--- qsampler/trunk/src/qsamplerChannel.cpp 2005/08/17 23:03:26 748 +++ qsampler/trunk/src/qsamplerChannel.cpp 2007/11/01 17:14:21 1464 @@ -1,7 +1,8 @@ // qsamplerChannel.cpp // /**************************************************************************** - Copyright (C) 2003-2005, rncbc aka Rui Nuno Capela. All rights reserved. + Copyright (C) 2004-2007, rncbc aka Rui Nuno Capela. All rights reserved. + Copyright (C) 2007, Christian Schoenebeck This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License @@ -13,36 +14,37 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + You should have received a copy of the GNU General Public License along + with this program; if not, write to the Free Software Foundation, Inc., + 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *****************************************************************************/ +#include "qsamplerUtilities.h" +#include "qsamplerAbout.h" #include "qsamplerChannel.h" #include "qsamplerMainForm.h" #include "qsamplerChannelForm.h" -#include "config.h" - #include +#include #ifdef CONFIG_LIBGIG #include "gig.h" #endif -#define QSAMPLER_INSTRUMENT_MAX 8 +#define QSAMPLER_INSTRUMENT_MAX 100 +using namespace QSampler; //------------------------------------------------------------------------- // qsamplerChannel - Sampler channel structure. // // Constructor. -qsamplerChannel::qsamplerChannel ( qsamplerMainForm *pMainForm, int iChannelID ) +qsamplerChannel::qsamplerChannel ( int iChannelID ) { - m_pMainForm = pMainForm; m_iChannelID = iChannelID; // m_sEngineName = noEngineName(); @@ -54,10 +56,12 @@ m_iMidiDevice = -1; m_iMidiPort = -1; m_iMidiChannel = -1; + m_iMidiMap = -1; m_sAudioDriver = "ALSA"; m_iAudioDevice = -1; m_fVolume = 0.0; - + m_bMute = false; + m_bSolo = false; } // Default destructor. @@ -66,45 +70,22 @@ } -// Main application form accessor. -qsamplerMainForm *qsamplerChannel::mainForm(void) const -{ - return m_pMainForm; -} - - -// The global options settings delegated property. -qsamplerOptions *qsamplerChannel::options (void) const -{ - if (m_pMainForm == NULL) - return NULL; - - return m_pMainForm->options(); -} - - -// The client descriptor delegated property. -lscp_client_t *qsamplerChannel::client (void) const -{ - if (m_pMainForm == NULL) - return NULL; - - return m_pMainForm->client(); -} - - // Create a new sampler channel, if not already. bool qsamplerChannel::addChannel (void) { - if (client() == NULL) + MainForm* pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL) return false; // Are we a new channel? if (m_iChannelID < 0) { - m_iChannelID = ::lscp_add_channel(client()); + m_iChannelID = ::lscp_add_channel(pMainForm->client()); if (m_iChannelID < 0) { appendMessagesClient("lscp_add_channel"); - appendMessagesError(QObject::tr("Could not add channel.\n\nSorry.")); + appendMessagesError( + QObject::tr("Could not add channel.\n\nSorry.")); } // Otherwise it's created... else appendMessages(QObject::tr("added.")); } @@ -117,12 +98,15 @@ // Remove sampler channel. bool qsamplerChannel::removeChannel (void) { - if (client() == NULL) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL) return false; // Are we an existing channel? if (m_iChannelID >= 0) { - if (::lscp_remove_channel(client(), m_iChannelID) != LSCP_OK) { + if (::lscp_remove_channel(pMainForm->client(), m_iChannelID) != LSCP_OK) { appendMessagesClient("lscp_remove_channel"); appendMessagesError(QObject::tr("Could not remove channel.\n\nSorry.")); } else { @@ -164,15 +148,19 @@ bool qsamplerChannel::loadEngine ( const QString& sEngineName ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (m_iInstrumentStatus == 100 && m_sEngineName == sEngineName) return true; - if (::lscp_load_engine(client(), sEngineName.latin1(), m_iChannelID) != LSCP_OK) { + if (::lscp_load_engine(pMainForm->client(), sEngineName.latin1(), m_iChannelID) != LSCP_OK) { appendMessagesClient("lscp_load_engine"); return false; } + appendMessages(QObject::tr("Engine: %1.").arg(sEngineName)); m_sEngineName = sEngineName; @@ -207,14 +195,23 @@ // Instrument file loader. bool qsamplerChannel::loadInstrument ( const QString& sInstrumentFile, int iInstrumentNr ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (!isInstrumentFile(sInstrumentFile)) return false; if (m_iInstrumentStatus == 100 && m_sInstrumentFile == sInstrumentFile && m_iInstrumentNr == iInstrumentNr) return true; - if (::lscp_load_instrument_non_modal(client(), sInstrumentFile.latin1(), iInstrumentNr, m_iChannelID) != LSCP_OK) { + if ( + ::lscp_load_instrument_non_modal( + pMainForm->client(), + qsamplerUtilities::lscpEscapePath(sInstrumentFile).latin1(), + iInstrumentNr, m_iChannelID + ) != LSCP_OK + ) { appendMessagesClient("lscp_load_instrument"); return false; } @@ -250,12 +247,15 @@ bool qsamplerChannel::setMidiDriver ( const QString& sMidiDriver ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (m_iInstrumentStatus == 100 && m_sMidiDriver == sMidiDriver) return true; - if (::lscp_set_channel_midi_type(client(), m_iChannelID, sMidiDriver.latin1()) != LSCP_OK) { + if (::lscp_set_channel_midi_type(pMainForm->client(), m_iChannelID, sMidiDriver.latin1()) != LSCP_OK) { appendMessagesClient("lscp_set_channel_midi_type"); return false; } @@ -275,12 +275,15 @@ bool qsamplerChannel::setMidiDevice ( int iMidiDevice ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (m_iInstrumentStatus == 100 && m_iMidiDevice == iMidiDevice) return true; - if (::lscp_set_channel_midi_device(client(), m_iChannelID, iMidiDevice) != LSCP_OK) { + if (::lscp_set_channel_midi_device(pMainForm->client(), m_iChannelID, iMidiDevice) != LSCP_OK) { appendMessagesClient("lscp_set_channel_midi_device"); return false; } @@ -300,12 +303,15 @@ bool qsamplerChannel::setMidiPort ( int iMidiPort ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (m_iInstrumentStatus == 100 && m_iMidiPort == iMidiPort) return true; - if (::lscp_set_channel_midi_port(client(), m_iChannelID, iMidiPort) != LSCP_OK) { + if (::lscp_set_channel_midi_port(pMainForm->client(), m_iChannelID, iMidiPort) != LSCP_OK) { appendMessagesClient("lscp_set_channel_midi_port"); return false; } @@ -325,12 +331,15 @@ bool qsamplerChannel::setMidiChannel ( int iMidiChannel ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (m_iInstrumentStatus == 100 && m_iMidiChannel == iMidiChannel) return true; - if (::lscp_set_channel_midi_channel(client(), m_iChannelID, iMidiChannel) != LSCP_OK) { + if (::lscp_set_channel_midi_channel(pMainForm->client(), m_iChannelID, iMidiChannel) != LSCP_OK) { appendMessagesClient("lscp_set_channel_midi_channel"); return false; } @@ -342,6 +351,34 @@ } +// MIDI instrument map accessor. +int qsamplerChannel::midiMap (void) const +{ + return m_iMidiMap; +} + +bool qsamplerChannel::setMidiMap ( int iMidiMap ) +{ + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) + return false; + if (m_iInstrumentStatus == 100 && m_iMidiMap == iMidiMap) + return true; +#ifdef CONFIG_MIDI_INSTRUMENT + if (::lscp_set_channel_midi_map(pMainForm->client(), m_iChannelID, iMidiMap) != LSCP_OK) { + appendMessagesClient("lscp_set_channel_midi_map"); + return false; + } +#endif + appendMessages(QObject::tr("MIDI map: %1.").arg(iMidiMap)); + + m_iMidiMap = iMidiMap; + return true; +} + + // Audio device accessor. int qsamplerChannel::audioDevice (void) const { @@ -350,12 +387,15 @@ bool qsamplerChannel::setAudioDevice ( int iAudioDevice ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (m_iInstrumentStatus == 100 && m_iAudioDevice == iAudioDevice) return true; - if (::lscp_set_channel_audio_device(client(), m_iChannelID, iAudioDevice) != LSCP_OK) { + if (::lscp_set_channel_audio_device(pMainForm->client(), m_iChannelID, iAudioDevice) != LSCP_OK) { appendMessagesClient("lscp_set_channel_audio_device"); return false; } @@ -375,12 +415,15 @@ bool qsamplerChannel::setAudioDriver ( const QString& sAudioDriver ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (m_iInstrumentStatus == 100 && m_sAudioDriver == sAudioDriver) return true; - if (::lscp_set_channel_audio_type(client(), m_iChannelID, sAudioDriver.latin1()) != LSCP_OK) { + if (::lscp_set_channel_audio_type(pMainForm->client(), m_iChannelID, sAudioDriver.latin1()) != LSCP_OK) { appendMessagesClient("lscp_set_channel_audio_type"); return false; } @@ -400,12 +443,15 @@ bool qsamplerChannel::setVolume ( float fVolume ) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; if (m_iInstrumentStatus == 100 && m_fVolume == fVolume) return true; - if (::lscp_set_channel_volume(client(), m_iChannelID, fVolume) != LSCP_OK) { + if (::lscp_set_channel_volume(pMainForm->client(), m_iChannelID, fVolume) != LSCP_OK) { appendMessagesClient("lscp_set_channel_volume"); return false; } @@ -417,6 +463,103 @@ } +// Sampler channel mute state. +bool qsamplerChannel::channelMute (void) const +{ + return m_bMute; +} + +bool qsamplerChannel::setChannelMute ( bool bMute ) +{ + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) + return false; + if (m_iInstrumentStatus == 100 && ((m_bMute && bMute) || (!m_bMute && !bMute))) + return true; + +#ifdef CONFIG_MUTE_SOLO + if (::lscp_set_channel_mute(pMainForm->client(), m_iChannelID, bMute) != LSCP_OK) { + appendMessagesClient("lscp_set_channel_mute"); + return false; + } + appendMessages(QObject::tr("Mute: %1.").arg((int) bMute)); + m_bMute = bMute; + return true; +#else + return false; +#endif +} + + +// Sampler channel solo state. +bool qsamplerChannel::channelSolo (void) const +{ + return m_bSolo; +} + +bool qsamplerChannel::setChannelSolo ( bool bSolo ) +{ + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) + return false; + if (m_iInstrumentStatus == 100 && ((m_bSolo && bSolo) || (!m_bSolo && !bSolo))) + return true; + +#ifdef CONFIG_MUTE_SOLO + if (::lscp_set_channel_solo(pMainForm->client(), m_iChannelID, bSolo) != LSCP_OK) { + appendMessagesClient("lscp_set_channel_solo"); + return false; + } + appendMessages(QObject::tr("Solo: %1.").arg((int) bSolo)); + m_bSolo = bSolo; + return true; +#else + return false; +#endif +} + + +// Audio routing accessors. +int qsamplerChannel::audioChannel ( int iAudioOut ) const +{ + return m_audioRouting[iAudioOut]; +} + +bool qsamplerChannel::setAudioChannel ( int iAudioOut, int iAudioIn ) +{ + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) + return false; + if (m_iInstrumentStatus == 100 && + m_audioRouting[iAudioOut] == iAudioIn) + return true; + + if (::lscp_set_channel_audio_channel(pMainForm->client(), + m_iChannelID, iAudioOut, iAudioIn) != LSCP_OK) { + appendMessagesClient("lscp_set_channel_audio_channel"); + return false; + } + + appendMessages(QObject::tr("Audio Channel: %1 -> %2.") + .arg(iAudioOut).arg(iAudioIn)); + + m_audioRouting[iAudioOut] = iAudioIn; + return true; +} + +// The audio routing map itself. +const qsamplerChannelRoutingMap& qsamplerChannel::audioRouting (void) const +{ + return m_audioRouting; +} + + // Istrument name remapper. void qsamplerChannel::updateInstrumentName (void) { @@ -430,11 +573,14 @@ // Update whole channel info state. bool qsamplerChannel::updateChannelInfo (void) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; // Read channel information. - lscp_channel_info_t *pChannelInfo = ::lscp_get_channel_info(client(), m_iChannelID); + lscp_channel_info_t *pChannelInfo = ::lscp_get_channel_info(pMainForm->client(), m_iChannelID); if (pChannelInfo == NULL) { appendMessagesClient("lscp_get_channel_info"); appendMessagesError(QObject::tr("Could not get channel information.\n\nSorry.")); @@ -443,9 +589,11 @@ #ifdef CONFIG_INSTRUMENT_NAME // We got all actual instrument datum... - m_sInstrumentFile = pChannelInfo->instrument_file; + m_sInstrumentFile = + qsamplerUtilities::lscpEscapedPathToPosix(pChannelInfo->instrument_file); m_iInstrumentNr = pChannelInfo->instrument_nr; - m_sInstrumentName = pChannelInfo->instrument_name; + m_sInstrumentName = + qsamplerUtilities::lscpEscapedTextToRaw(pChannelInfo->instrument_name); #else // First, check if intrument name has changed, // taking care that instrument name lookup might be expensive, @@ -463,8 +611,15 @@ m_iMidiDevice = pChannelInfo->midi_device; m_iMidiPort = pChannelInfo->midi_port; m_iMidiChannel = pChannelInfo->midi_channel; +#ifdef CONFIG_MIDI_INSTRUMENT + m_iMidiMap = pChannelInfo->midi_map; +#endif m_iAudioDevice = pChannelInfo->audio_device; m_fVolume = pChannelInfo->volume; +#ifdef CONFIG_MUTE_SOLO + m_bMute = pChannelInfo->mute; + m_bSolo = pChannelInfo->solo; +#endif // Some sanity checks. if (m_sEngineName == "NONE" || m_sEngineName.isEmpty()) m_sEngineName = QString::null; @@ -477,7 +632,7 @@ lscp_device_info_t *pDeviceInfo; const QString sNone = QObject::tr("(none)"); // Audio device driver type. - pDeviceInfo = ::lscp_get_audio_device_info(client(), m_iAudioDevice); + pDeviceInfo = ::lscp_get_audio_device_info(pMainForm->client(), m_iAudioDevice); if (pDeviceInfo == NULL) { appendMessagesClient("lscp_get_audio_device_info"); m_sAudioDriver = sNone; @@ -485,7 +640,7 @@ m_sAudioDriver = pDeviceInfo->driver; } // MIDI device driver type. - pDeviceInfo = ::lscp_get_midi_device_info(client(), m_iMidiDevice); + pDeviceInfo = ::lscp_get_midi_device_info(pMainForm->client(), m_iMidiDevice); if (pDeviceInfo == NULL) { appendMessagesClient("lscp_get_midi_device_info"); m_sMidiDriver = sNone; @@ -493,6 +648,18 @@ m_sMidiDriver = pDeviceInfo->driver; } + // Set the audio routing map. + m_audioRouting.clear(); +#ifdef CONFIG_AUDIO_ROUTING + int *piAudioRouting = pChannelInfo->audio_routing; + for (int i = 0; piAudioRouting && piAudioRouting[i] >= 0; i++) + m_audioRouting[i] = piAudioRouting[i]; +#else + char **ppszAudioRouting = pChannelInfo->audio_routing; + for (int i = 0; ppszAudioRouting && ppszAudioRouting[i]; i++) + m_audioRouting[i] = ::atoi(ppszAudioRouting[i]); +#endif + return true; } @@ -500,10 +667,13 @@ // Reset channel method. bool qsamplerChannel::channelReset (void) { - if (client() == NULL || m_iChannelID < 0) + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) return false; - if (::lscp_reset_channel(client(), m_iChannelID) != LSCP_OK) { + if (::lscp_reset_channel(pMainForm->client(), m_iChannelID) != LSCP_OK) { appendMessagesClient("lscp_reset_channel"); return false; } @@ -514,14 +684,61 @@ } +// Spawn instrument editor method. +bool qsamplerChannel::editChannel (void) +{ +#ifdef CONFIG_EDIT_INSTRUMENT + + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + if (pMainForm->client() == NULL || m_iChannelID < 0) + return false; + + if (::lscp_edit_channel_instrument(pMainForm->client(), m_iChannelID) + != LSCP_OK) { + appendMessagesClient("lscp_edit_channel_instrument"); + appendMessagesError(QObject::tr( + "Could not launch an appropriate instrument editor " + "for the given instrument!\n" + "Make sure you have an appropriate " + "instrument editor like 'gigedit' installed\n" + "and that it placed its mandatory DLL file " + "into the sampler's plugin directory.") + ); + return false; + } + + appendMessages(QObject::tr("edit instrument.")); + + return true; + +#else + + appendMessagesError(QObject::tr( + "Sorry, QSampler was compiled for a version of liblscp " + "which lacks this feature.\n" + "You may want to update liblscp and recompile QSampler afterwards.") + ); + + return false; + +#endif +} + + // Channel setup dialog form. bool qsamplerChannel::channelSetup ( QWidget *pParent ) { + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm == NULL) + return false; + bool bResult = false; appendMessages(QObject::tr("setup...")); - qsamplerChannelForm *pChannelForm = new qsamplerChannelForm(pParent); + ChannelForm *pChannelForm = new ChannelForm(pParent); if (pChannelForm) { pChannelForm->setup(this); bResult = pChannelForm->exec(); @@ -535,41 +752,47 @@ // Redirected messages output methods. void qsamplerChannel::appendMessages( const QString& s ) const { - if (m_pMainForm) - m_pMainForm->appendMessages(channelName() + ' ' + s); + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessages(channelName() + ' ' + s); } void qsamplerChannel::appendMessagesColor( const QString& s, const QString& c ) const { - if (m_pMainForm) - m_pMainForm->appendMessagesColor(channelName() + ' ' + s, c); + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessagesColor(channelName() + ' ' + s, c); } void qsamplerChannel::appendMessagesText( const QString& s ) const { - if (m_pMainForm) - m_pMainForm->appendMessagesText(channelName() + ' ' + s); + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessagesText(channelName() + ' ' + s); } void qsamplerChannel::appendMessagesError( const QString& s ) const { - if (m_pMainForm) - m_pMainForm->appendMessagesError(channelName() + "\n\n" + s); + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessagesError(channelName() + "\n\n" + s); } void qsamplerChannel::appendMessagesClient( const QString& s ) const { - if (m_pMainForm) - m_pMainForm->appendMessagesClient(channelName() + ' ' + s); + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->appendMessagesClient(channelName() + ' ' + s); } // Context menu event handler. void qsamplerChannel::contextMenuEvent( QContextMenuEvent *pEvent ) { - if (m_pMainForm) - m_pMainForm->contextMenuEvent(pEvent); + MainForm *pMainForm = MainForm::getInstance(); + if (pMainForm) + pMainForm->contextMenuEvent(pEvent); } @@ -674,4 +897,253 @@ } -// end of qsamplerChannel.cpp + +//------------------------------------------------------------------------- +// qsamplerChannelRoutingTable - Channel routing table. +// +#if 0 +// Constructor. +qsamplerChannelRoutingTable::qsamplerChannelRoutingTable ( + QWidget *pParent, const char *pszName ) + : QTable(pParent, pszName) +{ + // Set fixed number of columns. + QTable::setNumCols(2); + QTable::setShowGrid(false); + QTable::setSorting(false); + QTable::setFocusStyle(QTable::FollowStyle); + QTable::setSelectionMode(QTable::NoSelection); + // No vertical header. + QTable::verticalHeader()->hide(); + QTable::setLeftMargin(0); + // Initialize the fixed table column headings. + QHeader *pHeader = QTable::horizontalHeader(); + pHeader->setLabel(0, tr("Sampler Channel")); + pHeader->setLabel(1, tr("Device Channel")); + // Set read-onlyness of each column + QTable::setColumnReadOnly(0, true); +// QTable::setColumnReadOnly(1, false); -- of course not. + QTable::setColumnStretchable(1, true); +} + +// Default destructor. +qsamplerChannelRoutingTable::~qsamplerChannelRoutingTable (void) +{ +} + + +// Routing map table renderer. +void qsamplerChannelRoutingTable::refresh ( qsamplerDevice *pDevice, + const qsamplerChannelRoutingMap& routing ) +{ + if (pDevice == NULL) + return; + + // Always (re)start it empty. + QTable::setUpdatesEnabled(false); + QTable::setNumRows(0); + + // The common device port item list. + QStringList opts; + qsamplerDevicePortList& ports = pDevice->ports(); + qsamplerDevicePort *pPort; + for (pPort = ports.first(); pPort; pPort = ports.next()) { + opts.append(pDevice->deviceTypeName() + + ' ' + pDevice->driverName() + + ' ' + pPort->portName()); + } + + // Those items shall have a proper pixmap... + QPixmap pmChannel = QPixmap(":/icons/qsamplerChannel.png"); + QPixmap pmDevice; + switch (pDevice->deviceType()) { + case qsamplerDevice::Audio: + pmDevice = QPixmap(":/icons/audio2.png"); + break; + case qsamplerDevice::Midi: + pmDevice = QPixmap(":/icons/midi2.png"); + break; + case qsamplerDevice::None: + break; + } + + // Fill the routing table... + QTable::insertRows(0, routing.count()); + int iRow = 0; + qsamplerChannelRoutingMap::ConstIterator iter; + for (iter = routing.begin(); iter != routing.end(); ++iter) { + QTable::setPixmap(iRow, 0, pmChannel); + QTable::setText(iRow, 0, pDevice->deviceTypeName() + + ' ' + QString::number(iter.key())); + qsamplerChannelRoutingComboBox *pComboItem = + new qsamplerChannelRoutingComboBox(this, opts, pmDevice); + pComboItem->setCurrentItem(iter.data()); + QTable::setItem(iRow, 1, pComboItem); + ++iRow; + } + + // Adjust optimal column widths. + QTable::adjustColumn(0); + QTable::adjustColumn(1); + + QTable::setUpdatesEnabled(true); + QTable::updateContents(); +} + + +// Commit any pending editing. +void qsamplerChannelRoutingTable::flush (void) +{ + if (QTable::isEditing()) + QTable::endEdit(QTable::currEditRow(), QTable::currEditCol(), true, true); +} +#endif + +ChannelRoutingModel::ChannelRoutingModel(QObject* parent) : QAbstractTableModel(parent), pDevice(NULL) { +} + +int ChannelRoutingModel::rowCount(const QModelIndex& /*parent*/) const { + return routing.size(); +} + +int ChannelRoutingModel::columnCount(const QModelIndex& /*parent*/) const { + return 1; +} + +QVariant ChannelRoutingModel::data(const QModelIndex &index, int role) const { + if (!index.isValid()) + return QVariant(); + if (role != Qt::DisplayRole) + return QVariant(); + + ChannelRoutingItem item; + + // The common device port item list. + qsamplerDevicePortList& ports = pDevice->ports(); + qsamplerDevicePort* pPort; + for (pPort = ports.first(); pPort; pPort = ports.next()) { + item.options.append( + pDevice->deviceTypeName() + + ' ' + pDevice->driverName() + + ' ' + pPort->portName() + ); + } + + item.selection = routing[index.column()]; + + return QVariant::fromValue(item); +} + +QVariant ChannelRoutingModel::headerData(int section, Qt::Orientation orientation, int role) const { + if (role != Qt::DisplayRole) return QVariant(); + + if (orientation == Qt::Horizontal) + return QObject::tr("Device Channel"); + + if (orientation == Qt::Vertical) + return QObject::tr("Sampler Channel Output ") + + QString(section); + + return QVariant(); +} + +void ChannelRoutingModel::refresh ( qsamplerDevice *pDevice, + const qsamplerChannelRoutingMap& routing ) +{ + this->pDevice = pDevice; + this->routing = routing; +} + + + + +ChannelRoutingDelegate::ChannelRoutingDelegate(QObject *parent) : QItemDelegate(parent) { +} + +QWidget* ChannelRoutingDelegate::createEditor(QWidget *parent, + const QStyleOptionViewItem &/* option */, + const QModelIndex& index) const +{ + ChannelRoutingItem item = index.model()->data(index, Qt::DisplayRole).value(); + + QComboBox* editor = new QComboBox(parent); + editor->addItems(item.options); + editor->setCurrentIndex(item.selection); + editor->installEventFilter(const_cast(this)); + return editor; +} + +void ChannelRoutingDelegate::setEditorData(QWidget *editor, const QModelIndex &index) const { + ChannelRoutingItem item = index.model()->data(index, Qt::DisplayRole).value(); + QComboBox* comboBox = static_cast(editor); + comboBox->setCurrentIndex(item.selection); +} + +void ChannelRoutingDelegate::setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const { + QComboBox* comboBox = static_cast(editor); + model->setData(index, comboBox->currentIndex()); +} + +void ChannelRoutingDelegate::updateEditorGeometry(QWidget *editor, + const QStyleOptionViewItem &option, const QModelIndex &/* index */) const +{ + editor->setGeometry(option.rect); +} + + + +//------------------------------------------------------------------------- +// qsamplerChannelRoutingComboBox - Custom combo box for routing table. +// + +#if 0 +// Constructor. +qsamplerChannelRoutingComboBox::qsamplerChannelRoutingComboBox ( + QTable *pTable, const QStringList& list, const QPixmap& pixmap ) + : QTableItem(pTable, QTableItem::WhenCurrent, QString::null, pixmap), + m_list(list) +{ + m_iCurrentItem = 0; +} + +// Public accessors. +void qsamplerChannelRoutingComboBox::setCurrentItem ( int iCurrentItem ) +{ + m_iCurrentItem = iCurrentItem; + + QTableItem::setText(m_list[iCurrentItem]); +} + +int qsamplerChannelRoutingComboBox::currentItem (void) const +{ + return m_iCurrentItem; +} + +// Virtual implemetations. +QWidget *qsamplerChannelRoutingComboBox::createEditor (void) const +{ + QComboBox *pComboBox = new QComboBox(QTableItem::table()->viewport()); + QObject::connect(pComboBox, SIGNAL(activated(int)), + QTableItem::table(), SLOT(doValueChanged())); + for (QStringList::ConstIterator iter = m_list.begin(); + iter != m_list.end(); iter++) { + pComboBox->insertItem(QTableItem::pixmap(), *iter); + } + pComboBox->setCurrentItem(m_iCurrentItem); + return pComboBox; +} + +void qsamplerChannelRoutingComboBox::setContentFromEditor ( QWidget *pWidget ) +{ + if (pWidget->inherits("QComboBox")) { + QComboBox *pComboBox = (QComboBox *) pWidget; + m_iCurrentItem = pComboBox->currentItem(); + QTableItem::setText(pComboBox->currentText()); + } + else QTableItem::setContentFromEditor(pWidget); +} + +#endif + + +// end of qsamplerChannel.cpp \ No newline at end of file