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// qsamplerDevice.cpp |
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// |
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/**************************************************************************** |
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Copyright (C) 2005, rncbc aka Rui Nuno Capela. All rights reserved. |
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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 |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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|
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*****************************************************************************/ |
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|
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#include "qsamplerDevice.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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#include "qsamplerMainForm.h" |
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#include "qsamplerDeviceForm.h" |
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|
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#include "config.h" |
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|
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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 ( qsamplerMainForm *pMainForm, |
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qsamplerDeviceType deviceType, int iDeviceID ) |
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{ |
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m_pMainForm = pMainForm; |
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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_pMainForm = device.m_pMainForm; |
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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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// 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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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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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(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(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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// 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(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(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(client(), |
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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(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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// The client descriptor delegated property. |
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lscp_client_t *qsamplerDevice::client (void) const |
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{ |
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if (m_pMainForm == NULL) |
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return NULL; |
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|
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return m_pMainForm->client(); |
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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. |
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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. |
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bool qsamplerDevice::setParam ( const QString& sParam, |
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const QString& sValue ) |
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{ |
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// Set proper device parameter. |
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m_params[sParam.upper()].value = sValue; |
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|
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// If the device already exists, things get immediate... |
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int iRefresh = 0; |
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if (m_iDeviceID >= 0) { |
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// Prepare parameter struct. |
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lscp_param_t param; |
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param.key = (char *) sParam.latin1(); |
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param.value = (char *) sValue.latin1(); |
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// Now it depends on the device type... |
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lscp_status_t ret = LSCP_FAILED; |
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switch (m_deviceType) { |
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case qsamplerDevice::Audio: |
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if (sParam == "CHANNELS") iRefresh++; |
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if ((ret = ::lscp_set_audio_device_param(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; |
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case qsamplerDevice::Midi: |
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if (sParam == "PORTS") iRefresh++; |
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if ((ret = ::lscp_set_midi_device_param(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. |
348 |
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... |
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if (iRefresh > 0) |
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iRefresh += refreshPorts(); |
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iRefresh += refreshDepends(sParam); |
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} else { |
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// Oops... |
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appendMessagesError( |
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QObject::tr("Could not set device parameter value.\n\nSorry.")); |
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} |
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} |
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|
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// Return whether we're need a view refresh. |
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return (iRefresh > 0); |
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} |
364 |
|
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|
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// Device parameter accessor. |
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const qsamplerDeviceParamMap& qsamplerDevice::params (void) const |
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{ |
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return m_params; |
370 |
} |
371 |
|
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|
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// Device port/channel list accessor. |
374 |
qsamplerDevicePortList& qsamplerDevice::ports (void) |
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{ |
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return m_ports; |
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} |
378 |
|
379 |
|
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// Create a new device, as a copy of this current one. |
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bool qsamplerDevice::createDevice (void) |
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{ |
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if (client() == NULL) |
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return false; |
385 |
|
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// Build the parameter list... |
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lscp_param_t *pParams = new lscp_param_t [m_params.count() + 1]; |
388 |
int iParam = 0; |
389 |
qsamplerDeviceParamMap::ConstIterator iter; |
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for (iter = m_params.begin(); iter != m_params.end(); ++iter) { |
391 |
pParams[iParam].key = (char *) iter.key().latin1(); |
392 |
pParams[iParam].value = (char *) iter.data().value.latin1(); |
393 |
++iParam; |
394 |
} |
395 |
// Null terminated. |
396 |
pParams[iParam].key = NULL; |
397 |
pParams[iParam].value = NULL; |
398 |
|
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// Now it depends on the device type... |
400 |
switch (m_deviceType) { |
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case qsamplerDevice::Audio: |
402 |
if ((m_iDeviceID = ::lscp_create_audio_device(client(), |
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m_sDriverName.latin1(), pParams)) < 0) |
404 |
appendMessagesClient("lscp_create_audio_device"); |
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break; |
406 |
case qsamplerDevice::Midi: |
407 |
if ((m_iDeviceID = ::lscp_create_midi_device(client(), |
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m_sDriverName.latin1(), pParams)) < 0) |
409 |
appendMessagesClient("lscp_create_midi_device"); |
410 |
break; |
411 |
case qsamplerDevice::None: |
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break; |
413 |
} |
414 |
|
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// Free used parameter array. |
416 |
delete pParams; |
417 |
|
418 |
// Show result. |
419 |
if (m_iDeviceID >= 0) { |
420 |
// Refresh our own stuff... |
421 |
setDevice(m_deviceType, m_iDeviceID); |
422 |
appendMessages(QObject::tr("created.")); |
423 |
} else { |
424 |
appendMessagesError(QObject::tr("Could not create device.\n\nSorry.")); |
425 |
} |
426 |
|
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// Return whether we're a valid device... |
428 |
return (m_iDeviceID >= 0); |
429 |
} |
430 |
|
431 |
|
432 |
// Destroy existing device. |
433 |
bool qsamplerDevice::deleteDevice (void) |
434 |
{ |
435 |
// Now it depends on the device type... |
436 |
lscp_status_t ret = LSCP_FAILED; |
437 |
switch (m_deviceType) { |
438 |
case qsamplerDevice::Audio: |
439 |
if ((ret = ::lscp_destroy_audio_device(client(), |
440 |
m_iDeviceID)) != LSCP_OK) |
441 |
appendMessagesClient("lscp_destroy_audio_device"); |
442 |
break; |
443 |
case qsamplerDevice::Midi: |
444 |
if ((ret = ::lscp_destroy_midi_device(client(), |
445 |
m_iDeviceID)) != LSCP_OK) |
446 |
appendMessagesClient("lscp_destroy_midi_device"); |
447 |
break; |
448 |
case qsamplerDevice::None: |
449 |
break; |
450 |
} |
451 |
|
452 |
// Show result. |
453 |
if (ret == LSCP_OK) { |
454 |
appendMessages(QObject::tr("deleted.")); |
455 |
m_iDeviceID = -1; |
456 |
} else { |
457 |
appendMessagesError(QObject::tr("Could not delete device.\n\nSorry.")); |
458 |
} |
459 |
|
460 |
// Return whether we've done it.. |
461 |
return (ret == LSCP_OK); |
462 |
} |
463 |
|
464 |
|
465 |
// Device parameter dependencies refreshner. |
466 |
int qsamplerDevice::refreshParams (void) |
467 |
{ |
468 |
// This should only make sense for scratch devices... |
469 |
if (m_iDeviceID >= 0) |
470 |
return 0; |
471 |
// Refresh all parameters that have dependencies... |
472 |
int iParams = 0; |
473 |
qsamplerDeviceParamMap::ConstIterator iter; |
474 |
for (iter = m_params.begin(); iter != m_params.end(); ++iter) |
475 |
iParams += refreshParam(iter.key()); |
476 |
// Return how many parameters have been refreshed... |
477 |
return iParams; |
478 |
} |
479 |
|
480 |
|
481 |
// Device port/channel list refreshner. |
482 |
int qsamplerDevice::refreshPorts (void) |
483 |
{ |
484 |
// This should only make sense for actual devices... |
485 |
if (m_iDeviceID < 0) |
486 |
return 0; |
487 |
// Port/channel count determination... |
488 |
int iPorts = 0; |
489 |
switch (m_deviceType) { |
490 |
case qsamplerDevice::Audio: |
491 |
iPorts = m_params["CHANNELS"].value.toInt(); |
492 |
break; |
493 |
case qsamplerDevice::Midi: |
494 |
iPorts = m_params["PORTS"].value.toInt(); |
495 |
break; |
496 |
case qsamplerDevice::None: |
497 |
break; |
498 |
} |
499 |
// Retrieve port/channel information... |
500 |
m_ports.clear(); |
501 |
for (int iPort = 0; iPort < iPorts; iPort++) |
502 |
m_ports.append(new qsamplerDevicePort(*this, iPort)); |
503 |
// Return how many ports have been refreshed... |
504 |
return iPorts; |
505 |
} |
506 |
|
507 |
|
508 |
// Refresh/set dependencies given that some parameter has changed. |
509 |
int qsamplerDevice::refreshDepends ( const QString& sParam ) |
510 |
{ |
511 |
// This should only make sense for scratch devices... |
512 |
if (m_iDeviceID >= 0) |
513 |
return 0; |
514 |
// Refresh all parameters that depend on this one... |
515 |
int iDepends = 0; |
516 |
qsamplerDeviceParamMap::ConstIterator iter; |
517 |
for (iter = m_params.begin(); iter != m_params.end(); ++iter) { |
518 |
const QStringList& depends = iter.data().depends; |
519 |
if (depends.find(sParam) != depends.end()) |
520 |
iDepends += refreshParam(iter.key()); |
521 |
} |
522 |
// Return how many dependencies have been refreshed... |
523 |
return iDepends; |
524 |
} |
525 |
|
526 |
|
527 |
// Refresh/set given parameter based on driver supplied dependencies. |
528 |
int qsamplerDevice::refreshParam ( const QString& sParam ) |
529 |
{ |
530 |
// Check if we have dependencies... |
531 |
qsamplerDeviceParam& param = m_params[sParam.upper()]; |
532 |
if (param.depends.isEmpty()) |
533 |
return 0; |
534 |
|
535 |
int iRefresh = 0; |
536 |
|
537 |
// Build dependency list... |
538 |
lscp_param_t *pDepends = new lscp_param_t [param.depends.count() + 1]; |
539 |
int iDepend = 0; |
540 |
QStringList::ConstIterator iter; |
541 |
for (iter = param.depends.begin(); iter != param.depends.end(); ++iter) { |
542 |
const QString& sDepend = *iter; |
543 |
pDepends[iDepend].key = (char *) sDepend.latin1(); |
544 |
pDepends[iDepend].value = (char *) m_params[sDepend.upper()].value.latin1(); |
545 |
++iDepend; |
546 |
} |
547 |
// Null terminated. |
548 |
pDepends[iDepend].key = NULL; |
549 |
pDepends[iDepend].value = NULL; |
550 |
|
551 |
// FIXME: Some parameter dependencies (e.g.ALSA CARD) |
552 |
// are blocking for no reason, causing potential timeout-crashes. |
553 |
// hopefully this gets mitigated if this dependency hell is only |
554 |
// carried out for scratch devices... |
555 |
|
556 |
// Retrieve some modern parameters... |
557 |
lscp_param_info_t *pParamInfo = NULL; |
558 |
switch (m_deviceType) { |
559 |
case qsamplerDevice::Audio: |
560 |
if ((pParamInfo = ::lscp_get_audio_driver_param_info(client(), |
561 |
m_sDriverName.latin1(), sParam.latin1(), pDepends)) == NULL) |
562 |
appendMessagesClient("lscp_get_audio_driver_param_info"); |
563 |
break; |
564 |
case qsamplerDevice::Midi: |
565 |
if ((pParamInfo = ::lscp_get_midi_driver_param_info(client(), |
566 |
m_sDriverName.latin1(), sParam.latin1(), pDepends)) == NULL) |
567 |
appendMessagesClient("lscp_get_midi_driver_param_info"); |
568 |
break; |
569 |
case qsamplerDevice::None: |
570 |
break; |
571 |
} |
572 |
if (pParamInfo) { |
573 |
param = qsamplerDeviceParam(pParamInfo, QString(param.value)); |
574 |
iRefresh++; |
575 |
} |
576 |
|
577 |
// Free used parameter array. |
578 |
delete pDepends; |
579 |
|
580 |
// Return whether the parameters has been changed... |
581 |
return iRefresh; |
582 |
} |
583 |
|
584 |
|
585 |
// Redirected messages output methods. |
586 |
void qsamplerDevice::appendMessages( const QString& s ) const |
587 |
{ |
588 |
if (m_pMainForm) |
589 |
m_pMainForm->appendMessages(deviceName() + ' ' + s); |
590 |
} |
591 |
|
592 |
void qsamplerDevice::appendMessagesColor( const QString& s, |
593 |
const QString& c ) const |
594 |
{ |
595 |
if (m_pMainForm) |
596 |
m_pMainForm->appendMessagesColor(deviceName() + ' ' + s, c); |
597 |
} |
598 |
|
599 |
void qsamplerDevice::appendMessagesText( const QString& s ) const |
600 |
{ |
601 |
if (m_pMainForm) |
602 |
m_pMainForm->appendMessagesText(deviceName() + ' ' + s); |
603 |
} |
604 |
|
605 |
void qsamplerDevice::appendMessagesError( const QString& s ) const |
606 |
{ |
607 |
if (m_pMainForm) |
608 |
m_pMainForm->appendMessagesError(deviceName() + "\n\n" + s); |
609 |
} |
610 |
|
611 |
void qsamplerDevice::appendMessagesClient( const QString& s ) const |
612 |
{ |
613 |
if (m_pMainForm) |
614 |
m_pMainForm->appendMessagesClient(deviceName() + ' ' + s); |
615 |
} |
616 |
|
617 |
|
618 |
// Device ids enumerator. |
619 |
int *qsamplerDevice::getDevices ( lscp_client_t *pClient, |
620 |
qsamplerDeviceType deviceType ) |
621 |
{ |
622 |
int *piDeviceIDs = NULL; |
623 |
switch (deviceType) { |
624 |
case qsamplerDevice::Audio: |
625 |
piDeviceIDs = ::lscp_list_audio_devices(pClient); |
626 |
break; |
627 |
case qsamplerDevice::Midi: |
628 |
piDeviceIDs = ::lscp_list_midi_devices(pClient); |
629 |
break; |
630 |
case qsamplerDevice::None: |
631 |
break; |
632 |
} |
633 |
return piDeviceIDs; |
634 |
} |
635 |
|
636 |
|
637 |
// Driver names enumerator. |
638 |
QStringList qsamplerDevice::getDrivers ( lscp_client_t *pClient, |
639 |
qsamplerDeviceType deviceType ) |
640 |
{ |
641 |
QStringList drivers; |
642 |
|
643 |
const char **ppszDrivers = NULL; |
644 |
switch (deviceType) { |
645 |
case qsamplerDevice::Audio: |
646 |
ppszDrivers = ::lscp_list_available_audio_drivers(pClient); |
647 |
break; |
648 |
case qsamplerDevice::Midi: |
649 |
ppszDrivers = ::lscp_list_available_midi_drivers(pClient); |
650 |
break; |
651 |
case qsamplerDevice::None: |
652 |
break; |
653 |
} |
654 |
|
655 |
for (int iDriver = 0; ppszDrivers[iDriver]; iDriver++) |
656 |
drivers.append(ppszDrivers[iDriver]); |
657 |
|
658 |
return drivers; |
659 |
} |
660 |
|
661 |
|
662 |
//------------------------------------------------------------------------- |
663 |
// qsamplerDevicePort - MIDI/Audio Device port/channel structure. |
664 |
// |
665 |
|
666 |
// Constructor. |
667 |
qsamplerDevicePort::qsamplerDevicePort ( qsamplerDevice& device, |
668 |
int iPortID ) : m_device(device) |
669 |
{ |
670 |
setDevicePort(iPortID); |
671 |
} |
672 |
|
673 |
// Default destructor. |
674 |
qsamplerDevicePort::~qsamplerDevicePort (void) |
675 |
{ |
676 |
} |
677 |
|
678 |
|
679 |
// Initializer. |
680 |
void qsamplerDevicePort::setDevicePort ( int iPortID ) |
681 |
{ |
682 |
// Device port id should be always set. |
683 |
m_iPortID = iPortID; |
684 |
|
685 |
// Reset port parameters anyway. |
686 |
m_params.clear(); |
687 |
|
688 |
// Retrieve device port/channel info, if any. |
689 |
lscp_device_port_info_t *pPortInfo = NULL; |
690 |
switch (m_device.deviceType()) { |
691 |
case qsamplerDevice::Audio: |
692 |
if ((pPortInfo = ::lscp_get_audio_channel_info(m_device.client(), |
693 |
m_device.deviceID(), m_iPortID)) == NULL) |
694 |
m_device.appendMessagesClient("lscp_get_audio_channel_info"); |
695 |
break; |
696 |
case qsamplerDevice::Midi: |
697 |
if ((pPortInfo = ::lscp_get_midi_port_info(m_device.client(), |
698 |
m_device.deviceID(), m_iPortID)) == NULL) |
699 |
m_device.appendMessagesClient("lscp_get_midi_port_info"); |
700 |
break; |
701 |
case qsamplerDevice::None: |
702 |
break; |
703 |
} |
704 |
|
705 |
// If we're bogus, bail out... |
706 |
if (pPortInfo == NULL) { |
707 |
m_sPortName = QString::null; |
708 |
return; |
709 |
} |
710 |
|
711 |
// Set device port/channel properties... |
712 |
m_sPortName = pPortInfo->name; |
713 |
|
714 |
// Grab device port/channel parameters... |
715 |
m_params.clear(); |
716 |
for (int i = 0; pPortInfo->params && pPortInfo->params[i].key; i++) { |
717 |
const QString sParam = pPortInfo->params[i].key; |
718 |
lscp_param_info_t *pParamInfo = NULL; |
719 |
switch (m_device.deviceType()) { |
720 |
case qsamplerDevice::Audio: |
721 |
if ((pParamInfo = ::lscp_get_audio_channel_param_info( |
722 |
m_device.client(), m_device.deviceID(), |
723 |
m_iPortID, sParam.latin1())) == NULL) |
724 |
m_device.appendMessagesClient("lscp_get_audio_channel_param_info"); |
725 |
break; |
726 |
case qsamplerDevice::Midi: |
727 |
if ((pParamInfo = ::lscp_get_midi_port_param_info( |
728 |
m_device.client(), m_device.deviceID(), |
729 |
m_iPortID, sParam.latin1())) == NULL) |
730 |
m_device.appendMessagesClient("lscp_get_midi_port_param_info"); |
731 |
break; |
732 |
case qsamplerDevice::None: |
733 |
break; |
734 |
} |
735 |
if (pParamInfo) { |
736 |
m_params[sParam.upper()] = qsamplerDeviceParam(pParamInfo, |
737 |
pPortInfo->params[i].value); |
738 |
} |
739 |
} |
740 |
} |
741 |
|
742 |
|
743 |
// Device port/channel property accessors. |
744 |
int qsamplerDevicePort::portID (void) const |
745 |
{ |
746 |
return m_iPortID; |
747 |
} |
748 |
|
749 |
const QString& qsamplerDevicePort::portName (void) const |
750 |
{ |
751 |
return m_sPortName; |
752 |
} |
753 |
|
754 |
// Device port/channel parameter accessor. |
755 |
const qsamplerDeviceParamMap& qsamplerDevicePort::params (void) const |
756 |
{ |
757 |
return m_params; |
758 |
} |
759 |
|
760 |
|
761 |
// Set the proper device port/channel parameter value. |
762 |
bool qsamplerDevicePort::setParam ( const QString& sParam, |
763 |
const QString& sValue ) |
764 |
{ |
765 |
// Set proper port/channel parameter. |
766 |
m_params[sParam.upper()].value = sValue; |
767 |
|
768 |
// If the device already exists, things get immediate... |
769 |
int iRefresh = 0; |
770 |
if (m_device.deviceID() >= 0 && m_iPortID >= 0) { |
771 |
// Prepare parameter struct. |
772 |
lscp_param_t param; |
773 |
param.key = (char *) sParam.latin1(); |
774 |
param.value = (char *) sValue.latin1(); |
775 |
// Now it depends on the device type... |
776 |
lscp_status_t ret = LSCP_FAILED; |
777 |
switch (m_device.deviceType()) { |
778 |
case qsamplerDevice::Audio: |
779 |
if ((ret = ::lscp_set_audio_channel_param(m_device.client(), |
780 |
m_device.deviceID(), m_iPortID, ¶m)) != LSCP_OK) |
781 |
m_device.appendMessagesClient("lscp_set_audio_channel_param"); |
782 |
break; |
783 |
case qsamplerDevice::Midi: |
784 |
if ((ret = ::lscp_set_midi_port_param(m_device.client(), |
785 |
m_device.deviceID(), m_iPortID, ¶m)) != LSCP_OK) |
786 |
m_device.appendMessagesClient("lscp_set_midi_port_param"); |
787 |
break; |
788 |
case qsamplerDevice::None: |
789 |
break; |
790 |
} |
791 |
// Show result. |
792 |
if (ret == LSCP_OK) { |
793 |
m_device.appendMessages(m_sPortName |
794 |
+ ' ' + QString("%1: %2.").arg(sParam).arg(sValue)); |
795 |
iRefresh++; |
796 |
} else { |
797 |
m_device.appendMessagesError( |
798 |
QObject::tr("Could not set %1 parameter value.\n\n" |
799 |
"Sorry.").arg(m_sPortName)); |
800 |
} |
801 |
} |
802 |
|
803 |
// Return whether we're need a view refresh. |
804 |
return (iRefresh > 0); |
805 |
} |
806 |
|
807 |
|
808 |
//------------------------------------------------------------------------- |
809 |
// qsamplerDeviceItem - QListView device item. |
810 |
// |
811 |
|
812 |
// Constructors. |
813 |
qsamplerDeviceItem::qsamplerDeviceItem ( QListView *pListView, |
814 |
qsamplerMainForm *pMainForm, qsamplerDevice::qsamplerDeviceType deviceType ) |
815 |
: QListViewItem(pListView), m_device(pMainForm, deviceType) |
816 |
{ |
817 |
switch(m_device.deviceType()) { |
818 |
case qsamplerDevice::Audio: |
819 |
QListViewItem::setPixmap(0, QPixmap::fromMimeSource("audio1.png")); |
820 |
QListViewItem::setText(0, QObject::tr("Audio Devices")); |
821 |
break; |
822 |
case qsamplerDevice::Midi: |
823 |
QListViewItem::setPixmap(0, QPixmap::fromMimeSource("midi1.png")); |
824 |
QListViewItem::setText(0, QObject::tr("MIDI Devices")); |
825 |
break; |
826 |
case qsamplerDevice::None: |
827 |
break; |
828 |
} |
829 |
} |
830 |
|
831 |
qsamplerDeviceItem::qsamplerDeviceItem ( QListViewItem *pItem, |
832 |
qsamplerMainForm *pMainForm, qsamplerDevice::qsamplerDeviceType deviceType, |
833 |
int iDeviceID ) |
834 |
: QListViewItem(pItem), m_device(pMainForm, deviceType, iDeviceID) |
835 |
{ |
836 |
switch(m_device.deviceType()) { |
837 |
case qsamplerDevice::Audio: |
838 |
QListViewItem::setPixmap(0, QPixmap::fromMimeSource("audio2.png")); |
839 |
break; |
840 |
case qsamplerDevice::Midi: |
841 |
QListViewItem::setPixmap(0, QPixmap::fromMimeSource("midi2.png")); |
842 |
break; |
843 |
case qsamplerDevice::None: |
844 |
break; |
845 |
} |
846 |
|
847 |
QListViewItem::setText(0, m_device.deviceName()); |
848 |
} |
849 |
|
850 |
// Default destructor. |
851 |
qsamplerDeviceItem::~qsamplerDeviceItem (void) |
852 |
{ |
853 |
} |
854 |
|
855 |
// Instance accessors. |
856 |
qsamplerDevice& qsamplerDeviceItem::device (void) |
857 |
{ |
858 |
return m_device; |
859 |
} |
860 |
|
861 |
// To virtually distinguish between list view items. |
862 |
int qsamplerDeviceItem::rtti() const |
863 |
{ |
864 |
return QSAMPLER_DEVICE_ITEM; |
865 |
} |
866 |
|
867 |
|
868 |
|
869 |
//------------------------------------------------------------------------- |
870 |
// qsamplerDeviceParamTable - Device parameter view table. |
871 |
// |
872 |
|
873 |
// Constructor. |
874 |
qsamplerDeviceParamTable::qsamplerDeviceParamTable ( QWidget *pParent, |
875 |
const char *pszName ) |
876 |
: QTable(pParent, pszName) |
877 |
{ |
878 |
// Set fixed number of columns. |
879 |
QTable::setNumCols(3); |
880 |
QTable::setShowGrid(false); |
881 |
QTable::setSorting(false); |
882 |
QTable::setFocusStyle(QTable::FollowStyle); |
883 |
QTable::setSelectionMode(QTable::NoSelection); |
884 |
// No vertical header. |
885 |
QTable::verticalHeader()->hide(); |
886 |
QTable::setLeftMargin(0); |
887 |
// Initialize the fixed table column headings. |
888 |
QHeader *pHeader = QTable::horizontalHeader(); |
889 |
pHeader->setLabel(0, tr("Parameter")); |
890 |
pHeader->setLabel(1, tr("Description")); |
891 |
pHeader->setLabel(2, tr("Value")); |
892 |
// Set read-onlyness of each column |
893 |
QTable::setColumnReadOnly(0, true); |
894 |
QTable::setColumnReadOnly(1, true); |
895 |
// QTable::setColumnReadOnly(2, false); -- of course not. |
896 |
QTable::setColumnStretchable(1, true); |
897 |
} |
898 |
|
899 |
// Default destructor. |
900 |
qsamplerDeviceParamTable::~qsamplerDeviceParamTable (void) |
901 |
{ |
902 |
} |
903 |
|
904 |
|
905 |
// Common parameter table renderer. |
906 |
void qsamplerDeviceParamTable::refresh ( const qsamplerDeviceParamMap& params, |
907 |
bool bEditable ) |
908 |
{ |
909 |
// Always (re)start it empty. |
910 |
QTable::setUpdatesEnabled(false); |
911 |
QTable::setNumRows(0); |
912 |
|
913 |
// Fill the parameter table... |
914 |
QTable::insertRows(0, params.count()); |
915 |
int iRow = 0; |
916 |
qsamplerDeviceParamMap::ConstIterator iter; |
917 |
for (iter = params.begin(); iter != params.end(); ++iter) { |
918 |
const qsamplerDeviceParam& param = iter.data(); |
919 |
bool bEnabled = (bEditable || !param.fix); |
920 |
QTable::setText(iRow, 0, iter.key()); |
921 |
QTable::setText(iRow, 1, param.description); |
922 |
if (param.type == LSCP_TYPE_BOOL) { |
923 |
QStringList opts; |
924 |
opts.append(tr("false")); |
925 |
opts.append(tr("true")); |
926 |
QComboTableItem *pComboItem = new QComboTableItem(this, opts); |
927 |
pComboItem->setCurrentItem(param.value.lower() == "true" ? 1 : 0); |
928 |
pComboItem->setEnabled(bEnabled); |
929 |
QTable::setItem(iRow, 2, pComboItem); |
930 |
} else if (param.possibilities.count() > 0 && bEnabled) { |
931 |
QStringList opts = param.possibilities; |
932 |
if (param.multiplicity) |
933 |
opts.prepend(tr("(none)")); |
934 |
QComboTableItem *pComboItem = new QComboTableItem(this, opts); |
935 |
if (param.value.isEmpty()) |
936 |
pComboItem->setCurrentItem(0); |
937 |
else |
938 |
pComboItem->setCurrentItem(param.value); |
939 |
pComboItem->setEnabled(bEnabled); |
940 |
QTable::setItem(iRow, 2, pComboItem); |
941 |
} else if (param.type == LSCP_TYPE_INT && bEnabled |
942 |
&& !param.range_min.isEmpty() |
943 |
&& !param.range_max.isEmpty()) { |
944 |
qsamplerDeviceParamTableSpinBox *pSpinItem = |
945 |
new qsamplerDeviceParamTableSpinBox(this, |
946 |
bEnabled ? QTableItem::OnTyping : QTableItem::Never, |
947 |
param.value); |
948 |
pSpinItem->setMinValue(param.range_min.toInt()); |
949 |
pSpinItem->setMaxValue(param.range_max.toInt()); |
950 |
QTable::setItem(iRow, 2, pSpinItem); |
951 |
} else { |
952 |
qsamplerDeviceParamTableEditBox *pEditItem = |
953 |
new qsamplerDeviceParamTableEditBox(this, |
954 |
bEnabled ? QTableItem::OnTyping : QTableItem::Never, |
955 |
param.value); |
956 |
QTable::setItem(iRow, 2, pEditItem); |
957 |
} |
958 |
++iRow; |
959 |
} |
960 |
|
961 |
// Adjust optimal column widths. |
962 |
QTable::adjustColumn(0); |
963 |
QTable::adjustColumn(2); |
964 |
|
965 |
QTable::setUpdatesEnabled(true); |
966 |
QTable::updateContents(); |
967 |
} |
968 |
|
969 |
|
970 |
//------------------------------------------------------------------------- |
971 |
// qsamplerDeviceParamTableSpinBox - Custom spin box for parameter table. |
972 |
// |
973 |
|
974 |
// Constructor. |
975 |
qsamplerDeviceParamTableSpinBox::qsamplerDeviceParamTableSpinBox ( |
976 |
QTable *pTable, EditType editType, const QString& sText ) |
977 |
: QTableItem(pTable, editType, sText) |
978 |
{ |
979 |
m_iValue = sText.toInt(); |
980 |
m_iMinValue = m_iMaxValue = 0; |
981 |
} |
982 |
|
983 |
// Public accessors. |
984 |
void qsamplerDeviceParamTableSpinBox::setValue ( int iValue ) |
985 |
{ |
986 |
m_iValue = iValue; |
987 |
QTableItem::setText(QString::number(m_iValue)); |
988 |
} |
989 |
|
990 |
void qsamplerDeviceParamTableSpinBox::setMinValue ( int iMinValue ) |
991 |
{ |
992 |
m_iMinValue = iMinValue; |
993 |
} |
994 |
|
995 |
void qsamplerDeviceParamTableSpinBox::setMaxValue ( int iMaxValue ) |
996 |
{ |
997 |
m_iMaxValue = iMaxValue; |
998 |
} |
999 |
|
1000 |
// Virtual implemetations. |
1001 |
QWidget *qsamplerDeviceParamTableSpinBox::createEditor (void) const |
1002 |
{ |
1003 |
QSpinBox *pSpinBox = new QSpinBox(QTableItem::table()->viewport()); |
1004 |
QObject::connect(pSpinBox, SIGNAL(valueChanged(int)), |
1005 |
QTableItem::table(), SLOT(doValueChanged())); |
1006 |
if (m_iValue >= m_iMinValue && m_iMaxValue >= m_iValue) { |
1007 |
pSpinBox->setMinValue(m_iMinValue); |
1008 |
pSpinBox->setMaxValue(m_iMaxValue); |
1009 |
} |
1010 |
pSpinBox->setValue(m_iValue); |
1011 |
return pSpinBox; |
1012 |
} |
1013 |
|
1014 |
void qsamplerDeviceParamTableSpinBox::setContentFromEditor ( QWidget *pWidget ) |
1015 |
{ |
1016 |
if (pWidget->inherits("QSpinBox")) |
1017 |
QTableItem::setText(QString::number(((QSpinBox *) pWidget)->value())); |
1018 |
else |
1019 |
QTableItem::setContentFromEditor(pWidget); |
1020 |
} |
1021 |
|
1022 |
|
1023 |
//------------------------------------------------------------------------- |
1024 |
// qsamplerDeviceParamTableEditBox - Custom edit box for parameter table. |
1025 |
// |
1026 |
|
1027 |
// Constructor. |
1028 |
qsamplerDeviceParamTableEditBox::qsamplerDeviceParamTableEditBox ( |
1029 |
QTable *pTable, EditType editType, const QString& sText ) |
1030 |
: QTableItem(pTable, editType, sText) |
1031 |
{ |
1032 |
} |
1033 |
|
1034 |
// Virtual implemetations. |
1035 |
QWidget *qsamplerDeviceParamTableEditBox::createEditor (void) const |
1036 |
{ |
1037 |
QLineEdit *pEditBox = new QLineEdit(QTableItem::table()->viewport()); |
1038 |
QObject::connect(pEditBox, SIGNAL(returnPressed()), |
1039 |
QTableItem::table(), SLOT(doValueChanged())); |
1040 |
pEditBox->setText(QTableItem::text()); |
1041 |
return pEditBox; |
1042 |
} |
1043 |
|
1044 |
void qsamplerDeviceParamTableEditBox::setContentFromEditor ( QWidget *pWidget ) |
1045 |
{ |
1046 |
if (pWidget->inherits("QLineEdit")) |
1047 |
QTableItem::setText(((QLineEdit *) pWidget)->text()); |
1048 |
else |
1049 |
QTableItem::setContentFromEditor(pWidget); |
1050 |
} |
1051 |
|
1052 |
|
1053 |
// end of qsamplerDevice.cpp |
1054 |
|