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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 <qspinbox.h> |
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#include <qlineedit.h> |
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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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} |
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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(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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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(pMainForm->client(), |
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m_sDriverName.latin1(), sParam.latin1(), 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(pMainForm->client(), |
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m_sDriverName.latin1(), sParam.latin1(), 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.upper()] = 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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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.latin1())) == 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.latin1())) == 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; |
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|
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// Remember device parameters... |
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m_sDriverName = sDriverName; |
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|
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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]; |
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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(pMainForm->client(), |
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sDriverName.latin1(), sParam.latin1(), NULL)) == NULL) |
260 |
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(pMainForm->client(), |
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sDriverName.latin1(), sParam.latin1(), 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.upper()] = 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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} |
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|
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const QString& qsamplerDevice::driverName (void) const |
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{ |
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return m_sDriverName; |
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} |
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|
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// Special device name formatter. |
305 |
QString qsamplerDevice::deviceName (void) const |
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{ |
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QString sPrefix; |
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if (m_iDeviceID >= 0) |
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sPrefix += m_sDeviceType + ' '; |
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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. |
315 |
bool qsamplerDevice::setParam ( const QString& sParam, |
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const QString& sValue ) |
317 |
{ |
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MainForm *pMainForm = MainForm::getInstance(); |
319 |
if (pMainForm == NULL) |
320 |
return false; |
321 |
if (pMainForm->client() == NULL) |
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return false; |
323 |
|
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// Set proper device parameter. |
325 |
m_params[sParam.upper()].value = sValue; |
326 |
|
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// If the device already exists, things get immediate... |
328 |
int iRefresh = 0; |
329 |
if (m_iDeviceID >= 0 && sValue != QString::null) { |
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// Prepare parameter struct. |
331 |
lscp_param_t param; |
332 |
param.key = (char *) sParam.latin1(); |
333 |
param.value = (char *) sValue.latin1(); |
334 |
// Now it depends on the device type... |
335 |
lscp_status_t ret = LSCP_FAILED; |
336 |
switch (m_deviceType) { |
337 |
case qsamplerDevice::Audio: |
338 |
if (sParam == "CHANNELS") iRefresh++; |
339 |
if ((ret = ::lscp_set_audio_device_param(pMainForm->client(), |
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m_iDeviceID, ¶m)) != LSCP_OK) |
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appendMessagesClient("lscp_set_audio_device_param"); |
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break; |
343 |
case qsamplerDevice::Midi: |
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if (sParam == "PORTS") iRefresh++; |
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if ((ret = ::lscp_set_midi_device_param(pMainForm->client(), |
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m_iDeviceID, ¶m)) != LSCP_OK) |
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appendMessagesClient("lscp_set_midi_device_param"); |
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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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// Show result. |
353 |
if (ret == LSCP_OK) { |
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appendMessages(QString("%1: %2.").arg(sParam).arg(sValue)); |
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// Special care for specific parameter changes... |
356 |
if (iRefresh > 0) |
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iRefresh += refreshPorts(); |
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iRefresh += refreshDepends(sParam); |
359 |
} else { |
360 |
// Oops... |
361 |
appendMessagesError( |
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QObject::tr("Could not set device parameter value.\n\nSorry.")); |
363 |
} |
364 |
} |
365 |
|
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// Return whether we're need a view refresh. |
367 |
return (iRefresh > 0); |
368 |
} |
369 |
|
370 |
|
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// Device parameter accessor. |
372 |
const qsamplerDeviceParamMap& qsamplerDevice::params (void) const |
373 |
{ |
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return m_params; |
375 |
} |
376 |
|
377 |
|
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// Device port/channel list accessor. |
379 |
qsamplerDevicePortList& qsamplerDevice::ports (void) |
380 |
{ |
381 |
return m_ports; |
382 |
} |
383 |
|
384 |
|
385 |
// Create a new device, as a copy of this current one. |
386 |
bool qsamplerDevice::createDevice (void) |
387 |
{ |
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MainForm *pMainForm = MainForm::getInstance(); |
389 |
if (pMainForm == NULL) |
390 |
return false; |
391 |
if (pMainForm->client() == NULL) |
392 |
return false; |
393 |
|
394 |
// Build the parameter list... |
395 |
lscp_param_t *pParams = new lscp_param_t [m_params.count() + 1]; |
396 |
int iParam = 0; |
397 |
qsamplerDeviceParamMap::ConstIterator iter; |
398 |
for (iter = m_params.begin(); iter != m_params.end(); ++iter) { |
399 |
if (iter.data().value == QString::null) continue; |
400 |
pParams[iParam].key = (char *) iter.key().latin1(); |
401 |
pParams[iParam].value = (char *) iter.data().value.latin1(); |
402 |
++iParam; |
403 |
} |
404 |
// Null terminated. |
405 |
pParams[iParam].key = NULL; |
406 |
pParams[iParam].value = NULL; |
407 |
|
408 |
// Now it depends on the device type... |
409 |
switch (m_deviceType) { |
410 |
case qsamplerDevice::Audio: |
411 |
if ((m_iDeviceID = ::lscp_create_audio_device(pMainForm->client(), |
412 |
m_sDriverName.latin1(), pParams)) < 0) |
413 |
appendMessagesClient("lscp_create_audio_device"); |
414 |
break; |
415 |
case qsamplerDevice::Midi: |
416 |
if ((m_iDeviceID = ::lscp_create_midi_device(pMainForm->client(), |
417 |
m_sDriverName.latin1(), pParams)) < 0) |
418 |
appendMessagesClient("lscp_create_midi_device"); |
419 |
break; |
420 |
case qsamplerDevice::None: |
421 |
break; |
422 |
} |
423 |
|
424 |
// Free used parameter array. |
425 |
delete pParams; |
426 |
|
427 |
// Show result. |
428 |
if (m_iDeviceID >= 0) { |
429 |
// Refresh our own stuff... |
430 |
setDevice(m_deviceType, m_iDeviceID); |
431 |
appendMessages(QObject::tr("created.")); |
432 |
} else { |
433 |
appendMessagesError(QObject::tr("Could not create device.\n\nSorry.")); |
434 |
} |
435 |
|
436 |
// Return whether we're a valid device... |
437 |
return (m_iDeviceID >= 0); |
438 |
} |
439 |
|
440 |
|
441 |
// Destroy existing device. |
442 |
bool qsamplerDevice::deleteDevice (void) |
443 |
{ |
444 |
MainForm *pMainForm = MainForm::getInstance(); |
445 |
if (pMainForm == NULL) |
446 |
return false; |
447 |
if (pMainForm->client() == NULL) |
448 |
return false; |
449 |
|
450 |
// Now it depends on the device type... |
451 |
lscp_status_t ret = LSCP_FAILED; |
452 |
switch (m_deviceType) { |
453 |
case qsamplerDevice::Audio: |
454 |
if ((ret = ::lscp_destroy_audio_device(pMainForm->client(), |
455 |
m_iDeviceID)) != LSCP_OK) |
456 |
appendMessagesClient("lscp_destroy_audio_device"); |
457 |
break; |
458 |
case qsamplerDevice::Midi: |
459 |
if ((ret = ::lscp_destroy_midi_device(pMainForm->client(), |
460 |
m_iDeviceID)) != LSCP_OK) |
461 |
appendMessagesClient("lscp_destroy_midi_device"); |
462 |
break; |
463 |
case qsamplerDevice::None: |
464 |
break; |
465 |
} |
466 |
|
467 |
// Show result. |
468 |
if (ret == LSCP_OK) { |
469 |
appendMessages(QObject::tr("deleted.")); |
470 |
m_iDeviceID = -1; |
471 |
} else { |
472 |
appendMessagesError(QObject::tr("Could not delete device.\n\nSorry.")); |
473 |
} |
474 |
|
475 |
// Return whether we've done it.. |
476 |
return (ret == LSCP_OK); |
477 |
} |
478 |
|
479 |
|
480 |
// Device parameter dependencies refreshner. |
481 |
int qsamplerDevice::refreshParams (void) |
482 |
{ |
483 |
// This should only make sense for scratch devices... |
484 |
if (m_iDeviceID >= 0) |
485 |
return 0; |
486 |
// Refresh all parameters that have dependencies... |
487 |
int iParams = 0; |
488 |
qsamplerDeviceParamMap::ConstIterator iter; |
489 |
for (iter = m_params.begin(); iter != m_params.end(); ++iter) |
490 |
iParams += refreshParam(iter.key()); |
491 |
// Return how many parameters have been refreshed... |
492 |
return iParams; |
493 |
} |
494 |
|
495 |
|
496 |
// Device port/channel list refreshner. |
497 |
int qsamplerDevice::refreshPorts (void) |
498 |
{ |
499 |
// This should only make sense for actual devices... |
500 |
if (m_iDeviceID < 0) |
501 |
return 0; |
502 |
// Port/channel count determination... |
503 |
int iPorts = 0; |
504 |
switch (m_deviceType) { |
505 |
case qsamplerDevice::Audio: |
506 |
iPorts = m_params["CHANNELS"].value.toInt(); |
507 |
break; |
508 |
case qsamplerDevice::Midi: |
509 |
iPorts = m_params["PORTS"].value.toInt(); |
510 |
break; |
511 |
case qsamplerDevice::None: |
512 |
break; |
513 |
} |
514 |
// Retrieve port/channel information... |
515 |
m_ports.clear(); |
516 |
for (int iPort = 0; iPort < iPorts; iPort++) |
517 |
m_ports.append(new qsamplerDevicePort(*this, iPort)); |
518 |
// Return how many ports have been refreshed... |
519 |
return iPorts; |
520 |
} |
521 |
|
522 |
|
523 |
// Refresh/set dependencies given that some parameter has changed. |
524 |
int qsamplerDevice::refreshDepends ( const QString& sParam ) |
525 |
{ |
526 |
// This should only make sense for scratch devices... |
527 |
if (m_iDeviceID >= 0) |
528 |
return 0; |
529 |
// Refresh all parameters that depend on this one... |
530 |
int iDepends = 0; |
531 |
qsamplerDeviceParamMap::ConstIterator iter; |
532 |
for (iter = m_params.begin(); iter != m_params.end(); ++iter) { |
533 |
const QStringList& depends = iter.data().depends; |
534 |
if (depends.find(sParam) != depends.end()) |
535 |
iDepends += refreshParam(iter.key()); |
536 |
} |
537 |
// Return how many dependencies have been refreshed... |
538 |
return iDepends; |
539 |
} |
540 |
|
541 |
|
542 |
// Refresh/set given parameter based on driver supplied dependencies. |
543 |
int qsamplerDevice::refreshParam ( const QString& sParam ) |
544 |
{ |
545 |
MainForm *pMainForm = MainForm::getInstance(); |
546 |
if (pMainForm == NULL) |
547 |
return 0; |
548 |
if (pMainForm->client() == NULL) |
549 |
return 0; |
550 |
|
551 |
// Check if we have dependencies... |
552 |
qsamplerDeviceParam& param = m_params[sParam.upper()]; |
553 |
if (param.depends.isEmpty()) |
554 |
return 0; |
555 |
|
556 |
int iRefresh = 0; |
557 |
|
558 |
// Build dependency list... |
559 |
lscp_param_t *pDepends = new lscp_param_t [param.depends.count() + 1]; |
560 |
int iDepend = 0; |
561 |
QStringList::ConstIterator iter; |
562 |
for (iter = param.depends.begin(); iter != param.depends.end(); ++iter) { |
563 |
const QString& sDepend = *iter; |
564 |
pDepends[iDepend].key = (char *) sDepend.latin1(); |
565 |
pDepends[iDepend].value = (char *) m_params[sDepend.upper()].value.latin1(); |
566 |
++iDepend; |
567 |
} |
568 |
// Null terminated. |
569 |
pDepends[iDepend].key = NULL; |
570 |
pDepends[iDepend].value = NULL; |
571 |
|
572 |
// FIXME: Some parameter dependencies (e.g.ALSA CARD) |
573 |
// are blocking for no reason, causing potential timeout-crashes. |
574 |
// hopefully this gets mitigated if this dependency hell is only |
575 |
// carried out for scratch devices... |
576 |
|
577 |
// Retrieve some modern parameters... |
578 |
lscp_param_info_t *pParamInfo = NULL; |
579 |
switch (m_deviceType) { |
580 |
case qsamplerDevice::Audio: |
581 |
if ((pParamInfo = ::lscp_get_audio_driver_param_info(pMainForm->client(), |
582 |
m_sDriverName.latin1(), sParam.latin1(), pDepends)) == NULL) |
583 |
appendMessagesClient("lscp_get_audio_driver_param_info"); |
584 |
break; |
585 |
case qsamplerDevice::Midi: |
586 |
if ((pParamInfo = ::lscp_get_midi_driver_param_info(pMainForm->client(), |
587 |
m_sDriverName.latin1(), sParam.latin1(), pDepends)) == NULL) |
588 |
appendMessagesClient("lscp_get_midi_driver_param_info"); |
589 |
break; |
590 |
case qsamplerDevice::None: |
591 |
break; |
592 |
} |
593 |
if (pParamInfo) { |
594 |
if (param.value != QString::null) |
595 |
param = qsamplerDeviceParam(pParamInfo, param.value); |
596 |
else |
597 |
param = qsamplerDeviceParam(pParamInfo, NULL); |
598 |
iRefresh++; |
599 |
} |
600 |
|
601 |
// Free used parameter array. |
602 |
delete pDepends; |
603 |
|
604 |
// Return whether the parameters has been changed... |
605 |
return iRefresh; |
606 |
} |
607 |
|
608 |
|
609 |
// Redirected messages output methods. |
610 |
void qsamplerDevice::appendMessages( const QString& s ) const |
611 |
{ |
612 |
MainForm *pMainForm = MainForm::getInstance(); |
613 |
if (pMainForm) |
614 |
pMainForm->appendMessages(deviceName() + ' ' + s); |
615 |
} |
616 |
|
617 |
void qsamplerDevice::appendMessagesColor( const QString& s, |
618 |
const QString& c ) const |
619 |
{ |
620 |
MainForm *pMainForm = MainForm::getInstance(); |
621 |
if (pMainForm) |
622 |
pMainForm->appendMessagesColor(deviceName() + ' ' + s, c); |
623 |
} |
624 |
|
625 |
void qsamplerDevice::appendMessagesText( const QString& s ) const |
626 |
{ |
627 |
MainForm *pMainForm = MainForm::getInstance(); |
628 |
if (pMainForm) |
629 |
pMainForm->appendMessagesText(deviceName() + ' ' + s); |
630 |
} |
631 |
|
632 |
void qsamplerDevice::appendMessagesError( const QString& s ) const |
633 |
{ |
634 |
MainForm *pMainForm = MainForm::getInstance(); |
635 |
if (pMainForm) |
636 |
pMainForm->appendMessagesError(deviceName() + "\n\n" + s); |
637 |
} |
638 |
|
639 |
void qsamplerDevice::appendMessagesClient( const QString& s ) const |
640 |
{ |
641 |
MainForm *pMainForm = MainForm::getInstance(); |
642 |
if (pMainForm) |
643 |
pMainForm->appendMessagesClient(deviceName() + ' ' + s); |
644 |
} |
645 |
|
646 |
|
647 |
// Device ids enumerator. |
648 |
int *qsamplerDevice::getDevices ( lscp_client_t *pClient, |
649 |
qsamplerDeviceType deviceType ) |
650 |
{ |
651 |
int *piDeviceIDs = NULL; |
652 |
switch (deviceType) { |
653 |
case qsamplerDevice::Audio: |
654 |
piDeviceIDs = ::lscp_list_audio_devices(pClient); |
655 |
break; |
656 |
case qsamplerDevice::Midi: |
657 |
piDeviceIDs = ::lscp_list_midi_devices(pClient); |
658 |
break; |
659 |
case qsamplerDevice::None: |
660 |
break; |
661 |
} |
662 |
return piDeviceIDs; |
663 |
} |
664 |
|
665 |
|
666 |
// Driver names enumerator. |
667 |
QStringList qsamplerDevice::getDrivers ( lscp_client_t *pClient, |
668 |
qsamplerDeviceType deviceType ) |
669 |
{ |
670 |
QStringList drivers; |
671 |
|
672 |
const char **ppszDrivers = NULL; |
673 |
switch (deviceType) { |
674 |
case qsamplerDevice::Audio: |
675 |
ppszDrivers = ::lscp_list_available_audio_drivers(pClient); |
676 |
break; |
677 |
case qsamplerDevice::Midi: |
678 |
ppszDrivers = ::lscp_list_available_midi_drivers(pClient); |
679 |
break; |
680 |
case qsamplerDevice::None: |
681 |
break; |
682 |
} |
683 |
|
684 |
for (int iDriver = 0; ppszDrivers && ppszDrivers[iDriver]; iDriver++) |
685 |
drivers.append(ppszDrivers[iDriver]); |
686 |
|
687 |
return drivers; |
688 |
} |
689 |
|
690 |
|
691 |
//------------------------------------------------------------------------- |
692 |
// qsamplerDevicePort - MIDI/Audio Device port/channel structure. |
693 |
// |
694 |
|
695 |
// Constructor. |
696 |
qsamplerDevicePort::qsamplerDevicePort ( qsamplerDevice& device, |
697 |
int iPortID ) : m_device(device) |
698 |
{ |
699 |
setDevicePort(iPortID); |
700 |
} |
701 |
|
702 |
// Default destructor. |
703 |
qsamplerDevicePort::~qsamplerDevicePort (void) |
704 |
{ |
705 |
} |
706 |
|
707 |
|
708 |
// Initializer. |
709 |
void qsamplerDevicePort::setDevicePort ( int iPortID ) |
710 |
{ |
711 |
MainForm *pMainForm = MainForm::getInstance(); |
712 |
if (pMainForm == NULL) |
713 |
return; |
714 |
if (pMainForm->client() == NULL) |
715 |
return; |
716 |
|
717 |
// Device port id should be always set. |
718 |
m_iPortID = iPortID; |
719 |
|
720 |
// Reset port parameters anyway. |
721 |
m_params.clear(); |
722 |
|
723 |
// Retrieve device port/channel info, if any. |
724 |
lscp_device_port_info_t *pPortInfo = NULL; |
725 |
switch (m_device.deviceType()) { |
726 |
case qsamplerDevice::Audio: |
727 |
if ((pPortInfo = ::lscp_get_audio_channel_info(pMainForm->client(), |
728 |
m_device.deviceID(), m_iPortID)) == NULL) |
729 |
m_device.appendMessagesClient("lscp_get_audio_channel_info"); |
730 |
break; |
731 |
case qsamplerDevice::Midi: |
732 |
if ((pPortInfo = ::lscp_get_midi_port_info(pMainForm->client(), |
733 |
m_device.deviceID(), m_iPortID)) == NULL) |
734 |
m_device.appendMessagesClient("lscp_get_midi_port_info"); |
735 |
break; |
736 |
case qsamplerDevice::None: |
737 |
break; |
738 |
} |
739 |
|
740 |
// If we're bogus, bail out... |
741 |
if (pPortInfo == NULL) { |
742 |
m_sPortName = QString::null; |
743 |
return; |
744 |
} |
745 |
|
746 |
// Set device port/channel properties... |
747 |
m_sPortName = pPortInfo->name; |
748 |
|
749 |
// Grab device port/channel parameters... |
750 |
m_params.clear(); |
751 |
for (int i = 0; pPortInfo->params && pPortInfo->params[i].key; i++) { |
752 |
const QString sParam = pPortInfo->params[i].key; |
753 |
lscp_param_info_t *pParamInfo = NULL; |
754 |
switch (m_device.deviceType()) { |
755 |
case qsamplerDevice::Audio: |
756 |
if ((pParamInfo = ::lscp_get_audio_channel_param_info( |
757 |
pMainForm->client(), m_device.deviceID(), |
758 |
m_iPortID, sParam.latin1())) == NULL) |
759 |
m_device.appendMessagesClient("lscp_get_audio_channel_param_info"); |
760 |
break; |
761 |
case qsamplerDevice::Midi: |
762 |
if ((pParamInfo = ::lscp_get_midi_port_param_info( |
763 |
pMainForm->client(), m_device.deviceID(), |
764 |
m_iPortID, sParam.latin1())) == NULL) |
765 |
m_device.appendMessagesClient("lscp_get_midi_port_param_info"); |
766 |
break; |
767 |
case qsamplerDevice::None: |
768 |
break; |
769 |
} |
770 |
if (pParamInfo) { |
771 |
m_params[sParam.upper()] = qsamplerDeviceParam(pParamInfo, |
772 |
pPortInfo->params[i].value); |
773 |
} |
774 |
} |
775 |
} |
776 |
|
777 |
|
778 |
// Device port/channel property accessors. |
779 |
int qsamplerDevicePort::portID (void) const |
780 |
{ |
781 |
return m_iPortID; |
782 |
} |
783 |
|
784 |
const QString& qsamplerDevicePort::portName (void) const |
785 |
{ |
786 |
return m_sPortName; |
787 |
} |
788 |
|
789 |
// Device port/channel parameter accessor. |
790 |
const qsamplerDeviceParamMap& qsamplerDevicePort::params (void) const |
791 |
{ |
792 |
return m_params; |
793 |
} |
794 |
|
795 |
|
796 |
// Set the proper device port/channel parameter value. |
797 |
bool qsamplerDevicePort::setParam ( const QString& sParam, |
798 |
const QString& sValue ) |
799 |
{ |
800 |
MainForm *pMainForm = MainForm::getInstance(); |
801 |
if (pMainForm == NULL) |
802 |
return false; |
803 |
if (pMainForm->client() == NULL) |
804 |
return false; |
805 |
|
806 |
// Set proper port/channel parameter. |
807 |
m_params[sParam.upper()].value = sValue; |
808 |
|
809 |
// If the device already exists, things get immediate... |
810 |
int iRefresh = 0; |
811 |
if (m_device.deviceID() >= 0 && m_iPortID >= 0) { |
812 |
// Prepare parameter struct. |
813 |
lscp_param_t param; |
814 |
param.key = (char *) sParam.latin1(); |
815 |
param.value = (char *) sValue.latin1(); |
816 |
// Now it depends on the device type... |
817 |
lscp_status_t ret = LSCP_FAILED; |
818 |
switch (m_device.deviceType()) { |
819 |
case qsamplerDevice::Audio: |
820 |
if ((ret = ::lscp_set_audio_channel_param(pMainForm->client(), |
821 |
m_device.deviceID(), m_iPortID, ¶m)) != LSCP_OK) |
822 |
m_device.appendMessagesClient("lscp_set_audio_channel_param"); |
823 |
break; |
824 |
case qsamplerDevice::Midi: |
825 |
if ((ret = ::lscp_set_midi_port_param(pMainForm->client(), |
826 |
m_device.deviceID(), m_iPortID, ¶m)) != LSCP_OK) |
827 |
m_device.appendMessagesClient("lscp_set_midi_port_param"); |
828 |
break; |
829 |
case qsamplerDevice::None: |
830 |
break; |
831 |
} |
832 |
// Show result. |
833 |
if (ret == LSCP_OK) { |
834 |
m_device.appendMessages(m_sPortName |
835 |
+ ' ' + QString("%1: %2.").arg(sParam).arg(sValue)); |
836 |
iRefresh++; |
837 |
} else { |
838 |
m_device.appendMessagesError( |
839 |
QObject::tr("Could not set %1 parameter value.\n\n" |
840 |
"Sorry.").arg(m_sPortName)); |
841 |
} |
842 |
} |
843 |
|
844 |
// Return whether we're need a view refresh. |
845 |
return (iRefresh > 0); |
846 |
} |
847 |
|
848 |
|
849 |
//------------------------------------------------------------------------- |
850 |
// qsamplerDeviceItem - QTreeWidget device item. |
851 |
// |
852 |
|
853 |
// Constructors. |
854 |
qsamplerDeviceItem::qsamplerDeviceItem ( QTreeWidget* pTreeWidget, |
855 |
qsamplerDevice::qsamplerDeviceType deviceType ) |
856 |
: QTreeWidgetItem(pTreeWidget, QSAMPLER_DEVICE_ITEM), |
857 |
m_device(deviceType) |
858 |
{ |
859 |
switch(m_device.deviceType()) { |
860 |
case qsamplerDevice::Audio: |
861 |
setIcon(0, QPixmap(":/icons/audio1.png")); |
862 |
setText(0, QObject::tr("Audio Devices")); |
863 |
break; |
864 |
case qsamplerDevice::Midi: |
865 |
setIcon(0, QPixmap(":/icons/midi1.png")); |
866 |
setText(0, QObject::tr("MIDI Devices")); |
867 |
break; |
868 |
case qsamplerDevice::None: |
869 |
break; |
870 |
} |
871 |
} |
872 |
|
873 |
qsamplerDeviceItem::qsamplerDeviceItem ( QTreeWidgetItem* pItem, |
874 |
qsamplerDevice::qsamplerDeviceType deviceType, |
875 |
int iDeviceID ) |
876 |
: QTreeWidgetItem(pItem, QSAMPLER_DEVICE_ITEM), |
877 |
m_device(deviceType, iDeviceID) |
878 |
{ |
879 |
switch(m_device.deviceType()) { |
880 |
case qsamplerDevice::Audio: |
881 |
setIcon(0, QPixmap(":/icons/audio2.png")); |
882 |
break; |
883 |
case qsamplerDevice::Midi: |
884 |
setIcon(0, QPixmap(":/icons/midi2.png")); |
885 |
break; |
886 |
case qsamplerDevice::None: |
887 |
break; |
888 |
} |
889 |
|
890 |
setText(0, m_device.deviceName()); |
891 |
} |
892 |
|
893 |
// Default destructor. |
894 |
qsamplerDeviceItem::~qsamplerDeviceItem () |
895 |
{ |
896 |
} |
897 |
|
898 |
// Instance accessors. |
899 |
qsamplerDevice& qsamplerDeviceItem::device () |
900 |
{ |
901 |
return m_device; |
902 |
} |
903 |
|
904 |
|
905 |
//------------------------------------------------------------------------- |
906 |
// AbstractDeviceParamModel - data model base class for device parameters |
907 |
// |
908 |
|
909 |
AbstractDeviceParamModel::AbstractDeviceParamModel(QObject* parent) : QAbstractTableModel(parent), bEditable(false) { |
910 |
params = NULL; |
911 |
} |
912 |
|
913 |
int AbstractDeviceParamModel::rowCount(const QModelIndex& /*parent*/) const { |
914 |
//std::cout << "model size=" << params.size() << "\n" << std::flush; |
915 |
return (params) ? params->size() : 0; |
916 |
} |
917 |
|
918 |
int AbstractDeviceParamModel::columnCount(const QModelIndex& /*parent*/) const { |
919 |
return 3; |
920 |
} |
921 |
|
922 |
Qt::ItemFlags AbstractDeviceParamModel::flags(const QModelIndex& /*index*/) const { |
923 |
return Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled; |
924 |
} |
925 |
|
926 |
QVariant AbstractDeviceParamModel::data(const QModelIndex &index, int role) const { |
927 |
if (!index.isValid()) { |
928 |
//std::cout << "inavlid device model index\n" << std::flush; |
929 |
return QVariant(); |
930 |
} |
931 |
if (role != Qt::DisplayRole) { |
932 |
//std::cout << "inavlid display role\n" << std::flush; |
933 |
return QVariant(); |
934 |
} |
935 |
|
936 |
DeviceParameterRow item; |
937 |
item.name = params->keys()[index.row()]; |
938 |
item.param = (*params)[item.name]; |
939 |
|
940 |
//std::cout << "item["<<index.row()<<"]=[" << item.name.toLatin1().data() << "]\n" << std::flush; |
941 |
|
942 |
return QVariant::fromValue(item); |
943 |
} |
944 |
|
945 |
QVariant AbstractDeviceParamModel::headerData(int section, Qt::Orientation orientation, int role) const { |
946 |
if (role != Qt::DisplayRole) return QVariant(); |
947 |
|
948 |
if (orientation == Qt::Horizontal) { |
949 |
switch (section) { |
950 |
case 0: return tr("Parameter"); |
951 |
case 1: return tr("Value"); |
952 |
case 2: return tr("Description"); |
953 |
default: return QVariant(); |
954 |
} |
955 |
} |
956 |
|
957 |
return QVariant(); |
958 |
} |
959 |
|
960 |
void AbstractDeviceParamModel::refresh(const qsamplerDeviceParamMap* params, bool bEditable) { |
961 |
this->params = params; |
962 |
this->bEditable = bEditable; |
963 |
// inform the outer world (QTableView) that our data changed |
964 |
QAbstractTableModel::reset(); |
965 |
} |
966 |
|
967 |
void AbstractDeviceParamModel::clear() { |
968 |
params = NULL; |
969 |
// inform the outer world (QTableView) that our data changed |
970 |
QAbstractTableModel::reset(); |
971 |
} |
972 |
|
973 |
|
974 |
//------------------------------------------------------------------------- |
975 |
// DeviceParamModel - data model for device parameters (used for QTableView) |
976 |
// |
977 |
|
978 |
DeviceParamModel::DeviceParamModel(QObject* parent) : AbstractDeviceParamModel(parent) { |
979 |
device = NULL; |
980 |
} |
981 |
|
982 |
bool DeviceParamModel::setData(const QModelIndex& index, const QVariant& value, int /*role*/) { |
983 |
if (!index.isValid()) { |
984 |
return false; |
985 |
} |
986 |
QString key = params->keys()[index.row()]; |
987 |
//params[key].value = value.toString(); |
988 |
device->setParam(key, value.toString()); |
989 |
emit dataChanged(index, index); |
990 |
return true; |
991 |
} |
992 |
|
993 |
void DeviceParamModel::refresh(qsamplerDevice* pDevice, bool bEditable) { |
994 |
device = pDevice; |
995 |
AbstractDeviceParamModel::refresh(&pDevice->params(), bEditable); |
996 |
} |
997 |
|
998 |
void DeviceParamModel::clear() { |
999 |
AbstractDeviceParamModel::clear(); |
1000 |
device = NULL; |
1001 |
} |
1002 |
|
1003 |
|
1004 |
//------------------------------------------------------------------------- |
1005 |
// PortParamModel - data model for port parameters (used for QTableView) |
1006 |
// |
1007 |
|
1008 |
PortParamModel::PortParamModel(QObject* parent) : AbstractDeviceParamModel(parent) { |
1009 |
port = NULL; |
1010 |
} |
1011 |
|
1012 |
bool PortParamModel::setData(const QModelIndex& index, const QVariant& value, int /*role*/) { |
1013 |
if (!index.isValid()) { |
1014 |
return false; |
1015 |
} |
1016 |
QString key = params->keys()[index.row()]; |
1017 |
//params[key].value = value.toString(); |
1018 |
port->setParam(key, value.toString()); |
1019 |
emit dataChanged(index, index); |
1020 |
return true; |
1021 |
} |
1022 |
|
1023 |
void PortParamModel::refresh(qsamplerDevicePort* pPort, bool bEditable) { |
1024 |
port = pPort; |
1025 |
AbstractDeviceParamModel::refresh(&pPort->params(), bEditable); |
1026 |
} |
1027 |
|
1028 |
void PortParamModel::clear() { |
1029 |
AbstractDeviceParamModel::clear(); |
1030 |
port = NULL; |
1031 |
} |
1032 |
|
1033 |
|
1034 |
//------------------------------------------------------------------------- |
1035 |
// DeviceParamDelegate - table cell renderer for device/port parameters |
1036 |
// |
1037 |
|
1038 |
DeviceParamDelegate::DeviceParamDelegate(QObject *parent) : QItemDelegate(parent) { |
1039 |
} |
1040 |
|
1041 |
QWidget* DeviceParamDelegate::createEditor(QWidget *parent, |
1042 |
const QStyleOptionViewItem &/* option */, |
1043 |
const QModelIndex& index) const |
1044 |
{ |
1045 |
if (!index.isValid()) { |
1046 |
return NULL; |
1047 |
} |
1048 |
|
1049 |
DeviceParameterRow r = index.model()->data(index, Qt::DisplayRole).value<DeviceParameterRow>(); |
1050 |
|
1051 |
const bool bEnabled = (/*index.model()->bEditable ||*/ !r.param.fix); |
1052 |
|
1053 |
switch (index.column()) { |
1054 |
case 0: |
1055 |
return new QLabel(r.name, parent); |
1056 |
case 1: { |
1057 |
if (r.param.type == LSCP_TYPE_BOOL) { |
1058 |
QCheckBox* pCheckBox = new QCheckBox(parent); |
1059 |
pCheckBox->setChecked(r.param.value.lower() == "true"); |
1060 |
pCheckBox->setEnabled(bEnabled); |
1061 |
return pCheckBox; |
1062 |
} else if (r.param.possibilities.count() > 0) { |
1063 |
QStringList opts = r.param.possibilities; |
1064 |
if (r.param.multiplicity) |
1065 |
opts.prepend(tr("(none)")); |
1066 |
QComboBox* pComboBox = new QComboBox(parent); |
1067 |
pComboBox->addItems(opts); |
1068 |
if (r.param.value.isEmpty()) |
1069 |
pComboBox->setCurrentIndex(0); |
1070 |
else |
1071 |
pComboBox->setCurrentIndex(pComboBox->findText(r.param.value)); |
1072 |
pComboBox->setEnabled(bEnabled); |
1073 |
return pComboBox; |
1074 |
} else if (r.param.type == LSCP_TYPE_INT |
1075 |
&& !r.param.range_min.isEmpty() |
1076 |
&& !r.param.range_max.isEmpty()) { |
1077 |
QSpinBox* pSpinBox = new QSpinBox(parent); |
1078 |
pSpinBox->setValue(r.param.value.toInt()); |
1079 |
pSpinBox->setMinimum(r.param.range_min.toInt()); |
1080 |
pSpinBox->setMaximum(r.param.range_max.toInt()); |
1081 |
pSpinBox->setEnabled(bEnabled); |
1082 |
return pSpinBox; |
1083 |
} else { |
1084 |
QLineEdit* pLineEdit = new QLineEdit(r.param.value, parent); |
1085 |
pLineEdit->setEnabled(bEnabled); |
1086 |
return pLineEdit; |
1087 |
} |
1088 |
} |
1089 |
case 2: |
1090 |
return new QLabel(r.param.description, parent); |
1091 |
default: |
1092 |
return NULL; |
1093 |
} |
1094 |
} |
1095 |
|
1096 |
void DeviceParamDelegate::setEditorData(QWidget* /*editor*/, const QModelIndex& /*index*/) const { |
1097 |
// unused, since we set the editor data already in createEditor() |
1098 |
} |
1099 |
|
1100 |
void DeviceParamDelegate::setModelData(QWidget* editor, QAbstractItemModel* model, const QModelIndex& index) const { |
1101 |
if (index.column() == 1) { |
1102 |
DeviceParameterRow r = index.model()->data(index, Qt::DisplayRole).value<DeviceParameterRow>(); |
1103 |
if (r.param.type == LSCP_TYPE_BOOL) { |
1104 |
QCheckBox* pCheckBox = static_cast<QCheckBox*>(editor); |
1105 |
model->setData(index, QVariant(pCheckBox->checkState() == Qt::Checked)); |
1106 |
} else if (r.param.possibilities.count() > 0) { |
1107 |
QComboBox* pComboBox = static_cast<QComboBox*>(editor); |
1108 |
model->setData(index, pComboBox->currentText()); |
1109 |
} else if (r.param.type == LSCP_TYPE_INT) { |
1110 |
QSpinBox* pSpinBox = static_cast<QSpinBox*>(editor); |
1111 |
model->setData(index, pSpinBox->value()); |
1112 |
} else { |
1113 |
QLineEdit* pLineEdit = static_cast<QLineEdit*>(editor); |
1114 |
model->setData(index, pLineEdit->text()); |
1115 |
} |
1116 |
} |
1117 |
} |
1118 |
|
1119 |
void DeviceParamDelegate::updateEditorGeometry(QWidget* editor, |
1120 |
const QStyleOptionViewItem &option, const QModelIndex &/* index */) const |
1121 |
{ |
1122 |
if (editor) editor->setGeometry(option.rect); |
1123 |
} |
1124 |
|
1125 |
// end of qsamplerDevice.cpp |