--- qsampler/trunk/src/qsamplerDevice.cpp 2005/03/09 20:55:04 436 +++ qsampler/trunk/src/qsamplerDevice.cpp 2005/03/16 09:49:37 468 @@ -21,6 +21,9 @@ #include "qsamplerDevice.h" +#include +#include + #include "qsamplerMainForm.h" #include "qsamplerDeviceForm.h" @@ -104,6 +107,8 @@ qsamplerDevice::qsamplerDevice ( lscp_client_t *pClient, qsamplerDeviceType deviceType, int iDeviceID ) { + m_ports.setAutoDelete(true); + setDevice(pClient, deviceType, iDeviceID); } @@ -118,8 +123,12 @@ qsamplerDeviceType deviceType, int iDeviceID ) { // Device id and type should be always set. - m_iDeviceID = iDeviceID; - m_deviceType = deviceType; + m_iDeviceID = iDeviceID; + m_deviceType = deviceType; + + // Reset device parameters and ports anyway. + m_params.clear(); + m_ports.clear(); // Retrieve device info, if any. lscp_device_info_t *pDeviceInfo = NULL; @@ -140,7 +149,7 @@ // If we're bogus, bail out... if (pDeviceInfo == NULL) { m_sDriverName = QString::null; - m_sDeviceName = QObject::tr("New device"); + m_sDeviceName = QObject::tr("New %1 device").arg(m_sDeviceType); return; } @@ -150,31 +159,35 @@ + QObject::tr("Device %1").arg(m_iDeviceID); // Grab device parameters... - m_params.clear(); for (int i = 0; pDeviceInfo->params && pDeviceInfo->params[i].key; i++) { - const char *pszParam = pDeviceInfo->params[i].key; + const QString sParam = pDeviceInfo->params[i].key; lscp_param_info_t *pParamInfo = NULL; switch (deviceType) { case qsamplerDevice::Audio: pParamInfo = ::lscp_get_audio_driver_param_info(pClient, - m_sDriverName.latin1(), pszParam, NULL); + m_sDriverName.latin1(), sParam.latin1(), NULL); break; case qsamplerDevice::Midi: pParamInfo = ::lscp_get_midi_driver_param_info(pClient, - m_sDriverName.latin1(), pszParam, NULL); + m_sDriverName.latin1(), sParam.latin1(), NULL); break; case qsamplerDevice::None: break; } if (pParamInfo) { - m_params[pszParam] = qsamplerDeviceParam(pParamInfo, + m_params[sParam.upper()] = qsamplerDeviceParam(pParamInfo, pDeviceInfo->params[i].value); } } + + // Refresh parameter dependencies... + refreshParams(pClient); + // Set port/channel list... + refreshPorts(pClient); } -// Driver name initializer. +// Driver name initializer/settler. void qsamplerDevice::setDriver ( lscp_client_t *pClient, const QString& sDriverName ) { @@ -182,6 +195,10 @@ if (m_sDriverName == sDriverName) return; + // Reset device parameters and ports anyway. + m_params.clear(); + m_ports.clear(); + // Retrieve driver info, if any. lscp_driver_info_t *pDriverInfo = NULL; switch (m_deviceType) { @@ -205,25 +222,31 @@ m_sDriverName = sDriverName; // Grab driver parameters... - m_params.clear(); for (int i = 0; pDriverInfo->parameters && pDriverInfo->parameters[i]; i++) { - const char *pszParam = pDriverInfo->parameters[i]; + const QString sParam = pDriverInfo->parameters[i]; lscp_param_info_t *pParamInfo = NULL; switch (m_deviceType) { case qsamplerDevice::Audio: pParamInfo = ::lscp_get_audio_driver_param_info(pClient, - sDriverName.latin1(), pszParam, NULL); + sDriverName.latin1(), sParam.latin1(), NULL); break; case qsamplerDevice::Midi: pParamInfo = ::lscp_get_midi_driver_param_info(pClient, - sDriverName.latin1(), pszParam, NULL); + sDriverName.latin1(), sParam.latin1(), NULL); break; case qsamplerDevice::None: break; } - if (pParamInfo) - m_params[pszParam] = qsamplerDeviceParam(pParamInfo, pParamInfo->defaultv); + if (pParamInfo) { + m_params[sParam.upper()] = qsamplerDeviceParam(pParamInfo, + pParamInfo->defaultv); + } } + + // Refresh parameter dependencies... + refreshParams(pClient); + // Set port/channel list... + refreshPorts(pClient); } @@ -253,18 +276,149 @@ return m_sDeviceName; } + +// Set the proper device parameter value. +void qsamplerDevice::setParam ( const QString& sParam, + const QString& sValue ) +{ + m_params[sParam.upper()].value = sValue; +} + + // Device parameter accessor. -qsamplerDeviceParamMap& qsamplerDevice::params (void) +const qsamplerDeviceParamMap& qsamplerDevice::params (void) const { return m_params; } -// Update/refresh device/driver data. -void qsamplerDevice::refresh (void) +// Device port/channel list accessor. +qsamplerDevicePortList& qsamplerDevice::ports (void) { + return m_ports; +} + + +// Device parameter dependencies refreshner. +int qsamplerDevice::refreshParams ( lscp_client_t *pClient ) +{ + // This should only make sense for scratch devices... + if (m_iDeviceID >= 0) + return 0; + // Refresh all parameters that have dependencies... + int iParams = 0; + qsamplerDeviceParamMap::ConstIterator iter; + for (iter = m_params.begin(); iter != m_params.end(); ++iter) + iParams += refreshParam(pClient, iter.key()); + // Return how many parameters have been refreshed... + return iParams; +} + + +// Device port/channel list refreshner. +int qsamplerDevice::refreshPorts ( lscp_client_t *pClient ) +{ + // This should only make sense for actual devices... + if (m_iDeviceID < 0) + return 0; + // Port/channel count determination... + int iPorts = 0; + switch (m_deviceType) { + case qsamplerDevice::Audio: + iPorts = m_params["CHANNELS"].value.toInt(); + break; + case qsamplerDevice::Midi: + iPorts = m_params["PORTS"].value.toInt(); + break; + case qsamplerDevice::None: + break; + } + // Retrieve port/channel information... + m_ports.clear(); + for (int iPort = 0; iPort < iPorts; iPort++) + m_ports.append(new qsamplerDevicePort(pClient, *this, iPort)); + // Return how many ports have been refreshed... + return iPorts; +} + + +// Refresh/set dependencies given that some parameter has changed. +int qsamplerDevice::refreshDepends ( lscp_client_t *pClient, + const QString& sParam ) +{ + // This should only make sense for scratch devices... + if (m_iDeviceID >= 0) + return 0; + // Refresh all parameters that depend on this one... + int iDepends = 0; + qsamplerDeviceParamMap::ConstIterator iter; + for (iter = m_params.begin(); iter != m_params.end(); ++iter) { + const QStringList& depends = iter.data().depends; + if (depends.find(sParam) != depends.end()) + iDepends += refreshParam(pClient, iter.key()); + } + // Return how many dependencies have been refreshed... + return iDepends; } + +// Refresh/set given parameter based on driver supplied dependencies. +int qsamplerDevice::refreshParam ( lscp_client_t *pClient, + const QString& sParam ) +{ + // Check if we have dependencies... + qsamplerDeviceParam& param = m_params[sParam.upper()]; + if (param.depends.isEmpty()) + return 0; + + int iRefresh = 0; + + // Build dependency list... + lscp_param_t *pDepends = new lscp_param_t [param.depends.count() + 1]; + int iDepend = 0; + QStringList::ConstIterator iter; + for (iter = param.depends.begin(); iter != param.depends.end(); ++iter) { + const QString& sDepend = *iter; + pDepends[iDepend].key = (char *) sDepend.latin1(); + pDepends[iDepend].value = (char *) m_params[sDepend.upper()].value.latin1(); + ++iDepend; + } + // Null terminated. + pDepends[iDepend].key = NULL; + pDepends[iDepend].value = NULL; + + // FIXME: Some parameter dependencies (e.g.ALSA CARD) + // are blocking for no reason, causing potential timeout-crashes. + // hopefully this gets mitigated if this dependency hell is only + // carried out for scratch devices... + + // Retrieve some modern parameters... + lscp_param_info_t *pParamInfo = NULL; + switch (m_deviceType) { + case qsamplerDevice::Audio: + pParamInfo = ::lscp_get_audio_driver_param_info(pClient, + m_sDriverName.latin1(), sParam.latin1(), pDepends); + break; + case qsamplerDevice::Midi: + pParamInfo = ::lscp_get_midi_driver_param_info(pClient, + m_sDriverName.latin1(), sParam.latin1(), pDepends); + break; + case qsamplerDevice::None: + break; + } + if (pParamInfo) { + param = qsamplerDeviceParam(pParamInfo, QString(param.value)); + iRefresh++; + } + + // Free used parameter array. + delete pDepends; + + // Return whether the parameters has been changed... + return iRefresh; +} + + // Device ids enumerator. int *qsamplerDevice::getDevices ( lscp_client_t *pClient, qsamplerDeviceType deviceType ) @@ -310,6 +464,110 @@ //------------------------------------------------------------------------- +// qsamplerDevicePort - MIDI/Audio Device port/channel structure. +// + +// Constructor. +qsamplerDevicePort::qsamplerDevicePort ( lscp_client_t *pClient, + const qsamplerDevice& device, int iPortID ) +{ + setDevicePort(pClient, device, iPortID); +} + +// Default destructor. +qsamplerDevicePort::~qsamplerDevicePort (void) +{ +} + + +// Initializer. +void qsamplerDevicePort::setDevicePort ( lscp_client_t *pClient, + const qsamplerDevice& device, int iPortID ) +{ + // Device port id should be always set. + m_iPortID = iPortID; + + // Reset port parameters anyway. + m_params.clear(); + + // Retrieve device port/channel info, if any. + QString sPrefix = device.driverName() + ' '; + lscp_device_port_info_t *pPortInfo = NULL; + switch (device.deviceType()) { + case qsamplerDevice::Audio: + sPrefix += QObject::tr("Channel"); + pPortInfo = ::lscp_get_audio_channel_info(pClient, device.deviceID(), iPortID); + break; + case qsamplerDevice::Midi: + sPrefix += QObject::tr("Port"); + pPortInfo = ::lscp_get_midi_port_info(pClient, device.deviceID(), iPortID); + break; + case qsamplerDevice::None: + break; + } + + // If we're bogus, bail out... + if (pPortInfo == NULL) { + m_sPortName = QString::null; + return; + } + + // Set device port/channel properties... + sPrefix += " %1:"; + m_sPortName = sPrefix.arg(m_iPortID) + ' ' + pPortInfo->name; + + // Grab device port/channel parameters... + m_params.clear(); + for (int i = 0; pPortInfo->params && pPortInfo->params[i].key; i++) { + const QString sParam = pPortInfo->params[i].key; + lscp_param_info_t *pParamInfo = NULL; + switch (device.deviceType()) { + case qsamplerDevice::Audio: + pParamInfo = ::lscp_get_audio_channel_param_info(pClient, + device.deviceID(), iPortID, sParam.latin1()); + break; + case qsamplerDevice::Midi: + pParamInfo = ::lscp_get_midi_port_param_info(pClient, + device.deviceID(), iPortID, sParam.latin1()); + break; + case qsamplerDevice::None: + break; + } + if (pParamInfo) { + m_params[sParam.upper()] = qsamplerDeviceParam(pParamInfo, + pPortInfo->params[i].value); + } + } +} + + +// Device port/channel property accessors. +int qsamplerDevicePort::portID (void) const +{ + return m_iPortID; +} + +const QString& qsamplerDevicePort::portName (void) const +{ + return m_sPortName; +} + +// Device port/channel parameter accessor. +const qsamplerDeviceParamMap& qsamplerDevicePort::params (void) const +{ + return m_params; +} + + +// Set the proper device port/channel parameter value. +void qsamplerDevicePort::setParam ( const QString& sParam, + const QString& sValue ) +{ + m_params[sParam.upper()].value = sValue; +} + + +//------------------------------------------------------------------------- // qsamplerDeviceItem - QListView device item. // @@ -396,7 +654,7 @@ // Set read-onlyness of each column QTable::setColumnReadOnly(0, true); QTable::setColumnReadOnly(1, true); -// QTable::setColumnReadOnly(2, true); -- of course not. +// QTable::setColumnReadOnly(2, false); -- of course not. QTable::setColumnStretchable(1, true); } @@ -406,21 +664,21 @@ } -// The main table refresher. -void qsamplerDeviceParamTable::refresh ( qsamplerDevice& device ) +// Common parameter table renderer. +void qsamplerDeviceParamTable::refresh ( const qsamplerDeviceParamMap& params, + bool bEditable ) { // Always (re)start it empty. QTable::setUpdatesEnabled(false); QTable::setNumRows(0); - // Now fill the parameter table... - qsamplerDeviceParamMap& params = device.params(); + // Fill the parameter table... QTable::insertRows(0, params.count()); int iRow = 0; qsamplerDeviceParamMap::ConstIterator iter; for (iter = params.begin(); iter != params.end(); ++iter) { const qsamplerDeviceParam& param = iter.data(); - bool fEnabled = (device.deviceID() < 0 || !param.fix); + bool bEnabled = (bEditable || !param.fix); QTable::setText(iRow, 0, iter.key()); QTable::setText(iRow, 1, param.description); if (param.type == LSCP_TYPE_BOOL) { @@ -428,20 +686,32 @@ opts.append(tr("false")); opts.append(tr("true")); QComboTableItem *pComboItem = new QComboTableItem(this, opts); - pComboItem->setCurrentItem(param.value.lower() == "true" ? 1 : 0); - pComboItem->setEnabled(fEnabled); + pComboItem->setCurrentItem(param.value.lower() == "true" ? 1 : 0); + pComboItem->setEnabled(bEnabled); QTable::setItem(iRow, 2, pComboItem); - } else if (param.possibilities.count() > 0 && !param.multiplicity) { + } else if (param.possibilities.count() > 0 && bEnabled) { QComboTableItem *pComboItem = new QComboTableItem(this, param.possibilities); - pComboItem->setCurrentItem(param.value); - pComboItem->setEnabled(fEnabled); + pComboItem->setCurrentItem(param.value); + pComboItem->setEnabled(bEnabled); + pComboItem->setEditable(bEnabled && param.multiplicity); QTable::setItem(iRow, 2, pComboItem); + } else if (param.type == LSCP_TYPE_INT && bEnabled + && !param.range_min.isEmpty() + && !param.range_max.isEmpty()) { + qsamplerDeviceParamTableSpinBox *pSpinItem = + new qsamplerDeviceParamTableSpinBox(this, + bEnabled ? QTableItem::OnTyping : QTableItem::Never, + param.value); + pSpinItem->setMinValue(param.range_min.toInt()); + pSpinItem->setMaxValue(param.range_max.toInt()); + QTable::setItem(iRow, 2, pSpinItem); } else { - QTableItem* pTableItem = new QTableItem(this, - fEnabled ? QTableItem::OnTyping : QTableItem::Never, - param.value); - QTable::setItem(iRow, 2, pTableItem); + qsamplerDeviceParamTableEditBox *pEditItem = + new qsamplerDeviceParamTableEditBox(this, + bEnabled ? QTableItem::OnTyping : QTableItem::Never, + param.value); + QTable::setItem(iRow, 2, pEditItem); } ++iRow; } @@ -455,4 +725,87 @@ } +//------------------------------------------------------------------------- +// qsamplerDeviceParamTableSpinBox - Custom spin box for parameter table. +// + +// Constructor. +qsamplerDeviceParamTableSpinBox::qsamplerDeviceParamTableSpinBox ( + QTable *pTable, EditType editType, const QString& sText ) + : QTableItem(pTable, editType, sText) +{ + m_iValue = sText.toInt(); + m_iMinValue = m_iMaxValue = 0; +} + +// Public accessors. +void qsamplerDeviceParamTableSpinBox::setValue ( int iValue ) +{ + m_iValue = iValue; + QTableItem::setText(QString::number(m_iValue)); +} + +void qsamplerDeviceParamTableSpinBox::setMinValue ( int iMinValue ) +{ + m_iMinValue = iMinValue; +} + +void qsamplerDeviceParamTableSpinBox::setMaxValue ( int iMaxValue ) +{ + m_iMaxValue = iMaxValue; +} + +// Virtual implemetations. +QWidget *qsamplerDeviceParamTableSpinBox::createEditor (void) const +{ + QSpinBox *pSpinBox = new QSpinBox(QTableItem::table()->viewport()); + QObject::connect(pSpinBox, SIGNAL(valueChanged(int)), + QTableItem::table(), SLOT(doValueChanged())); + if (m_iValue >= m_iMinValue && m_iMaxValue >= m_iValue) { + pSpinBox->setMinValue(m_iMinValue); + pSpinBox->setMaxValue(m_iMaxValue); + } + pSpinBox->setValue(m_iValue); + return pSpinBox; +} + +void qsamplerDeviceParamTableSpinBox::setContentFromEditor ( QWidget *pWidget ) +{ + if (pWidget->inherits("QSpinBox")) + QTableItem::setText(QString::number(((QSpinBox *) pWidget)->value())); + else + QTableItem::setContentFromEditor(pWidget); +} + + +//------------------------------------------------------------------------- +// qsamplerDeviceParamTableEditBox - Custom edit box for parameter table. +// + +// Constructor. +qsamplerDeviceParamTableEditBox::qsamplerDeviceParamTableEditBox ( + QTable *pTable, EditType editType, const QString& sText ) + : QTableItem(pTable, editType, sText) +{ +} + +// Virtual implemetations. +QWidget *qsamplerDeviceParamTableEditBox::createEditor (void) const +{ + QLineEdit *pEditBox = new QLineEdit(QTableItem::table()->viewport()); + QObject::connect(pEditBox, SIGNAL(returnPressed()), + QTableItem::table(), SLOT(doValueChanged())); + pEditBox->setText(QTableItem::text()); + return pEditBox; +} + +void qsamplerDeviceParamTableEditBox::setContentFromEditor ( QWidget *pWidget ) +{ + if (pWidget->inherits("QLineEdit")) + QTableItem::setText(((QLineEdit *) pWidget)->text()); + else + QTableItem::setContentFromEditor(pWidget); +} + + // end of qsamplerDevice.cpp