--- qsampler/trunk/src/qsamplerDevice.cpp 2005/08/28 11:44:10 759 +++ qsampler/trunk/src/qsamplerDevice.cpp 2007/11/22 02:48:41 1508 @@ -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 @@ -13,9 +14,9 @@ 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. *****************************************************************************/ @@ -25,10 +26,13 @@ #include "qsamplerMainForm.h" #include "qsamplerDeviceForm.h" -#include -#include +#include +#include +#include +using namespace QSampler; + //------------------------------------------------------------------------- // qsamplerDeviceParam - MIDI/Audio Device parameter structure. // @@ -103,12 +107,9 @@ // // Constructor. -qsamplerDevice::qsamplerDevice ( qsamplerMainForm *pMainForm, - qsamplerDeviceType deviceType, int iDeviceID ) +qsamplerDevice::qsamplerDevice ( qsamplerDeviceType deviceType, int iDeviceID ) { - m_pMainForm = pMainForm; - - m_ports.setAutoDelete(true); +// m_ports.setAutoDelete(true); setDevice(deviceType, iDeviceID); } @@ -116,13 +117,14 @@ // Default destructor. qsamplerDevice::~qsamplerDevice (void) { + qDeleteAll(m_ports); + m_ports.clear(); } // Copy constructor. qsamplerDevice::qsamplerDevice ( const qsamplerDevice& device ) - : m_params(device.m_params), m_ports(m_ports) + : m_params(device.m_params), m_ports(device.m_ports) { - m_pMainForm = device.m_pMainForm; m_iDeviceID = device.m_iDeviceID; m_deviceType = device.m_deviceType; m_sDeviceType = device.m_sDeviceType; @@ -134,12 +136,19 @@ // Initializer. 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; // Reset device parameters and ports anyway. m_params.clear(); + qDeleteAll(m_ports); m_ports.clear(); // Retrieve device info, if any. @@ -148,13 +157,13 @@ case qsamplerDevice::Audio: m_sDeviceType = QObject::tr("Audio"); if (m_iDeviceID >= 0 && (pDeviceInfo = ::lscp_get_audio_device_info( - client(), m_iDeviceID)) == NULL) + pMainForm->client(), m_iDeviceID)) == NULL) appendMessagesClient("lscp_get_audio_device_info"); break; case qsamplerDevice::Midi: m_sDeviceType = QObject::tr("MIDI"); if (m_iDeviceID >= 0 && (pDeviceInfo = ::lscp_get_midi_device_info( - client(), m_iDeviceID)) == NULL) + pMainForm->client(), m_iDeviceID)) == NULL) appendMessagesClient("lscp_get_midi_device_info"); break; case qsamplerDevice::None: @@ -179,20 +188,22 @@ lscp_param_info_t *pParamInfo = NULL; switch (deviceType) { case qsamplerDevice::Audio: - if ((pParamInfo = ::lscp_get_audio_driver_param_info(client(), - m_sDriverName.latin1(), sParam.latin1(), NULL)) == NULL) + if ((pParamInfo = ::lscp_get_audio_driver_param_info( + pMainForm->client(), m_sDriverName.toUtf8().constData(), + sParam.toUtf8().constData(), NULL)) == NULL) appendMessagesClient("lscp_get_audio_driver_param_info"); break; case qsamplerDevice::Midi: - if ((pParamInfo = ::lscp_get_midi_driver_param_info(client(), - m_sDriverName.latin1(), sParam.latin1(), NULL)) == NULL) + if ((pParamInfo = ::lscp_get_midi_driver_param_info( + pMainForm->client(), m_sDriverName.toUtf8().constData(), + sParam.toUtf8().constData(), NULL)) == NULL) appendMessagesClient("lscp_get_midi_driver_param_info"); break; case qsamplerDevice::None: break; } if (pParamInfo) { - m_params[sParam.upper()] = qsamplerDeviceParam(pParamInfo, + m_params[sParam.toUpper()] = qsamplerDeviceParam(pParamInfo, pDeviceInfo->params[i].value); } } @@ -207,25 +218,32 @@ // 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(); + qDeleteAll(m_ports); m_ports.clear(); // Retrieve driver info, if any. lscp_driver_info_t *pDriverInfo = NULL; switch (m_deviceType) { case qsamplerDevice::Audio: - if ((pDriverInfo = ::lscp_get_audio_driver_info(client(), - sDriverName.latin1())) == NULL) + if ((pDriverInfo = ::lscp_get_audio_driver_info(pMainForm->client(), + sDriverName.toUtf8().constData())) == NULL) appendMessagesClient("lscp_get_audio_driver_info"); break; case qsamplerDevice::Midi: - if ((pDriverInfo = ::lscp_get_midi_driver_info(client(), - sDriverName.latin1())) == NULL) + if ((pDriverInfo = ::lscp_get_midi_driver_info(pMainForm->client(), + sDriverName.toUtf8().constData())) == NULL) appendMessagesClient("lscp_get_midi_driver_info"); break; case qsamplerDevice::None: @@ -245,20 +263,22 @@ lscp_param_info_t *pParamInfo = NULL; switch (m_deviceType) { case qsamplerDevice::Audio: - if ((pParamInfo = ::lscp_get_audio_driver_param_info(client(), - sDriverName.latin1(), sParam.latin1(), NULL)) == NULL) + if ((pParamInfo = ::lscp_get_audio_driver_param_info( + pMainForm->client(), sDriverName.toUtf8().constData(), + sParam.toUtf8().constData(), NULL)) == NULL) appendMessagesClient("lscp_get_audio_driver_param_info"); break; case qsamplerDevice::Midi: - if ((pParamInfo = ::lscp_get_midi_driver_param_info(client(), - sDriverName.latin1(), sParam.latin1(), NULL)) == NULL) + if ((pParamInfo = ::lscp_get_midi_driver_param_info( + pMainForm->client(), sDriverName.toUtf8().constData(), + sParam.toUtf8().constData(), NULL)) == NULL) appendMessagesClient("lscp_get_midi_driver_param_info"); break; case qsamplerDevice::None: break; } if (pParamInfo) { - m_params[sParam.upper()] = qsamplerDeviceParam(pParamInfo, + m_params[sParam.toUpper()] = qsamplerDeviceParam(pParamInfo, pParamInfo->defaultv); } } @@ -270,16 +290,6 @@ } -// The client descriptor delegated property. -lscp_client_t *qsamplerDevice::client (void) const -{ - if (m_pMainForm == NULL) - return NULL; - - return m_pMainForm->client(); -} - - // Device property accessors. int qsamplerDevice::deviceID (void) const { @@ -315,28 +325,41 @@ 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; + m_params[sParam.toUpper()].value = sValue; // If the device already exists, things get immediate... int iRefresh = 0; - if (m_iDeviceID >= 0) { + if (m_iDeviceID >= 0 && sValue != QString::null) { + + // we need temporary byte arrrays with the final strings, because + // i.e. QString::toUtf8() only returns a temporary object and the + // C-style char* pointers for liblscp would immediately be invalidated + QByteArray finalParamKey = sParam.toUtf8(); + QByteArray finalParamVal = sValue.toUtf8(); + // Prepare parameter struct. lscp_param_t param; - param.key = (char *) sParam.latin1(); - param.value = (char *) sValue.latin1(); + param.key = (char *) finalParamKey.constData(); + param.value = (char *) finalParamVal.constData(); // 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(client(), + 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(client(), + if ((ret = ::lscp_set_midi_device_param(pMainForm->client(), m_iDeviceID, ¶m)) != LSCP_OK) appendMessagesClient("lscp_set_midi_device_param"); break; @@ -379,17 +402,33 @@ // Create a new device, as a copy of this current one. bool qsamplerDevice::createDevice (void) { - if (client() == NULL) + 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; + // we need temporary lists with the final strings, because i.e. + // QString::toUtf8() only returns a temporary object and the + // C-style char* pointers for liblscp would immediately be invalidated + QList finalKeys; + QList finalVals; + 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; + if (iter.value().value == QString::null) continue; + finalKeys.push_back(iter.key().toUtf8()); + finalVals.push_back(iter.value().value.toUtf8()); + } + + // yeah, we DO HAVE to do the two loops separately ! + + // Build the parameter list... + lscp_param_t *pParams = new lscp_param_t [finalKeys.count() + 1]; + int iParam; + for (iParam = 0; iParam < finalKeys.count(); iParam++) { + pParams[iParam].key = (char *) finalKeys[iParam].constData(); + pParams[iParam].value = (char *) finalVals[iParam].constData(); } // Null terminated. pParams[iParam].key = NULL; @@ -398,13 +437,13 @@ // Now it depends on the device type... switch (m_deviceType) { case qsamplerDevice::Audio: - if ((m_iDeviceID = ::lscp_create_audio_device(client(), - m_sDriverName.latin1(), pParams)) < 0) + if ((m_iDeviceID = ::lscp_create_audio_device(pMainForm->client(), + m_sDriverName.toUtf8().constData(), pParams)) < 0) appendMessagesClient("lscp_create_audio_device"); break; case qsamplerDevice::Midi: - if ((m_iDeviceID = ::lscp_create_midi_device(client(), - m_sDriverName.latin1(), pParams)) < 0) + if ((m_iDeviceID = ::lscp_create_midi_device(pMainForm->client(), + m_sDriverName.toUtf8().constData(), pParams)) < 0) appendMessagesClient("lscp_create_midi_device"); break; case qsamplerDevice::None: @@ -431,16 +470,22 @@ // 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(client(), + 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(client(), + if ((ret = ::lscp_destroy_midi_device(pMainForm->client(), m_iDeviceID)) != LSCP_OK) appendMessagesClient("lscp_destroy_midi_device"); break; @@ -496,6 +541,7 @@ break; } // Retrieve port/channel information... + qDeleteAll(m_ports); m_ports.clear(); for (int iPort = 0; iPort < iPorts; iPort++) m_ports.append(new qsamplerDevicePort(*this, iPort)); @@ -514,8 +560,8 @@ 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()) + const QStringList& depends = iter.value().depends; + if (depends.indexOf(sParam) >= 0) iDepends += refreshParam(iter.key()); } // Return how many dependencies have been refreshed... @@ -526,8 +572,14 @@ // 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()]; + qsamplerDeviceParam& param = m_params[sParam.toUpper()]; if (param.depends.isEmpty()) return 0; @@ -536,11 +588,21 @@ // 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(); + + // we need temporary lists with the final strings, because i.e. + // QString::toUtf8() only returns a temporary object and the + // C-style char* pointers for liblscp would immediately be invalidated + QList finalKeys; + QList finalVals; + for (int i = 0; i < param.depends.count(); i++) { + const QString& sDepend = param.depends[i]; + finalKeys.push_back(sDepend.toUtf8()); + finalVals.push_back(m_params[sDepend.toUpper()].value.toUtf8()); + } + // yeah, we DO HAVE to do those two loops separately ! + for (int i = 0; i < param.depends.count(); i++) { + pDepends[iDepend].key = (char *) finalKeys[i].constData(); + pDepends[iDepend].value = (char *) finalVals[i].constData(); ++iDepend; } // Null terminated. @@ -556,20 +618,23 @@ lscp_param_info_t *pParamInfo = NULL; switch (m_deviceType) { case qsamplerDevice::Audio: - if ((pParamInfo = ::lscp_get_audio_driver_param_info(client(), - m_sDriverName.latin1(), sParam.latin1(), pDepends)) == NULL) + if ((pParamInfo = ::lscp_get_audio_driver_param_info( + pMainForm->client(), m_sDriverName.toUtf8().constData(), + sParam.toUtf8().constData(), pDepends)) == NULL) appendMessagesClient("lscp_get_audio_driver_param_info"); break; case qsamplerDevice::Midi: - if ((pParamInfo = ::lscp_get_midi_driver_param_info(client(), - m_sDriverName.latin1(), sParam.latin1(), pDepends)) == NULL) + if ((pParamInfo = ::lscp_get_midi_driver_param_info( + pMainForm->client(), m_sDriverName.toUtf8().constData(), + sParam.toUtf8().constData(), pDepends)) == NULL) appendMessagesClient("lscp_get_midi_driver_param_info"); break; case qsamplerDevice::None: break; } if (pParamInfo) { - param = qsamplerDeviceParam(pParamInfo, QString(param.value)); + param = qsamplerDeviceParam(pParamInfo, + param.value.isEmpty() ? NULL : param.value.toUtf8().constData()); iRefresh++; } @@ -584,33 +649,38 @@ // Redirected messages output methods. void qsamplerDevice::appendMessages( const QString& s ) const { - if (m_pMainForm) - m_pMainForm->appendMessages(deviceName() + ' ' + s); + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessages(deviceName() + ' ' + s); } void qsamplerDevice::appendMessagesColor( const QString& s, const QString& c ) const { - if (m_pMainForm) - m_pMainForm->appendMessagesColor(deviceName() + ' ' + s, c); + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessagesColor(deviceName() + ' ' + s, c); } void qsamplerDevice::appendMessagesText( const QString& s ) const { - if (m_pMainForm) - m_pMainForm->appendMessagesText(deviceName() + ' ' + s); + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessagesText(deviceName() + ' ' + s); } void qsamplerDevice::appendMessagesError( const QString& s ) const { - if (m_pMainForm) - m_pMainForm->appendMessagesError(deviceName() + "\n\n" + s); + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessagesError(deviceName() + "\n\n" + s); } void qsamplerDevice::appendMessagesClient( const QString& s ) const { - if (m_pMainForm) - m_pMainForm->appendMessagesClient(deviceName() + ' ' + s); + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessagesClient(deviceName() + ' ' + s); } @@ -651,7 +721,7 @@ break; } - for (int iDriver = 0; ppszDrivers[iDriver]; iDriver++) + for (int iDriver = 0; ppszDrivers && ppszDrivers[iDriver]; iDriver++) drivers.append(ppszDrivers[iDriver]); return drivers; @@ -678,6 +748,12 @@ // 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; @@ -688,12 +764,12 @@ lscp_device_port_info_t *pPortInfo = NULL; switch (m_device.deviceType()) { case qsamplerDevice::Audio: - if ((pPortInfo = ::lscp_get_audio_channel_info(m_device.client(), + 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(m_device.client(), + if ((pPortInfo = ::lscp_get_midi_port_info(pMainForm->client(), m_device.deviceID(), m_iPortID)) == NULL) m_device.appendMessagesClient("lscp_get_midi_port_info"); break; @@ -718,21 +794,21 @@ switch (m_device.deviceType()) { case qsamplerDevice::Audio: if ((pParamInfo = ::lscp_get_audio_channel_param_info( - m_device.client(), m_device.deviceID(), - m_iPortID, sParam.latin1())) == NULL) + pMainForm->client(), m_device.deviceID(), + m_iPortID, sParam.toUtf8().constData())) == NULL) m_device.appendMessagesClient("lscp_get_audio_channel_param_info"); break; case qsamplerDevice::Midi: if ((pParamInfo = ::lscp_get_midi_port_param_info( - m_device.client(), m_device.deviceID(), - m_iPortID, sParam.latin1())) == NULL) + pMainForm->client(), m_device.deviceID(), + m_iPortID, sParam.toUtf8().constData())) == NULL) m_device.appendMessagesClient("lscp_get_midi_port_param_info"); break; case qsamplerDevice::None: break; } if (pParamInfo) { - m_params[sParam.upper()] = qsamplerDeviceParam(pParamInfo, + m_params[sParam.toUpper()] = qsamplerDeviceParam(pParamInfo, pPortInfo->params[i].value); } } @@ -761,26 +837,39 @@ 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; + m_params[sParam.toUpper()].value = sValue; // If the device already exists, things get immediate... int iRefresh = 0; if (m_device.deviceID() >= 0 && m_iPortID >= 0) { + + // we need temporary byte arrrays with the final strings, because + // i.e. QString::toUtf8() only returns a temporary object and the + // C-style char* pointers for liblscp would immediately be invalidated + QByteArray finalParamKey = sParam.toUtf8(); + QByteArray finalParamVal = sValue.toUtf8(); + // Prepare parameter struct. lscp_param_t param; - param.key = (char *) sParam.latin1(); - param.value = (char *) sValue.latin1(); + param.key = (char *) finalParamKey.constData(); + param.value = (char *) finalParamVal.constData(); // 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(m_device.client(), + 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(m_device.client(), + 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; @@ -805,249 +894,307 @@ //------------------------------------------------------------------------- -// qsamplerDeviceItem - QListView device item. +// qsamplerDeviceItem - QTreeWidget device item. // // Constructors. -qsamplerDeviceItem::qsamplerDeviceItem ( QListView *pListView, - qsamplerMainForm *pMainForm, qsamplerDevice::qsamplerDeviceType deviceType ) - : QListViewItem(pListView), m_device(pMainForm, 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(":/icons/audio1.png")); + setText(0, 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(":/icons/midi1.png")); + setText(0, QObject::tr("MIDI Devices")); break; case qsamplerDevice::None: break; } } -qsamplerDeviceItem::qsamplerDeviceItem ( QListViewItem *pItem, - qsamplerMainForm *pMainForm, qsamplerDevice::qsamplerDeviceType deviceType, +qsamplerDeviceItem::qsamplerDeviceItem ( QTreeWidgetItem* pItem, + qsamplerDevice::qsamplerDeviceType deviceType, int iDeviceID ) - : QListViewItem(pItem), m_device(pMainForm, 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(":/icons/audio2.png")); break; case qsamplerDevice::Midi: - QListViewItem::setPixmap(0, QPixmap::fromMimeSource("midi2.png")); + setIcon(0, QPixmap(":/icons/midi2.png")); break; case qsamplerDevice::None: break; } - QListViewItem::setText(0, m_device.deviceName()); + setText(0, m_device.deviceName()); } // Default destructor. -qsamplerDeviceItem::~qsamplerDeviceItem (void) +qsamplerDeviceItem::~qsamplerDeviceItem () { } // Instance accessors. -qsamplerDevice& qsamplerDeviceItem::device (void) +qsamplerDevice& qsamplerDeviceItem::device () { return m_device; } -// To virtually distinguish between list view items. -int qsamplerDeviceItem::rtti() const -{ - return QSAMPLER_DEVICE_ITEM; -} - - //------------------------------------------------------------------------- -// qsamplerDeviceParamTable - Device parameter view table. +// AbstractDeviceParamModel - data model base class for device parameters // -// Constructor. -qsamplerDeviceParamTable::qsamplerDeviceParamTable ( QWidget *pParent, - const char *pszName ) - : QTable(pParent, pszName) -{ - // Set fixed number of columns. - QTable::setNumCols(3); - QTable::setShowGrid(false); - QTable::setSorting(false); - QTable::setFocusStyle(QTable::FollowStyle); - QTable::setSelectionMode(QTable::NoSelection); - // No vertical header. - QTable::verticalHeader()->hide(); - QTable::setLeftMargin(0); - // Initialize the fixed table column headings. - QHeader *pHeader = QTable::horizontalHeader(); - pHeader->setLabel(0, tr("Parameter")); - pHeader->setLabel(1, tr("Description")); - pHeader->setLabel(2, tr("Value")); - // Set read-onlyness of each column - QTable::setColumnReadOnly(0, true); - QTable::setColumnReadOnly(1, true); -// QTable::setColumnReadOnly(2, false); -- of course not. - QTable::setColumnStretchable(1, true); +AbstractDeviceParamModel::AbstractDeviceParamModel(QObject* parent) : QAbstractTableModel(parent), bEditable(false) { + params = NULL; } -// Default destructor. -qsamplerDeviceParamTable::~qsamplerDeviceParamTable (void) -{ +int AbstractDeviceParamModel::rowCount(const QModelIndex& /*parent*/) const { + //std::cout << "model size=" << params.size() << "\n" << std::flush; + return (params) ? params->size() : 0; +} + +int AbstractDeviceParamModel::columnCount(const QModelIndex& /*parent*/) const { + return 3; } +Qt::ItemFlags AbstractDeviceParamModel::flags(const QModelIndex& /*index*/) const { + return Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled; +} -// Common parameter table renderer. -void qsamplerDeviceParamTable::refresh ( const qsamplerDeviceParamMap& params, - bool bEditable ) -{ - // Always (re)start it empty. - QTable::setUpdatesEnabled(false); - QTable::setNumRows(0); +QVariant AbstractDeviceParamModel::headerData(int section, Qt::Orientation orientation, int role) const { + if (role != Qt::DisplayRole) return QVariant(); - // 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 = (bEditable || !param.fix); - QTable::setText(iRow, 0, iter.key()); - QTable::setText(iRow, 1, param.description); - if (param.type == LSCP_TYPE_BOOL) { - QStringList opts; - 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); - QTable::setItem(iRow, 2, pComboItem); - } 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 && 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 { - qsamplerDeviceParamTableEditBox *pEditItem = - new qsamplerDeviceParamTableEditBox(this, - bEnabled ? QTableItem::OnTyping : QTableItem::Never, - param.value); - QTable::setItem(iRow, 2, pEditItem); - } - ++iRow; - } + if (orientation == Qt::Horizontal) { + switch (section) { + case 0: return tr("Parameter"); + case 1: return tr("Value"); + case 2: return tr("Description"); + default: return QVariant(); + } + } - // Adjust optimal column widths. - QTable::adjustColumn(0); - QTable::adjustColumn(2); + return QVariant(); +} + +void AbstractDeviceParamModel::refresh(const qsamplerDeviceParamMap* params, bool bEditable) { + this->params = params; + this->bEditable = bEditable; + // inform the outer world (QTableView) that our data changed + QAbstractTableModel::reset(); +} - QTable::setUpdatesEnabled(true); - QTable::updateContents(); +void AbstractDeviceParamModel::clear() { + params = NULL; + // inform the outer world (QTableView) that our data changed + QAbstractTableModel::reset(); } //------------------------------------------------------------------------- -// qsamplerDeviceParamTableSpinBox - Custom spin box for parameter table. +// DeviceParamModel - data model for device parameters (used for QTableView) // -// Constructor. -qsamplerDeviceParamTableSpinBox::qsamplerDeviceParamTableSpinBox ( - QTable *pTable, EditType editType, const QString& sText ) - : QTableItem(pTable, editType, sText) -{ - m_iValue = sText.toInt(); - m_iMinValue = m_iMaxValue = 0; +DeviceParamModel::DeviceParamModel(QObject* parent) : AbstractDeviceParamModel(parent) { + device = NULL; } -// Public accessors. -void qsamplerDeviceParamTableSpinBox::setValue ( int iValue ) -{ - m_iValue = iValue; - QTableItem::setText(QString::number(m_iValue)); +QVariant DeviceParamModel::data(const QModelIndex &index, int role) const { + if (!index.isValid()) { + //std::cout << "inavlid device model index\n" << std::flush; + return QVariant(); + } + if (role != Qt::DisplayRole) { + //std::cout << "inavlid display role\n" << std::flush; + return QVariant(); + } + + DeviceParameterRow item; + item.name = params->keys()[index.row()]; + item.param = (*params)[item.name]; + item.alive = device != NULL && device->deviceID() >= 0; + + return QVariant::fromValue(item); +} + +bool DeviceParamModel::setData(const QModelIndex& index, const QVariant& value, int /*role*/) { + if (!index.isValid()) { + return false; + } + QString key = params->keys()[index.row()]; + //params[key].value = value.toString(); + device->setParam(key, value.toString()); + emit dataChanged(index, index); + return true; +} + +void DeviceParamModel::refresh(qsamplerDevice* pDevice, bool bEditable) { + device = pDevice; + AbstractDeviceParamModel::refresh(&pDevice->params(), bEditable); +} + +void DeviceParamModel::clear() { + AbstractDeviceParamModel::clear(); + device = NULL; } -void qsamplerDeviceParamTableSpinBox::setMinValue ( int iMinValue ) -{ - m_iMinValue = iMinValue; -} -void qsamplerDeviceParamTableSpinBox::setMaxValue ( int iMaxValue ) -{ - m_iMaxValue = iMaxValue; -} +//------------------------------------------------------------------------- +// PortParamModel - data model for port parameters (used for QTableView) +// -// 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; +PortParamModel::PortParamModel(QObject* parent) : AbstractDeviceParamModel(parent) { + port = NULL; } -void qsamplerDeviceParamTableSpinBox::setContentFromEditor ( QWidget *pWidget ) -{ - if (pWidget->inherits("QSpinBox")) - QTableItem::setText(QString::number(((QSpinBox *) pWidget)->value())); - else - QTableItem::setContentFromEditor(pWidget); +QVariant PortParamModel::data(const QModelIndex &index, int role) const { + if (!index.isValid()) { + //std::cout << "inavlid device model index\n" << std::flush; + return QVariant(); + } + if (role != Qt::DisplayRole) { + //std::cout << "inavlid display role\n" << std::flush; + return QVariant(); + } + + DeviceParameterRow item; + item.name = params->keys()[index.row()]; + item.param = (*params)[item.name]; + item.alive = port != NULL && port->portID() >= 0; + + return QVariant::fromValue(item); +} + +bool PortParamModel::setData(const QModelIndex& index, const QVariant& value, int /*role*/) { + if (!index.isValid()) { + return false; + } + QString key = params->keys()[index.row()]; + //params[key].value = value.toString(); + port->setParam(key, value.toString()); + emit dataChanged(index, index); + return true; +} + +void PortParamModel::refresh(qsamplerDevicePort* pPort, bool bEditable) { + port = pPort; + AbstractDeviceParamModel::refresh(&pPort->params(), bEditable); +} + +void PortParamModel::clear() { + AbstractDeviceParamModel::clear(); + port = NULL; } //------------------------------------------------------------------------- -// qsamplerDeviceParamTableEditBox - Custom edit box for parameter table. +// DeviceParamDelegate - table cell renderer for device/port parameters // -// Constructor. -qsamplerDeviceParamTableEditBox::qsamplerDeviceParamTableEditBox ( - QTable *pTable, EditType editType, const QString& sText ) - : QTableItem(pTable, editType, sText) -{ +DeviceParamDelegate::DeviceParamDelegate(QObject *parent) : QItemDelegate(parent) { } -// 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; +QWidget* DeviceParamDelegate::createEditor(QWidget *parent, + const QStyleOptionViewItem &/* option */, + const QModelIndex& index) const +{ + if (!index.isValid()) { + return NULL; + } + + DeviceParameterRow r = index.model()->data(index, Qt::DisplayRole).value(); + + const bool bEnabled = (r.alive) ? !r.param.fix : true; + + QString val = (r.alive) ? r.param.value : r.param.defaultv; + + 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); + if (val != QString::null) + pCheckBox->setChecked(val.toLower() == "true"); + pCheckBox->setEnabled(bEnabled); + return pCheckBox; + } else if (r.param.possibilities.count() > 0) { + 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(val)); + pComboBox->setEnabled(bEnabled); + return pComboBox; + } else if (r.param.type == LSCP_TYPE_INT && bEnabled) { + QSpinBox* pSpinBox = new QSpinBox(parent); + pSpinBox->setMinimum( + (!r.param.range_min.isEmpty()) ? + r.param.range_min.toInt() : 0 // or better a negative default min value ? + ); + pSpinBox->setMaximum( + (!r.param.range_max.isEmpty()) ? + r.param.range_max.toInt() : (1 << 16) // or better a nigher default max value ? + ); + pSpinBox->setValue(val.toInt()); + return pSpinBox; + } else if (bEnabled) { + QLineEdit* pLineEdit = new QLineEdit(val, parent); + return pLineEdit; + } else { + QLabel* pLabel = new QLabel(val, parent); + return pLabel; + } + } + case 2: + return new QLabel(r.param.description, parent); + default: + return NULL; + } +} + +void DeviceParamDelegate::setEditorData(QWidget* /*editor*/, const QModelIndex& /*index*/) const { + // unused, since we set the editor data already in createEditor() +} + +void DeviceParamDelegate::setModelData(QWidget* editor, QAbstractItemModel* model, const QModelIndex& index) const { + if (index.column() == 1) { + DeviceParameterRow r = index.model()->data(index, Qt::DisplayRole).value(); + if (editor->metaObject()->className() == "QCheckBox") { + QCheckBox* pCheckBox = static_cast(editor); + model->setData(index, QVariant(pCheckBox->checkState() == Qt::Checked)); + } else if (editor->metaObject()->className() == "QComboBox") { + QComboBox* pComboBox = static_cast(editor); + model->setData(index, pComboBox->currentText()); + } else if (editor->metaObject()->className() == "QSpinBox") { + QSpinBox* pSpinBox = static_cast(editor); + model->setData(index, pSpinBox->value()); + } else if (editor->metaObject()->className() == "QLineEdit") { + QLineEdit* pLineEdit = static_cast(editor); + model->setData(index, pLineEdit->text()); + } else if (editor->metaObject()->className() == "QLabel") { + QLabel* pLabel = static_cast(editor); + model->setData(index, pLabel->text()); + } + } } -void qsamplerDeviceParamTableEditBox::setContentFromEditor ( QWidget *pWidget ) +void DeviceParamDelegate::updateEditorGeometry(QWidget* editor, + const QStyleOptionViewItem &option, const QModelIndex &/* index */) const { - if (pWidget->inherits("QLineEdit")) - QTableItem::setText(((QLineEdit *) pWidget)->text()); - else - QTableItem::setContentFromEditor(pWidget); + if (editor) editor->setGeometry(option.rect); } - // end of qsamplerDevice.cpp -