--- qsampler/trunk/src/qsamplerDevice.cpp 2005/03/10 15:48:38 442 +++ qsampler/trunk/src/qsamplerDevice.cpp 2007/11/01 17:14:21 1464 @@ -1,7 +1,8 @@ // qsamplerDevice.cpp // /**************************************************************************** - Copyright (C) 2005, rncbc aka Rui Nuno Capela. All rights reserved. + Copyright (C) 2004-2007, rncbc aka Rui Nuno Capela. All rights reserved. + Copyright (C) 2007, Christian Schoenebeck This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License @@ -13,22 +14,22 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + You should have received a copy of the GNU General Public License along + with this program; if not, write to the Free Software Foundation, Inc., + 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *****************************************************************************/ +#include "qsamplerAbout.h" #include "qsamplerDevice.h" -#include -#include - #include "qsamplerMainForm.h" #include "qsamplerDeviceForm.h" -#include "config.h" +#include +#include +using namespace QSampler; //------------------------------------------------------------------------- // qsamplerDeviceParam - MIDI/Audio Device parameter structure. @@ -54,43 +55,43 @@ { 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; + + mandatory = (bool) pParamInfo->mandatory; 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; @@ -104,10 +105,11 @@ // // Constructor. -qsamplerDevice::qsamplerDevice ( lscp_client_t *pClient, - qsamplerDeviceType deviceType, int iDeviceID ) +qsamplerDevice::qsamplerDevice ( qsamplerDeviceType deviceType, int iDeviceID ) { - setDevice(pClient, deviceType, iDeviceID); + m_ports.setAutoDelete(true); + + setDevice(deviceType, iDeviceID); } // Default destructor. @@ -115,35 +117,58 @@ { } +// Copy constructor. +qsamplerDevice::qsamplerDevice ( const qsamplerDevice& device ) + : m_params(device.m_params), m_ports(m_ports) +{ + m_iDeviceID = device.m_iDeviceID; + m_deviceType = device.m_deviceType; + m_sDeviceType = device.m_sDeviceType; + m_sDriverName = device.m_sDriverName; + m_sDeviceName = device.m_sDeviceName; +} + // Initializer. -void qsamplerDevice::setDevice ( lscp_client_t *pClient, - qsamplerDeviceType deviceType, int iDeviceID ) +void qsamplerDevice::setDevice ( qsamplerDeviceType deviceType, int iDeviceID ) { + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return; + if (pMainForm->client() == NULL) + return; + // 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; switch (deviceType) { case qsamplerDevice::Audio: m_sDeviceType = QObject::tr("Audio"); - pDeviceInfo = ::lscp_get_audio_device_info(pClient, iDeviceID); + if (m_iDeviceID >= 0 && (pDeviceInfo = ::lscp_get_audio_device_info( + pMainForm->client(), m_iDeviceID)) == NULL) + appendMessagesClient("lscp_get_audio_device_info"); break; case qsamplerDevice::Midi: m_sDeviceType = QObject::tr("MIDI"); - pDeviceInfo = ::lscp_get_midi_device_info(pClient, iDeviceID); + if (m_iDeviceID >= 0 && (pDeviceInfo = ::lscp_get_midi_device_info( + pMainForm->client(), m_iDeviceID)) == NULL) + appendMessagesClient("lscp_get_midi_device_info"); break; case qsamplerDevice::None: m_sDeviceType = QString::null; break; } - // 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; } @@ -153,48 +178,65 @@ + 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); + if ((pParamInfo = ::lscp_get_audio_driver_param_info(pMainForm->client(), + m_sDriverName.latin1(), sParam.latin1(), NULL)) == NULL) + appendMessagesClient("lscp_get_audio_driver_param_info"); break; case qsamplerDevice::Midi: - pParamInfo = ::lscp_get_midi_driver_param_info(pClient, - m_sDriverName.latin1(), pszParam, NULL); + if ((pParamInfo = ::lscp_get_midi_driver_param_info(pMainForm->client(), + m_sDriverName.latin1(), sParam.latin1(), NULL)) == NULL) + appendMessagesClient("lscp_get_midi_driver_param_info"); 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(); + // Set port/channel list... + refreshPorts(); } -// Driver name initializer. -void qsamplerDevice::setDriver ( lscp_client_t *pClient, - const QString& sDriverName ) +// Driver name initializer/settler. +void qsamplerDevice::setDriver ( const QString& sDriverName ) { + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return; + if (pMainForm->client() == NULL) + return; + // Valid only for scratch devices. 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) { case qsamplerDevice::Audio: - pDriverInfo = ::lscp_get_audio_driver_info(pClient, - sDriverName.latin1()); + if ((pDriverInfo = ::lscp_get_audio_driver_info(pMainForm->client(), + sDriverName.latin1())) == NULL) + appendMessagesClient("lscp_get_audio_driver_info"); break; case qsamplerDevice::Midi: - pDriverInfo = ::lscp_get_midi_driver_info(pClient, - sDriverName.latin1()); + if ((pDriverInfo = ::lscp_get_midi_driver_info(pMainForm->client(), + sDriverName.latin1())) == NULL) + appendMessagesClient("lscp_get_midi_driver_info"); break; case qsamplerDevice::None: break; @@ -208,25 +250,33 @@ 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); + if ((pParamInfo = ::lscp_get_audio_driver_param_info(pMainForm->client(), + sDriverName.latin1(), sParam.latin1(), NULL)) == NULL) + appendMessagesClient("lscp_get_audio_driver_param_info"); break; case qsamplerDevice::Midi: - pParamInfo = ::lscp_get_midi_driver_param_info(pClient, - sDriverName.latin1(), pszParam, NULL); + if ((pParamInfo = ::lscp_get_midi_driver_param_info(pMainForm->client(), + sDriverName.latin1(), sParam.latin1(), NULL)) == NULL) + appendMessagesClient("lscp_get_midi_driver_param_info"); 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(); + // Set port/channel list... + refreshPorts(); } @@ -251,23 +301,345 @@ return m_sDriverName; } -const QString& qsamplerDevice::deviceName (void) const +// Special device name formatter. +QString qsamplerDevice::deviceName (void) const { - return m_sDeviceName; + QString sPrefix; + if (m_iDeviceID >= 0) + sPrefix += m_sDeviceType + ' '; + return sPrefix + m_sDeviceName; +} + + +// Set the proper device parameter value. +bool qsamplerDevice::setParam ( const QString& sParam, + const QString& sValue ) +{ + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL) + return false; + + // Set proper device parameter. + m_params[sParam.upper()].value = sValue; + + // If the device already exists, things get immediate... + int iRefresh = 0; + if (m_iDeviceID >= 0) { + // Prepare parameter struct. + lscp_param_t param; + param.key = (char *) sParam.latin1(); + param.value = (char *) sValue.latin1(); + // Now it depends on the device type... + lscp_status_t ret = LSCP_FAILED; + switch (m_deviceType) { + case qsamplerDevice::Audio: + if (sParam == "CHANNELS") iRefresh++; + if ((ret = ::lscp_set_audio_device_param(pMainForm->client(), + m_iDeviceID, ¶m)) != LSCP_OK) + appendMessagesClient("lscp_set_audio_device_param"); + break; + case qsamplerDevice::Midi: + if (sParam == "PORTS") iRefresh++; + if ((ret = ::lscp_set_midi_device_param(pMainForm->client(), + m_iDeviceID, ¶m)) != LSCP_OK) + appendMessagesClient("lscp_set_midi_device_param"); + break; + case qsamplerDevice::None: + break; + } + // Show result. + if (ret == LSCP_OK) { + appendMessages(QString("%1: %2.").arg(sParam).arg(sValue)); + // Special care for specific parameter changes... + if (iRefresh > 0) + iRefresh += refreshPorts(); + iRefresh += refreshDepends(sParam); + } else { + // Oops... + appendMessagesError( + QObject::tr("Could not set device parameter value.\n\nSorry.")); + } + } + + // Return whether we're need a view refresh. + return (iRefresh > 0); } + // 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; +} + + +// Create a new device, as a copy of this current one. +bool qsamplerDevice::createDevice (void) +{ + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL) + return false; + + // Build the parameter list... + lscp_param_t *pParams = new lscp_param_t [m_params.count() + 1]; + int iParam = 0; + qsamplerDeviceParamMap::ConstIterator iter; + for (iter = m_params.begin(); iter != m_params.end(); ++iter) { + pParams[iParam].key = (char *) iter.key().latin1(); + pParams[iParam].value = (char *) iter.data().value.latin1(); + ++iParam; + } + // Null terminated. + pParams[iParam].key = NULL; + pParams[iParam].value = NULL; + + // Now it depends on the device type... + switch (m_deviceType) { + case qsamplerDevice::Audio: + if ((m_iDeviceID = ::lscp_create_audio_device(pMainForm->client(), + m_sDriverName.latin1(), pParams)) < 0) + appendMessagesClient("lscp_create_audio_device"); + break; + case qsamplerDevice::Midi: + if ((m_iDeviceID = ::lscp_create_midi_device(pMainForm->client(), + m_sDriverName.latin1(), pParams)) < 0) + appendMessagesClient("lscp_create_midi_device"); + break; + case qsamplerDevice::None: + break; + } + + // Free used parameter array. + delete pParams; + + // Show result. + if (m_iDeviceID >= 0) { + // Refresh our own stuff... + setDevice(m_deviceType, m_iDeviceID); + appendMessages(QObject::tr("created.")); + } else { + appendMessagesError(QObject::tr("Could not create device.\n\nSorry.")); + } + + // Return whether we're a valid device... + return (m_iDeviceID >= 0); +} + + +// Destroy existing device. +bool qsamplerDevice::deleteDevice (void) +{ + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL) + return false; + + // Now it depends on the device type... + lscp_status_t ret = LSCP_FAILED; + switch (m_deviceType) { + case qsamplerDevice::Audio: + if ((ret = ::lscp_destroy_audio_device(pMainForm->client(), + m_iDeviceID)) != LSCP_OK) + appendMessagesClient("lscp_destroy_audio_device"); + break; + case qsamplerDevice::Midi: + if ((ret = ::lscp_destroy_midi_device(pMainForm->client(), + m_iDeviceID)) != LSCP_OK) + appendMessagesClient("lscp_destroy_midi_device"); + break; + case qsamplerDevice::None: + break; + } + + // Show result. + if (ret == LSCP_OK) { + appendMessages(QObject::tr("deleted.")); + m_iDeviceID = -1; + } else { + appendMessagesError(QObject::tr("Could not delete device.\n\nSorry.")); + } + + // Return whether we've done it.. + return (ret == LSCP_OK); +} + + +// Device parameter dependencies refreshner. +int qsamplerDevice::refreshParams (void) +{ + // 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(iter.key()); + // Return how many parameters have been refreshed... + return iParams; +} + + +// Device port/channel list refreshner. +int qsamplerDevice::refreshPorts (void) +{ + // 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(*this, iPort)); + // Return how many ports have been refreshed... + return iPorts; +} + + +// Refresh/set dependencies given that some parameter has changed. +int qsamplerDevice::refreshDepends ( 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(iter.key()); + } + // Return how many dependencies have been refreshed... + return iDepends; +} + + +// Refresh/set given parameter based on driver supplied dependencies. +int qsamplerDevice::refreshParam ( const QString& sParam ) +{ + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return 0; + if (pMainForm->client() == NULL) + return 0; + + // 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: + if ((pParamInfo = ::lscp_get_audio_driver_param_info(pMainForm->client(), + m_sDriverName.latin1(), sParam.latin1(), pDepends)) == NULL) + appendMessagesClient("lscp_get_audio_driver_param_info"); + break; + case qsamplerDevice::Midi: + if ((pParamInfo = ::lscp_get_midi_driver_param_info(pMainForm->client(), + m_sDriverName.latin1(), sParam.latin1(), pDepends)) == NULL) + appendMessagesClient("lscp_get_midi_driver_param_info"); + 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; +} + + +// Redirected messages output methods. +void qsamplerDevice::appendMessages( const QString& s ) const { + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessages(deviceName() + ' ' + s); } +void qsamplerDevice::appendMessagesColor( const QString& s, + const QString& c ) const +{ + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessagesColor(deviceName() + ' ' + s, c); +} + +void qsamplerDevice::appendMessagesText( const QString& s ) const +{ + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessagesText(deviceName() + ' ' + s); +} + +void qsamplerDevice::appendMessagesError( const QString& s ) const +{ + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessagesError(deviceName() + "\n\n" + s); +} + +void qsamplerDevice::appendMessagesClient( const QString& s ) const +{ + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessagesClient(deviceName() + ' ' + s); +} + + // Device ids enumerator. int *qsamplerDevice::getDevices ( lscp_client_t *pClient, qsamplerDeviceType deviceType ) @@ -292,20 +664,20 @@ qsamplerDeviceType deviceType ) { QStringList drivers; - + const char **ppszDrivers = NULL; switch (deviceType) { case qsamplerDevice::Audio: - ppszDrivers = ::lscp_get_available_audio_drivers(pClient); + ppszDrivers = ::lscp_list_available_audio_drivers(pClient); break; case qsamplerDevice::Midi: - ppszDrivers = ::lscp_get_available_midi_drivers(pClient); + ppszDrivers = ::lscp_list_available_midi_drivers(pClient); break; case qsamplerDevice::None: break; } - - for (int iDriver = 0; ppszDrivers[iDriver]; iDriver++) + + for (int iDriver = 0; ppszDrivers && ppszDrivers[iDriver]; iDriver++) drivers.append(ppszDrivers[iDriver]); return drivers; @@ -313,45 +685,205 @@ //------------------------------------------------------------------------- -// qsamplerDeviceItem - QListView device item. +// qsamplerDevicePort - MIDI/Audio Device port/channel structure. +// + +// Constructor. +qsamplerDevicePort::qsamplerDevicePort ( qsamplerDevice& device, + int iPortID ) : m_device(device) +{ + setDevicePort(iPortID); +} + +// Default destructor. +qsamplerDevicePort::~qsamplerDevicePort (void) +{ +} + + +// Initializer. +void qsamplerDevicePort::setDevicePort ( int iPortID ) +{ + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return; + if (pMainForm->client() == NULL) + return; + + // Device port id should be always set. + m_iPortID = iPortID; + + // Reset port parameters anyway. + m_params.clear(); + + // Retrieve device port/channel info, if any. + lscp_device_port_info_t *pPortInfo = NULL; + switch (m_device.deviceType()) { + case qsamplerDevice::Audio: + if ((pPortInfo = ::lscp_get_audio_channel_info(pMainForm->client(), + m_device.deviceID(), m_iPortID)) == NULL) + m_device.appendMessagesClient("lscp_get_audio_channel_info"); + break; + case qsamplerDevice::Midi: + if ((pPortInfo = ::lscp_get_midi_port_info(pMainForm->client(), + m_device.deviceID(), m_iPortID)) == NULL) + m_device.appendMessagesClient("lscp_get_midi_port_info"); + break; + case qsamplerDevice::None: + break; + } + + // If we're bogus, bail out... + if (pPortInfo == NULL) { + m_sPortName = QString::null; + return; + } + + // Set device port/channel properties... + m_sPortName = 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 (m_device.deviceType()) { + case qsamplerDevice::Audio: + if ((pParamInfo = ::lscp_get_audio_channel_param_info( + pMainForm->client(), m_device.deviceID(), + m_iPortID, sParam.latin1())) == NULL) + m_device.appendMessagesClient("lscp_get_audio_channel_param_info"); + break; + case qsamplerDevice::Midi: + if ((pParamInfo = ::lscp_get_midi_port_param_info( + pMainForm->client(), m_device.deviceID(), + m_iPortID, sParam.latin1())) == NULL) + m_device.appendMessagesClient("lscp_get_midi_port_param_info"); + 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. +bool qsamplerDevicePort::setParam ( const QString& sParam, + const QString& sValue ) +{ + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL) + return false; + + // Set proper port/channel parameter. + m_params[sParam.upper()].value = sValue; + + // If the device already exists, things get immediate... + int iRefresh = 0; + if (m_device.deviceID() >= 0 && m_iPortID >= 0) { + // Prepare parameter struct. + lscp_param_t param; + param.key = (char *) sParam.latin1(); + param.value = (char *) sValue.latin1(); + // Now it depends on the device type... + lscp_status_t ret = LSCP_FAILED; + switch (m_device.deviceType()) { + case qsamplerDevice::Audio: + if ((ret = ::lscp_set_audio_channel_param(pMainForm->client(), + m_device.deviceID(), m_iPortID, ¶m)) != LSCP_OK) + m_device.appendMessagesClient("lscp_set_audio_channel_param"); + break; + case qsamplerDevice::Midi: + if ((ret = ::lscp_set_midi_port_param(pMainForm->client(), + m_device.deviceID(), m_iPortID, ¶m)) != LSCP_OK) + m_device.appendMessagesClient("lscp_set_midi_port_param"); + break; + case qsamplerDevice::None: + break; + } + // Show result. + if (ret == LSCP_OK) { + m_device.appendMessages(m_sPortName + + ' ' + QString("%1: %2.").arg(sParam).arg(sValue)); + iRefresh++; + } else { + m_device.appendMessagesError( + QObject::tr("Could not set %1 parameter value.\n\n" + "Sorry.").arg(m_sPortName)); + } + } + + // Return whether we're need a view refresh. + return (iRefresh > 0); +} + + +//------------------------------------------------------------------------- +// qsamplerDeviceItem - QTreeWidget device item. // // Constructors. -qsamplerDeviceItem::qsamplerDeviceItem ( QListView *pListView, - lscp_client_t *pClient, qsamplerDevice::qsamplerDeviceType deviceType ) - : QListViewItem(pListView), m_device(pClient, deviceType) +qsamplerDeviceItem::qsamplerDeviceItem ( QTreeWidget* pTreeWidget, + qsamplerDevice::qsamplerDeviceType deviceType ) + : QTreeWidgetItem(pTreeWidget, QSAMPLER_DEVICE_ITEM), + m_device(deviceType) { switch(m_device.deviceType()) { case qsamplerDevice::Audio: - QListViewItem::setPixmap(0, QPixmap::fromMimeSource("audio1.png")); - QListViewItem::setText(0, QObject::tr("Audio devices")); + setIcon(0, QPixmap(":/qsampler/pixmaps/audio1.png")); + setText(1, QObject::tr("Audio Devices")); break; case qsamplerDevice::Midi: - QListViewItem::setPixmap(0, QPixmap::fromMimeSource("midi1.png")); - QListViewItem::setText(0, QObject::tr("MIDI devices")); + setIcon(0, QPixmap(":/qsampler/pixmaps/midi1.png")); + setText(1, QObject::tr("MIDI Devices")); break; case qsamplerDevice::None: break; } } -qsamplerDeviceItem::qsamplerDeviceItem ( QListViewItem *pItem, - lscp_client_t *pClient, qsamplerDevice::qsamplerDeviceType deviceType, +qsamplerDeviceItem::qsamplerDeviceItem ( QTreeWidgetItem* pItem, + qsamplerDevice::qsamplerDeviceType deviceType, int iDeviceID ) - : QListViewItem(pItem), m_device(pClient, deviceType, iDeviceID) + : QTreeWidgetItem(pItem, QSAMPLER_DEVICE_ITEM), + m_device(deviceType, iDeviceID) { switch(m_device.deviceType()) { case qsamplerDevice::Audio: - QListViewItem::setPixmap(0, QPixmap::fromMimeSource("audio2.png")); + setIcon(0, QPixmap(":/qsampler/pixmaps/audio2.png")); break; case qsamplerDevice::Midi: - QListViewItem::setPixmap(0, QPixmap::fromMimeSource("midi2.png")); + setIcon(0, QPixmap(":/qsampler/pixmaps/midi2.png")); break; case qsamplerDevice::None: break; } - QListViewItem::setText(0, m_device.deviceName()); + setText(1, m_device.deviceName()); } // Default destructor. @@ -365,18 +897,12 @@ return m_device; } -// To virtually distinguish between list view items. -int qsamplerDeviceItem::rtti() const -{ - return QSAMPLER_DEVICE_ITEM; -} - //------------------------------------------------------------------------- // qsamplerDeviceParamTable - Device parameter view table. // - +#if 0 // Constructor. qsamplerDeviceParamTable::qsamplerDeviceParamTable ( QWidget *pParent, const char *pszName ) @@ -399,7 +925,7 @@ // 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); } @@ -409,21 +935,21 @@ } -// 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 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) { @@ -431,28 +957,34 @@ 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); + pComboItem->setCurrentItem(param.value.lower() == "true" ? 1 : 0); + pComboItem->setEnabled(bEnabled); QTable::setItem(iRow, 2, pComboItem); - } else if (param.possibilities.count() > 0) { - QComboTableItem *pComboItem = new QComboTableItem(this, - param.possibilities); - pComboItem->setCurrentItem(param.value); - pComboItem->setEnabled(bEnabled); - pComboItem->setEditable(bEnabled && param.multiplicity); + } else if (param.possibilities.count() > 0 && bEnabled) { + QStringList opts = param.possibilities; + if (param.multiplicity) + opts.prepend(tr("(none)")); + QComboTableItem *pComboItem = new QComboTableItem(this, opts); + if (param.value.isEmpty()) + pComboItem->setCurrentItem(0); + else + pComboItem->setCurrentItem(param.value); + pComboItem->setEnabled(bEnabled); QTable::setItem(iRow, 2, pComboItem); - } else if (param.type == LSCP_TYPE_INT) { - qsamplerDeviceParamTableSpinBox *pSpinItem = + } 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); + bEnabled ? QTableItem::OnTyping : QTableItem::Never, + param.value); pSpinItem->setMinValue(param.range_min.toInt()); pSpinItem->setMaxValue(param.range_max.toInt()); - pSpinItem->setValue(param.value.toInt()); QTable::setItem(iRow, 2, pSpinItem); } else { - qsamplerDeviceParamTableEditBox *pEditItem = + qsamplerDeviceParamTableEditBox *pEditItem = new qsamplerDeviceParamTableEditBox(this, - bEnabled ? QTableItem::OnTyping : QTableItem::Never, + bEnabled ? QTableItem::OnTyping : QTableItem::Never, param.value); QTable::setItem(iRow, 2, pEditItem); } @@ -466,18 +998,143 @@ QTable::setUpdatesEnabled(true); QTable::updateContents(); } +#endif + +DeviceParamModel::DeviceParamModel(QObject* parent) : QAbstractTableModel(parent), bEditable(false) { +} + +int DeviceParamModel::rowCount(const QModelIndex& /*parent*/) const { + return params.size(); +} + +int DeviceParamModel::columnCount(const QModelIndex& /*parent*/) const { + return 3; +} + +QVariant DeviceParamModel::data(const QModelIndex &index, int role) const { + if (!index.isValid()) + return QVariant(); + if (role != Qt::DisplayRole) + return QVariant(); + + DeviceParameterRow item; + item.name = params.keys()[index.row()]; + item.param = params[item.name]; + + return QVariant::fromValue(item); +} + +QVariant DeviceParamModel::headerData(int section, Qt::Orientation orientation, int role) const { + if (role != Qt::DisplayRole) return QVariant(); + + if (orientation == Qt::Horizontal) { + switch (section) { + case 0: return tr("Parameter"); + case 1: return tr("Value"); + case 2: return tr("Description"); + default: return QVariant(); + } + } + + return QVariant(); +} + +void DeviceParamModel::refresh(const qsamplerDeviceParamMap& params, bool bEditable) +{ + this->params = params; + this->bEditable = bEditable; +} + +void DeviceParamModel::clear() { + params.clear(); +} +DeviceParamDelegate::DeviceParamDelegate(QObject *parent) : QItemDelegate(parent) { +} + +QWidget* DeviceParamDelegate::createEditor(QWidget *parent, + const QStyleOptionViewItem &/* option */, + const QModelIndex& index) const +{ + DeviceParameterRow r = index.model()->data(index, Qt::DisplayRole).value(); + + const bool bEnabled = (/*index.model()->bEditable ||*/ !r.param.fix); + + switch (index.column()) { + case 0: + return new QLabel(r.name, parent); + case 1: { + if (r.param.type == LSCP_TYPE_BOOL) { + QCheckBox* pCheckBox = new QCheckBox(parent); + pCheckBox->setChecked(r.param.value.lower() == "true"); + pCheckBox->setEnabled(bEnabled); + return pCheckBox; + } else if (r.param.possibilities.count() > 0 && bEnabled) { + QStringList opts = r.param.possibilities; + if (r.param.multiplicity) + opts.prepend(tr("(none)")); + QComboBox* pComboBox = new QComboBox(parent); + pComboBox->addItems(opts); + if (r.param.value.isEmpty()) + pComboBox->setCurrentIndex(0); + else + pComboBox->setCurrentIndex(pComboBox->findText(r.param.value)); + pComboBox->setEnabled(bEnabled); + return pComboBox; + } else if (r.param.type == LSCP_TYPE_INT && bEnabled + && !r.param.range_min.isEmpty() + && !r.param.range_max.isEmpty()) { + QSpinBox* pSpinBox = new QSpinBox(parent); + pSpinBox->setValue(r.param.value.toInt()); + pSpinBox->setMinimum(r.param.range_min.toInt()); + pSpinBox->setMaximum(r.param.range_max.toInt()); + return pSpinBox; + } else { + QLineEdit* pLineEdit = new QLineEdit(r.param.value, parent); + return pLineEdit; + } + } + case 2: + return new QLabel(r.param.description, parent); + default: + return NULL; + } +} + +void DeviceParamDelegate::setEditorData(QWidget *editor, const QModelIndex &index) const { +/* + ChannelRoutingItem item = index.model()->data(index, Qt::DisplayRole).value(); + QComboBox* comboBox = static_cast(editor); + comboBox->setCurrentIndex(item.selection); +*/ +} + +void DeviceParamDelegate::setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const { +/* + QComboBox* comboBox = static_cast(editor); + model->setData(index, comboBox->currentIndex()); +*/ +} + +void DeviceParamDelegate::updateEditorGeometry(QWidget* editor, + const QStyleOptionViewItem &option, const QModelIndex &/* index */) const +{ + if (editor) editor->setGeometry(option.rect); +} + //------------------------------------------------------------------------- // qsamplerDeviceParamTableSpinBox - Custom spin box for parameter table. // +#if 0 // Constructor. qsamplerDeviceParamTableSpinBox::qsamplerDeviceParamTableSpinBox ( - QTable *pTable, EditType editType ) - : QTableItem(pTable, editType, QString::null) + QTable *pTable, EditType editType, const QString& sText ) + : QTableItem(pTable, editType, sText) { - m_iValue = m_iMinValue = m_iMaxValue = 0; + m_iValue = sText.toInt(); + m_iMinValue = m_iMaxValue = 0; } // Public accessors. @@ -508,16 +1165,15 @@ pSpinBox->setMaxValue(m_iMaxValue); } pSpinBox->setValue(m_iValue); -// pSpinBox->setEnabled(QTableItem::isEnabled()); return pSpinBox; } void qsamplerDeviceParamTableSpinBox::setContentFromEditor ( QWidget *pWidget ) { if (pWidget->inherits("QSpinBox")) - QTableItem::setText(QString::number(((QSpinBox *) pWidget)->value())); + QTableItem::setText(QString::number(((QSpinBox *) pWidget)->value())); else - QTableItem::setContentFromEditor(pWidget); + QTableItem::setContentFromEditor(pWidget); } @@ -539,17 +1195,17 @@ QObject::connect(pEditBox, SIGNAL(returnPressed()), QTableItem::table(), SLOT(doValueChanged())); pEditBox->setText(QTableItem::text()); -// pEditBox->setEnabled(QTableItem::isEnabled()); return pEditBox; } void qsamplerDeviceParamTableEditBox::setContentFromEditor ( QWidget *pWidget ) { if (pWidget->inherits("QLineEdit")) - QTableItem::setText(((QLineEdit *) pWidget)->text()); + QTableItem::setText(((QLineEdit *) pWidget)->text()); else - QTableItem::setContentFromEditor(pWidget); + QTableItem::setContentFromEditor(pWidget); } +#endif // end of qsamplerDevice.cpp