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// qsamplerInstrumentList.cpp |
// qsamplerInstrumentList.cpp |
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// |
// |
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/**************************************************************************** |
/**************************************************************************** |
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Copyright (C) 2003-2007, rncbc aka Rui Nuno Capela. All rights reserved. |
Copyright (C) 2003-2010, rncbc aka Rui Nuno Capela. All rights reserved. |
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Copyright (C) 2007, Christian Schoenebeck |
Copyright (C) 2007, Christian Schoenebeck |
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This program is free software; you can redistribute it and/or |
This program is free software; you can redistribute it and/or |
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#include "qsamplerInstrumentList.h" |
#include "qsamplerInstrumentList.h" |
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#include "qsamplerInstrument.h" |
#include "qsamplerInstrument.h" |
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#include "qsamplerInstrumentForm.h" |
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#include "qsamplerOptions.h" |
#include "qsamplerOptions.h" |
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#include "qsamplerMainForm.h" |
#include "qsamplerMainForm.h" |
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#include <qapplication.h> |
#include <QApplication> |
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#include <qmessagebox.h> |
#include <QCursor> |
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#include <qeventloop.h> |
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#include <qaction.h> |
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#include <qcursor.h> |
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#include <qfileinfo.h> |
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#include <QMenu> |
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// Needed for lroundf() |
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#include <math.h> |
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#ifndef CONFIG_ROUND |
namespace QSampler { |
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static inline long lroundf ( float x ) |
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//------------------------------------------------------------------------- |
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// QSampler::InstrumentListModel - data model for MIDI prog mappings |
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// |
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InstrumentListModel::InstrumentListModel ( QObject *pParent ) |
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: QAbstractItemModel(pParent), m_iMidiMap(LSCP_MIDI_MAP_ALL) |
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{ |
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// QAbstractItemModel::reset(); |
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} |
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InstrumentListModel::~InstrumentListModel (void) |
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{ |
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clear(); |
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} |
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int InstrumentListModel::rowCount ( const QModelIndex& /*parent*/) const |
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{ |
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int nrows = 0; |
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if (m_iMidiMap == LSCP_MIDI_MAP_ALL) { |
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InstrumentMap::const_iterator itMap = m_instruments.constBegin(); |
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for ( ; itMap != m_instruments.constEnd(); ++itMap) |
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nrows += (*itMap).size(); |
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} else { |
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InstrumentMap::const_iterator itMap = m_instruments.find(m_iMidiMap); |
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if (itMap != m_instruments.constEnd()) |
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nrows += (*itMap).size(); |
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} |
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return nrows; |
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} |
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int InstrumentListModel::columnCount ( const QModelIndex& /*parent*/) const |
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{ |
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return 9; |
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} |
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QVariant InstrumentListModel::data ( |
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const QModelIndex &index, int role ) const |
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{ |
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if (!index.isValid()) |
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return QVariant(); |
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const Instrument *pInstr |
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= static_cast<Instrument *> (index.internalPointer()); |
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if (pInstr && role == Qt::DisplayRole) { |
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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()); |
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case 2: return QVariant::fromValue(pInstr->bank()); |
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case 3: return QVariant::fromValue(pInstr->prog() + 1); |
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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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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 tr("Persistent"); |
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case 2: return tr("On Demand Hold"); |
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case 1: return tr("On Demand"); |
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} |
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} |
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default: |
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break; |
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} |
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} |
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return QVariant(); |
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} |
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QModelIndex InstrumentListModel::index ( |
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int row, int col, const QModelIndex& /*parent*/ ) const |
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{ |
{ |
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if (x >= 0.0f) |
const Instrument *pInstr = NULL; |
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return long(x + 0.5f); |
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if (m_iMidiMap == LSCP_MIDI_MAP_ALL) { |
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int nrows = 0; |
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InstrumentMap::const_iterator itMap = m_instruments.constBegin(); |
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for ( ; itMap != m_instruments.constEnd(); ++itMap) { |
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const InstrumentList& list = *itMap; |
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nrows += list.size(); |
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if (row < nrows) { |
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pInstr = list.at(row + list.size() - nrows); |
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break; |
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} |
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} |
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} else { |
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// Resolve MIDI instrument map... |
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InstrumentMap::const_iterator itMap = m_instruments.find(m_iMidiMap); |
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if (itMap != m_instruments.constEnd()) { |
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const InstrumentList& list = *itMap; |
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if (row < list.size()) |
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pInstr = list.at(row); |
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} |
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} |
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if (pInstr) |
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return createIndex(row, col, (void *) pInstr); |
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else |
else |
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return long(x - 0.5f); |
return QModelIndex(); |
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} |
} |
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#endif |
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using namespace QSampler; |
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QModelIndex InstrumentListModel::parent ( const QModelIndex& /*child*/ ) const |
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{ |
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return QModelIndex(); |
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} |
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//------------------------------------------------------------------------- |
QVariant InstrumentListModel::headerData ( |
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// MidiInstrumentsModel - data model for MIDI prog mappings (used for QTableView) |
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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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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} |
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} |
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MidiInstrumentsModel::MidiInstrumentsModel(QObject* parent) : QAbstractTableModel(parent) { |
return QAbstractItemModel::headerData(section, orientation, role); |
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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) { |
void InstrumentListModel::setMidiMap ( int iMidiMap ) |
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int n = 0; |
{ |
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for (InstrumentsMap::const_iterator itMap = instruments.begin(); itMap != instruments.end(); ++itMap) |
if (iMidiMap < 0) |
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n += (*itMap).size(); |
iMidiMap = LSCP_MIDI_MAP_ALL; |
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return n; |
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} |
m_iMidiMap = iMidiMap; |
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InstrumentsMap::const_iterator itMap = instruments.find(m_iMidiMap); |
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if (itMap == instruments.end()) return 0; |
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return (*itMap).size(); |
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} |
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int MidiInstrumentsModel::columnCount(const QModelIndex& /*parent*/) const { |
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return 9; |
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} |
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QVariant MidiInstrumentsModel::data(const QModelIndex &index, int role) const { |
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if (!index.isValid()) return QVariant(); |
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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; |
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for (InstrumentsMap::const_iterator itMap = instruments.begin(); itMap != instruments.end(); ++itMap) { |
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n += (*itMap).size(); |
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if (index.row() < n) |
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pInstr = &(*itMap)[index.row() + (*itMap).size() - n]; |
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} |
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} else { |
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// resolve MIDI instrument map |
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InstrumentsMap::const_iterator itMap = instruments.find(m_iMidiMap); |
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if (itMap == 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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pInstr = &(*itMap)[index.row()]; |
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} |
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if (!pInstr) return QVariant(); |
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if (role == Qt::UserRole) { |
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return QVariant::fromValue((void*)pInstr); |
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} |
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if (role == Qt::DisplayRole) { |
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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()); |
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case 2: return QVariant::fromValue(pInstr->bank()); |
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case 3: return QVariant::fromValue(pInstr->prog()); |
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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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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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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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} |
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} |
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default: return QVariant(); |
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} |
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} |
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return QVariant(); |
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} |
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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(); |
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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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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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} |
} |
178 |
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179 |
int MidiInstrumentsModel::midiMap() const { |
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180 |
return m_iMidiMap; |
int InstrumentListModel::midiMap (void) const |
181 |
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{ |
182 |
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return m_iMidiMap; |
183 |
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} |
184 |
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185 |
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186 |
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const Instrument *InstrumentListModel::addInstrument ( |
187 |
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int iMap, int iBank, int iProg ) |
188 |
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{ |
189 |
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// Check it there's already one instrument item |
190 |
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// with the very same key (bank, program); |
191 |
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// if yes, just remove it without prejudice... |
192 |
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InstrumentList& list = m_instruments[iMap]; |
193 |
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for (int i = 0; i < list.size(); ++i) { |
194 |
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const Instrument *pInstr = list.at(i); |
195 |
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if (pInstr->bank() == iBank && pInstr->prog() == iProg) { |
196 |
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delete pInstr; |
197 |
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list.removeAt(i); |
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break; |
199 |
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} |
200 |
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} |
201 |
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202 |
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// Resolve the appropriate place, we keep the list sorted that way... |
203 |
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int i = 0; |
204 |
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for ( ; i < list.size(); ++i) { |
205 |
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const Instrument *pInstr = list.at(i); |
206 |
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if (iBank < pInstr->bank() |
207 |
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|| (iBank == pInstr->bank() && iProg < pInstr->prog())) { |
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break; |
209 |
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} |
210 |
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} |
211 |
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212 |
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Instrument *pInstr = new Instrument(iMap, iBank, iProg); |
213 |
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if (pInstr->getInstrument()) { |
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list.insert(i, pInstr); |
215 |
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} else { |
216 |
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delete pInstr; |
217 |
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pInstr = NULL; |
218 |
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} |
219 |
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return pInstr; |
221 |
} |
} |
222 |
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void MidiInstrumentsModel::refresh() { |
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instruments.clear(); |
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223 |
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224 |
MainForm* pMainForm = MainForm::getInstance(); |
void InstrumentListModel::removeInstrument ( const Instrument *pInstrument ) |
225 |
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{ |
226 |
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const int iMap = pInstrument->map(); |
227 |
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const int iBank = pInstrument->bank(); |
228 |
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const int iProg = pInstrument->prog(); |
229 |
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230 |
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if (m_instruments.contains(iMap)) { |
231 |
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InstrumentList& list = m_instruments[iMap]; |
232 |
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for (int i = 0; i < list.size(); ++i) { |
233 |
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const Instrument *pInstr = list.at(i); |
234 |
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if (pInstr->bank() == iBank && pInstr->prog() == iProg) { |
235 |
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delete pInstr; |
236 |
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list.removeAt(i); |
237 |
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break; |
238 |
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} |
239 |
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} |
240 |
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} |
241 |
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} |
242 |
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243 |
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244 |
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// Reposition the instrument in the model (called when map/bank/prg changed) |
245 |
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void InstrumentListModel::updateInstrument ( const Instrument *pInstrument ) |
246 |
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{ |
247 |
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const int iMap = pInstrument->map(); |
248 |
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const int iBank = pInstrument->bank(); |
249 |
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const int iProg = pInstrument->prog(); |
250 |
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251 |
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// Remove given instrument from its current list... |
252 |
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removeInstrument(pInstrument); |
253 |
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254 |
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// Re-add the instrument... |
255 |
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addInstrument(iMap, iBank, iProg); |
256 |
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} |
257 |
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258 |
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259 |
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void InstrumentListModel::refresh (void) |
260 |
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{ |
261 |
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MainForm *pMainForm = MainForm::getInstance(); |
262 |
if (pMainForm == NULL) |
if (pMainForm == NULL) |
263 |
return; |
return; |
264 |
if (pMainForm->client() == NULL) |
if (pMainForm->client() == NULL) |
266 |
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267 |
QApplication::setOverrideCursor(QCursor(Qt::WaitCursor)); |
QApplication::setOverrideCursor(QCursor(Qt::WaitCursor)); |
268 |
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269 |
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clear(); |
270 |
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271 |
// Load the whole bunch of instrument items... |
// Load the whole bunch of instrument items... |
272 |
lscp_midi_instrument_t* pInstrs |
lscp_midi_instrument_t *pInstrs |
273 |
= ::lscp_list_midi_instruments(pMainForm->client(), m_iMidiMap); |
= ::lscp_list_midi_instruments(pMainForm->client(), m_iMidiMap); |
274 |
for (int iInstr = 0; pInstrs && pInstrs[iInstr].map >= 0; ++iInstr) { |
for (int iInstr = 0; pInstrs && pInstrs[iInstr].map >= 0; ++iInstr) { |
275 |
const int iMap = pInstrs[iInstr].map; |
const int iMap = pInstrs[iInstr].map; |
277 |
const int iProg = pInstrs[iInstr].prog; |
const int iProg = pInstrs[iInstr].prog; |
278 |
addInstrument(iMap, iBank, iProg); |
addInstrument(iMap, iBank, iProg); |
279 |
// Try to keep it snappy :) |
// Try to keep it snappy :) |
280 |
QApplication::processEvents(QEventLoop::ExcludeUserInput); |
QApplication::processEvents(QEventLoop::ExcludeUserInputEvents); |
281 |
} |
} |
282 |
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283 |
QApplication::restoreOverrideCursor(); |
QApplication::restoreOverrideCursor(); |
284 |
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285 |
if (pInstrs == NULL && ::lscp_client_get_errno(pMainForm->client())) { |
if (pInstrs == NULL && ::lscp_client_get_errno(pMainForm->client())) { |
286 |
pMainForm->appendMessagesClient("lscp_list_midi_instruments"); |
pMainForm->appendMessagesClient("lscp_list_midi_instruments"); |
287 |
pMainForm->appendMessagesError(tr("Could not get current list of MIDI instrument mappings.\n\nSorry.")); |
pMainForm->appendMessagesError( |
288 |
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tr("Could not get current list of MIDI instrument mappings.\n\nSorry.")); |
289 |
} |
} |
290 |
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} |
291 |
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|
292 |
// inform the outer world (QTableView) that our data changed |
void InstrumentListModel::beginReset (void) |
293 |
QAbstractTableModel::reset(); |
{ |
294 |
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#if QT_VERSION >= 0x040600 |
295 |
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QAbstractItemModel::beginResetModel(); |
296 |
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#endif |
297 |
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} |
298 |
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299 |
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void InstrumentListModel::endReset (void) |
300 |
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{ |
301 |
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#if QT_VERSION >= 0x040600 |
302 |
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QAbstractItemModel::endResetModel(); |
303 |
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#else |
304 |
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QAbstractItemModel::reset(); |
305 |
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#endif |
306 |
|
} |
307 |
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308 |
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309 |
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// Map clear. |
310 |
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void InstrumentListModel::clear (void) |
311 |
|
{ |
312 |
|
InstrumentMap::iterator itMap = m_instruments.begin(); |
313 |
|
for ( ; itMap != m_instruments.end(); ++itMap) { |
314 |
|
InstrumentList& list = itMap.value(); |
315 |
|
qDeleteAll(list); |
316 |
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list.clear(); |
317 |
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} |
318 |
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|
319 |
|
m_instruments.clear(); |
320 |
} |
} |
321 |
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322 |
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|
323 |
//------------------------------------------------------------------------- |
//------------------------------------------------------------------------- |
324 |
// MidiInstrumentsDelegate - table cell renderer for MIDI prog mappings |
// QSampler::InstrumentListView - list view for MIDI prog mappings |
325 |
// (doesn't actually do anything ATM, but is already there for a future |
// |
|
// cell editor widget implementation) |
|
326 |
|
|
327 |
MidiInstrumentsDelegate::MidiInstrumentsDelegate(QObject* parent) : QItemDelegate(parent) { |
// Constructor. |
328 |
|
InstrumentListView::InstrumentListView ( QWidget *pParent ) |
329 |
|
: QTreeView(pParent) |
330 |
|
{ |
331 |
|
m_pListModel = new InstrumentListModel(this); |
332 |
|
|
333 |
|
QTreeView::setModel(m_pListModel); |
334 |
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|
335 |
|
QTreeView::setRootIsDecorated(false); |
336 |
|
QTreeView::setUniformRowHeights(true); |
337 |
|
QTreeView::setAlternatingRowColors(true); |
338 |
|
QTreeView::setSelectionBehavior(QAbstractItemView::SelectRows); |
339 |
|
QTreeView::setSelectionMode(QAbstractItemView::SingleSelection); |
340 |
|
QTreeView::setItemsExpandable(false); |
341 |
|
|
342 |
|
QHeaderView *pHeader = QTreeView::header(); |
343 |
|
pHeader->setDefaultAlignment(Qt::AlignLeft); |
344 |
|
pHeader->setMovable(false); |
345 |
|
pHeader->setStretchLastSection(true); |
346 |
|
pHeader->resizeSection(0, 120); // Name |
347 |
|
QTreeView::resizeColumnToContents(1); // Map |
348 |
|
QTreeView::resizeColumnToContents(2); // Bank |
349 |
|
QTreeView::resizeColumnToContents(3); // Prog |
350 |
|
QTreeView::resizeColumnToContents(4); // Engine |
351 |
|
pHeader->resizeSection(5, 240); // File |
352 |
|
QTreeView::resizeColumnToContents(6); // Nr |
353 |
|
pHeader->resizeSection(7, 60); // Vol |
354 |
|
} |
355 |
|
|
356 |
|
|
357 |
|
// Destructor. |
358 |
|
InstrumentListView::~InstrumentListView (void) |
359 |
|
{ |
360 |
|
delete m_pListModel; |
361 |
|
} |
362 |
|
|
363 |
|
|
364 |
|
void InstrumentListView::setMidiMap ( int iMidiMap ) |
365 |
|
{ |
366 |
|
m_pListModel->setMidiMap(iMidiMap); |
367 |
|
} |
368 |
|
|
369 |
|
|
370 |
|
int InstrumentListView::midiMap (void) const |
371 |
|
{ |
372 |
|
return m_pListModel->midiMap(); |
373 |
} |
} |
374 |
|
|
375 |
QWidget* MidiInstrumentsDelegate::createEditor(QWidget* parent, const QStyleOptionViewItem& option, const QModelIndex& index) const { |
|
376 |
return QItemDelegate::createEditor(parent, option, index); |
const Instrument *InstrumentListView::addInstrument ( |
377 |
//return new QLabel(index.model()->data(index, Qt::DisplayRole).toString(), parent); |
int iMap, int iBank, int iProg ) |
378 |
|
{ |
379 |
|
m_pListModel->beginReset(); |
380 |
|
const Instrument *pInstrument |
381 |
|
= m_pListModel->addInstrument(iMap, iBank, iProg); |
382 |
|
m_pListModel->endReset(); |
383 |
|
|
384 |
|
return pInstrument; |
385 |
} |
} |
386 |
|
|
387 |
void MidiInstrumentsDelegate::setEditorData(QWidget* /*editor*/, const QModelIndex& /*index*/) const { |
|
388 |
|
void InstrumentListView::removeInstrument ( const Instrument *pInstrument ) |
389 |
|
{ |
390 |
|
m_pListModel->beginReset(); |
391 |
|
m_pListModel->removeInstrument(pInstrument); |
392 |
|
m_pListModel->endReset(); |
393 |
} |
} |
394 |
|
|
395 |
void MidiInstrumentsDelegate::setModelData(QWidget* /*editor*/, QAbstractItemModel* /*model*/, const QModelIndex& /*index*/) const { |
|
396 |
|
// Reposition the instrument in the model (called when map/bank/prg changed) |
397 |
|
void InstrumentListView::updateInstrument ( const Instrument *pInstrument ) |
398 |
|
{ |
399 |
|
m_pListModel->beginReset(); |
400 |
|
m_pListModel->updateInstrument(pInstrument); |
401 |
|
m_pListModel->endReset(); |
402 |
} |
} |
403 |
|
|
404 |
void MidiInstrumentsDelegate::updateEditorGeometry(QWidget* editor, const QStyleOptionViewItem& option, const QModelIndex& index) const { |
|
405 |
QItemDelegate::updateEditorGeometry(editor, option, index); |
// Refreshener. |
406 |
//if (editor) editor->setGeometry(option.rect); |
void InstrumentListView::refresh (void) |
407 |
|
{ |
408 |
|
m_pListModel->beginReset(); |
409 |
|
m_pListModel->refresh(); |
410 |
|
m_pListModel->endReset(); |
411 |
} |
} |
412 |
|
|
413 |
|
|
414 |
|
} // namespace QSampler |
415 |
|
|
416 |
|
|
417 |
// end of qsamplerInstrumentList.cpp |
// end of qsamplerInstrumentList.cpp |