/[svn]/qsampler/trunk/src/qsamplerChannel.cpp
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Diff of /qsampler/trunk/src/qsamplerChannel.cpp

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revision 1499 by capela, Tue Nov 20 16:48:04 2007 UTC revision 1510 by capela, Thu Nov 22 14:17:24 2007 UTC
# Line 62  qsamplerChannel::qsamplerChannel ( int i Line 62  qsamplerChannel::qsamplerChannel ( int i
62          m_iMidiMap          = -1;          m_iMidiMap          = -1;
63          m_sAudioDriver      = "ALSA";          m_sAudioDriver      = "ALSA";
64          m_iAudioDevice      = -1;          m_iAudioDevice      = -1;
65          m_fVolume           = 0.0;          m_fVolume           = 0.0f;
66          m_bMute             = false;          m_bMute             = false;
67          m_bSolo             = false;          m_bSolo             = false;
68  }  }
# Line 910  QString qsamplerChannel::loadingInstrume Line 910  QString qsamplerChannel::loadingInstrume
910  // ChannelRoutingModel - data model for audio routing (used for QTableView)  // ChannelRoutingModel - data model for audio routing (used for QTableView)
911  //  //
912    
913  ChannelRoutingModel::ChannelRoutingModel(QObject* parent) : QAbstractTableModel(parent), pDevice(NULL) {  ChannelRoutingModel::ChannelRoutingModel ( QObject *pParent )
914            : QAbstractTableModel(pParent), m_pDevice(NULL)
915    {
916  }  }
917    
918  int ChannelRoutingModel::rowCount(const QModelIndex& /*parent*/) const {  
919      return routing.size();  int ChannelRoutingModel::rowCount ( const QModelIndex& /*parent*/) const
920    {
921            return m_routing.size();
922  }  }
923    
924  int ChannelRoutingModel::columnCount(const QModelIndex& /*parent*/) const {  
925      return 1;  int ChannelRoutingModel::columnCount ( const QModelIndex& /*parent*/) const
926    {
927            return 1;
928  }  }
929    
930  Qt::ItemFlags ChannelRoutingModel::flags(const QModelIndex& /*index*/) const {  
931      return Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled;  Qt::ItemFlags ChannelRoutingModel::flags ( const QModelIndex& /*index*/) const
932    {
933            return Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled;
934  }  }
935    
 bool ChannelRoutingModel::setData(const QModelIndex& index, const QVariant& value, int /*role*/) {  
     if (!index.isValid()) {  
         return false;  
     }  
936    
937      routing[index.row()] = value.toInt();  bool ChannelRoutingModel::setData ( const QModelIndex& index,
938            const QVariant& value, int /*role*/)
939    {
940            if (!index.isValid())
941                    return false;
942    
943            m_routing[index.row()] = value.toInt();
944    
945      emit dataChanged(index, index);          emit dataChanged(index, index);
946      return true;          return true;
947  }  }
948    
 QVariant ChannelRoutingModel::data(const QModelIndex &index, int role) const {  
     if (!index.isValid())  
         return QVariant();  
     if (role != Qt::DisplayRole)  
         return QVariant();  
     if (index.column() != 0)  
         return QVariant();  
949    
950      ChannelRoutingItem item;  QVariant ChannelRoutingModel::data ( const QModelIndex &index, int role ) const
951    {
952            if (!index.isValid())
953                    return QVariant();
954            if (role != Qt::DisplayRole)
955                    return QVariant();
956            if (index.column() != 0)
957                    return QVariant();
958    
959            ChannelRoutingItem item;
960    
961      // The common device port item list.          // The common device port item list.
962      qsamplerDevicePortList& ports = pDevice->ports();          qsamplerDevicePortList& ports = m_pDevice->ports();
963          QListIterator<qsamplerDevicePort *> iter(ports);          QListIterator<qsamplerDevicePort *> iter(ports);
964          while (iter.hasNext()) {          while (iter.hasNext()) {
965                  qsamplerDevicePort *pPort = iter.next();                  qsamplerDevicePort *pPort = iter.next();
966          item.options.append(                  item.options.append(
967              pDevice->deviceTypeName()                          m_pDevice->deviceTypeName()
968              + ' ' + pDevice->driverName()                          + ' ' + m_pDevice->driverName()
969              + ' ' + pPort->portName()                          + ' ' + pPort->portName()
970          );                  );
971      }          }
972    
973      item.selection = routing[index.row()];          item.selection = m_routing[index.row()];
974    
975      return QVariant::fromValue(item);          return QVariant::fromValue(item);
976  }  }
977    
978  QVariant ChannelRoutingModel::headerData(int section, Qt::Orientation orientation, int role) const {  
979      if (role != Qt::DisplayRole) return QVariant();  QVariant ChannelRoutingModel::headerData ( int section,
980            Qt::Orientation orientation, int role) const
981      switch (orientation) {  {
982          case Qt::Horizontal:          if (role != Qt::DisplayRole)
983              return UNICODE_RIGHT_ARROW + QObject::tr(" Device Channel");                  return QVariant();
984          case Qt::Vertical:  
985              return QObject::tr("Sampler Channel ") +          switch (orientation) {
986                     QString::number(section) + " " + UNICODE_RIGHT_ARROW;                  case Qt::Horizontal:
987          default:                          return UNICODE_RIGHT_ARROW + QObject::tr(" Device Channel");
988              return QVariant();                  case Qt::Vertical:
989      }                          return QObject::tr("Sampler Channel ") +
990                                    QString::number(section) + " " + UNICODE_RIGHT_ARROW;
991                    default:
992                            return QVariant();
993            }
994  }  }
995    
996    
997  void ChannelRoutingModel::refresh ( qsamplerDevice *pDevice,  void ChannelRoutingModel::refresh ( qsamplerDevice *pDevice,
998          const qsamplerChannelRoutingMap& routing )          const qsamplerChannelRoutingMap& routing )
999  {  {
1000      this->pDevice = pDevice;          m_pDevice = pDevice;
1001      this->routing = routing;          m_routing = routing;
1002      // inform the outer world (QTableView) that our data changed          // inform the outer world (QTableView) that our data changed
1003      QAbstractTableModel::reset();          QAbstractTableModel::reset();
1004  }  }
1005    
1006    
# Line 991  void ChannelRoutingModel::refresh ( qsam Line 1008  void ChannelRoutingModel::refresh ( qsam
1008  // ChannelRoutingDelegate - table cell renderer for audio routing  // ChannelRoutingDelegate - table cell renderer for audio routing
1009  //  //
1010    
1011  ChannelRoutingDelegate::ChannelRoutingDelegate(QObject *parent) : QItemDelegate(parent) {  ChannelRoutingDelegate::ChannelRoutingDelegate ( QObject *pParent )
1012            : QItemDelegate(pParent)
1013    {
1014  }  }
1015    
1016  QWidget* ChannelRoutingDelegate::createEditor(QWidget *parent,  
1017          const QStyleOptionViewItem & option ,  QWidget* ChannelRoutingDelegate::createEditor ( QWidget *pParent,
1018          const QModelIndex& index) const          const QStyleOptionViewItem & option, const QModelIndex& index ) const
1019  {  {
1020      if (!index.isValid()) {          if (!index.isValid())
1021          return NULL;                  return NULL;
     }  
1022    
1023      if (index.column() != 0) {          if (index.column() != 0)
1024          return NULL;                  return NULL;
     }  
1025    
1026      ChannelRoutingItem item = index.model()->data(index, Qt::DisplayRole).value<ChannelRoutingItem>();          ChannelRoutingItem item = index.model()->data(index, Qt::DisplayRole).value<ChannelRoutingItem>();
1027    
1028      QComboBox* pComboBox = new QComboBox(parent);          QComboBox* pComboBox = new QComboBox(pParent);
1029      pComboBox->addItems(item.options);          pComboBox->addItems(item.options);
1030      pComboBox->setCurrentIndex(item.selection);          pComboBox->setCurrentIndex(item.selection);
1031      pComboBox->setEnabled(true);          pComboBox->setEnabled(true);
1032      pComboBox->setGeometry(option.rect);          pComboBox->setGeometry(option.rect);
1033      return pComboBox;          return pComboBox;
1034  }  }
1035    
1036  void ChannelRoutingDelegate::setEditorData(QWidget *editor, const QModelIndex &index) const {  
1037      ChannelRoutingItem item = index.model()->data(index, Qt::DisplayRole).value<ChannelRoutingItem>();  void ChannelRoutingDelegate::setEditorData ( QWidget *pEditor,
1038      QComboBox* comboBox = static_cast<QComboBox*>(editor);          const QModelIndex &index) const
1039      comboBox->setCurrentIndex(item.selection);  {
1040            ChannelRoutingItem item = index.model()->data(index,
1041                    Qt::DisplayRole).value<ChannelRoutingItem> ();
1042            QComboBox* pComboBox = static_cast<QComboBox*> (pEditor);
1043            pComboBox->setCurrentIndex(item.selection);
1044  }  }
1045    
1046  void ChannelRoutingDelegate::setModelData(QWidget* editor, QAbstractItemModel* model, const QModelIndex& index) const {  
1047      QComboBox* comboBox = static_cast<QComboBox*>(editor);  void ChannelRoutingDelegate::setModelData ( QWidget* pEditor,
1048      model->setData(index, comboBox->currentIndex());          QAbstractItemModel *pModel, const QModelIndex& index ) const
1049    {
1050            QComboBox *pComboBox = static_cast<QComboBox*> (pEditor);
1051            pModel->setData(index, pComboBox->currentIndex());
1052  }  }
1053    
1054  void ChannelRoutingDelegate::updateEditorGeometry(QWidget *editor,  
1055          const QStyleOptionViewItem &option, const QModelIndex &/* index */) const  void ChannelRoutingDelegate::updateEditorGeometry ( QWidget *pEditor,
1056            const QStyleOptionViewItem& option, const QModelIndex &/* index */) const
1057  {  {
1058      editor->setGeometry(option.rect);          pEditor->setGeometry(option.rect);
1059  }  }
1060    
1061    
1062  // end of qsamplerChannel.cpp  // end of qsamplerChannel.cpp
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