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// qsamplerChannelForm.ui.h |
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// |
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// ui.h extension file, included from the uic-generated form implementation. |
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/**************************************************************************** |
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Copyright (C) 2004-2005, 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 <qvalidator.h> |
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#include <qmessagebox.h> |
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#include <qfiledialog.h> |
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#include <qfileinfo.h> |
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#include <qlistbox.h> |
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|
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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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// Kind of constructor. |
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void qsamplerChannelForm::init (void) |
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{ |
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// Initialize locals. |
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m_pChannel = NULL; |
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|
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m_iDirtySetup = 0; |
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m_iDirtyCount = 0; |
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|
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m_midiDevices.setAutoDelete(true); |
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m_audioDevices.setAutoDelete(true); |
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|
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m_pDeviceForm = NULL; |
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|
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// Try to restore normal window positioning. |
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adjustSize(); |
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} |
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|
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|
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// Kind of destructor. |
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void qsamplerChannelForm::destroy (void) |
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{ |
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if (m_pDeviceForm) |
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delete m_pDeviceForm; |
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m_pDeviceForm = NULL; |
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} |
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|
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|
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// Channel dialog setup formal initializer. |
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void qsamplerChannelForm::setup ( qsamplerChannel *pChannel ) |
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{ |
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m_pChannel = pChannel; |
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|
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m_iDirtySetup = 0; |
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m_iDirtyCount = 0; |
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|
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if (m_pChannel == NULL) |
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return; |
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|
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// It can be a brand new channel, remember? |
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bool bNew = (m_pChannel->channelID() < 0); |
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setCaption(m_pChannel->channelName()); |
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|
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// Check if we're up and connected. |
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if (m_pChannel->client() == NULL) |
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return; |
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|
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qsamplerOptions *pOptions = m_pChannel->options(); |
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if (pOptions == NULL) |
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return; |
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|
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// Avoid nested changes. |
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m_iDirtySetup++; |
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|
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// Load combo box history... |
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pOptions->loadComboBoxHistory(InstrumentFileComboBox); |
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|
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// Populate Engines list. |
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const char **ppszEngines = ::lscp_get_available_engines(m_pChannel->client()); |
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if (ppszEngines) { |
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EngineNameComboBox->clear(); |
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for (int iEngine = 0; ppszEngines[iEngine]; iEngine++) |
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EngineNameComboBox->insertItem(ppszEngines[iEngine]); |
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} |
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else m_pChannel->appendMessagesClient("lscp_get_available_engines"); |
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|
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// Populate Audio output type list. |
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AudioDriverComboBox->clear(); |
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AudioDriverComboBox->insertStringList( |
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qsamplerDevice::getDrivers(m_pChannel->client(), qsamplerDevice::Audio)); |
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|
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// Populate MIDI input type list. |
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MidiDriverComboBox->clear(); |
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MidiDriverComboBox->insertStringList( |
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qsamplerDevice::getDrivers(m_pChannel->client(), qsamplerDevice::Midi)); |
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|
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// Read proper channel information, |
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// and populate the channel form fields. |
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|
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// Engine name... |
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QString sEngineName = pChannel->engineName(); |
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if (sEngineName.isEmpty() || bNew) |
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sEngineName = pOptions->sEngineName; |
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if (sEngineName.isEmpty()) |
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sEngineName = qsamplerChannel::noEngineName(); |
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if (EngineNameComboBox->listBox()->findItem(sEngineName, |
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Qt::ExactMatch | Qt::CaseSensitive) == NULL) { |
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EngineNameComboBox->insertItem(sEngineName); |
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} |
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EngineNameComboBox->setCurrentText(sEngineName); |
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// Instrument filename and index... |
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QString sInstrumentFile = pChannel->instrumentFile(); |
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if (sInstrumentFile.isEmpty()) |
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sInstrumentFile = qsamplerChannel::noInstrumentName(); |
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InstrumentFileComboBox->setCurrentText(sInstrumentFile); |
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InstrumentNrComboBox->clear(); |
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InstrumentNrComboBox->insertStringList( |
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qsamplerChannel::getInstrumentList(sInstrumentFile, |
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pOptions->bInstrumentNames)); |
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InstrumentNrComboBox->setCurrentItem(pChannel->instrumentNr()); |
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|
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// MIDI input device... |
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qsamplerDevice midiDevice(m_pChannel->mainForm(), |
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qsamplerDevice::Midi, m_pChannel->midiDevice()); |
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// MIDI input driver... |
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QString sMidiDriver = midiDevice.driverName(); |
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if (sMidiDriver.isEmpty() || bNew) |
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sMidiDriver = pOptions->sMidiDriver.upper(); |
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if (!sMidiDriver.isEmpty()) { |
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if (MidiDriverComboBox->listBox()->findItem(sMidiDriver, |
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Qt::ExactMatch | Qt::CaseSensitive) == NULL) { |
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MidiDriverComboBox->insertItem(sMidiDriver); |
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} |
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MidiDriverComboBox->setCurrentText(sMidiDriver); |
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} |
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selectMidiDriverItem(sMidiDriver); |
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if (!bNew) |
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MidiDeviceComboBox->setCurrentText(midiDevice.deviceName()); |
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selectMidiDeviceItem(MidiDeviceComboBox->currentItem()); |
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// MIDI input port... |
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MidiPortSpinBox->setValue(pChannel->midiPort()); |
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// MIDI input channel... |
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int iMidiChannel = pChannel->midiChannel(); |
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// When new, try to suggest a sensible MIDI channel... |
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if (iMidiChannel < 0) |
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iMidiChannel = (::lscp_get_channels(m_pChannel->client()) % 16); |
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MidiChannelComboBox->setCurrentItem(iMidiChannel); |
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|
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// Audio output device... |
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qsamplerDevice audioDevice(m_pChannel->mainForm(), |
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qsamplerDevice::Audio, m_pChannel->audioDevice()); |
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// Audio output driver... |
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QString sAudioDriver = audioDevice.driverName(); |
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if (sAudioDriver.isEmpty() || bNew) |
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sAudioDriver = pOptions->sAudioDriver.upper(); |
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if (!sAudioDriver.isEmpty()) { |
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if (AudioDriverComboBox->listBox()->findItem(sAudioDriver, |
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Qt::ExactMatch | Qt::CaseSensitive) == NULL) { |
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AudioDriverComboBox->insertItem(sAudioDriver); |
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} |
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AudioDriverComboBox->setCurrentText(sAudioDriver); |
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} |
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selectAudioDriverItem(sAudioDriver); |
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if (!bNew) |
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AudioDeviceComboBox->setCurrentText(audioDevice.deviceName()); |
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selectAudioDeviceItem(AudioDeviceComboBox->currentItem()); |
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|
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// As convenient, make it ready on stabilizeForm() for |
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// prompt acceptance, if we got the minimum required... |
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if (sEngineName != qsamplerChannel::noEngineName() && |
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sInstrumentFile != qsamplerChannel::noInstrumentName()) |
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m_iDirtyCount++; |
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// Done. |
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m_iDirtySetup--; |
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stabilizeForm(); |
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} |
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|
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|
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// Accept settings (OK button slot). |
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void qsamplerChannelForm::accept (void) |
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{ |
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if (m_pChannel == NULL) |
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return; |
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|
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qsamplerOptions *pOptions = m_pChannel->options(); |
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if (pOptions == NULL) |
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return; |
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|
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// We'll go for it! |
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if (m_iDirtyCount > 0) { |
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int iErrors = 0; |
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// Are we a new channel? |
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if (!m_pChannel->addChannel()) |
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iErrors++; |
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// Accept Audio driver or device selection... |
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if (m_audioDevices.isEmpty()) { |
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if (!m_pChannel->setAudioDriver(AudioDriverComboBox->currentText())) |
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iErrors++; |
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} else { |
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qsamplerDevice *pDevice = m_audioDevices.at(AudioDeviceComboBox->currentItem()); |
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if (pDevice == NULL) |
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iErrors++; |
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else if (!m_pChannel->setAudioDevice(pDevice->deviceID())) |
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iErrors++; |
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} |
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// Accept MIDI driver or device selection... |
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if (m_midiDevices.isEmpty()) { |
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if (!m_pChannel->setMidiDriver(MidiDriverComboBox->currentText())) |
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iErrors++; |
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} else { |
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qsamplerDevice *pDevice = m_midiDevices.at(MidiDeviceComboBox->currentItem()); |
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if (pDevice == NULL) |
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iErrors++; |
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else if (!m_pChannel->setMidiDevice(pDevice->deviceID())) |
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iErrors++; |
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} |
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// MIDI input port number... |
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if (!m_pChannel->setMidiPort(MidiPortSpinBox->value())) |
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iErrors++; |
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// MIDI input channel... |
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if (!m_pChannel->setMidiChannel(MidiChannelComboBox->currentItem())) |
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iErrors++; |
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// Engine name... |
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if (!m_pChannel->loadEngine(EngineNameComboBox->currentText())) |
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iErrors++; |
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// Instrument file and index... |
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if (!m_pChannel->loadInstrument(InstrumentFileComboBox->currentText(), InstrumentNrComboBox->currentItem())) |
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iErrors++; |
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// Show error messages? |
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if (iErrors > 0) |
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m_pChannel->appendMessagesError(tr("Some channel settings could not be set.\n\nSorry.")); |
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} |
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|
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// Save default engine name, instrument directory and history... |
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pOptions->sInstrumentDir = QFileInfo(InstrumentFileComboBox->currentText()).dirPath(true); |
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pOptions->sEngineName = EngineNameComboBox->currentText(); |
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pOptions->sAudioDriver = AudioDriverComboBox->currentText(); |
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pOptions->sMidiDriver = MidiDriverComboBox->currentText(); |
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pOptions->saveComboBoxHistory(InstrumentFileComboBox); |
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|
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// Just go with dialog acceptance. |
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QDialog::accept(); |
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} |
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|
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|
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// Reject settings (Cancel button slot). |
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void qsamplerChannelForm::reject (void) |
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{ |
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bool bReject = true; |
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|
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// Check if there's any pending changes... |
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if (m_iDirtyCount > 0 && OkPushButton->isEnabled()) { |
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switch (QMessageBox::warning(this, tr("Warning"), |
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tr("Some channel settings have been changed.\n\n" |
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"Do you want to apply the changes?"), |
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tr("Apply"), tr("Discard"), tr("Cancel"))) { |
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case 0: // Apply... |
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accept(); |
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return; |
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case 1: // Discard |
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break; |
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default: // Cancel. |
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bReject = false; |
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} |
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} |
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|
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if (bReject) |
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QDialog::reject(); |
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} |
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|
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|
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// Browse and open an instrument file. |
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void qsamplerChannelForm::openInstrumentFile (void) |
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{ |
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qsamplerOptions *pOptions = m_pChannel->options(); |
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if (pOptions == NULL) |
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return; |
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|
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// FIXME: the instrument file filters should be restricted, |
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// depending on the current engine. |
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QString sInstrumentFile = QFileDialog::getOpenFileName( |
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pOptions->sInstrumentDir, // Start here. |
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tr("Instrument files") + " (*.gig *.dls)", // Filter (GIG and DLS files) |
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this, 0, // Parent and name (none) |
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tr("Instrument files") // Caption. |
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); |
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|
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if (sInstrumentFile.isEmpty()) |
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return; |
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|
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InstrumentFileComboBox->setCurrentText(sInstrumentFile); |
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} |
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|
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|
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// Refresh the actual instrument name. |
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void qsamplerChannelForm::updateInstrumentName (void) |
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{ |
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qsamplerOptions *pOptions = m_pChannel->options(); |
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if (pOptions == NULL) |
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return; |
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|
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// Finally this better idea would be to use libgig |
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// to retrieve the REAL instrument names. |
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InstrumentNrComboBox->clear(); |
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InstrumentNrComboBox->insertStringList( |
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qsamplerChannel::getInstrumentList( |
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InstrumentFileComboBox->currentText(), |
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pOptions->bInstrumentNames) |
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); |
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|
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optionsChanged(); |
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} |
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|
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// Show device options dialog. |
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void qsamplerChannelForm::setupDevice ( qsamplerDevice *pDevice, |
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qsamplerDevice::qsamplerDeviceType deviceTypeMode, |
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const QString& sDriverName ) |
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{ |
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// Create the device form if not already... |
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if (m_pDeviceForm == NULL) { |
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m_pDeviceForm = new qsamplerDeviceForm(this, 0, |
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WType_Dialog | WShowModal); |
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m_pDeviceForm->setMainForm(m_pChannel->mainForm()); |
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QObject::connect(m_pDeviceForm, SIGNAL(devicesChanged()), |
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this, SLOT(updateDevices())); |
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} |
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|
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// Refresh the device form with selected data. |
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if (m_pDeviceForm) { |
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m_pDeviceForm->setDeviceTypeMode(deviceTypeMode); |
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m_pDeviceForm->setClient(m_pChannel->client()); // -> refreshDevices(); |
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m_pDeviceForm->setDevice(pDevice); |
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m_pDeviceForm->setDriverName(sDriverName); |
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m_pDeviceForm->show(); |
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} |
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} |
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|
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|
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// Refresh MIDI driver item devices. |
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void qsamplerChannelForm::selectMidiDriverItem ( const QString& sMidiDriver ) |
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{ |
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const QString sDriverName = sMidiDriver.upper(); |
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|
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// Save current device id. |
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int iDeviceID = -1; |
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qsamplerDevice *pDevice = m_midiDevices.at(MidiDeviceComboBox->currentItem()); |
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if (pDevice) |
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iDeviceID = pDevice->deviceID(); |
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|
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// Clean maplist. |
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MidiDeviceComboBox->clear(); |
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m_midiDevices.clear(); |
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|
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// Populate with the current ones... |
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const QPixmap& midiPixmap = QPixmap::fromMimeSource("midi2.png"); |
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int *piDeviceIDs = qsamplerDevice::getDevices(m_pChannel->client(), |
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qsamplerDevice::Midi); |
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for (int i = 0; piDeviceIDs && piDeviceIDs[i] >= 0; i++) { |
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pDevice = new qsamplerDevice(m_pChannel->mainForm(), |
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qsamplerDevice::Midi, piDeviceIDs[i]); |
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if (pDevice->driverName().upper() == sDriverName) { |
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MidiDeviceComboBox->insertItem(midiPixmap, pDevice->deviceName()); |
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m_midiDevices.append(pDevice); |
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} else { |
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delete pDevice; |
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} |
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} |
381 |
|
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// Do proper enabling... |
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bool bEnabled = !m_midiDevices.isEmpty(); |
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if (!bEnabled) { |
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MidiDeviceComboBox->insertItem( |
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tr("(New MIDI %1 device)").arg(sMidiDriver)); |
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} else if (iDeviceID >= 0) { |
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// Select the previous current device... |
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int iMidiItem = 0; |
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for (pDevice = m_midiDevices.first(); |
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pDevice; |
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pDevice = m_midiDevices.next()) { |
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if (pDevice->deviceID() == iDeviceID) { |
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MidiDeviceComboBox->setCurrentItem(iMidiItem); |
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// selectMidiDeviceItem(iMidiItem); |
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break; |
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} |
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iMidiItem++; |
399 |
} |
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} |
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MidiDeviceTextLabel->setEnabled(bEnabled); |
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MidiDeviceComboBox->setEnabled(bEnabled); |
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} |
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|
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|
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// Refresh MIDI device options slot. |
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void qsamplerChannelForm::selectMidiDriver ( const QString& sMidiDriver ) |
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{ |
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if (m_iDirtySetup > 0) |
410 |
return; |
411 |
|
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selectMidiDriverItem(sMidiDriver); |
413 |
optionsChanged(); |
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} |
415 |
|
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|
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// Select MIDI device item. |
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void qsamplerChannelForm::selectMidiDeviceItem ( int iMidiItem ) |
419 |
{ |
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qsamplerDevice *pDevice = m_midiDevices.at(iMidiItem); |
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if (pDevice) { |
422 |
const qsamplerDeviceParamMap& params = pDevice->params(); |
423 |
int iPorts = params["PORTS"].value.toInt(); |
424 |
MidiPortTextLabel->setEnabled(iPorts > 0); |
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MidiPortSpinBox->setEnabled(iPorts > 0); |
426 |
if (iPorts > 0) |
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MidiPortSpinBox->setMaxValue(iPorts - 1); |
428 |
} |
429 |
} |
430 |
|
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|
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// Select MIDI device options slot. |
433 |
void qsamplerChannelForm::selectMidiDevice ( int iMidiItem ) |
434 |
{ |
435 |
if (m_iDirtySetup > 0) |
436 |
return; |
437 |
|
438 |
selectMidiDeviceItem(iMidiItem); |
439 |
optionsChanged(); |
440 |
} |
441 |
|
442 |
|
443 |
// MIDI device options. |
444 |
void qsamplerChannelForm::setupMidiDevice (void) |
445 |
{ |
446 |
setupDevice(m_midiDevices.at(MidiDeviceComboBox->currentItem()), |
447 |
qsamplerDevice::Midi, MidiDriverComboBox->currentText()); |
448 |
} |
449 |
|
450 |
|
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// Refresh Audio driver item devices. |
452 |
void qsamplerChannelForm::selectAudioDriverItem ( const QString& sAudioDriver ) |
453 |
{ |
454 |
const QString sDriverName = sAudioDriver.upper(); |
455 |
|
456 |
// Save current device id. |
457 |
int iDeviceID = -1; |
458 |
qsamplerDevice *pDevice = m_audioDevices.at(AudioDeviceComboBox->currentItem()); |
459 |
if (pDevice) |
460 |
iDeviceID = pDevice->deviceID(); |
461 |
|
462 |
// Clean maplist. |
463 |
AudioDeviceComboBox->clear(); |
464 |
m_audioDevices.clear(); |
465 |
|
466 |
// Populate with the current ones... |
467 |
const QPixmap& audioPixmap = QPixmap::fromMimeSource("audio2.png"); |
468 |
int *piDeviceIDs = qsamplerDevice::getDevices(m_pChannel->client(), |
469 |
qsamplerDevice::Audio); |
470 |
for (int i = 0; piDeviceIDs && piDeviceIDs[i] >= 0; i++) { |
471 |
pDevice = new qsamplerDevice(m_pChannel->mainForm(), |
472 |
qsamplerDevice::Audio, piDeviceIDs[i]); |
473 |
if (pDevice->driverName().upper() == sDriverName) { |
474 |
AudioDeviceComboBox->insertItem(audioPixmap, pDevice->deviceName()); |
475 |
m_audioDevices.append(pDevice); |
476 |
} else { |
477 |
delete pDevice; |
478 |
} |
479 |
} |
480 |
|
481 |
// Do proper enabling... |
482 |
bool bEnabled = !m_audioDevices.isEmpty(); |
483 |
if (!bEnabled) { |
484 |
AudioDeviceComboBox->insertItem( |
485 |
tr("(New Audio %1 device)").arg(sAudioDriver)); |
486 |
} else if (iDeviceID >= 0) { |
487 |
// Select the previous current device... |
488 |
int iAudioItem = 0; |
489 |
for (pDevice = m_audioDevices.first(); |
490 |
pDevice; |
491 |
pDevice = m_audioDevices.next()) { |
492 |
if (pDevice->deviceID() == iDeviceID) { |
493 |
AudioDeviceComboBox->setCurrentItem(iAudioItem); |
494 |
// selectAudioDeviceItem(iAudioItem); |
495 |
break; |
496 |
} |
497 |
iAudioItem++; |
498 |
} |
499 |
} |
500 |
AudioDeviceTextLabel->setEnabled(bEnabled); |
501 |
AudioDeviceComboBox->setEnabled(bEnabled); |
502 |
} |
503 |
|
504 |
|
505 |
// Refresh Audio device options slot. |
506 |
void qsamplerChannelForm::selectAudioDriver ( const QString& sAudioDriver ) |
507 |
{ |
508 |
if (m_iDirtySetup > 0) |
509 |
return; |
510 |
|
511 |
selectAudioDriverItem(sAudioDriver); |
512 |
optionsChanged(); |
513 |
} |
514 |
|
515 |
|
516 |
// Select Audio device item. |
517 |
void qsamplerChannelForm::selectAudioDeviceItem ( int iAudioItem ) |
518 |
{ |
519 |
qsamplerDevice *pDevice = m_audioDevices.at(iAudioItem); |
520 |
if (pDevice) { |
521 |
// Is there anything to do here? |
522 |
} |
523 |
} |
524 |
|
525 |
|
526 |
// Select Audio device options slot. |
527 |
void qsamplerChannelForm::selectAudioDevice ( int iAudioItem ) |
528 |
{ |
529 |
if (m_iDirtySetup > 0) |
530 |
return; |
531 |
|
532 |
selectAudioDeviceItem(iAudioItem); |
533 |
optionsChanged(); |
534 |
} |
535 |
|
536 |
|
537 |
// Audio device options. |
538 |
void qsamplerChannelForm::setupAudioDevice (void) |
539 |
{ |
540 |
setupDevice(m_audioDevices.at(AudioDeviceComboBox->currentItem()), |
541 |
qsamplerDevice::Audio, AudioDriverComboBox->currentText()); |
542 |
} |
543 |
|
544 |
|
545 |
// UPdate all device lists slot. |
546 |
void qsamplerChannelForm::updateDevices (void) |
547 |
{ |
548 |
if (m_iDirtySetup > 0) |
549 |
return; |
550 |
|
551 |
selectMidiDriverItem(MidiDriverComboBox->currentText()); |
552 |
selectAudioDriverItem(AudioDriverComboBox->currentText()); |
553 |
optionsChanged(); |
554 |
} |
555 |
|
556 |
|
557 |
// Dirty up settings. |
558 |
void qsamplerChannelForm::optionsChanged (void) |
559 |
{ |
560 |
if (m_iDirtySetup > 0) |
561 |
return; |
562 |
|
563 |
m_iDirtyCount++; |
564 |
stabilizeForm(); |
565 |
} |
566 |
|
567 |
|
568 |
// Stabilize current form state. |
569 |
void qsamplerChannelForm::stabilizeForm (void) |
570 |
{ |
571 |
const QString& sFilename = InstrumentFileComboBox->currentText(); |
572 |
OkPushButton->setEnabled(m_iDirtyCount > 0 && !sFilename.isEmpty() && QFileInfo(sFilename).exists()); |
573 |
} |
574 |
|
575 |
|
576 |
// end of qsamplerChannelForm.ui.h |