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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 "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->multiplicity; |
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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 ( lscp_client_t *pClient, |
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qsamplerDeviceType deviceType, int iDeviceID ) |
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{ |
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setDevice(pClient, 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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|
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// Initializer. |
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void qsamplerDevice::setDevice ( lscp_client_t *pClient, |
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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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// 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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pDeviceInfo = ::lscp_get_audio_device_info(pClient, iDeviceID); |
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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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pDeviceInfo = ::lscp_get_midi_device_info(pClient, iDeviceID); |
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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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|
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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 device"); |
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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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m_params.clear(); |
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for (int i = 0; pDeviceInfo->params && pDeviceInfo->params[i].key; i++) { |
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const char *pszParam = 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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pParamInfo = ::lscp_get_audio_driver_param_info(pClient, |
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m_sDriverName.latin1(), pszParam, NULL); |
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break; |
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case qsamplerDevice::Midi: |
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pParamInfo = ::lscp_get_midi_driver_param_info(pClient, |
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m_sDriverName.latin1(), pszParam, NULL); |
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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[pszParam] = 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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|
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|
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// Driver name initializer. |
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void qsamplerDevice::setDriver ( lscp_client_t *pClient, |
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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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// 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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pDriverInfo = ::lscp_get_audio_driver_info(pClient, |
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sDriverName.latin1()); |
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break; |
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case qsamplerDevice::Midi: |
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pDriverInfo = ::lscp_get_midi_driver_info(pClient, |
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sDriverName.latin1()); |
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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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m_params.clear(); |
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for (int i = 0; pDriverInfo->parameters && pDriverInfo->parameters[i]; i++) { |
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const char *pszParam = 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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pParamInfo = ::lscp_get_audio_driver_param_info(pClient, |
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sDriverName.latin1(), pszParam, NULL); |
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break; |
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case qsamplerDevice::Midi: |
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pParamInfo = ::lscp_get_midi_driver_param_info(pClient, |
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sDriverName.latin1(), pszParam, NULL); |
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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[pszParam] = qsamplerDeviceParam(pParamInfo, pParamInfo->defaultv); |
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} |
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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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const QString& qsamplerDevice::deviceName (void) const |
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{ |
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return m_sDeviceName; |
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} |
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|
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// Device parameter accessor. |
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qsamplerDeviceParamMap& qsamplerDevice::params (void) |
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{ |
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return m_params; |
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} |
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|
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|
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// Update/refresh device/driver data. |
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void qsamplerDevice::refresh (void) |
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{ |
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} |
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|
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// Device ids enumerator. |
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int *qsamplerDevice::getDevices ( lscp_client_t *pClient, |
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qsamplerDeviceType deviceType ) |
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{ |
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int *piDeviceIDs = NULL; |
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switch (deviceType) { |
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case qsamplerDevice::Audio: |
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piDeviceIDs = ::lscp_list_audio_devices(pClient); |
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break; |
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case qsamplerDevice::Midi: |
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piDeviceIDs = ::lscp_list_midi_devices(pClient); |
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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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return piDeviceIDs; |
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} |
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|
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|
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// Driver names enumerator. |
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QStringList qsamplerDevice::getDrivers ( lscp_client_t *pClient, |
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qsamplerDeviceType deviceType ) |
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{ |
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QStringList drivers; |
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|
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const char **ppszDrivers = NULL; |
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switch (deviceType) { |
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case qsamplerDevice::Audio: |
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ppszDrivers = ::lscp_get_available_audio_drivers(pClient); |
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break; |
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case qsamplerDevice::Midi: |
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ppszDrivers = ::lscp_get_available_midi_drivers(pClient); |
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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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for (int iDriver = 0; ppszDrivers[iDriver]; iDriver++) |
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drivers.append(ppszDrivers[iDriver]); |
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|
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return drivers; |
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} |
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|
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|
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//------------------------------------------------------------------------- |
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// qsamplerDeviceItem - QListView device item. |
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// |
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|
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// Constructors. |
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qsamplerDeviceItem::qsamplerDeviceItem ( QListView *pListView, |
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lscp_client_t *pClient, qsamplerDevice::qsamplerDeviceType deviceType ) |
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: QListViewItem(pListView), m_device(pClient, deviceType) |
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{ |
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switch(m_device.deviceType()) { |
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case qsamplerDevice::Audio: |
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QListViewItem::setPixmap(0, QPixmap::fromMimeSource("audio1.png")); |
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QListViewItem::setText(0, QObject::tr("Audio devices")); |
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break; |
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case qsamplerDevice::Midi: |
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QListViewItem::setPixmap(0, QPixmap::fromMimeSource("midi1.png")); |
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QListViewItem::setText(0, QObject::tr("MIDI devices")); |
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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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|
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qsamplerDeviceItem::qsamplerDeviceItem ( QListViewItem *pItem, |
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lscp_client_t *pClient, qsamplerDevice::qsamplerDeviceType deviceType, |
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int iDeviceID ) |
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: QListViewItem(pItem), m_device(pClient, deviceType, iDeviceID) |
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{ |
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switch(m_device.deviceType()) { |
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case qsamplerDevice::Audio: |
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QListViewItem::setPixmap(0, QPixmap::fromMimeSource("audio2.png")); |
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break; |
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case qsamplerDevice::Midi: |
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QListViewItem::setPixmap(0, QPixmap::fromMimeSource("midi2.png")); |
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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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QListViewItem::setText(0, m_device.deviceName()); |
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} |
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|
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// Default destructor. |
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qsamplerDeviceItem::~qsamplerDeviceItem (void) |
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{ |
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} |
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|
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// Instance accessors. |
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qsamplerDevice& qsamplerDeviceItem::device (void) |
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{ |
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return m_device; |
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} |
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|
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// To virtually distinguish between list view items. |
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int qsamplerDeviceItem::rtti() const |
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{ |
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return QSAMPLER_DEVICE_ITEM; |
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} |
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|
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|
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|
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//------------------------------------------------------------------------- |
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// qsamplerDeviceParamTable - Device parameter view table. |
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// |
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|
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// Constructor. |
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qsamplerDeviceParamTable::qsamplerDeviceParamTable ( QWidget *pParent, |
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const char *pszName ) |
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: QTable(pParent, pszName) |
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{ |
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// Set fixed number of columns. |
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QTable::setNumCols(3); |
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QTable::setShowGrid(false); |
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QTable::setSorting(false); |
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QTable::setFocusStyle(QTable::FollowStyle); |
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QTable::setSelectionMode(QTable::NoSelection); |
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// No vertical header. |
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QTable::verticalHeader()->hide(); |
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QTable::setLeftMargin(0); |
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// Initialize the fixed table column headings. |
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QHeader *pHeader = QTable::horizontalHeader(); |
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pHeader->setLabel(0, tr("Parameter")); |
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pHeader->setLabel(1, tr("Description")); |
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pHeader->setLabel(2, tr("Value")); |
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// Set read-onlyness of each column |
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QTable::setColumnReadOnly(0, true); |
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QTable::setColumnReadOnly(1, true); |
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// QTable::setColumnReadOnly(2, true); -- of course not. |
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QTable::setColumnStretchable(1, true); |
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} |
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|
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// Default destructor. |
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qsamplerDeviceParamTable::~qsamplerDeviceParamTable (void) |
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{ |
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} |
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|
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|
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// The main table refresher. |
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void qsamplerDeviceParamTable::refresh ( qsamplerDevice& device ) |
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{ |
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// Always (re)start it empty. |
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QTable::setUpdatesEnabled(false); |
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QTable::setNumRows(0); |
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|
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// Now fill the parameter table... |
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qsamplerDeviceParamMap& params = device.params(); |
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QTable::insertRows(0, params.count()); |
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int iRow = 0; |
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qsamplerDeviceParamMap::ConstIterator iter; |
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for (iter = params.begin(); iter != params.end(); ++iter) { |
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const qsamplerDeviceParam& param = iter.data(); |
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bool fEnabled = (device.deviceID() < 0 || !param.fix); |
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QTable::setText(iRow, 0, iter.key()); |
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QTable::setText(iRow, 1, param.description); |
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if (param.type == LSCP_TYPE_BOOL) { |
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QStringList opts; |
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opts.append(tr("false")); |
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opts.append(tr("true")); |
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QComboTableItem *pComboItem = new QComboTableItem(this, opts); |
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pComboItem->setCurrentItem(param.value.lower() == "true" ? 1 : 0); |
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pComboItem->setEnabled(fEnabled); |
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QTable::setItem(iRow, 2, pComboItem); |
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} else if (param.possibilities.count() > 0 && !param.multiplicity) { |
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QComboTableItem *pComboItem = new QComboTableItem(this, |
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param.possibilities); |
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pComboItem->setCurrentItem(param.value); |
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pComboItem->setEnabled(fEnabled); |
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QTable::setItem(iRow, 2, pComboItem); |
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} else { |
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QTableItem* pTableItem = new QTableItem(this, |
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fEnabled ? QTableItem::OnTyping : QTableItem::Never, |
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param.value); |
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QTable::setItem(iRow, 2, pTableItem); |
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} |
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++iRow; |
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} |
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|
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// Adjust optimal column widths. |
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QTable::adjustColumn(0); |
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QTable::adjustColumn(2); |
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|
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QTable::setUpdatesEnabled(true); |
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QTable::updateContents(); |
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} |
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|
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|
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// end of qsamplerDevice.cpp |