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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) 2004-2006, 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 along |
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with this program; if not, write to the Free Software Foundation, Inc., |
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
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|
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*****************************************************************************/ |
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|
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#include "qsamplerAbout.h" |
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#include "qsamplerDeviceForm.h" |
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|
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#include "qsamplerMainForm.h" |
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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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|
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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(QSAMPLER_TITLE ": " + m_pChannel->channelName()); |
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|
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// Check if we're up and connected. |
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qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance(); |
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if (pMainForm == NULL) |
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return; |
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if (pMainForm->client() == NULL) |
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return; |
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|
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qsamplerOptions *pOptions = pMainForm->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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// Notify.that we've just changed one audio route. |
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QObject::connect(AudioRoutingTable, SIGNAL(valueChanged(int,int)), |
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this, SLOT(changeAudioRouting(int,int))); |
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|
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// Populate Engines list. |
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const char **ppszEngines = ::lscp_list_available_engines(pMainForm->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_list_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(pMainForm->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(pMainForm->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(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(pMainForm->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(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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qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance(); |
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if (pMainForm == NULL) |
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return; |
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if (pMainForm->client() == NULL) |
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return; |
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|
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qsamplerOptions *pOptions = pMainForm->options(); |
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if (pOptions == NULL) |
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return; |
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|
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// Flush any pending editing... |
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AudioRoutingTable->flush(); |
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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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else if (!m_audioRouting.isEmpty()) { |
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// Set the audio route changes... |
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qsamplerChannelRoutingMap::ConstIterator iter; |
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for (iter = m_audioRouting.begin(); |
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iter != m_audioRouting.end(); ++iter) { |
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if (!m_pChannel->setAudioChannel(iter.key(), iter.data())) |
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iErrors++; |
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} |
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} |
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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, |
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QSAMPLER_TITLE ": " + 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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break; |
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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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qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance(); |
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if (pMainForm == NULL) |
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return; |
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if (pMainForm->client() == NULL) |
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return; |
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|
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qsamplerOptions *pOptions = pMainForm->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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QSAMPLER_TITLE ": " + 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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updateInstrumentName(); |
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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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qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance(); |
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if (pMainForm == NULL) |
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return; |
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if (pMainForm->client() == NULL) |
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return; |
349 |
|
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qsamplerOptions *pOptions = pMainForm->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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} |
365 |
|
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|
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// Show device options dialog. |
368 |
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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qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance(); |
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if (pMainForm == NULL) |
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return; |
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if (pMainForm->client() == NULL) |
376 |
return; |
377 |
|
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// Create the device form if not already... |
379 |
if (m_pDeviceForm == NULL) { |
380 |
m_pDeviceForm = new qsamplerDeviceForm(this, 0, |
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WType_Dialog | WShowModal); |
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QObject::connect(m_pDeviceForm, SIGNAL(devicesChanged()), |
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this, SLOT(updateDevices())); |
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} |
385 |
|
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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->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 ) |
399 |
{ |
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qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance(); |
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if (pMainForm == NULL) |
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return; |
403 |
if (pMainForm->client() == NULL) |
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return; |
405 |
|
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const QString sDriverName = sMidiDriver.upper(); |
407 |
|
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// Save current device id. |
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int iDeviceID = 0; |
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qsamplerDevice *pDevice = m_midiDevices.at(MidiDeviceComboBox->currentItem()); |
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if (pDevice) |
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iDeviceID = pDevice->deviceID(); |
413 |
|
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// Clean maplist. |
415 |
MidiDeviceComboBox->clear(); |
416 |
m_midiDevices.clear(); |
417 |
|
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// Populate with the current ones... |
419 |
const QPixmap& midiPixmap = QPixmap::fromMimeSource("midi2.png"); |
420 |
int *piDeviceIDs = qsamplerDevice::getDevices(pMainForm->client(), |
421 |
qsamplerDevice::Midi); |
422 |
for (int i = 0; piDeviceIDs && piDeviceIDs[i] >= 0; i++) { |
423 |
pDevice = new qsamplerDevice(qsamplerDevice::Midi, piDeviceIDs[i]); |
424 |
if (pDevice->driverName().upper() == sDriverName) { |
425 |
MidiDeviceComboBox->insertItem(midiPixmap, pDevice->deviceName()); |
426 |
m_midiDevices.append(pDevice); |
427 |
} else { |
428 |
delete pDevice; |
429 |
} |
430 |
} |
431 |
|
432 |
// Do proper enabling... |
433 |
bool bEnabled = !m_midiDevices.isEmpty(); |
434 |
if (bEnabled) { |
435 |
// Select the previous current device... |
436 |
int iMidiItem = 0; |
437 |
for (pDevice = m_midiDevices.first(); |
438 |
pDevice; |
439 |
pDevice = m_midiDevices.next()) { |
440 |
if (pDevice->deviceID() == iDeviceID) { |
441 |
MidiDeviceComboBox->setCurrentItem(iMidiItem); |
442 |
selectMidiDeviceItem(iMidiItem); |
443 |
break; |
444 |
} |
445 |
iMidiItem++; |
446 |
} |
447 |
} else { |
448 |
MidiDeviceComboBox->insertItem( |
449 |
tr("(New MIDI %1 device)").arg(sMidiDriver)); |
450 |
} |
451 |
MidiDeviceTextLabel->setEnabled(bEnabled); |
452 |
MidiDeviceComboBox->setEnabled(bEnabled); |
453 |
} |
454 |
|
455 |
|
456 |
// Refresh MIDI device options slot. |
457 |
void qsamplerChannelForm::selectMidiDriver ( const QString& sMidiDriver ) |
458 |
{ |
459 |
if (m_iDirtySetup > 0) |
460 |
return; |
461 |
|
462 |
selectMidiDriverItem(sMidiDriver); |
463 |
optionsChanged(); |
464 |
} |
465 |
|
466 |
|
467 |
// Select MIDI device item. |
468 |
void qsamplerChannelForm::selectMidiDeviceItem ( int iMidiItem ) |
469 |
{ |
470 |
qsamplerDevice *pDevice = m_midiDevices.at(iMidiItem); |
471 |
if (pDevice) { |
472 |
const qsamplerDeviceParamMap& params = pDevice->params(); |
473 |
int iPorts = params["PORTS"].value.toInt(); |
474 |
MidiPortTextLabel->setEnabled(iPorts > 0); |
475 |
MidiPortSpinBox->setEnabled(iPorts > 0); |
476 |
if (iPorts > 0) |
477 |
MidiPortSpinBox->setMaxValue(iPorts - 1); |
478 |
} |
479 |
} |
480 |
|
481 |
|
482 |
// Select MIDI device options slot. |
483 |
void qsamplerChannelForm::selectMidiDevice ( int iMidiItem ) |
484 |
{ |
485 |
if (m_iDirtySetup > 0) |
486 |
return; |
487 |
|
488 |
selectMidiDeviceItem(iMidiItem); |
489 |
optionsChanged(); |
490 |
} |
491 |
|
492 |
|
493 |
// MIDI device options. |
494 |
void qsamplerChannelForm::setupMidiDevice (void) |
495 |
{ |
496 |
setupDevice(m_midiDevices.at(MidiDeviceComboBox->currentItem()), |
497 |
qsamplerDevice::Midi, MidiDriverComboBox->currentText()); |
498 |
} |
499 |
|
500 |
|
501 |
// Refresh Audio driver item devices. |
502 |
void qsamplerChannelForm::selectAudioDriverItem ( const QString& sAudioDriver ) |
503 |
{ |
504 |
qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance(); |
505 |
if (pMainForm == NULL) |
506 |
return; |
507 |
if (pMainForm->client() == NULL) |
508 |
return; |
509 |
|
510 |
const QString sDriverName = sAudioDriver.upper(); |
511 |
|
512 |
// Save current device id. |
513 |
int iDeviceID = 0; |
514 |
qsamplerDevice *pDevice = m_audioDevices.at(AudioDeviceComboBox->currentItem()); |
515 |
if (pDevice) |
516 |
iDeviceID = pDevice->deviceID(); |
517 |
|
518 |
// Clean maplist. |
519 |
AudioDeviceComboBox->clear(); |
520 |
m_audioDevices.clear(); |
521 |
|
522 |
// Populate with the current ones... |
523 |
const QPixmap& audioPixmap = QPixmap::fromMimeSource("audio2.png"); |
524 |
int *piDeviceIDs = qsamplerDevice::getDevices(pMainForm->client(), |
525 |
qsamplerDevice::Audio); |
526 |
for (int i = 0; piDeviceIDs && piDeviceIDs[i] >= 0; i++) { |
527 |
pDevice = new qsamplerDevice(qsamplerDevice::Audio, piDeviceIDs[i]); |
528 |
if (pDevice->driverName().upper() == sDriverName) { |
529 |
AudioDeviceComboBox->insertItem(audioPixmap, pDevice->deviceName()); |
530 |
m_audioDevices.append(pDevice); |
531 |
} else { |
532 |
delete pDevice; |
533 |
} |
534 |
} |
535 |
|
536 |
// Do proper enabling... |
537 |
bool bEnabled = !m_audioDevices.isEmpty(); |
538 |
if (bEnabled) { |
539 |
// Select the previous current device... |
540 |
int iAudioItem = 0; |
541 |
for (pDevice = m_audioDevices.first(); |
542 |
pDevice; |
543 |
pDevice = m_audioDevices.next()) { |
544 |
if (pDevice->deviceID() == iDeviceID) { |
545 |
AudioDeviceComboBox->setCurrentItem(iAudioItem); |
546 |
selectAudioDeviceItem(iAudioItem); |
547 |
break; |
548 |
} |
549 |
iAudioItem++; |
550 |
} |
551 |
} else { |
552 |
AudioDeviceComboBox->insertItem( |
553 |
tr("(New Audio %1 device)").arg(sAudioDriver)); |
554 |
AudioRoutingTable->setNumRows(0); |
555 |
} |
556 |
AudioDeviceTextLabel->setEnabled(bEnabled); |
557 |
AudioDeviceComboBox->setEnabled(bEnabled); |
558 |
AudioRoutingTable->setEnabled(bEnabled); |
559 |
} |
560 |
|
561 |
|
562 |
// Refresh Audio device options slot. |
563 |
void qsamplerChannelForm::selectAudioDriver ( const QString& sAudioDriver ) |
564 |
{ |
565 |
if (m_iDirtySetup > 0) |
566 |
return; |
567 |
|
568 |
selectAudioDriverItem(sAudioDriver); |
569 |
optionsChanged(); |
570 |
} |
571 |
|
572 |
|
573 |
// Select Audio device item. |
574 |
void qsamplerChannelForm::selectAudioDeviceItem ( int iAudioItem ) |
575 |
{ |
576 |
qsamplerDevice *pDevice = m_audioDevices.at(iAudioItem); |
577 |
if (pDevice) { |
578 |
// Refresh the audio routing table. |
579 |
AudioRoutingTable->refresh(pDevice, m_pChannel->audioRouting()); |
580 |
// Reset routing change map. |
581 |
m_audioRouting.clear(); |
582 |
} |
583 |
} |
584 |
|
585 |
|
586 |
// Select Audio device options slot. |
587 |
void qsamplerChannelForm::selectAudioDevice ( int iAudioItem ) |
588 |
{ |
589 |
if (m_iDirtySetup > 0) |
590 |
return; |
591 |
|
592 |
selectAudioDeviceItem(iAudioItem); |
593 |
optionsChanged(); |
594 |
} |
595 |
|
596 |
|
597 |
// Audio device options. |
598 |
void qsamplerChannelForm::setupAudioDevice (void) |
599 |
{ |
600 |
setupDevice(m_audioDevices.at(AudioDeviceComboBox->currentItem()), |
601 |
qsamplerDevice::Audio, AudioDriverComboBox->currentText()); |
602 |
} |
603 |
|
604 |
|
605 |
// Audio routing change slot. |
606 |
void qsamplerChannelForm::changeAudioRouting ( int iRow, int iCol ) |
607 |
{ |
608 |
if (m_iDirtySetup > 0) |
609 |
return; |
610 |
if (iRow < 0 || iCol < 0) |
611 |
return; |
612 |
|
613 |
// Verify that this is a QComboTableItem (magic rtti == 1) |
614 |
QTableItem *pItem = AudioRoutingTable->item(iRow, iCol); |
615 |
if (pItem == NULL) |
616 |
return; |
617 |
qsamplerChannelRoutingComboBox *pComboItem = |
618 |
static_cast<qsamplerChannelRoutingComboBox*> (pItem); |
619 |
// FIXME: Its not garanteed that we must have |
620 |
// iAudioOut == iRow on all times forth! |
621 |
m_audioRouting[iRow] = pComboItem->currentItem(); |
622 |
|
623 |
// And let's get dirty... |
624 |
optionsChanged(); |
625 |
} |
626 |
|
627 |
|
628 |
// UPdate all device lists slot. |
629 |
void qsamplerChannelForm::updateDevices (void) |
630 |
{ |
631 |
if (m_iDirtySetup > 0) |
632 |
return; |
633 |
|
634 |
selectMidiDriverItem(MidiDriverComboBox->currentText()); |
635 |
selectAudioDriverItem(AudioDriverComboBox->currentText()); |
636 |
optionsChanged(); |
637 |
} |
638 |
|
639 |
|
640 |
// Dirty up settings. |
641 |
void qsamplerChannelForm::optionsChanged (void) |
642 |
{ |
643 |
if (m_iDirtySetup > 0) |
644 |
return; |
645 |
|
646 |
m_iDirtyCount++; |
647 |
stabilizeForm(); |
648 |
} |
649 |
|
650 |
|
651 |
// Stabilize current form state. |
652 |
void qsamplerChannelForm::stabilizeForm (void) |
653 |
{ |
654 |
const QString& sFilename = InstrumentFileComboBox->currentText(); |
655 |
OkPushButton->setEnabled(m_iDirtyCount > 0 && !sFilename.isEmpty() && QFileInfo(sFilename).exists()); |
656 |
} |
657 |
|
658 |
|
659 |
// end of qsamplerChannelForm.ui.h |