void
MIDIInstrumentParameterPanel::slotSelectProgram(int index)
{
RG_DEBUG << "slotSelectProgram()";
if (!getSelectedInstrument())
return;
MidiDevice *md =
dynamic_cast<MidiDevice *>(getSelectedInstrument()->getDevice());
if (!md)
return;
const MidiProgram *prg = &m_programs[index];
// If there has been no change, bail.
if (getSelectedInstrument()->getProgramChange() == prg->getProgram())
return;
getSelectedInstrument()->setProgramChange(prg->getProgram());
// In Variations mode, select the 0th variation.
// In Variations mode, it's very easy to select an "invalid"
// program change. I.e. one for which the bank is not valid. Go
// from one program/variation to a program that doesn't have that
// variation. We need to handle that here by selecting the 0th
// variation. That's what the user expects.
if (md->getVariationType() == MidiDevice::VariationFromMSB) {
MidiBank bank = getSelectedInstrument()->getProgram().getBank();
// Get the list of MSB variations.
BankList bankList = md->getBanksByLSB(
getSelectedInstrument()->isPercussion(), bank.getLSB());
if (!bankList.empty()) {
// Pick the first MSB variation
getSelectedInstrument()->setMSB(bankList.front().getMSB());
}
}
if (md->getVariationType() == MidiDevice::VariationFromLSB) {
MidiBank bank = getSelectedInstrument()->getProgram().getBank();
// Get the list of LSB variations.
BankList bankList = md->getBanksByMSB(
getSelectedInstrument()->isPercussion(), bank.getMSB());
if (!bankList.empty()) {
// Pick the first LSB variation
getSelectedInstrument()->setLSB(bankList.front().getLSB());
}
}
getSelectedInstrument()->sendChannelSetup();
// Just one change notification for the two potential changes.
// See comments in slotSelectBank() for further discussion.
getSelectedInstrument()->changed();
}
MidiDevice::MidiDevice(DeviceId id,
InstrumentId ibase,
const MidiDevice &dev) :
Device(id, dev.getName(), Device::Midi),
m_programList(dev.m_programList),
m_bankList(dev.m_bankList),
m_controlList(0),
m_keyMappingList(dev.m_keyMappingList),
m_metronome(0),
m_direction(dev.getDirection()),
m_variationType(dev.getVariationType()),
m_librarian(dev.getLibrarian()),
m_allocator(new AllocateChannels(ChannelSetup::MIDI))
{
createInstruments(ibase);
// Populate device and Instrument with Controllers.
ControlList::const_iterator cIt = dev.m_controlList.begin();
for(; cIt != dev.m_controlList.end(); ++cIt) {
addControlParameter(*cIt, true);
}
// Create and assign a metronome if required
//
if (dev.getMetronome()) {
m_metronome = new MidiMetronome(*dev.getMetronome());
}
generatePresentationList();
}
MidiDevice::MidiDevice(const MidiDevice &dev) :
Device(dev.getId(), dev.getName(), dev.getType()),
Controllable(),
m_programList(dev.m_programList),
m_bankList(dev.m_bankList),
m_controlList(dev.m_controlList),
m_keyMappingList(dev.m_keyMappingList),
m_metronome(0),
m_direction(dev.getDirection()),
m_variationType(dev.getVariationType()),
m_librarian(dev.getLibrarian()),
m_allocator(new AllocateChannels(ChannelSetup::MIDI))
{
// Create and assign a metronome if required
//
if (dev.getMetronome())
{
m_metronome = new MidiMetronome(*dev.getMetronome());
}
// Copy the instruments
//
InstrumentList insList = dev.getAllInstruments();
InstrumentList::iterator iIt = insList.begin();
for (; iIt != insList.end(); ++iIt)
{
Instrument *newInst = new Instrument(**iIt);
newInst->setDevice(this);
m_instruments.push_back(newInst);
}
// generate presentation instruments
generatePresentationList();
}
void
ModifyDeviceCommand::execute()
{
Device *device = m_studio->getDevice(m_device);
if (!device) {
std::cerr << "ERROR: ModifyDeviceCommand::execute(): no such device as " << m_device << std::endl;
return;
}
MidiDevice *midiDevice = dynamic_cast<MidiDevice *>(device);
if (!midiDevice) {
std::cerr << "ERROR: ModifyDeviceCommand::execute(): device " << m_device << " is not a MIDI device" << std::endl;
return;
}
// Save Original Values for Undo
// ??? Really wish we could just m_oldDevice = *(midiDevice). See below.
m_oldName = midiDevice->getName();
m_oldBankList = midiDevice->getBanks();
m_oldProgramList = midiDevice->getPrograms();
m_oldControlList = midiDevice->getControlParameters();
m_oldKeyMappingList = midiDevice->getKeyMappings();
m_oldLibrarianName = midiDevice->getLibrarianName();
m_oldLibrarianEmail = midiDevice->getLibrarianEmail();
m_oldVariationType = midiDevice->getVariationType();
InstrumentList instruments = midiDevice->getAllInstruments();
for (size_t i = 0; i < instruments.size(); ++i) {
// ??? Preserving just the programs isn't enough. We need
// to preserve the rest of the Instrument as well. However,
// the auto/fixed channel feature has made it impossible
// to safely make copies of Instrument objects. Also, Instrument
// has an ID. How should that be handled for undo? ISTM
// that we either need to introduce some sort of copyForUndo()
// hack to each object, or develop a set of standards for coding
// objects that are undo-safe. Sounds like a pretty big project.
m_oldInstrumentPrograms.push_back(instruments[i]->getProgram());
}
// Make the Changes
if (m_changeVariation)
midiDevice->setVariationType(m_variationType);
if (m_overwrite) {
if (m_clearBankAndProgramList) {
midiDevice->clearBankList();
midiDevice->clearProgramList();
midiDevice->clearKeyMappingList();
} else {
if (m_changeBanks)
midiDevice->replaceBankList(m_bankList);
if (m_changePrograms)
midiDevice->replaceProgramList(m_programList);
if (m_changeBanks || m_changePrograms) {
// Make sure the instruments make sense.
for (size_t i = 0; i < instruments.size(); ++i) {
instruments[i]->pickFirstProgram(
midiDevice->isPercussionNumber(i));
}
}
}
if (m_changeKeyMappings) {
midiDevice->replaceKeyMappingList(m_keyMappingList);
}
if (m_rename)
midiDevice->setName(m_name);
midiDevice->setLibrarian(m_librarianName, m_librarianEmail);
} else {
if (m_clearBankAndProgramList) {
midiDevice->clearBankList();
midiDevice->clearProgramList();
} else {
if (m_changeBanks)
midiDevice->mergeBankList(m_bankList);
if (m_changePrograms)
midiDevice->mergeProgramList(m_programList);
}
if (m_changeKeyMappings) {
midiDevice->mergeKeyMappingList(m_keyMappingList);
}
if (m_rename) {
std::string mergeName = midiDevice->getName() +
std::string("/") + m_name;
midiDevice->setName(mergeName);
}
}
//!!! merge option?
if (m_changeControls) {
midiDevice->replaceControlParameters(m_controlList);
}
// ??? Instead of this kludge, we should be calling a Studio::hasChanged()
// which would then notify all observers (e.g. MIPP) who, in turn,
// would update themselves.
RosegardenMainWindow::self()->uiUpdateKludge();
}
void
MIDIInstrumentParameterPanel::slotSelectBank(int index)
{
RG_DEBUG << "slotSelectBank() begin...";
if (!getSelectedInstrument())
return;
MidiDevice *md =
dynamic_cast<MidiDevice *>(getSelectedInstrument()->getDevice());
if (!md) {
std::cerr << "WARNING: MIDIInstrumentParameterPanel::slotSelectBank(): No MidiDevice for Instrument " << getSelectedInstrument()->getId() << '\n';
return;
}
const MidiBank &bank = m_banks[index];
bool change = false;
if (md->getVariationType() != MidiDevice::VariationFromLSB) {
if (getSelectedInstrument()->getLSB() != bank.getLSB()) {
getSelectedInstrument()->setLSB(bank.getLSB());
change = true;
}
}
if (md->getVariationType() != MidiDevice::VariationFromMSB) {
if (getSelectedInstrument()->getMSB() != bank.getMSB()) {
getSelectedInstrument()->setMSB(bank.getMSB());
change = true;
}
}
// If no change, bail.
if (!change)
return;
// Make sure the Instrument is valid WRT the Device.
// If the current bank/program is not valid for this device, fix it.
if (!getSelectedInstrument()->isProgramValid()) {
// If we're not in variations mode...
if (md->getVariationType() == MidiDevice::NoVariations) {
// ...go with the first program
ProgramList programList = md->getPrograms(bank);
if (!programList.empty()) {
// Switch to the first program in this bank.
getSelectedInstrument()->setProgram(programList.front());
} else {
// No programs for this bank. Just go with 0.
getSelectedInstrument()->setProgramChange(0);
}
} else { // We're in variations mode...
// This is the three-comboboxes (bank/program/variation) case.
// It's an extremely difficult case to handle, so we're just
// going to punt and give them the first program/variation in
// the bank they just selected.
// Get the variation bank list for this bank
BankList bankList;
if (md->getVariationType() == MidiDevice::VariationFromMSB) {
bankList = md->getBanksByLSB(
getSelectedInstrument()->isPercussion(), bank.getLSB());
} else {
bankList = md->getBanksByMSB(
getSelectedInstrument()->isPercussion(), bank.getMSB());
}
if (!bankList.empty()) {
// Pick the first bank
MidiBank firstBank = bankList.front();
// Get the program list
ProgramList programList = md->getPrograms(firstBank);
if (!programList.empty()) {
// Pick the first program
getSelectedInstrument()->setProgram(programList.front());
}
}
// To make the above more complex, we could consider the
// case where the Program Change happens to be valid for
// some variation bank in the newly selected bank. Then
// go with the 0th variation bank that has that program
// change. But I think this is complicated enough.
}
}
getSelectedInstrument()->sendChannelSetup();
// This is why changed() isn't called within
// the setters. If it were, then each of the above changes would
// result in a change notification going out. Worst case, that
// would be three change notifications and the first two would be
// sent when the Instrument was in an inconsistent state.
// Rule: Avoid sending change notifications from setters.
// Why? It reduces the number of notifications which improves
// performance. It avoids sending notifications when an object's
// state is inconsistent. It avoids endless loops.
getSelectedInstrument()->changed();
}
void
MIDIInstrumentParameterPanel::updateVariationComboBox()
{
RG_DEBUG << "updateVariationComboBox() begin...";
if (!getSelectedInstrument())
return;
MidiDevice *md =
dynamic_cast<MidiDevice *>(getSelectedInstrument()->getDevice());
if (!md) {
std::cerr << "WARNING: MIDIInstrumentParameterPanel::updateVariationComboBox(): No MidiDevice for Instrument " << getSelectedInstrument()->getId() << '\n';
return;
}
RG_DEBUG << "updateVariationComboBox(): Variation type is " << md->getVariationType();
if (md->getVariationType() == MidiDevice::NoVariations) {
showVariation(false);
return;
}
// Get the variations.
bool useMSB = (md->getVariationType() == MidiDevice::VariationFromMSB);
MidiByteList variationBanks;
if (useMSB) {
MidiByte lsb = getSelectedInstrument()->getLSB();
variationBanks = md->getDistinctMSBs(getSelectedInstrument()->isPercussion(),
lsb);
RG_DEBUG << "updateVariationComboBox(): Have " << variationBanks.size() << " variations for LSB " << lsb;
} else {
MidiByte msb = getSelectedInstrument()->getMSB();
variationBanks = md->getDistinctLSBs(getSelectedInstrument()->isPercussion(),
msb);
RG_DEBUG << "updateVariationComboBox(): Have " << variationBanks.size() << " variations for MSB " << msb;
}
// Convert variationBanks to a ProgramList.
ProgramList variations;
// For each variation
for (size_t i = 0; i < variationBanks.size(); ++i) {
// Assemble the program for the variation.
MidiBank bank;
if (useMSB) {
bank = MidiBank(getSelectedInstrument()->isPercussion(),
variationBanks[i],
getSelectedInstrument()->getLSB());
} else {
bank = MidiBank(getSelectedInstrument()->isPercussion(),
getSelectedInstrument()->getMSB(),
variationBanks[i]);
}
MidiProgram program(bank, getSelectedInstrument()->getProgramChange());
// Skip any programs without names.
if (md->getProgramName(program) == "")
continue;
variations.push_back(program);
}
// Compute the current variation.
// ??? This might be combined into the previous for loop.
int currentVariation = -1;
// For each variation
for (size_t i = 0; i < variations.size(); ++i) {
if (getSelectedInstrument()->getProgram().partialCompare(variations[i])) {
currentVariation = i;
break;
}
}
// If the variations have changed, repopulate the combobox.
if (!partialCompareWithName(variations, m_variations)) {
RG_DEBUG << "updateVariationComboBox(): Repopulating the combobox";
// Update the cache.
m_variations = variations;
// Copy from m_variations to m_variationComboBox.
m_variationComboBox->clear();
for (size_t i = 0; i < m_variations.size(); ++i) {
std::string programName = md->getProgramName(m_variations[i]);
// Pick the correct bank number.
MidiBank bank = m_variations[i].getBank();
MidiByte variationBank = useMSB ? bank.getMSB() : bank.getLSB();
m_variationComboBox->addItem(QObject::tr("%1. %2")
.arg(variationBank)
.arg(QObject::tr(programName.c_str())));
}
}
// Display the current variation.
m_variationComboBox->setCurrentIndex(currentVariation);
// Show the variation widgets in either of two cases:
// 1. More than one variation is available for this program.
// 2. The variation was not in the Device and there is a variation
// to choose from.
showVariation(m_variations.size() > 1 ||
(currentVariation == -1 && !m_variations.empty()));
m_variationComboBox->setEnabled(getSelectedInstrument()->sendsBankSelect());
}
void
MIDIInstrumentParameterPanel::updateProgramComboBox()
{
RG_DEBUG << "updateProgramComboBox()";
if (!getSelectedInstrument())
return;
MidiDevice *md =
dynamic_cast<MidiDevice *>(getSelectedInstrument()->getDevice());
if (!md) {
std::cerr << "WARNING: MIDIInstrumentParameterPanel::updateProgramComboBox(): No MidiDevice for Instrument " << getSelectedInstrument()->getId() << '\n';
return;
}
RG_DEBUG << "updateProgramComboBox(): variation type is " << md->getVariationType();
MidiBank bank = getSelectedInstrument()->getProgram().getBank();
ProgramList programs =
md->getPrograms0thVariation(getSelectedInstrument()->isPercussion(), bank);
// Remove the programs that have no name.
programs.erase(std::remove_if(programs.begin(), programs.end(),
MIDIInstrumentParameterPanel::hasNoName),
programs.end());
// If we've got programs, show the Program widgets.
// Why not "show = (programs.size()>1)"? Because that would hide the
// program checkbox which would take away the user's ability to
// enable/disable program changes. If we do away with the checkbox
// in the future, we should re-evaluate this decision.
bool show = !programs.empty();
m_programLabel->setVisible(show);
m_programCheckBox->setVisible(show);
m_programComboBox->setVisible(show);
int currentProgram = -1;
// Compute the current program.
for (unsigned i = 0; i < programs.size(); ++i) {
// If the program change is the same...
if (getSelectedInstrument()->getProgram().getProgram() == programs[i].getProgram()) {
currentProgram = i;
break;
}
}
// If the programs have changed, we need to repopulate the combobox.
if (!partialCompareWithName(programs, m_programs))
{
// Update the cache.
m_programs = programs;
// Copy from m_programs to m_programComboBox.
m_programComboBox->clear();
for (unsigned i = 0; i < m_programs.size(); ++i) {
m_programComboBox->addItem(QObject::tr("%1. %2")
.arg(m_programs[i].getProgram() + 1)
.arg(QObject::tr(m_programs[i].getName().c_str())));
}
}
m_programComboBox->setEnabled(getSelectedInstrument()->sendsProgramChange());
#if 0
// ??? This is a pretty nifty idea, but unfortunately, it requires
// that we maintain a bogus combobox entry. For now, we'll go
// with the simpler "unselected" approach.
// If the current program was not found...
if (currentProgram < 0 && !m_programs.empty()) {
// Format program change and add to combobox.
MidiByte programChange = getSelectedInstrument()->getProgram().getProgram();
m_programComboBox.addItem(QString::number(programChange + 1));
currentProgram = programs.size();
}
#endif
// Display the current program.
m_programComboBox->setCurrentIndex(currentProgram);
}
void
MIDIInstrumentParameterPanel::updateBankComboBox()
{
RG_DEBUG << "updateBankComboBox()";
if (!getSelectedInstrument())
return;
MidiDevice *md =
dynamic_cast<MidiDevice *>(getSelectedInstrument()->getDevice());
if (!md) {
std::cerr << "WARNING: MIDIInstrumentParameterPanel::updateBankComboBox(): No MidiDevice for Instrument " << getSelectedInstrument()->getId() << '\n';
return;
}
int currentBank = -1;
BankList banks;
RG_DEBUG << "updateBankComboBox(): Variation type is " << md->getVariationType();
if (md->getVariationType() == MidiDevice::NoVariations) {
banks = md->getBanks(getSelectedInstrument()->isPercussion());
// If there are banks to display, show the bank widgets.
// Why not showBank(banks.size()>1)? Because that would hide the
// bank checkbox which would take away the user's ability to
// enable/disable bank selects. If we do away with the checkbox
// in the future, we should re-evaluate this decision.
showBank(!banks.empty());
// Find the selected bank in the MIDI Device's bank list.
for (unsigned int i = 0; i < banks.size(); ++i) {
if (getSelectedInstrument()->getProgram().getBank().partialCompare(banks[i])) {
currentBank = i;
break;
}
}
} else {
// Usually in variation mode, the bank widgets will be hidden.
// E.g. in GM2, the MSB for all banks is 121 with the variations
// in the LSB numbered 0-9. If, however, there were another
// MSB, say 122, with some variations in the LSB, this code would
// display the Bank combobox to allow selection of the MSB.
// If the variations are in the LSB, then the banks are in the MSB
// and vice versa.
bool useMSB = (md->getVariationType() == MidiDevice::VariationFromLSB);
MidiByteList bytes;
if (useMSB) {
bytes = md->getDistinctMSBs(getSelectedInstrument()->isPercussion());
} else {
bytes = md->getDistinctLSBs(getSelectedInstrument()->isPercussion());
}
// If more than one bank value is found, show the bank widgets.
showBank(bytes.size() > 1);
// Load "banks" with the banks and figure out currentBank.
if (useMSB) {
for (unsigned int i = 0; i < bytes.size(); ++i) {
BankList bl = md->getBanksByMSB
(getSelectedInstrument()->isPercussion(), bytes[i]);
RG_DEBUG << "updateBankComboBox(): Have " << bl.size() << " variations for MSB " << bytes[i];
if (bl.size() == 0)
continue;
if (getSelectedInstrument()->getMSB() == bytes[i]) {
currentBank = banks.size();
}
banks.push_back(bl[0]);
}
} else {
for (unsigned int i = 0; i < bytes.size(); ++i) {
BankList bl = md->getBanksByLSB
(getSelectedInstrument()->isPercussion(), bytes[i]);
RG_DEBUG << "updateBankComboBox(): Have " << bl.size() << " variations for LSB " << bytes[i];
if (bl.size() == 0)
continue;
if (getSelectedInstrument()->getLSB() == bytes[i]) {
currentBank = banks.size();
}
banks.push_back(bl[0]);
}
}
}
// Populate the combobox with bank names.
// If we need to repopulate m_bankComboBox
if (banks != m_banks)
{
// Update the cache.
m_banks = banks;
// Copy from m_banks to m_bankComboBox.
m_bankComboBox->clear();
for (BankList::const_iterator i = m_banks.begin();
i != m_banks.end(); ++i) {
m_bankComboBox->addItem(QObject::tr(i->getName().c_str()));
}
}
m_bankComboBox->setEnabled(getSelectedInstrument()->sendsBankSelect());
#if 0
// ??? This is a pretty nifty idea, but unfortunately, it requires
// that we maintain a bogus combobox entry. For now, we'll go
// with the simpler "unselected" approach.
// If the current bank was not found...
if (currentBank < 0 && !banks.empty()) {
// Format bank MSB:LSB and add to combobox.
MidiBank bank = getSelectedInstrument()->getProgram().getBank();
QString bankString = QString("%1:%2").arg(bank.getMSB()).arg(bank.getLSB());
m_bankComboBox.addItem(bankString);
currentBank = banks.size();
}
#endif
// If the bank wasn't in the Device, show the bank widgets so
// the user can fix it if they want.
if (currentBank == -1 && !banks.empty())
showBank(true);
// Display the current bank.
m_bankComboBox->setCurrentIndex(currentBank);
}
