--- qsampler/trunk/src/qsamplerDevice.cpp 2005/03/15 11:39:12 462 +++ 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); } @@ -123,6 +125,10 @@ // Device id and type should be always set. 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; @@ -153,27 +159,31 @@ + 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); } @@ -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); } @@ -256,6 +276,15 @@ 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. const qsamplerDeviceParamMap& qsamplerDevice::params (void) const { @@ -263,11 +292,120 @@ } -// Set the proper device parameter value. -void qsamplerDevice::setParam ( const QString& sParam, - const QString& sValue ) +// Device port/channel list accessor. +qsamplerDevicePortList& qsamplerDevice::ports (void) { - m_params[sParam].value = sValue; + 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; } @@ -339,13 +477,19 @@ // 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: @@ -359,27 +503,28 @@ } // Set device port/channel properties... - m_sPortName = pPortInfo->name; + 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 char *pszParam = pPortInfo->params[i].key; + 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, pszParam); + device.deviceID(), iPortID, sParam.latin1()); break; case qsamplerDevice::Midi: pParamInfo = ::lscp_get_midi_port_param_info(pClient, - device.deviceID(), iPortID, pszParam); + device.deviceID(), iPortID, sParam.latin1()); break; case qsamplerDevice::None: break; } if (pParamInfo) { - m_params[pszParam] = qsamplerDeviceParam(pParamInfo, + m_params[sParam.upper()] = qsamplerDeviceParam(pParamInfo, pPortInfo->params[i].value); } } @@ -408,7 +553,7 @@ void qsamplerDevicePort::setParam ( const QString& sParam, const QString& sValue ) { - m_params[sParam].value = sValue; + m_params[sParam.upper()].value = sValue; } @@ -528,8 +673,8 @@ QTable::setText(iRow, 1, param.description); if (param.type == LSCP_TYPE_BOOL) { QStringList opts; - opts.append(tr("False")); - opts.append(tr("True")); + opts.append(tr("false")); + opts.append(tr("true")); QComboTableItem *pComboItem = new QComboTableItem(this, opts); pComboItem->setCurrentItem(param.value.lower() == "true" ? 1 : 0); pComboItem->setEnabled(bEnabled);