--- qsampler/trunk/src/qsamplerDevice.cpp 2005/03/07 17:05:55 428 +++ qsampler/trunk/src/qsamplerDevice.cpp 2005/03/08 14:56:05 429 @@ -28,17 +28,259 @@ //------------------------------------------------------------------------- -// qsamplerDeviceParameterTable - Device parameter view table. +// qsamplerDeviceParam - MIDI/Audio Device parameter structure. +// + +// Constructors. +qsamplerDeviceParam::qsamplerDeviceParam ( lscp_param_info_t *pParamInfo, + const char *pszValue ) +{ + setParam(pParamInfo, pszValue); +} + + +// Default destructor. +qsamplerDeviceParam::~qsamplerDeviceParam (void) +{ +} + + +// Initializer. +void qsamplerDeviceParam::setParam ( lscp_param_info_t *pParamInfo, + const char *pszValue ) +{ + if (pParamInfo == NULL) + return; + + // Info structure field members. + + type = pParamInfo->type; + + if (pParamInfo->description) + description = pParamInfo->description; + else + description = QString::null; + + mandatory = (bool) pParamInfo->multiplicity; + fix = (bool) pParamInfo->fix; + multiplicity = (bool) pParamInfo->multiplicity; + + depends.clear(); + for (int i = 0; pParamInfo->depends && pParamInfo->depends[i]; i++) + depends.append(pParamInfo->depends[i]); + + if (pParamInfo->defaultv) + defaultv = pParamInfo->defaultv; + else + defaultv = QString::null; + + if (pParamInfo->range_min) + range_min = pParamInfo->range_min; + else + range_min = QString::null; + + if (pParamInfo->range_max) + range_max = pParamInfo->range_max; + else + range_max = QString::null; + + possibilities.clear(); + for (int i = 0; pParamInfo->possibilities && pParamInfo->possibilities[i]; i++) + possibilities.append(pParamInfo->possibilities[i]); + + // The current parameter value. + if (pszValue) + value = pszValue; + else + value = QString::null; +} + + +//------------------------------------------------------------------------- +// qsamplerDevice - MIDI/Audio Device structure. +// + +// Constructor. +qsamplerDevice::qsamplerDevice ( lscp_client_t *pClient, + qsamplerDeviceType deviceType, int iDeviceID ) +{ + setDevice(pClient, deviceType, iDeviceID); +} + +// Default destructor. +qsamplerDevice::~qsamplerDevice (void) +{ +} + + +// Initializer. +void qsamplerDevice::setDevice ( lscp_client_t *pClient, + qsamplerDeviceType deviceType, int iDeviceID ) +{ + if (pClient == NULL || iDeviceID < 0) + return; + + lscp_device_info_t *pDeviceInfo = NULL; + switch (deviceType) { + case qsamplerDevice::Audio: + m_sDeviceName = QObject::tr("Audio"); + pDeviceInfo = ::lscp_get_audio_device_info(pClient, iDeviceID); + break; + case qsamplerDevice::Midi: + m_sDeviceName = QObject::tr("MIDI"); + pDeviceInfo = ::lscp_get_midi_device_info(pClient, iDeviceID); + break; + } + if (pDeviceInfo == NULL) + return; + + // Device properties... + m_iDeviceID = iDeviceID; + m_deviceType = deviceType; + m_sDriverName = pDeviceInfo->driver; + + // Complete fake device name... + m_sDeviceName += ' ' + m_sDriverName + ' '; + m_sDeviceName += QObject::tr("Device %1").arg(m_iDeviceID); + + // Grab device/driver parameters... + m_params.clear(); + for (int i = 0; pDeviceInfo->params && pDeviceInfo->params[i].key; i++) { + const char *pszParam = 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); + break; + case qsamplerDevice::Midi: + pParamInfo = ::lscp_get_midi_driver_param_info(pClient, + m_sDriverName.latin1(), pszParam, NULL); + break; + } + m_params[pszParam] = qsamplerDeviceParam(pParamInfo, pDeviceInfo->params[i].value); + } +} + + +// Device property accessors. +int qsamplerDevice::deviceID (void) const +{ + return m_iDeviceID; +} + +qsamplerDevice::qsamplerDeviceType qsamplerDevice::deviceType (void) const +{ + return m_deviceType; +} + +const QString& qsamplerDevice::driverName (void) const +{ + return m_sDriverName; +} + +const QString& qsamplerDevice::deviceName (void) const +{ + return m_sDeviceName; +} + +// Device parameter accessor. +qsamplerDeviceParamMap& qsamplerDevice::params (void) +{ + return m_params; +} + + +// Update/refresh device/driver data. +void qsamplerDevice::refresh (void) +{ +} + +// Device enumerator. +int *qsamplerDevice::getDevices ( lscp_client_t *pClient, + qsamplerDeviceType deviceType ) +{ + int *piDeviceIDs = NULL; + switch (deviceType) { + case qsamplerDevice::Audio: + piDeviceIDs = ::lscp_list_audio_devices(pClient); + break; + case qsamplerDevice::Midi: + piDeviceIDs = ::lscp_list_midi_devices(pClient); + break; + } + return piDeviceIDs; +} + +//------------------------------------------------------------------------- +// qsamplerDeviceItem - QListView device item. +// + +// Constructors. +qsamplerDeviceItem::qsamplerDeviceItem ( QListView *pListView, lscp_client_t *pClient, + qsamplerDevice::qsamplerDeviceType deviceType ) + : QListViewItem(pListView), m_device(pClient, deviceType) +{ + switch(m_device.deviceType()) { + case qsamplerDevice::Audio: + QListViewItem::setPixmap(0, QPixmap::fromMimeSource("audio1.png")); + QListViewItem::setText(0, QObject::tr("Audio devices")); + break; + case qsamplerDevice::Midi: + QListViewItem::setPixmap(0, QPixmap::fromMimeSource("midi1.png")); + QListViewItem::setText(0, QObject::tr("MIDI devices")); + break; + } +} + +qsamplerDeviceItem::qsamplerDeviceItem ( QListViewItem *pItem, lscp_client_t *pClient, + qsamplerDevice::qsamplerDeviceType deviceType, int iDeviceID ) + : QListViewItem(pItem), m_device(pClient, deviceType, iDeviceID) +{ + switch(m_device.deviceType()) { + case qsamplerDevice::Audio: + QListViewItem::setPixmap(0, QPixmap::fromMimeSource("audio2.png")); + break; + case qsamplerDevice::Midi: + QListViewItem::setPixmap(0, QPixmap::fromMimeSource("midi2.png")); + break; + } + + QListViewItem::setText(0, m_device.deviceName()); +} + +// Default destructor. +qsamplerDeviceItem::~qsamplerDeviceItem (void) +{ +} + +// Instance accessors. +const qsamplerDevice& qsamplerDeviceItem::device (void) +{ + return m_device; +} + +// To virtually distinguish between list view items. +int qsamplerDeviceItem::rtti() const +{ + return QSAMPLER_DEVICE_ITEM; +} + + + +//------------------------------------------------------------------------- +// qsamplerDeviceParamTable - Device parameter view table. // // Constructor. -qsamplerDeviceParameterTable::qsamplerDeviceParameterTable ( QWidget *pParent, const char *pszName ) +qsamplerDeviceParamTable::qsamplerDeviceParamTable ( QWidget *pParent, const char *pszName ) : QTable(pParent, pszName) { m_pClient = NULL; + m_iDeviceID = -1; // Set fixed number of columns. - QTable::setNumCols(5); + QTable::setNumCols(3); QTable::setShowGrid(false); QTable::setSorting(false); QTable::setFocusStyle(QTable::FollowStyle); @@ -48,35 +290,81 @@ QTable::setLeftMargin(0); // Initialize the fixed table column headings. QHeader *pHeader = QTable::horizontalHeader(); - pHeader->setLabel(0, tr("Name")); + pHeader->setLabel(0, tr("Parameter")); pHeader->setLabel(1, tr("Description")); - pHeader->setLabel(2, tr("Type")); - pHeader->setLabel(3, tr("Value")); - pHeader->setLabel(4, tr("Default")); + pHeader->setLabel(2, tr("Value")); // Set read-onlyness of each column QTable::setColumnReadOnly(0, true); QTable::setColumnReadOnly(1, true); - QTable::setColumnReadOnly(2, true); -/* QTable::setColumnReadOnly(2, true); -- of course not. */ - QTable::setColumnReadOnly(4, true); +// QTable::setColumnReadOnly(2, true); -- of course not. } // Default destructor. -qsamplerDeviceParameterTable::~qsamplerDeviceParameterTable (void) +qsamplerDeviceParamTable::~qsamplerDeviceParamTable (void) { } -// The client descriptor property accessors. -void qsamplerDeviceParameterTable::setClient ( lscp_client_t *pClient ) +// Client/device descriptor selector. +void qsamplerDeviceParamTable::setDevice ( lscp_client_t *pClient, + qsamplerDevice::qsamplerDeviceType deviceType, int iDeviceID ) { + if (m_pClient + && m_pClient == pClient + && m_deviceType == deviceType + && m_iDeviceID == iDeviceID) + return; + m_pClient = pClient; + m_deviceType = deviceType; + m_iDeviceID = iDeviceID; + + refresh(); } -lscp_client_t *qsamplerDeviceParameterTable::client (void) + +// Client/device descriptor accessors. +lscp_client_t *qsamplerDeviceParamTable::client (void) { return m_pClient; } +int qsamplerDeviceParamTable::deviceID (void) +{ + return m_iDeviceID; +} + + +// The main table refresher. +void qsamplerDeviceParamTable::refresh (void) +{ + // Always (re)start it empty. + QTable::setNumRows(0); + + if (m_pClient == NULL) + return; + + // Construct the local device object here. + qsamplerDevice device(m_pClient, m_deviceType, m_iDeviceID); + + + // Now fill the parameter table... + QHeader *pHeader = QTable::verticalHeader(); + qsamplerDeviceParamMap& params = device.params(); + QTable::insertRows(0, params.count()); + int iRow = 0; + qsamplerDeviceParamMap::Iterator iter; + for (iter = params.begin(); iter != params.end(); ++iter) { + QTable::setText(iRow, 0, iter.key()); + QTable::setText(iRow, 1, iter.data().description); + QTable::setText(iRow, 2, iter.data().value); + ++iRow; + } + + // Adjust optimal column width. + for (int iCol = 0; iCol < QTable::numCols(); iCol++) + QTable::adjustColumn(iCol); +} + // end of qsamplerDevice.cpp