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// MidiInstrumentsModel - data model for MIDI prog mappings (used for QTableView) |
// MidiInstrumentsModel - data model for MIDI prog mappings (used for QTableView) |
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// |
// |
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MidiInstrumentsModel::MidiInstrumentsModel(QObject* parent) : QAbstractTableModel(parent) { |
MidiInstrumentsModel::MidiInstrumentsModel ( QObject* pParent) |
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m_iMidiMap = LSCP_MIDI_MAP_ALL; |
: QAbstractTableModel(pParent) |
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{ |
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m_iMidiMap = LSCP_MIDI_MAP_ALL; |
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} |
} |
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int MidiInstrumentsModel::rowCount(const QModelIndex& /*parent*/) const { |
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if (m_iMidiMap == LSCP_MIDI_MAP_ALL) { |
int MidiInstrumentsModel::rowCount ( const QModelIndex& /*parent*/) const |
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int n = 0; |
{ |
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for (InstrumentsMap::const_iterator itMap = instruments.begin(); itMap != instruments.end(); ++itMap) |
if (m_iMidiMap == LSCP_MIDI_MAP_ALL) { |
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n += (*itMap).size(); |
int n = 0; |
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return n; |
for (InstrumentsMap::const_iterator itMap = m_instruments.begin(); |
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} |
itMap != m_instruments.end(); ++itMap) |
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InstrumentsMap::const_iterator itMap = instruments.find(m_iMidiMap); |
n += (*itMap).size(); |
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if (itMap == instruments.end()) return 0; |
return n; |
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return (*itMap).size(); |
} |
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} |
InstrumentsMap::const_iterator itMap = m_instruments.find(m_iMidiMap); |
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if (itMap == m_instruments.end()) return 0; |
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int MidiInstrumentsModel::columnCount(const QModelIndex& /*parent*/) const { |
return (*itMap).size(); |
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return 9; |
} |
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} |
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QVariant MidiInstrumentsModel::data(const QModelIndex &index, int role) const { |
int MidiInstrumentsModel::columnCount ( const QModelIndex& /*parent*/) const |
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if (!index.isValid()) return QVariant(); |
{ |
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return 9; |
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const qsamplerInstrument* pInstr = NULL; |
} |
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if (m_iMidiMap == LSCP_MIDI_MAP_ALL) { |
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int n = 0; |
QVariant MidiInstrumentsModel::data ( const QModelIndex &index, int role ) const |
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for (InstrumentsMap::const_iterator itMap = instruments.begin(); itMap != instruments.end(); ++itMap) { |
{ |
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n += (*itMap).size(); |
if (!index.isValid()) |
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if (index.row() < n) |
return QVariant(); |
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pInstr = &(*itMap)[index.row() + (*itMap).size() - n]; |
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} |
const qsamplerInstrument* pInstr = NULL; |
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} else { |
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// resolve MIDI instrument map |
if (m_iMidiMap == LSCP_MIDI_MAP_ALL) { |
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InstrumentsMap::const_iterator itMap = instruments.find(m_iMidiMap); |
int n = 0; |
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if (itMap == instruments.end()) return QVariant(); |
for (InstrumentsMap::const_iterator itMap = m_instruments.begin(); |
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// resolve instrument in that map |
itMap != m_instruments.end(); ++itMap) { |
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if (index.row() >= (*itMap).size()) return QVariant(); |
n += (*itMap).size(); |
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pInstr = &(*itMap)[index.row()]; |
if (index.row() < n) |
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} |
pInstr = &(*itMap)[index.row() + (*itMap).size() - n]; |
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} |
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if (!pInstr) return QVariant(); |
} else { |
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// resolve MIDI instrument map |
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if (role == Qt::UserRole) { |
InstrumentsMap::const_iterator itMap = m_instruments.find(m_iMidiMap); |
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return QVariant::fromValue((void*)pInstr); |
if (itMap == m_instruments.end()) return QVariant(); |
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} |
// resolve instrument in that map |
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if (index.row() >= (*itMap).size()) return QVariant(); |
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if (role == Qt::DisplayRole) { |
pInstr = &(*itMap)[index.row()]; |
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switch (index.column()) { |
} |
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case 0: return pInstr->name(); |
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case 1: return QVariant::fromValue(pInstr->map()); |
if (!pInstr) |
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case 2: return QVariant::fromValue(pInstr->bank()); |
return QVariant(); |
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case 3: return QVariant::fromValue(pInstr->prog()); |
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case 4: return pInstr->engineName(); |
if (role == Qt::UserRole) |
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case 5: return pInstr->instrumentFile(); |
return QVariant::fromValue((void *) pInstr); |
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case 6: return QVariant::fromValue(pInstr->instrumentNr()); |
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case 7: return QString::number(pInstr->volume() * 100.0) + " %"; |
if (role == Qt::DisplayRole) { |
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case 8: { |
switch (index.column()) { |
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switch (pInstr->loadMode()) { |
case 0: return pInstr->name(); |
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case 3: return QObject::tr("Persistent"); |
case 1: return QVariant::fromValue(pInstr->map()); |
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case 2: return QObject::tr("On Demand Hold"); |
case 2: return QVariant::fromValue(pInstr->bank()); |
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case 1: return QObject::tr("On Demand"); |
case 3: return QVariant::fromValue(pInstr->prog()); |
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default: return QVariant(); |
case 4: return pInstr->engineName(); |
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} |
case 5: return pInstr->instrumentFile(); |
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} |
case 6: return QVariant::fromValue(pInstr->instrumentNr()); |
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default: return QVariant(); |
case 7: return QString::number(pInstr->volume() * 100.0) + " %"; |
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} |
case 8: { |
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} |
switch (pInstr->loadMode()) { |
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case 3: return QObject::tr("Persistent"); |
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return QVariant(); |
case 2: return QObject::tr("On Demand Hold"); |
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} |
case 1: return QObject::tr("On Demand"); |
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default: return QVariant(); |
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QVariant MidiInstrumentsModel::headerData(int section, Qt::Orientation orientation, int role) const { |
} |
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if (orientation != Qt::Horizontal || role != Qt::DisplayRole) |
} |
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return QVariant(); |
default: return QVariant(); |
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} |
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switch (section) { |
} |
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case 0: return tr("Name"); |
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case 1: return tr("Map"); |
return QVariant(); |
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case 2: return tr("Bank"); |
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case 3: return tr("Prog"); |
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case 4: return tr("Engine"); |
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case 5: return tr("File"); |
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case 6: return tr("Nr"); |
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case 7: return tr("Vol"); |
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case 8: return tr("Mode"); |
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default: return QVariant(); |
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} |
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} |
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qsamplerInstrument* MidiInstrumentsModel::addInstrument(int iMap, int iBank, int iProg) { |
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// Check it there's already one instrument item |
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// with the very same key (bank, program); |
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// if yes, just remove it without prejudice... |
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for (int i = 0; i < instruments[iMap].size(); i++) { |
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if ( |
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instruments[iMap][i].bank() == iBank && |
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instruments[iMap][i].prog() == iProg |
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) { |
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instruments[iMap].removeAt(i); |
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break; |
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} |
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} |
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// resolve the appropriate place, we keep the list sorted that way ... |
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int i = 0; |
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for (; i < instruments[iMap].size(); i++) |
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if ( |
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iBank > instruments[iMap][i].bank() || |
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( iBank == instruments[iMap][i].bank() && |
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iProg > instruments[iMap][i].prog() ) |
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) break; |
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instruments[iMap].insert(i, qsamplerInstrument(iMap, iBank, iProg)); |
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qsamplerInstrument& instr = instruments[iMap][i]; |
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if (!instr.getInstrument()) |
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instruments[iMap].removeAt(i); |
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return &instr; |
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} |
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void MidiInstrumentsModel::removeInstrument(const qsamplerInstrument& instrument) { |
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const int iMap = instrument.map(); |
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const int iBank = instrument.bank(); |
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const int iProg = instrument.prog(); |
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for (int i = 0; i < instruments[iMap].size(); i++) { |
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if ( |
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instruments[iMap][i].bank() == iBank && |
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instruments[iMap][i].prog() == iProg |
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) { |
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instruments[iMap].removeAt(i); |
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break; |
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} |
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} |
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} |
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// reposition the instrument in the model (called when map/bank/prg changed) |
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void MidiInstrumentsModel::resort(const qsamplerInstrument instrument) { |
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const int iMap = instrument.map(); |
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const int iBank = instrument.bank(); |
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const int iProg = instrument.prog(); |
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// remove given instrument from its current list |
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removeInstrument(instrument); |
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// re-add the instrument |
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addInstrument(iMap, iBank, iProg); |
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} |
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void MidiInstrumentsModel::setMidiMap(int iMidiMap) { |
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if (iMidiMap < 0) |
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iMidiMap = LSCP_MIDI_MAP_ALL; |
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m_iMidiMap = iMidiMap; |
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} |
} |
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int MidiInstrumentsModel::midiMap() const { |
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return m_iMidiMap; |
QVariant MidiInstrumentsModel::headerData ( |
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int section, Qt::Orientation orientation, int role ) const |
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{ |
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if (orientation != Qt::Horizontal || role != Qt::DisplayRole) |
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return QVariant(); |
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switch (section) { |
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case 0: return tr("Name"); |
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case 1: return tr("Map"); |
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case 2: return tr("Bank"); |
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case 3: return tr("Prog"); |
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case 4: return tr("Engine"); |
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case 5: return tr("File"); |
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case 6: return tr("Nr"); |
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case 7: return tr("Vol"); |
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case 8: return tr("Mode"); |
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default: return QVariant(); |
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} |
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} |
} |
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void MidiInstrumentsModel::refresh() { |
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instruments.clear(); |
qsamplerInstrument* MidiInstrumentsModel::addInstrument ( |
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int iMap, int iBank, int iProg ) |
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{ |
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// Check it there's already one instrument item |
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// with the very same key (bank, program); |
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// if yes, just remove it without prejudice... |
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for (int i = 0; i < m_instruments[iMap].size(); i++) { |
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if (m_instruments[iMap][i].bank() == iBank && |
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m_instruments[iMap][i].prog() == iProg) { |
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m_instruments[iMap].removeAt(i); |
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break; |
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} |
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} |
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// resolve the appropriate place, we keep the list sorted that way ... |
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int i = 0; |
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for (; i < m_instruments[iMap].size(); i++) |
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if (iBank > m_instruments[iMap][i].bank() |
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|| (iBank == m_instruments[iMap][i].bank() && |
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iProg > m_instruments[iMap][i].prog())) |
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break; |
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m_instruments[iMap].insert(i, qsamplerInstrument(iMap, iBank, iProg)); |
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qsamplerInstrument& instr = m_instruments[iMap][i]; |
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if (!instr.getInstrument()) |
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m_instruments[iMap].removeAt(i); |
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return &instr; |
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} |
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void MidiInstrumentsModel::removeInstrument ( |
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const qsamplerInstrument& instrument ) |
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{ |
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const int iMap = instrument.map(); |
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const int iBank = instrument.bank(); |
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const int iProg = instrument.prog(); |
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for (int i = 0; i < m_instruments[iMap].size(); i++) { |
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if (m_instruments[iMap][i].bank() == iBank && |
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m_instruments[iMap][i].prog() == iProg) { |
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m_instruments[iMap].removeAt(i); |
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break; |
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} |
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} |
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} |
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// Reposition the instrument in the model (called when map/bank/prg changed) |
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void MidiInstrumentsModel::resort ( const qsamplerInstrument instrument ) |
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{ |
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const int iMap = instrument.map(); |
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const int iBank = instrument.bank(); |
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const int iProg = instrument.prog(); |
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// remove given instrument from its current list |
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removeInstrument(instrument); |
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// re-add the instrument |
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addInstrument(iMap, iBank, iProg); |
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} |
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void MidiInstrumentsModel::setMidiMap ( int iMidiMap ) |
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{ |
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if (iMidiMap < 0) |
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iMidiMap = LSCP_MIDI_MAP_ALL; |
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m_iMidiMap = iMidiMap; |
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} |
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int MidiInstrumentsModel::midiMap (void) const |
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{ |
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return m_iMidiMap; |
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} |
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void MidiInstrumentsModel::refresh (void) |
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{ |
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m_instruments.clear(); |
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MainForm* pMainForm = MainForm::getInstance(); |
MainForm* pMainForm = MainForm::getInstance(); |
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if (pMainForm == NULL) |
if (pMainForm == NULL) |
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if (pInstrs == NULL && ::lscp_client_get_errno(pMainForm->client())) { |
if (pInstrs == NULL && ::lscp_client_get_errno(pMainForm->client())) { |
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pMainForm->appendMessagesClient("lscp_list_midi_instruments"); |
pMainForm->appendMessagesClient("lscp_list_midi_instruments"); |
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pMainForm->appendMessagesError(tr("Could not get current list of MIDI instrument mappings.\n\nSorry.")); |
pMainForm->appendMessagesError( |
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tr("Could not get current list of MIDI instrument mappings.\n\nSorry.")); |
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} |
} |
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// inform the outer world (QTableView) that our data changed |
// inform the outer world (QTableView) that our data changed |
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// (doesn't actually do anything ATM, but is already there for a future |
// (doesn't actually do anything ATM, but is already there for a future |
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// cell editor widget implementation) |
// cell editor widget implementation) |
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MidiInstrumentsDelegate::MidiInstrumentsDelegate(QObject* parent) : QItemDelegate(parent) { |
MidiInstrumentsDelegate::MidiInstrumentsDelegate ( QObject* pParent ) |
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: QItemDelegate(pParent) |
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{ |
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} |
} |
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QWidget* MidiInstrumentsDelegate::createEditor(QWidget* parent, const QStyleOptionViewItem& option, const QModelIndex& index) const { |
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return QItemDelegate::createEditor(parent, option, index); |
QWidget* MidiInstrumentsDelegate::createEditor ( QWidget* pParent, |
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//return new QLabel(index.model()->data(index, Qt::DisplayRole).toString(), parent); |
const QStyleOptionViewItem& option, const QModelIndex& index ) const |
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{ |
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return QItemDelegate::createEditor(pParent, option, index); |
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// return new QLabel(index.model()->data(index, Qt::DisplayRole).toString(), parent); |
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} |
} |
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void MidiInstrumentsDelegate::setEditorData(QWidget* /*editor*/, const QModelIndex& /*index*/) const { |
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void MidiInstrumentsDelegate::setEditorData ( QWidget */*pEditor*/, |
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const QModelIndex& /*index*/) const |
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{ |
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} |
} |
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void MidiInstrumentsDelegate::setModelData(QWidget* /*editor*/, QAbstractItemModel* /*model*/, const QModelIndex& /*index*/) const { |
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void MidiInstrumentsDelegate::setModelData ( QWidget */*pEditor*/, |
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QAbstractItemModel* /*model*/, const QModelIndex& /*index*/) const |
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{ |
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} |
} |
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void MidiInstrumentsDelegate::updateEditorGeometry(QWidget* editor, const QStyleOptionViewItem& option, const QModelIndex& index) const { |
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QItemDelegate::updateEditorGeometry(editor, option, index); |
void MidiInstrumentsDelegate::updateEditorGeometry ( QWidget *pEditor, |
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//if (editor) editor->setGeometry(option.rect); |
const QStyleOptionViewItem& option, const QModelIndex& index) const |
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{ |
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QItemDelegate::updateEditorGeometry(pEditor, option, index); |
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// if (pEditor) pEditor->setGeometry(option.rect); |
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} |
} |
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