--- qsampler/trunk/src/qsamplerDevice.cpp 2005/03/11 17:24:06 451 +++ qsampler/trunk/src/qsamplerDevice.cpp 2005/03/15 23:54:14 467 @@ -107,6 +107,8 @@ qsamplerDevice::qsamplerDevice ( lscp_client_t *pClient, qsamplerDeviceType deviceType, int iDeviceID ) { + m_ports.setAutoDelete(true); + setDevice(pClient, deviceType, iDeviceID); } @@ -121,8 +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; @@ -143,7 +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; } @@ -153,31 +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 ) { @@ -185,6 +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) { @@ -208,25 +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); } @@ -256,18 +276,139 @@ 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 ) +{ + // 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 ) +{ + // 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 ) { + // 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; + +#if 0 + // FIXME: Some parameter dependencies (e.g.ALSA CARD) + // are blocking for no reason, causing timeout-crashes. + + // 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++; + } +#endif + // 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 ) @@ -313,6 +454,110 @@ //------------------------------------------------------------------------- +// 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. // @@ -409,24 +654,24 @@ } -// 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 bEnabled = (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 && bEnabled) { + if (param.type == LSCP_TYPE_BOOL) { QStringList opts; opts.append(tr("false")); opts.append(tr("true"));