e.initialPreference << e.isAdvanced;
  82         if (!e.name.isEmpty()) {
  83             m_dbNameOverrideFound = true;
  84             m_cardName = e.name;
  85         }
  86         if (!e.iconName.isEmpty()) {
  87             m_icon = e.iconName;
  88         }
  89         if (e.isAdvanced != 2) {
  90             m_isAdvanced = e.isAdvanced;
  91         }
  92         m_initialPreference = e.initialPreference;
  93     }
  94 }
  95
  96 void PS::AudioDevice::removeFromCache(const KSharedConfigPtr &config) const
  97 {
  98     //if (m_useCache) {
  99         KConfigGroup cGroup(config, QLatin1String("AudioDevice_") + m_key.uniqueId);
 100         cGroup.writeEntry("deleted", true);
 101     //}
 102 }
 103
 104 void PS::AudioDevice::syncWithCache(const KSharedConfigPtr &config)
 105 {
 106     //if (!m_useCache) {
 107         //return;
 108     //}
 109     KConfigGroup cGroup(config, QLatin1String("AudioDevice_") + m_key.uniqueId);
 110     if (cGroup.exists()) {
 111         m_index = cGroup.readEntry("index", 0);
 112     }
 113     if (m_index >= 0) {
 114         KConfigGroup globalGroup(config, "Globals");
 115         m_index = -globalGroup.readEntry("nextIndex", 1);
 116         globalGroup.writeEntry("nextIndex", 1 - m_index);
 117         Q_ASSERT(m_index < 0);
 118
 119         cGroup.writeEntry("index", m_index);
 120     }
 121     cGroup.writeEntry("cardName", m_cardName);
 122     cGroup.writeEntry("iconName", m_icon);
 123     //cGroup.writeEntry("udi", m_udi);
 124     cGroup.writeEntry("initialPreference", m_initialPreference);
 125     cGroup.writeEntry("isAdvanced", m_isAdvanced);
 126     cGroup.writeEntry("deviceNumber", m_key.deviceNumber);
 127     cGroup.writeEntry("deleted", false);
 128     // hack: only internal soundcards should get the icon audio-card. All others, we assume, are
 129     // hotpluggable
 130     cGroup.writeEntry("hotpluggable", m_icon != QLatin1String("audio-card"));
 131 }