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// qsamplerDevice.cpp |
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// |
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/**************************************************************************** |
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Copyright (C) 2004-2007, rncbc aka Rui Nuno Capela. All rights reserved. |
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Copyright (C) 2007, Christian Schoenebeck |
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|
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This program is free software; you can redistribute it and/or |
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modify it under the terms of the GNU General Public License |
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as published by the Free Software Foundation; either version 2 |
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of the License, or (at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License along |
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with this program; if not, write to the Free Software Foundation, Inc., |
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
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|
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*****************************************************************************/ |
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|
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#include "qsamplerAbout.h" |
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#include "qsamplerDevice.h" |
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|
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#include "qsamplerMainForm.h" |
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#include "qsamplerDeviceForm.h" |
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|
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#include <QCheckBox> |
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#include <QSpinBox> |
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#include <QLineEdit> |
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|
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|
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using namespace QSampler; |
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|
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//------------------------------------------------------------------------- |
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// qsamplerDeviceParam - MIDI/Audio Device parameter structure. |
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// |
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|
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// Constructors. |
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qsamplerDeviceParam::qsamplerDeviceParam ( lscp_param_info_t *pParamInfo, |
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const char *pszValue ) |
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{ |
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setParam(pParamInfo, pszValue); |
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} |
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|
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|
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// Default destructor. |
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qsamplerDeviceParam::~qsamplerDeviceParam (void) |
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{ |
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} |
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|
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|
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// Initializer. |
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void qsamplerDeviceParam::setParam ( lscp_param_info_t *pParamInfo, |
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const char *pszValue ) |
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{ |
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if (pParamInfo == NULL) |
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return; |
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|
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// Info structure field members. |
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|
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type = pParamInfo->type; |
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|
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if (pParamInfo->description) |
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description = pParamInfo->description; |
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else |
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description = QString::null; |
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|
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mandatory = (bool) pParamInfo->mandatory; |
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fix = (bool) pParamInfo->fix; |
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multiplicity = (bool) pParamInfo->multiplicity; |
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|
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depends.clear(); |
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for (int i = 0; pParamInfo->depends && pParamInfo->depends[i]; i++) |
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depends.append(pParamInfo->depends[i]); |
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|
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if (pParamInfo->defaultv) |
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defaultv = pParamInfo->defaultv; |
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else |
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defaultv = QString::null; |
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|
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if (pParamInfo->range_min) |
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range_min = pParamInfo->range_min; |
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else |
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range_min = QString::null; |
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|
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if (pParamInfo->range_max) |
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range_max = pParamInfo->range_max; |
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else |
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range_max = QString::null; |
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|
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possibilities.clear(); |
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for (int i = 0; pParamInfo->possibilities && pParamInfo->possibilities[i]; i++) |
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possibilities.append(pParamInfo->possibilities[i]); |
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|
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// The current parameter value. |
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if (pszValue) |
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value = pszValue; |
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else |
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value = QString::null; |
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} |
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|
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|
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//------------------------------------------------------------------------- |
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// qsamplerDevice - MIDI/Audio Device structure. |
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// |
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|
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// Constructor. |
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qsamplerDevice::qsamplerDevice ( qsamplerDeviceType deviceType, int iDeviceID ) |
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{ |
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// m_ports.setAutoDelete(true); |
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|
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setDevice(deviceType, iDeviceID); |
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} |
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|
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// Default destructor. |
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qsamplerDevice::~qsamplerDevice (void) |
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{ |
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qDeleteAll(m_ports); |
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m_ports.clear(); |
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} |
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|
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// Copy constructor. |
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qsamplerDevice::qsamplerDevice ( const qsamplerDevice& device ) |
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: m_params(device.m_params), m_ports(device.m_ports) |
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{ |
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m_iDeviceID = device.m_iDeviceID; |
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m_deviceType = device.m_deviceType; |
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m_sDeviceType = device.m_sDeviceType; |
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m_sDriverName = device.m_sDriverName; |
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m_sDeviceName = device.m_sDeviceName; |
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} |
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|
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|
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// Initializer. |
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void qsamplerDevice::setDevice ( qsamplerDeviceType deviceType, int iDeviceID ) |
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{ |
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MainForm *pMainForm = MainForm::getInstance(); |
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if (pMainForm == NULL) |
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return; |
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if (pMainForm->client() == NULL) |
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return; |
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|
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// Device id and type should be always set. |
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m_iDeviceID = iDeviceID; |
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m_deviceType = deviceType; |
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|
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// Reset device parameters and ports anyway. |
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m_params.clear(); |
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qDeleteAll(m_ports); |
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m_ports.clear(); |
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|
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// Retrieve device info, if any. |
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lscp_device_info_t *pDeviceInfo = NULL; |
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switch (deviceType) { |
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case qsamplerDevice::Audio: |
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m_sDeviceType = QObject::tr("Audio"); |
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if (m_iDeviceID >= 0 && (pDeviceInfo = ::lscp_get_audio_device_info( |
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pMainForm->client(), m_iDeviceID)) == NULL) |
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appendMessagesClient("lscp_get_audio_device_info"); |
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break; |
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case qsamplerDevice::Midi: |
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m_sDeviceType = QObject::tr("MIDI"); |
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if (m_iDeviceID >= 0 && (pDeviceInfo = ::lscp_get_midi_device_info( |
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pMainForm->client(), m_iDeviceID)) == NULL) |
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appendMessagesClient("lscp_get_midi_device_info"); |
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break; |
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case qsamplerDevice::None: |
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m_sDeviceType = QString::null; |
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break; |
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} |
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// If we're bogus, bail out... |
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if (pDeviceInfo == NULL) { |
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m_sDriverName = QString::null; |
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m_sDeviceName = QObject::tr("New %1 device").arg(m_sDeviceType); |
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return; |
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} |
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|
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// Other device properties... |
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m_sDriverName = pDeviceInfo->driver; |
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m_sDeviceName = m_sDriverName + ' ' |
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+ QObject::tr("Device %1").arg(m_iDeviceID); |
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|
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// Grab device parameters... |
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for (int i = 0; pDeviceInfo->params && pDeviceInfo->params[i].key; i++) { |
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const QString sParam = pDeviceInfo->params[i].key; |
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lscp_param_info_t *pParamInfo = NULL; |
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switch (deviceType) { |
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case qsamplerDevice::Audio: |
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if ((pParamInfo = ::lscp_get_audio_driver_param_info( |
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pMainForm->client(), m_sDriverName.toUtf8().constData(), |
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sParam.toUtf8().constData(), NULL)) == NULL) |
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appendMessagesClient("lscp_get_audio_driver_param_info"); |
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break; |
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case qsamplerDevice::Midi: |
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if ((pParamInfo = ::lscp_get_midi_driver_param_info( |
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pMainForm->client(), m_sDriverName.toUtf8().constData(), |
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sParam.toUtf8().constData(), NULL)) == NULL) |
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appendMessagesClient("lscp_get_midi_driver_param_info"); |
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break; |
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case qsamplerDevice::None: |
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break; |
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} |
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if (pParamInfo) { |
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m_params[sParam.toUpper()] = qsamplerDeviceParam(pParamInfo, |
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pDeviceInfo->params[i].value); |
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} |
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} |
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|
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// Refresh parameter dependencies... |
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refreshParams(); |
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// Set port/channel list... |
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refreshPorts(); |
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} |
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|
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|
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// Driver name initializer/settler. |
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void qsamplerDevice::setDriver ( const QString& sDriverName ) |
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{ |
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MainForm *pMainForm = MainForm::getInstance(); |
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if (pMainForm == NULL) |
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return; |
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if (pMainForm->client() == NULL) |
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return; |
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|
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// Valid only for scratch devices. |
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if (m_sDriverName == sDriverName) |
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return; |
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|
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// Reset device parameters and ports anyway. |
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m_params.clear(); |
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qDeleteAll(m_ports); |
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m_ports.clear(); |
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|
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// Retrieve driver info, if any. |
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lscp_driver_info_t *pDriverInfo = NULL; |
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switch (m_deviceType) { |
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case qsamplerDevice::Audio: |
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if ((pDriverInfo = ::lscp_get_audio_driver_info(pMainForm->client(), |
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sDriverName.toUtf8().constData())) == NULL) |
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appendMessagesClient("lscp_get_audio_driver_info"); |
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break; |
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case qsamplerDevice::Midi: |
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if ((pDriverInfo = ::lscp_get_midi_driver_info(pMainForm->client(), |
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sDriverName.toUtf8().constData())) == NULL) |
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appendMessagesClient("lscp_get_midi_driver_info"); |
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break; |
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case qsamplerDevice::None: |
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break; |
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} |
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|
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// If we're bogus, bail out... |
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if (pDriverInfo == NULL) |
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return; |
256 |
|
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// Remember device parameters... |
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m_sDriverName = sDriverName; |
259 |
|
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// Grab driver parameters... |
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for (int i = 0; pDriverInfo->parameters && pDriverInfo->parameters[i]; i++) { |
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const QString sParam = pDriverInfo->parameters[i]; |
263 |
lscp_param_info_t *pParamInfo = NULL; |
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switch (m_deviceType) { |
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case qsamplerDevice::Audio: |
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if ((pParamInfo = ::lscp_get_audio_driver_param_info( |
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pMainForm->client(), sDriverName.toUtf8().constData(), |
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sParam.toUtf8().constData(), NULL)) == NULL) |
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appendMessagesClient("lscp_get_audio_driver_param_info"); |
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break; |
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case qsamplerDevice::Midi: |
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if ((pParamInfo = ::lscp_get_midi_driver_param_info( |
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pMainForm->client(), sDriverName.toUtf8().constData(), |
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sParam.toUtf8().constData(), NULL)) == NULL) |
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appendMessagesClient("lscp_get_midi_driver_param_info"); |
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break; |
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case qsamplerDevice::None: |
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break; |
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} |
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if (pParamInfo) { |
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m_params[sParam.toUpper()] = qsamplerDeviceParam(pParamInfo, |
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pParamInfo->defaultv); |
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} |
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} |
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|
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// Refresh parameter dependencies... |
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refreshParams(); |
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// Set port/channel list... |
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refreshPorts(); |
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} |
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|
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|
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// Device property accessors. |
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int qsamplerDevice::deviceID (void) const |
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{ |
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return m_iDeviceID; |
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} |
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|
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qsamplerDevice::qsamplerDeviceType qsamplerDevice::deviceType (void) const |
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{ |
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return m_deviceType; |
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} |
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|
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const QString& qsamplerDevice::deviceTypeName (void) const |
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{ |
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return m_sDeviceType; |
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} |
308 |
|
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const QString& qsamplerDevice::driverName (void) const |
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{ |
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return m_sDriverName; |
312 |
} |
313 |
|
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// Special device name formatter. |
315 |
QString qsamplerDevice::deviceName (void) const |
316 |
{ |
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QString sPrefix; |
318 |
if (m_iDeviceID >= 0) |
319 |
sPrefix += m_sDeviceType + ' '; |
320 |
return sPrefix + m_sDeviceName; |
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} |
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|
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|
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// Set the proper device parameter value. |
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bool qsamplerDevice::setParam ( const QString& sParam, |
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const QString& sValue ) |
327 |
{ |
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MainForm *pMainForm = MainForm::getInstance(); |
329 |
if (pMainForm == NULL) |
330 |
return false; |
331 |
if (pMainForm->client() == NULL) |
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return false; |
333 |
|
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// Set proper device parameter. |
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m_params[sParam.toUpper()].value = sValue; |
336 |
|
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// If the device already exists, things get immediate... |
338 |
int iRefresh = 0; |
339 |
if (m_iDeviceID >= 0 && sValue != QString::null) { |
340 |
|
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// we need temporary byte arrrays with the final strings, because |
342 |
// i.e. QString::toUtf8() only returns a temporary object and the |
343 |
// C-style char* pointers for liblscp would immediately be invalidated |
344 |
QByteArray finalParamKey = sParam.toUtf8(); |
345 |
QByteArray finalParamVal = sValue.toUtf8(); |
346 |
|
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// Prepare parameter struct. |
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lscp_param_t param; |
349 |
param.key = (char *) finalParamKey.constData(); |
350 |
param.value = (char *) finalParamVal.constData(); |
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// Now it depends on the device type... |
352 |
lscp_status_t ret = LSCP_FAILED; |
353 |
switch (m_deviceType) { |
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case qsamplerDevice::Audio: |
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if (sParam == "CHANNELS") iRefresh++; |
356 |
if ((ret = ::lscp_set_audio_device_param(pMainForm->client(), |
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m_iDeviceID, ¶m)) != LSCP_OK) |
358 |
appendMessagesClient("lscp_set_audio_device_param"); |
359 |
break; |
360 |
case qsamplerDevice::Midi: |
361 |
if (sParam == "PORTS") iRefresh++; |
362 |
if ((ret = ::lscp_set_midi_device_param(pMainForm->client(), |
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m_iDeviceID, ¶m)) != LSCP_OK) |
364 |
appendMessagesClient("lscp_set_midi_device_param"); |
365 |
break; |
366 |
case qsamplerDevice::None: |
367 |
break; |
368 |
} |
369 |
// Show result. |
370 |
if (ret == LSCP_OK) { |
371 |
appendMessages(QString("%1: %2.").arg(sParam).arg(sValue)); |
372 |
// Special care for specific parameter changes... |
373 |
if (iRefresh > 0) |
374 |
iRefresh += refreshPorts(); |
375 |
iRefresh += refreshDepends(sParam); |
376 |
} else { |
377 |
// Oops... |
378 |
appendMessagesError( |
379 |
QObject::tr("Could not set device parameter value.\n\nSorry.")); |
380 |
} |
381 |
} |
382 |
|
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// Return whether we're need a view refresh. |
384 |
return (iRefresh > 0); |
385 |
} |
386 |
|
387 |
|
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// Device parameter accessor. |
389 |
const qsamplerDeviceParamMap& qsamplerDevice::params (void) const |
390 |
{ |
391 |
return m_params; |
392 |
} |
393 |
|
394 |
|
395 |
// Device port/channel list accessor. |
396 |
qsamplerDevicePortList& qsamplerDevice::ports (void) |
397 |
{ |
398 |
return m_ports; |
399 |
} |
400 |
|
401 |
|
402 |
// Create a new device, as a copy of this current one. |
403 |
bool qsamplerDevice::createDevice (void) |
404 |
{ |
405 |
MainForm *pMainForm = MainForm::getInstance(); |
406 |
if (pMainForm == NULL) |
407 |
return false; |
408 |
if (pMainForm->client() == NULL) |
409 |
return false; |
410 |
|
411 |
// we need temporary lists with the final strings, because i.e. |
412 |
// QString::toUtf8() only returns a temporary object and the |
413 |
// C-style char* pointers for liblscp would immediately be invalidated |
414 |
QList<QByteArray> finalKeys; |
415 |
QList<QByteArray> finalVals; |
416 |
|
417 |
qsamplerDeviceParamMap::ConstIterator iter; |
418 |
for (iter = m_params.begin(); iter != m_params.end(); ++iter) { |
419 |
if (iter.value().value == QString::null) continue; |
420 |
finalKeys.push_back(iter.key().toUtf8()); |
421 |
finalVals.push_back(iter.value().value.toUtf8()); |
422 |
} |
423 |
|
424 |
// yeah, we DO HAVE to do the two loops separately ! |
425 |
|
426 |
// Build the parameter list... |
427 |
lscp_param_t *pParams = new lscp_param_t [finalKeys.count() + 1]; |
428 |
int iParam; |
429 |
for (iParam = 0; iParam < finalKeys.count(); iParam++) { |
430 |
pParams[iParam].key = (char *) finalKeys[iParam].constData(); |
431 |
pParams[iParam].value = (char *) finalVals[iParam].constData(); |
432 |
} |
433 |
// Null terminated. |
434 |
pParams[iParam].key = NULL; |
435 |
pParams[iParam].value = NULL; |
436 |
|
437 |
// Now it depends on the device type... |
438 |
switch (m_deviceType) { |
439 |
case qsamplerDevice::Audio: |
440 |
if ((m_iDeviceID = ::lscp_create_audio_device(pMainForm->client(), |
441 |
m_sDriverName.toUtf8().constData(), pParams)) < 0) |
442 |
appendMessagesClient("lscp_create_audio_device"); |
443 |
break; |
444 |
case qsamplerDevice::Midi: |
445 |
if ((m_iDeviceID = ::lscp_create_midi_device(pMainForm->client(), |
446 |
m_sDriverName.toUtf8().constData(), pParams)) < 0) |
447 |
appendMessagesClient("lscp_create_midi_device"); |
448 |
break; |
449 |
case qsamplerDevice::None: |
450 |
break; |
451 |
} |
452 |
|
453 |
// Free used parameter array. |
454 |
delete pParams; |
455 |
|
456 |
// Show result. |
457 |
if (m_iDeviceID >= 0) { |
458 |
// Refresh our own stuff... |
459 |
setDevice(m_deviceType, m_iDeviceID); |
460 |
appendMessages(QObject::tr("created.")); |
461 |
} else { |
462 |
appendMessagesError(QObject::tr("Could not create device.\n\nSorry.")); |
463 |
} |
464 |
|
465 |
// Return whether we're a valid device... |
466 |
return (m_iDeviceID >= 0); |
467 |
} |
468 |
|
469 |
|
470 |
// Destroy existing device. |
471 |
bool qsamplerDevice::deleteDevice (void) |
472 |
{ |
473 |
MainForm *pMainForm = MainForm::getInstance(); |
474 |
if (pMainForm == NULL) |
475 |
return false; |
476 |
if (pMainForm->client() == NULL) |
477 |
return false; |
478 |
|
479 |
// Now it depends on the device type... |
480 |
lscp_status_t ret = LSCP_FAILED; |
481 |
switch (m_deviceType) { |
482 |
case qsamplerDevice::Audio: |
483 |
if ((ret = ::lscp_destroy_audio_device(pMainForm->client(), |
484 |
m_iDeviceID)) != LSCP_OK) |
485 |
appendMessagesClient("lscp_destroy_audio_device"); |
486 |
break; |
487 |
case qsamplerDevice::Midi: |
488 |
if ((ret = ::lscp_destroy_midi_device(pMainForm->client(), |
489 |
m_iDeviceID)) != LSCP_OK) |
490 |
appendMessagesClient("lscp_destroy_midi_device"); |
491 |
break; |
492 |
case qsamplerDevice::None: |
493 |
break; |
494 |
} |
495 |
|
496 |
// Show result. |
497 |
if (ret == LSCP_OK) { |
498 |
appendMessages(QObject::tr("deleted.")); |
499 |
m_iDeviceID = -1; |
500 |
} else { |
501 |
appendMessagesError(QObject::tr("Could not delete device.\n\nSorry.")); |
502 |
} |
503 |
|
504 |
// Return whether we've done it.. |
505 |
return (ret == LSCP_OK); |
506 |
} |
507 |
|
508 |
|
509 |
// Device parameter dependencies refreshner. |
510 |
int qsamplerDevice::refreshParams (void) |
511 |
{ |
512 |
// This should only make sense for scratch devices... |
513 |
if (m_iDeviceID >= 0) |
514 |
return 0; |
515 |
// Refresh all parameters that have dependencies... |
516 |
int iParams = 0; |
517 |
qsamplerDeviceParamMap::ConstIterator iter; |
518 |
for (iter = m_params.begin(); iter != m_params.end(); ++iter) |
519 |
iParams += refreshParam(iter.key()); |
520 |
// Return how many parameters have been refreshed... |
521 |
return iParams; |
522 |
} |
523 |
|
524 |
|
525 |
// Device port/channel list refreshner. |
526 |
int qsamplerDevice::refreshPorts (void) |
527 |
{ |
528 |
// This should only make sense for actual devices... |
529 |
if (m_iDeviceID < 0) |
530 |
return 0; |
531 |
// Port/channel count determination... |
532 |
int iPorts = 0; |
533 |
switch (m_deviceType) { |
534 |
case qsamplerDevice::Audio: |
535 |
iPorts = m_params["CHANNELS"].value.toInt(); |
536 |
break; |
537 |
case qsamplerDevice::Midi: |
538 |
iPorts = m_params["PORTS"].value.toInt(); |
539 |
break; |
540 |
case qsamplerDevice::None: |
541 |
break; |
542 |
} |
543 |
// Retrieve port/channel information... |
544 |
qDeleteAll(m_ports); |
545 |
m_ports.clear(); |
546 |
for (int iPort = 0; iPort < iPorts; iPort++) |
547 |
m_ports.append(new qsamplerDevicePort(*this, iPort)); |
548 |
// Return how many ports have been refreshed... |
549 |
return iPorts; |
550 |
} |
551 |
|
552 |
|
553 |
// Refresh/set dependencies given that some parameter has changed. |
554 |
int qsamplerDevice::refreshDepends ( const QString& sParam ) |
555 |
{ |
556 |
// This should only make sense for scratch devices... |
557 |
if (m_iDeviceID >= 0) |
558 |
return 0; |
559 |
// Refresh all parameters that depend on this one... |
560 |
int iDepends = 0; |
561 |
qsamplerDeviceParamMap::ConstIterator iter; |
562 |
for (iter = m_params.begin(); iter != m_params.end(); ++iter) { |
563 |
const QStringList& depends = iter.value().depends; |
564 |
if (depends.indexOf(sParam) >= 0) |
565 |
iDepends += refreshParam(iter.key()); |
566 |
} |
567 |
// Return how many dependencies have been refreshed... |
568 |
return iDepends; |
569 |
} |
570 |
|
571 |
|
572 |
// Refresh/set given parameter based on driver supplied dependencies. |
573 |
int qsamplerDevice::refreshParam ( const QString& sParam ) |
574 |
{ |
575 |
MainForm *pMainForm = MainForm::getInstance(); |
576 |
if (pMainForm == NULL) |
577 |
return 0; |
578 |
if (pMainForm->client() == NULL) |
579 |
return 0; |
580 |
|
581 |
// Check if we have dependencies... |
582 |
qsamplerDeviceParam& param = m_params[sParam.toUpper()]; |
583 |
if (param.depends.isEmpty()) |
584 |
return 0; |
585 |
|
586 |
int iRefresh = 0; |
587 |
|
588 |
// Build dependency list... |
589 |
lscp_param_t *pDepends = new lscp_param_t [param.depends.count() + 1]; |
590 |
int iDepend = 0; |
591 |
|
592 |
// we need temporary lists with the final strings, because i.e. |
593 |
// QString::toUtf8() only returns a temporary object and the |
594 |
// C-style char* pointers for liblscp would immediately be invalidated |
595 |
QList<QByteArray> finalKeys; |
596 |
QList<QByteArray> finalVals; |
597 |
for (int i = 0; i < param.depends.count(); i++) { |
598 |
const QString& sDepend = param.depends[i]; |
599 |
finalKeys.push_back(sDepend.toUtf8()); |
600 |
finalVals.push_back(m_params[sDepend.toUpper()].value.toUtf8()); |
601 |
} |
602 |
// yeah, we DO HAVE to do those two loops separately ! |
603 |
for (int i = 0; i < param.depends.count(); i++) { |
604 |
pDepends[iDepend].key = (char *) finalKeys[i].constData(); |
605 |
pDepends[iDepend].value = (char *) finalVals[i].constData(); |
606 |
++iDepend; |
607 |
} |
608 |
// Null terminated. |
609 |
pDepends[iDepend].key = NULL; |
610 |
pDepends[iDepend].value = NULL; |
611 |
|
612 |
// FIXME: Some parameter dependencies (e.g.ALSA CARD) |
613 |
// are blocking for no reason, causing potential timeout-crashes. |
614 |
// hopefully this gets mitigated if this dependency hell is only |
615 |
// carried out for scratch devices... |
616 |
|
617 |
// Retrieve some modern parameters... |
618 |
lscp_param_info_t *pParamInfo = NULL; |
619 |
switch (m_deviceType) { |
620 |
case qsamplerDevice::Audio: |
621 |
if ((pParamInfo = ::lscp_get_audio_driver_param_info( |
622 |
pMainForm->client(), m_sDriverName.toUtf8().constData(), |
623 |
sParam.toUtf8().constData(), pDepends)) == NULL) |
624 |
appendMessagesClient("lscp_get_audio_driver_param_info"); |
625 |
break; |
626 |
case qsamplerDevice::Midi: |
627 |
if ((pParamInfo = ::lscp_get_midi_driver_param_info( |
628 |
pMainForm->client(), m_sDriverName.toUtf8().constData(), |
629 |
sParam.toUtf8().constData(), pDepends)) == NULL) |
630 |
appendMessagesClient("lscp_get_midi_driver_param_info"); |
631 |
break; |
632 |
case qsamplerDevice::None: |
633 |
break; |
634 |
} |
635 |
if (pParamInfo) { |
636 |
param = qsamplerDeviceParam(pParamInfo, |
637 |
param.value.isEmpty() ? NULL : param.value.toUtf8().constData()); |
638 |
iRefresh++; |
639 |
} |
640 |
|
641 |
// Free used parameter array. |
642 |
delete pDepends; |
643 |
|
644 |
// Return whether the parameters has been changed... |
645 |
return iRefresh; |
646 |
} |
647 |
|
648 |
|
649 |
// Redirected messages output methods. |
650 |
void qsamplerDevice::appendMessages( const QString& s ) const |
651 |
{ |
652 |
MainForm *pMainForm = MainForm::getInstance(); |
653 |
if (pMainForm) |
654 |
pMainForm->appendMessages(deviceName() + ' ' + s); |
655 |
} |
656 |
|
657 |
void qsamplerDevice::appendMessagesColor( const QString& s, |
658 |
const QString& c ) const |
659 |
{ |
660 |
MainForm *pMainForm = MainForm::getInstance(); |
661 |
if (pMainForm) |
662 |
pMainForm->appendMessagesColor(deviceName() + ' ' + s, c); |
663 |
} |
664 |
|
665 |
void qsamplerDevice::appendMessagesText( const QString& s ) const |
666 |
{ |
667 |
MainForm *pMainForm = MainForm::getInstance(); |
668 |
if (pMainForm) |
669 |
pMainForm->appendMessagesText(deviceName() + ' ' + s); |
670 |
} |
671 |
|
672 |
void qsamplerDevice::appendMessagesError( const QString& s ) const |
673 |
{ |
674 |
MainForm *pMainForm = MainForm::getInstance(); |
675 |
if (pMainForm) |
676 |
pMainForm->appendMessagesError(deviceName() + "\n\n" + s); |
677 |
} |
678 |
|
679 |
void qsamplerDevice::appendMessagesClient( const QString& s ) const |
680 |
{ |
681 |
MainForm *pMainForm = MainForm::getInstance(); |
682 |
if (pMainForm) |
683 |
pMainForm->appendMessagesClient(deviceName() + ' ' + s); |
684 |
} |
685 |
|
686 |
|
687 |
// Device ids enumerator. |
688 |
int *qsamplerDevice::getDevices ( lscp_client_t *pClient, |
689 |
qsamplerDeviceType deviceType ) |
690 |
{ |
691 |
int *piDeviceIDs = NULL; |
692 |
switch (deviceType) { |
693 |
case qsamplerDevice::Audio: |
694 |
piDeviceIDs = ::lscp_list_audio_devices(pClient); |
695 |
break; |
696 |
case qsamplerDevice::Midi: |
697 |
piDeviceIDs = ::lscp_list_midi_devices(pClient); |
698 |
break; |
699 |
case qsamplerDevice::None: |
700 |
break; |
701 |
} |
702 |
return piDeviceIDs; |
703 |
} |
704 |
|
705 |
|
706 |
// Driver names enumerator. |
707 |
QStringList qsamplerDevice::getDrivers ( lscp_client_t *pClient, |
708 |
qsamplerDeviceType deviceType ) |
709 |
{ |
710 |
QStringList drivers; |
711 |
|
712 |
const char **ppszDrivers = NULL; |
713 |
switch (deviceType) { |
714 |
case qsamplerDevice::Audio: |
715 |
ppszDrivers = ::lscp_list_available_audio_drivers(pClient); |
716 |
break; |
717 |
case qsamplerDevice::Midi: |
718 |
ppszDrivers = ::lscp_list_available_midi_drivers(pClient); |
719 |
break; |
720 |
case qsamplerDevice::None: |
721 |
break; |
722 |
} |
723 |
|
724 |
for (int iDriver = 0; ppszDrivers && ppszDrivers[iDriver]; iDriver++) |
725 |
drivers.append(ppszDrivers[iDriver]); |
726 |
|
727 |
return drivers; |
728 |
} |
729 |
|
730 |
|
731 |
//------------------------------------------------------------------------- |
732 |
// qsamplerDevicePort - MIDI/Audio Device port/channel structure. |
733 |
// |
734 |
|
735 |
// Constructor. |
736 |
qsamplerDevicePort::qsamplerDevicePort ( qsamplerDevice& device, |
737 |
int iPortID ) : m_device(device) |
738 |
{ |
739 |
setDevicePort(iPortID); |
740 |
} |
741 |
|
742 |
// Default destructor. |
743 |
qsamplerDevicePort::~qsamplerDevicePort (void) |
744 |
{ |
745 |
} |
746 |
|
747 |
|
748 |
// Initializer. |
749 |
void qsamplerDevicePort::setDevicePort ( int iPortID ) |
750 |
{ |
751 |
MainForm *pMainForm = MainForm::getInstance(); |
752 |
if (pMainForm == NULL) |
753 |
return; |
754 |
if (pMainForm->client() == NULL) |
755 |
return; |
756 |
|
757 |
// Device port id should be always set. |
758 |
m_iPortID = iPortID; |
759 |
|
760 |
// Reset port parameters anyway. |
761 |
m_params.clear(); |
762 |
|
763 |
// Retrieve device port/channel info, if any. |
764 |
lscp_device_port_info_t *pPortInfo = NULL; |
765 |
switch (m_device.deviceType()) { |
766 |
case qsamplerDevice::Audio: |
767 |
if ((pPortInfo = ::lscp_get_audio_channel_info(pMainForm->client(), |
768 |
m_device.deviceID(), m_iPortID)) == NULL) |
769 |
m_device.appendMessagesClient("lscp_get_audio_channel_info"); |
770 |
break; |
771 |
case qsamplerDevice::Midi: |
772 |
if ((pPortInfo = ::lscp_get_midi_port_info(pMainForm->client(), |
773 |
m_device.deviceID(), m_iPortID)) == NULL) |
774 |
m_device.appendMessagesClient("lscp_get_midi_port_info"); |
775 |
break; |
776 |
case qsamplerDevice::None: |
777 |
break; |
778 |
} |
779 |
|
780 |
// If we're bogus, bail out... |
781 |
if (pPortInfo == NULL) { |
782 |
m_sPortName = QString::null; |
783 |
return; |
784 |
} |
785 |
|
786 |
// Set device port/channel properties... |
787 |
m_sPortName = pPortInfo->name; |
788 |
|
789 |
// Grab device port/channel parameters... |
790 |
m_params.clear(); |
791 |
for (int i = 0; pPortInfo->params && pPortInfo->params[i].key; i++) { |
792 |
const QString sParam = pPortInfo->params[i].key; |
793 |
lscp_param_info_t *pParamInfo = NULL; |
794 |
switch (m_device.deviceType()) { |
795 |
case qsamplerDevice::Audio: |
796 |
if ((pParamInfo = ::lscp_get_audio_channel_param_info( |
797 |
pMainForm->client(), m_device.deviceID(), |
798 |
m_iPortID, sParam.toUtf8().constData())) == NULL) |
799 |
m_device.appendMessagesClient("lscp_get_audio_channel_param_info"); |
800 |
break; |
801 |
case qsamplerDevice::Midi: |
802 |
if ((pParamInfo = ::lscp_get_midi_port_param_info( |
803 |
pMainForm->client(), m_device.deviceID(), |
804 |
m_iPortID, sParam.toUtf8().constData())) == NULL) |
805 |
m_device.appendMessagesClient("lscp_get_midi_port_param_info"); |
806 |
break; |
807 |
case qsamplerDevice::None: |
808 |
break; |
809 |
} |
810 |
if (pParamInfo) { |
811 |
m_params[sParam.toUpper()] = qsamplerDeviceParam(pParamInfo, |
812 |
pPortInfo->params[i].value); |
813 |
} |
814 |
} |
815 |
} |
816 |
|
817 |
|
818 |
// Device port/channel property accessors. |
819 |
int qsamplerDevicePort::portID (void) const |
820 |
{ |
821 |
return m_iPortID; |
822 |
} |
823 |
|
824 |
const QString& qsamplerDevicePort::portName (void) const |
825 |
{ |
826 |
return m_sPortName; |
827 |
} |
828 |
|
829 |
// Device port/channel parameter accessor. |
830 |
const qsamplerDeviceParamMap& qsamplerDevicePort::params (void) const |
831 |
{ |
832 |
return m_params; |
833 |
} |
834 |
|
835 |
|
836 |
// Set the proper device port/channel parameter value. |
837 |
bool qsamplerDevicePort::setParam ( const QString& sParam, |
838 |
const QString& sValue ) |
839 |
{ |
840 |
MainForm *pMainForm = MainForm::getInstance(); |
841 |
if (pMainForm == NULL) |
842 |
return false; |
843 |
if (pMainForm->client() == NULL) |
844 |
return false; |
845 |
|
846 |
// Set proper port/channel parameter. |
847 |
m_params[sParam.toUpper()].value = sValue; |
848 |
|
849 |
// If the device already exists, things get immediate... |
850 |
int iRefresh = 0; |
851 |
if (m_device.deviceID() >= 0 && m_iPortID >= 0) { |
852 |
|
853 |
// we need temporary byte arrrays with the final strings, because |
854 |
// i.e. QString::toUtf8() only returns a temporary object and the |
855 |
// C-style char* pointers for liblscp would immediately be invalidated |
856 |
QByteArray finalParamKey = sParam.toUtf8(); |
857 |
QByteArray finalParamVal = sValue.toUtf8(); |
858 |
|
859 |
// Prepare parameter struct. |
860 |
lscp_param_t param; |
861 |
param.key = (char *) finalParamKey.constData(); |
862 |
param.value = (char *) finalParamVal.constData(); |
863 |
// Now it depends on the device type... |
864 |
lscp_status_t ret = LSCP_FAILED; |
865 |
switch (m_device.deviceType()) { |
866 |
case qsamplerDevice::Audio: |
867 |
if ((ret = ::lscp_set_audio_channel_param(pMainForm->client(), |
868 |
m_device.deviceID(), m_iPortID, ¶m)) != LSCP_OK) |
869 |
m_device.appendMessagesClient("lscp_set_audio_channel_param"); |
870 |
break; |
871 |
case qsamplerDevice::Midi: |
872 |
if ((ret = ::lscp_set_midi_port_param(pMainForm->client(), |
873 |
m_device.deviceID(), m_iPortID, ¶m)) != LSCP_OK) |
874 |
m_device.appendMessagesClient("lscp_set_midi_port_param"); |
875 |
break; |
876 |
case qsamplerDevice::None: |
877 |
break; |
878 |
} |
879 |
// Show result. |
880 |
if (ret == LSCP_OK) { |
881 |
m_device.appendMessages(m_sPortName |
882 |
+ ' ' + QString("%1: %2.").arg(sParam).arg(sValue)); |
883 |
iRefresh++; |
884 |
} else { |
885 |
m_device.appendMessagesError( |
886 |
QObject::tr("Could not set %1 parameter value.\n\n" |
887 |
"Sorry.").arg(m_sPortName)); |
888 |
} |
889 |
} |
890 |
|
891 |
// Return whether we're need a view refresh. |
892 |
return (iRefresh > 0); |
893 |
} |
894 |
|
895 |
|
896 |
//------------------------------------------------------------------------- |
897 |
// qsamplerDeviceItem - QTreeWidget device item. |
898 |
// |
899 |
|
900 |
// Constructors. |
901 |
qsamplerDeviceItem::qsamplerDeviceItem ( QTreeWidget* pTreeWidget, |
902 |
qsamplerDevice::qsamplerDeviceType deviceType ) |
903 |
: QTreeWidgetItem(pTreeWidget, QSAMPLER_DEVICE_ITEM), |
904 |
m_device(deviceType) |
905 |
{ |
906 |
switch(m_device.deviceType()) { |
907 |
case qsamplerDevice::Audio: |
908 |
setIcon(0, QPixmap(":/icons/audio1.png")); |
909 |
setText(0, QObject::tr("Audio Devices")); |
910 |
break; |
911 |
case qsamplerDevice::Midi: |
912 |
setIcon(0, QPixmap(":/icons/midi1.png")); |
913 |
setText(0, QObject::tr("MIDI Devices")); |
914 |
break; |
915 |
case qsamplerDevice::None: |
916 |
break; |
917 |
} |
918 |
} |
919 |
|
920 |
qsamplerDeviceItem::qsamplerDeviceItem ( QTreeWidgetItem* pItem, |
921 |
qsamplerDevice::qsamplerDeviceType deviceType, |
922 |
int iDeviceID ) |
923 |
: QTreeWidgetItem(pItem, QSAMPLER_DEVICE_ITEM), |
924 |
m_device(deviceType, iDeviceID) |
925 |
{ |
926 |
switch(m_device.deviceType()) { |
927 |
case qsamplerDevice::Audio: |
928 |
setIcon(0, QPixmap(":/icons/audio2.png")); |
929 |
break; |
930 |
case qsamplerDevice::Midi: |
931 |
setIcon(0, QPixmap(":/icons/midi2.png")); |
932 |
break; |
933 |
case qsamplerDevice::None: |
934 |
break; |
935 |
} |
936 |
|
937 |
setText(0, m_device.deviceName()); |
938 |
} |
939 |
|
940 |
// Default destructor. |
941 |
qsamplerDeviceItem::~qsamplerDeviceItem () |
942 |
{ |
943 |
} |
944 |
|
945 |
// Instance accessors. |
946 |
qsamplerDevice& qsamplerDeviceItem::device () |
947 |
{ |
948 |
return m_device; |
949 |
} |
950 |
|
951 |
|
952 |
//------------------------------------------------------------------------- |
953 |
// AbstractDeviceParamModel - data model base class for device parameters |
954 |
// |
955 |
|
956 |
AbstractDeviceParamModel::AbstractDeviceParamModel(QObject* parent) : QAbstractTableModel(parent), bEditable(false) { |
957 |
params = NULL; |
958 |
} |
959 |
|
960 |
int AbstractDeviceParamModel::rowCount(const QModelIndex& /*parent*/) const { |
961 |
//std::cout << "model size=" << params.size() << "\n" << std::flush; |
962 |
return (params) ? params->size() : 0; |
963 |
} |
964 |
|
965 |
int AbstractDeviceParamModel::columnCount(const QModelIndex& /*parent*/) const { |
966 |
return 3; |
967 |
} |
968 |
|
969 |
Qt::ItemFlags AbstractDeviceParamModel::flags(const QModelIndex& /*index*/) const { |
970 |
return Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled; |
971 |
} |
972 |
|
973 |
QVariant AbstractDeviceParamModel::headerData(int section, Qt::Orientation orientation, int role) const { |
974 |
if (role != Qt::DisplayRole) return QVariant(); |
975 |
|
976 |
if (orientation == Qt::Horizontal) { |
977 |
switch (section) { |
978 |
case 0: return tr("Parameter"); |
979 |
case 1: return tr("Value"); |
980 |
case 2: return tr("Description"); |
981 |
default: return QVariant(); |
982 |
} |
983 |
} |
984 |
|
985 |
return QVariant(); |
986 |
} |
987 |
|
988 |
void AbstractDeviceParamModel::refresh(const qsamplerDeviceParamMap* params, bool bEditable) { |
989 |
this->params = params; |
990 |
this->bEditable = bEditable; |
991 |
// inform the outer world (QTableView) that our data changed |
992 |
QAbstractTableModel::reset(); |
993 |
} |
994 |
|
995 |
void AbstractDeviceParamModel::clear() { |
996 |
params = NULL; |
997 |
// inform the outer world (QTableView) that our data changed |
998 |
QAbstractTableModel::reset(); |
999 |
} |
1000 |
|
1001 |
|
1002 |
//------------------------------------------------------------------------- |
1003 |
// DeviceParamModel - data model for device parameters (used for QTableView) |
1004 |
// |
1005 |
|
1006 |
DeviceParamModel::DeviceParamModel(QObject* parent) : AbstractDeviceParamModel(parent) { |
1007 |
device = NULL; |
1008 |
} |
1009 |
|
1010 |
QVariant DeviceParamModel::data(const QModelIndex &index, int role) const { |
1011 |
if (!index.isValid()) { |
1012 |
//std::cout << "inavlid device model index\n" << std::flush; |
1013 |
return QVariant(); |
1014 |
} |
1015 |
if (role != Qt::DisplayRole) { |
1016 |
//std::cout << "inavlid display role\n" << std::flush; |
1017 |
return QVariant(); |
1018 |
} |
1019 |
|
1020 |
DeviceParameterRow item; |
1021 |
item.name = params->keys()[index.row()]; |
1022 |
item.param = (*params)[item.name]; |
1023 |
item.alive = device != NULL && device->deviceID() >= 0; |
1024 |
|
1025 |
return QVariant::fromValue(item); |
1026 |
} |
1027 |
|
1028 |
bool DeviceParamModel::setData(const QModelIndex& index, const QVariant& value, int /*role*/) { |
1029 |
if (!index.isValid()) { |
1030 |
return false; |
1031 |
} |
1032 |
QString key = params->keys()[index.row()]; |
1033 |
//params[key].value = value.toString(); |
1034 |
device->setParam(key, value.toString()); |
1035 |
emit dataChanged(index, index); |
1036 |
return true; |
1037 |
} |
1038 |
|
1039 |
void DeviceParamModel::refresh(qsamplerDevice* pDevice, bool bEditable) { |
1040 |
device = pDevice; |
1041 |
AbstractDeviceParamModel::refresh(&pDevice->params(), bEditable); |
1042 |
} |
1043 |
|
1044 |
void DeviceParamModel::clear() { |
1045 |
AbstractDeviceParamModel::clear(); |
1046 |
device = NULL; |
1047 |
} |
1048 |
|
1049 |
|
1050 |
//------------------------------------------------------------------------- |
1051 |
// PortParamModel - data model for port parameters (used for QTableView) |
1052 |
// |
1053 |
|
1054 |
PortParamModel::PortParamModel(QObject* parent) : AbstractDeviceParamModel(parent) { |
1055 |
port = NULL; |
1056 |
} |
1057 |
|
1058 |
QVariant PortParamModel::data(const QModelIndex &index, int role) const { |
1059 |
if (!index.isValid()) { |
1060 |
//std::cout << "inavlid device model index\n" << std::flush; |
1061 |
return QVariant(); |
1062 |
} |
1063 |
if (role != Qt::DisplayRole) { |
1064 |
//std::cout << "inavlid display role\n" << std::flush; |
1065 |
return QVariant(); |
1066 |
} |
1067 |
|
1068 |
DeviceParameterRow item; |
1069 |
item.name = params->keys()[index.row()]; |
1070 |
item.param = (*params)[item.name]; |
1071 |
item.alive = port != NULL && port->portID() >= 0; |
1072 |
|
1073 |
return QVariant::fromValue(item); |
1074 |
} |
1075 |
|
1076 |
bool PortParamModel::setData(const QModelIndex& index, const QVariant& value, int /*role*/) { |
1077 |
if (!index.isValid()) { |
1078 |
return false; |
1079 |
} |
1080 |
QString key = params->keys()[index.row()]; |
1081 |
//params[key].value = value.toString(); |
1082 |
port->setParam(key, value.toString()); |
1083 |
emit dataChanged(index, index); |
1084 |
return true; |
1085 |
} |
1086 |
|
1087 |
void PortParamModel::refresh(qsamplerDevicePort* pPort, bool bEditable) { |
1088 |
port = pPort; |
1089 |
AbstractDeviceParamModel::refresh(&pPort->params(), bEditable); |
1090 |
} |
1091 |
|
1092 |
void PortParamModel::clear() { |
1093 |
AbstractDeviceParamModel::clear(); |
1094 |
port = NULL; |
1095 |
} |
1096 |
|
1097 |
|
1098 |
//------------------------------------------------------------------------- |
1099 |
// DeviceParamDelegate - table cell renderer for device/port parameters |
1100 |
// |
1101 |
|
1102 |
DeviceParamDelegate::DeviceParamDelegate(QObject *parent) : QItemDelegate(parent) { |
1103 |
} |
1104 |
|
1105 |
QWidget* DeviceParamDelegate::createEditor(QWidget *parent, |
1106 |
const QStyleOptionViewItem &/* option */, |
1107 |
const QModelIndex& index) const |
1108 |
{ |
1109 |
if (!index.isValid()) { |
1110 |
return NULL; |
1111 |
} |
1112 |
|
1113 |
DeviceParameterRow r = index.model()->data(index, Qt::DisplayRole).value<DeviceParameterRow>(); |
1114 |
|
1115 |
const bool bEnabled = (r.alive) ? !r.param.fix : true; |
1116 |
|
1117 |
QString val = (r.alive) ? r.param.value : r.param.defaultv; |
1118 |
|
1119 |
switch (index.column()) { |
1120 |
case 0: |
1121 |
return new QLabel(r.name, parent); |
1122 |
case 1: { |
1123 |
if (r.param.type == LSCP_TYPE_BOOL) { |
1124 |
QCheckBox* pCheckBox = new QCheckBox(parent); |
1125 |
if (val != QString::null) |
1126 |
pCheckBox->setChecked(val.toLower() == "true"); |
1127 |
pCheckBox->setEnabled(bEnabled); |
1128 |
return pCheckBox; |
1129 |
} else if (r.param.possibilities.count() > 0) { |
1130 |
QStringList opts = r.param.possibilities; |
1131 |
if (r.param.multiplicity) |
1132 |
opts.prepend(tr("(none)")); |
1133 |
QComboBox* pComboBox = new QComboBox(parent); |
1134 |
pComboBox->addItems(opts); |
1135 |
if (r.param.value.isEmpty()) |
1136 |
pComboBox->setCurrentIndex(0); |
1137 |
else |
1138 |
pComboBox->setCurrentIndex(pComboBox->findText(val)); |
1139 |
pComboBox->setEnabled(bEnabled); |
1140 |
return pComboBox; |
1141 |
} else if (r.param.type == LSCP_TYPE_INT && bEnabled) { |
1142 |
QSpinBox* pSpinBox = new QSpinBox(parent); |
1143 |
pSpinBox->setMinimum( |
1144 |
(!r.param.range_min.isEmpty()) ? |
1145 |
r.param.range_min.toInt() : 0 // or better a negative default min value ? |
1146 |
); |
1147 |
pSpinBox->setMaximum( |
1148 |
(!r.param.range_max.isEmpty()) ? |
1149 |
r.param.range_max.toInt() : (1 << 16) // or better a nigher default max value ? |
1150 |
); |
1151 |
pSpinBox->setValue(val.toInt()); |
1152 |
return pSpinBox; |
1153 |
} else if (bEnabled) { |
1154 |
QLineEdit* pLineEdit = new QLineEdit(val, parent); |
1155 |
return pLineEdit; |
1156 |
} else { |
1157 |
QLabel* pLabel = new QLabel(val, parent); |
1158 |
return pLabel; |
1159 |
} |
1160 |
} |
1161 |
case 2: |
1162 |
return new QLabel(r.param.description, parent); |
1163 |
default: |
1164 |
return NULL; |
1165 |
} |
1166 |
} |
1167 |
|
1168 |
void DeviceParamDelegate::setEditorData(QWidget* /*editor*/, const QModelIndex& /*index*/) const { |
1169 |
// unused, since we set the editor data already in createEditor() |
1170 |
} |
1171 |
|
1172 |
void DeviceParamDelegate::setModelData(QWidget* editor, QAbstractItemModel* model, const QModelIndex& index) const { |
1173 |
if (index.column() == 1) { |
1174 |
DeviceParameterRow r = index.model()->data(index, Qt::DisplayRole).value<DeviceParameterRow>(); |
1175 |
if (editor->metaObject()->className() == "QCheckBox") { |
1176 |
QCheckBox* pCheckBox = static_cast<QCheckBox*>(editor); |
1177 |
model->setData(index, QVariant(pCheckBox->checkState() == Qt::Checked)); |
1178 |
} else if (editor->metaObject()->className() == "QComboBox") { |
1179 |
QComboBox* pComboBox = static_cast<QComboBox*>(editor); |
1180 |
model->setData(index, pComboBox->currentText()); |
1181 |
} else if (editor->metaObject()->className() == "QSpinBox") { |
1182 |
QSpinBox* pSpinBox = static_cast<QSpinBox*>(editor); |
1183 |
model->setData(index, pSpinBox->value()); |
1184 |
} else if (editor->metaObject()->className() == "QLineEdit") { |
1185 |
QLineEdit* pLineEdit = static_cast<QLineEdit*>(editor); |
1186 |
model->setData(index, pLineEdit->text()); |
1187 |
} else if (editor->metaObject()->className() == "QLabel") { |
1188 |
QLabel* pLabel = static_cast<QLabel*>(editor); |
1189 |
model->setData(index, pLabel->text()); |
1190 |
} |
1191 |
} |
1192 |
} |
1193 |
|
1194 |
void DeviceParamDelegate::updateEditorGeometry(QWidget* editor, |
1195 |
const QStyleOptionViewItem &option, const QModelIndex &/* index */) const |
1196 |
{ |
1197 |
if (editor) editor->setGeometry(option.rect); |
1198 |
} |
1199 |
|
1200 |
// end of qsamplerDevice.cpp |