/[svn]/qsampler/trunk/src/qsamplerOptions.cpp
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Contents of /qsampler/trunk/src/qsamplerOptions.cpp

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Revision 4070 - (show annotations) (download)
Wed Jan 3 15:38:52 2024 UTC (2 months, 2 weeks ago) by capela
File size: 21245 byte(s)
- Updated copyright headers into the New Year (2024).
1 // qsamplerOptions.cpp
2 //
3 /****************************************************************************
4 Copyright (C) 2004-2024, rncbc aka Rui Nuno Capela. All rights reserved.
5 Copyright (C) 2007,2008,2015 Christian Schoenebeck
6
7 This program is free software; you can redistribute it and/or
8 modify it under the terms of the GNU General Public License
9 as published by the Free Software Foundation; either version 2
10 of the License, or (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License along
18 with this program; if not, write to the Free Software Foundation, Inc.,
19 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20
21 *****************************************************************************/
22
23 #include "qsamplerAbout.h"
24 #include "qsamplerOptions.h"
25 #include "qsamplerMainForm.h"
26
27 #include <QFileInfo>
28 #include <QTextStream>
29
30 #include <QComboBox>
31
32 #if QT_VERSION >= QT_VERSION_CHECK(5, 2, 0)
33 #include <QCommandLineParser>
34 #include <QCommandLineOption>
35 #if defined(Q_OS_WINDOWS)
36 #include <QMessageBox>
37 #endif
38 #endif
39
40 #include <QApplication>
41
42 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
43 #include <QDesktopWidget>
44 #endif
45
46
47 namespace QSampler {
48
49 //-------------------------------------------------------------------------
50 // QSampler::Options - Prototype settings structure.
51 //
52
53 // Constructor.
54 Options::Options (void)
55 : m_settings(QSAMPLER_DOMAIN, QSAMPLER_TITLE)
56 {
57 loadOptions();
58 }
59
60
61 // Default Destructor.
62 Options::~Options (void)
63 {
64 saveOptions();
65 }
66
67
68 // Explicit load method.
69 void Options::loadOptions (void)
70 {
71 // Begin into general options group.
72 m_settings.beginGroup("/Options");
73
74 // Load server options...
75 m_settings.beginGroup("/Server");
76 sServerHost = m_settings.value("/ServerHost", "localhost").toString();
77 iServerPort = m_settings.value("/ServerPort", 8888).toInt();
78 #if defined(__APPLE__) // Toshi Nagata 20080105
79 // TODO: Should this be a configure option?
80 iServerTimeout = m_settings.value("/ServerTimeout", 10000).toInt();
81 #else
82 iServerTimeout = m_settings.value("/ServerTimeout", 1000).toInt();
83 #endif
84 bServerStart = m_settings.value("/ServerStart", true).toBool();
85 #if defined(__APPLE__)
86 sServerCmdLine = m_settings.value("/ServerCmdLine", "/usr/local/bin/linuxsampler").toString();
87 #else
88 sServerCmdLine = m_settings.value("/ServerCmdLine", "linuxsampler").toString();
89 #endif
90 iStartDelay = m_settings.value("/StartDelay", 3).toInt();
91 m_settings.endGroup();
92
93 // Load logging options...
94 m_settings.beginGroup("/Logging");
95 bMessagesLog = m_settings.value("/MessagesLog", false).toBool();
96 sMessagesLogPath = m_settings.value("/MessagesLogPath", "qsampler.log").toString();
97 m_settings.endGroup();
98
99 // Load display options...
100 m_settings.beginGroup("/Display");
101 sDisplayFont = m_settings.value("/DisplayFont").toString();
102 bDisplayEffect = m_settings.value("/DisplayEffect", true).toBool();
103 bAutoRefresh = m_settings.value("/AutoRefresh", true).toBool();
104 iAutoRefreshTime = m_settings.value("/AutoRefreshTime", 1000).toInt();
105 iMaxVolume = m_settings.value("/MaxVolume", 100).toInt();
106 sMessagesFont = m_settings.value("/MessagesFont").toString();
107 bMessagesLimit = m_settings.value("/MessagesLimit", true).toBool();
108 iMessagesLimitLines = m_settings.value("/MessagesLimitLines", 1000).toInt();
109 bConfirmRemove = m_settings.value("/ConfirmRemove", true).toBool();
110 bConfirmReset = m_settings.value("/ConfirmReset", true).toBool();
111 bConfirmRestart = m_settings.value("/ConfirmRestart", true).toBool();
112 bConfirmError = m_settings.value("/ConfirmError", true).toBool();
113 bKeepOnTop = m_settings.value("/KeepOnTop", true).toBool();
114 bStdoutCapture = m_settings.value("/StdoutCapture", true).toBool();
115 bCompletePath = m_settings.value("/CompletePath", true).toBool();
116 iMaxRecentFiles = m_settings.value("/MaxRecentFiles", 5).toInt();
117 iBaseFontSize = m_settings.value("/BaseFontSize", 0).toInt();
118 // if libgig provides a fast way to retrieve instrument names even for large
119 // .gig files, then we enable this feature by default
120 #ifdef CONFIG_LIBGIG_SETAUTOLOAD
121 bInstrumentNames = m_settings.value("/InstrumentNames", true).toBool();
122 #else
123 bInstrumentNames = m_settings.value("/InstrumentNames", false).toBool();
124 #endif
125 m_settings.endGroup();
126
127 // Load custom options...
128 m_settings.beginGroup("/Custom");
129 sCustomColorTheme = m_settings.value("/ColorTheme").toString();
130 sCustomStyleTheme = m_settings.value("/StyleTheme").toString();
131 m_settings.endGroup();
132
133 // And go into view options group.
134 m_settings.beginGroup("/View");
135 bMenubar = m_settings.value("/Menubar", true).toBool();
136 bToolbar = m_settings.value("/Toolbar", true).toBool();
137 bStatusbar = m_settings.value("/Statusbar", true).toBool();
138 bAutoArrange = m_settings.value("/AutoArrange", true).toBool();
139 m_settings.endGroup();
140
141 m_settings.endGroup(); // Options group.
142
143 // Recent file list.
144 recentFiles.clear();
145 m_settings.beginGroup("/RecentFiles");
146 for (int iFile = 0; iFile < iMaxRecentFiles; iFile++) {
147 QString sFilename = m_settings.value(
148 "/File" + QString::number(iFile + 1)).toString();
149 if (!sFilename.isEmpty())
150 recentFiles.append(sFilename);
151 }
152 m_settings.endGroup();
153
154 // Sampler fine tuning settings.
155 m_settings.beginGroup("/Tuning");
156 iMaxVoices = m_settings.value("/MaxVoices", -1).toInt();
157 iMaxStreams = m_settings.value("/MaxStreams", -1).toInt();
158 m_settings.endGroup();
159
160 // Last but not least, get the default directories.
161 m_settings.beginGroup("/Default");
162 sSessionDir = m_settings.value("/SessionDir").toString();
163 sInstrumentDir = m_settings.value("/InstrumentDir").toString();
164 sEngineName = m_settings.value("/EngineName").toString();
165 sAudioDriver = m_settings.value("/AudioDriver").toString();
166 sMidiDriver = m_settings.value("/MidiDriver").toString();
167 iMidiMap = m_settings.value("/MidiMap", 0).toInt();
168 iMidiBank = m_settings.value("/MidiBank", 0).toInt();
169 iMidiProg = m_settings.value("/MidiProg", 0).toInt();
170 iVolume = m_settings.value("/Volume", 100).toInt();
171 iLoadMode = m_settings.value("/Loadmode", 0).toInt();
172 m_settings.endGroup();
173 }
174
175
176 // Explicit save method.
177 void Options::saveOptions (void)
178 {
179 // Make program version available in the future.
180 m_settings.beginGroup("/Program");
181 m_settings.setValue("/Version", PROJECT_VERSION);
182 m_settings.endGroup();
183
184 // And go into general options group.
185 m_settings.beginGroup("/Options");
186
187 // Save server options.
188 m_settings.beginGroup("/Server");
189 m_settings.setValue("/ServerHost", sServerHost);
190 m_settings.setValue("/ServerPort", iServerPort);
191 m_settings.setValue("/ServerTimeout", iServerTimeout);
192 m_settings.setValue("/ServerStart", bServerStart);
193 m_settings.setValue("/ServerCmdLine", sServerCmdLine);
194 m_settings.setValue("/StartDelay", iStartDelay);
195 m_settings.endGroup();
196
197 // Save logging options...
198 m_settings.beginGroup("/Logging");
199 m_settings.setValue("/MessagesLog", bMessagesLog);
200 m_settings.setValue("/MessagesLogPath", sMessagesLogPath);
201 m_settings.endGroup();
202
203 // Save display options.
204 m_settings.beginGroup("/Display");
205 m_settings.setValue("/DisplayFont", sDisplayFont);
206 m_settings.setValue("/DisplayEffect", bDisplayEffect);
207 m_settings.setValue("/AutoRefresh", bAutoRefresh);
208 m_settings.setValue("/AutoRefreshTime", iAutoRefreshTime);
209 m_settings.setValue("/MaxVolume", iMaxVolume);
210 m_settings.setValue("/MessagesFont", sMessagesFont);
211 m_settings.setValue("/MessagesLimit", bMessagesLimit);
212 m_settings.setValue("/MessagesLimitLines", iMessagesLimitLines);
213 m_settings.setValue("/ConfirmRemove", bConfirmRemove);
214 m_settings.setValue("/ConfirmReset", bConfirmReset);
215 m_settings.setValue("/ConfirmRestart", bConfirmRestart);
216 m_settings.setValue("/ConfirmError", bConfirmError);
217 m_settings.setValue("/KeepOnTop", bKeepOnTop);
218 m_settings.setValue("/StdoutCapture", bStdoutCapture);
219 m_settings.setValue("/CompletePath", bCompletePath);
220 m_settings.setValue("/MaxRecentFiles", iMaxRecentFiles);
221 m_settings.setValue("/BaseFontSize", iBaseFontSize);
222 m_settings.setValue("/InstrumentNames", bInstrumentNames);
223 m_settings.endGroup();
224
225 // Save custom options...
226 m_settings.beginGroup("/Custom");
227 m_settings.setValue("/ColorTheme", sCustomColorTheme);
228 m_settings.setValue("/StyleTheme", sCustomStyleTheme);
229 m_settings.endGroup();
230
231 // View options group.
232 m_settings.beginGroup("/View");
233 m_settings.setValue("/Menubar", bMenubar);
234 m_settings.setValue("/Toolbar", bToolbar);
235 m_settings.setValue("/Statusbar", bStatusbar);
236 m_settings.setValue("/AutoArrange", bAutoArrange);
237 m_settings.endGroup();
238
239 m_settings.endGroup(); // Options group.
240
241 // Recent file list.
242 int iFile = 0;
243 m_settings.beginGroup("/RecentFiles");
244 QStringListIterator iter(recentFiles);
245 while (iter.hasNext())
246 m_settings.setValue("/File" + QString::number(++iFile), iter.next());
247 m_settings.endGroup();
248
249 // Sampler fine tuning settings.
250 m_settings.beginGroup("/Tuning");
251 if (iMaxVoices > 0)
252 m_settings.setValue("/MaxVoices", iMaxVoices);
253 if (iMaxStreams >= 0)
254 m_settings.setValue("/MaxStreams", iMaxStreams);
255 m_settings.endGroup();
256
257 // Default directories.
258 m_settings.beginGroup("/Default");
259 m_settings.setValue("/SessionDir", sSessionDir);
260 m_settings.setValue("/InstrumentDir", sInstrumentDir);
261 m_settings.setValue("/EngineName", sEngineName);
262 m_settings.setValue("/AudioDriver", sAudioDriver);
263 m_settings.setValue("/MidiDriver", sMidiDriver);
264 m_settings.setValue("/MidiMap", iMidiMap);
265 m_settings.setValue("/MidiBank", iMidiBank);
266 m_settings.setValue("/MidiProg", iMidiProg);
267 m_settings.setValue("/Volume", iVolume);
268 m_settings.setValue("/Loadmode", iLoadMode);
269 m_settings.endGroup();
270
271 // Save/commit to disk.
272 m_settings.sync();
273 }
274
275
276 //-------------------------------------------------------------------------
277 // Settings accessor.
278 //
279
280 QSettings& Options::settings (void)
281 {
282 return m_settings;
283 }
284
285
286 //-------------------------------------------------------------------------
287 // Command-line argument stuff.
288 //
289
290 #if QT_VERSION >= QT_VERSION_CHECK(5, 2, 0)
291
292 void Options::show_error( const QString& msg )
293 {
294 #if defined(Q_OS_WINDOWS)
295 QMessageBox::information(nullptr, QApplication::applicationName(), msg);
296 #else
297 const QByteArray tmp = msg.toUtf8() + '\n';
298 ::fputs(tmp.constData(), stderr);
299 #endif
300 }
301
302 #else
303
304 // Help about command line options.
305 void Options::print_usage ( const QString& arg0 )
306 {
307 QTextStream out(stderr);
308 const QString sEot = "\n\t";
309 const QString sEol = "\n\n";
310
311 out << QObject::tr("Usage: %1 [options] [session-file]").arg(arg0) + sEol;
312 out << QSAMPLER_TITLE " - " + QObject::tr(QSAMPLER_SUBTITLE) + sEol;
313 out << QObject::tr("Options:") + sEol;
314 out << " -s, --start" + sEot +
315 QObject::tr("Start linuxsampler server locally.") + sEol;
316 out << " -n, --hostname" + sEot +
317 QObject::tr("Specify linuxsampler server hostname (default = localhost)") + sEol;
318 out << " -p, --port" + sEot +
319 QObject::tr("Specify linuxsampler server port number (default = 8888)") + sEol;
320 out << " -h, --help" + sEot +
321 QObject::tr("Show help about command line options.") + sEol;
322 out << " -v, --version" + sEot +
323 QObject::tr("Show version information") + sEol;
324 }
325
326 #endif
327
328
329 // Parse command line arguments into m_settings.
330 bool Options::parse_args ( const QStringList& args )
331 {
332 #if QT_VERSION >= QT_VERSION_CHECK(5, 2, 0)
333
334 QCommandLineParser parser;
335 parser.setApplicationDescription(
336 QSAMPLER_TITLE " - " + QObject::tr(QSAMPLER_SUBTITLE));
337
338 parser.addOption({{"s", "start"},
339 QObject::tr("Start linuxsampler server locally.")});
340 parser.addOption({{"n", "hostname"},
341 QObject::tr("Specify linuxsampler server hostname (default = localhost)"), "name"});
342 parser.addOption({{"p", "port"},
343 QObject::tr("Specify linuxsampler server port number (default = 8888)"), "num"});
344 parser.addHelpOption();
345 parser.addVersionOption();
346 parser.addPositionalArgument("session-file",
347 QObject::tr("Session file (.lscp)"),
348 QObject::tr("[session-file]"));
349 parser.process(args);
350
351 if (parser.isSet("start")) {
352 bServerStart = true;
353 }
354
355 if (parser.isSet("hostname")) {
356 const QString& sVal = parser.value("hostname");
357 if (sVal.isEmpty()) {
358 show_error(QObject::tr("Option -n requires an argument (hostname)."));
359 return false;
360 }
361 sServerHost = sVal;
362 }
363
364 if (parser.isSet("port")) {
365 bool bOK = false;
366 const int iVal = parser.value("port").toInt(&bOK);
367 if (!bOK) {
368 show_error(QObject::tr("Option -p requires an argument (port)."));
369 return false;
370 }
371 iServerPort = iVal;
372 }
373
374 foreach (const QString& sArg, parser.positionalArguments()) {
375 sessionFiles.append(QFileInfo(sArg).absoluteFilePath());
376 }
377
378 #else
379
380 int iCmdArgs = 0;
381
382 QTextStream out(stderr);
383 const QString sEol = "\n\n";
384 const int argc = args.count();
385
386 for (int i = 1; i < argc; ++i) {
387
388 QString sArg = args.at(i);
389
390 if (iCmdArgs > 0) {
391 sessionFiles.append(QFileInfo(sArg).absoluteFilePath());
392 ++iCmdArgs;
393 continue;
394 }
395
396 QString sVal;
397 const int iEqual = sArg.indexOf("=");
398 if (iEqual >= 0) {
399 sVal = sArg.right(sArg.length() - iEqual - 1);
400 sArg = sArg.left(iEqual);
401 }
402 else if (i < argc - 1) {
403 sVal = args.at(i + 1);
404 if (sVal[0] == '-')
405 sVal.clear();
406 }
407
408 if (sArg == "-s" || sArg == "--start") {
409 bServerStart = true;
410 }
411 else if (sArg == "-n" || sArg == "--hostname") {
412 if (sVal.isNull()) {
413 out << QObject::tr("Option -n requires an argument (hostname).") + sEol;
414 return false;
415 }
416 sServerHost = sVal;
417 if (iEqual < 0)
418 ++i;
419 }
420 else if (sArg == "-p" || sArg == "--port") {
421 if (sVal.isNull()) {
422 out << QObject::tr("Option -p requires an argument (port).") + sEol;
423 return false;
424 }
425 iServerPort = sVal.toInt();
426 if (iEqual < 0)
427 ++i;
428 }
429 else if (sArg == "-h" || sArg == "--help") {
430 print_usage(args.at(0));
431 return false;
432 }
433 else if (sArg == "-v" || sArg == "--version") {
434 out << QString("Qt: %1").arg(qVersion());
435 #if defined(QT_STATIC)
436 out << "-static";
437 #endif
438 out << '\n';
439 #ifdef CONFIG_LIBGIG
440 out << QString("%1: %2\n")
441 .arg(gig::libraryName().c_str())
442 .arg(gig::libraryVersion().c_str());
443 #endif
444 out << QString("%1: %2\n")
445 .arg(::lscp_client_package())
446 .arg(::lscp_client_version());
447 out << QString("%1: %2\n")
448 .arg(QSAMPLER_TITLE)
449 .arg(PROJECT_VERSION);
450 return false;
451 } else {
452 // If we don't have one by now,
453 // this will be the startup sesion file...
454 sessionFiles.append(QFileInfo(sArg).absoluteFilePath());
455 ++iCmdArgs;
456 }
457 }
458
459 #endif
460
461 // Alright with argument parsing.
462 return true;
463 }
464
465
466 //---------------------------------------------------------------------------
467 // Widget geometry persistence helper methods.
468
469 void Options::loadWidgetGeometry ( QWidget *pWidget, bool bVisible )
470 {
471 // Try to restore old form window positioning.
472 if (pWidget) {
473 // if (bVisible) pWidget->show(); -- force initial exposure?
474 m_settings.beginGroup("/Geometry/" + pWidget->objectName());
475 #if QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
476 const QByteArray& geometry
477 = m_settings.value("/geometry").toByteArray();
478 if (geometry.isEmpty()) {
479 QWidget *pParent = pWidget->parentWidget();
480 if (pParent)
481 pParent = pParent->window();
482 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
483 if (pParent == nullptr)
484 pParent = QApplication::desktop();
485 #endif
486 if (pParent) {
487 QRect wrect(pWidget->geometry());
488 wrect.moveCenter(pParent->geometry().center());
489 pWidget->move(wrect.topLeft());
490 }
491 } else {
492 pWidget->restoreGeometry(geometry);
493 }
494 #else//--LOAD_OLD_GEOMETRY
495 QPoint wpos;
496 QSize wsize;
497 wpos.setX(m_settings.value("/x", -1).toInt());
498 wpos.setY(m_settings.value("/y", -1).toInt());
499 wsize.setWidth(m_settings.value("/width", -1).toInt());
500 wsize.setHeight(m_settings.value("/height", -1).toInt());
501 if (wpos.x() > 0 && wpos.y() > 0)
502 pWidget->move(wpos);
503 if (wsize.width() > 0 && wsize.height() > 0)
504 pWidget->resize(wsize);
505 #endif
506 // else
507 // pWidget->adjustSize();
508 if (!bVisible)
509 bVisible = m_settings.value("/visible", false).toBool();
510 if (bVisible)
511 pWidget->show();
512 else
513 pWidget->hide();
514 m_settings.endGroup();
515 }
516 }
517
518
519 void Options::saveWidgetGeometry ( QWidget *pWidget, bool bVisible )
520 {
521 // Try to save form window position...
522 // (due to X11 window managers ideossincrasies, we better
523 // only save the form geometry while its up and visible)
524 if (pWidget) {
525 m_settings.beginGroup("/Geometry/" + pWidget->objectName());
526 #if QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
527 m_settings.setValue("/geometry", pWidget->saveGeometry());
528 #else//--SAVE_OLD_GEOMETRY
529 const QPoint& wpos = pWidget->pos();
530 const QSize& wsize = pWidget->size();
531 m_settings.setValue("/x", wpos.x());
532 m_settings.setValue("/y", wpos.y());
533 m_settings.setValue("/width", wsize.width());
534 m_settings.setValue("/height", wsize.height());
535 #endif
536 if (!bVisible) bVisible = pWidget->isVisible();
537 m_settings.setValue("/visible", bVisible);
538 m_settings.endGroup();
539 }
540 }
541
542
543 //---------------------------------------------------------------------------
544 // Combo box history persistence helper implementation.
545
546 void Options::loadComboBoxHistory ( QComboBox *pComboBox, int iLimit )
547 {
548 const bool bBlockSignals = pComboBox->blockSignals(true);
549
550 // Load combobox list from configuration settings file...
551 m_settings.beginGroup("/History/" + pComboBox->objectName());
552
553 if (m_settings.childKeys().count() > 0) {
554 pComboBox->setUpdatesEnabled(false);
555 pComboBox->setDuplicatesEnabled(false);
556 pComboBox->clear();
557 for (int i = 0; i < iLimit; ++i) {
558 const QString& sText = m_settings.value(
559 "/Item" + QString::number(i + 1)).toString();
560 if (sText.isEmpty())
561 break;
562 pComboBox->addItem(sText);
563 }
564 pComboBox->setUpdatesEnabled(true);
565 }
566
567 m_settings.endGroup();
568
569 pComboBox->blockSignals(bBlockSignals);
570 }
571
572
573 void Options::saveComboBoxHistory ( QComboBox *pComboBox, int iLimit )
574 {
575 const bool bBlockSignals = pComboBox->blockSignals(true);
576
577 int iCount = pComboBox->count();
578
579 // Add current text as latest item (if not blank)...
580 const QString& sCurrentText = pComboBox->currentText();
581 if (!sCurrentText.isEmpty()) {
582 for (int i = 0; i < iCount; ++i) {
583 const QString& sText = pComboBox->itemText(i);
584 if (sText == sCurrentText) {
585 pComboBox->removeItem(i);
586 --iCount;
587 break;
588 }
589 }
590 pComboBox->insertItem(0, sCurrentText);
591 pComboBox->setCurrentIndex(0);
592 ++iCount;
593 }
594
595 while (iCount >= iLimit)
596 pComboBox->removeItem(--iCount);
597
598 // Save combobox list to configuration settings file...
599 m_settings.beginGroup("/History/" + pComboBox->objectName());
600 for (int i = 0; i < iCount; ++i) {
601 const QString& sText = pComboBox->itemText(i);
602 if (sText.isEmpty())
603 break;
604 m_settings.setValue("/Item" + QString::number(i + 1), sText);
605 }
606 m_settings.endGroup();
607
608 pComboBox->blockSignals(bBlockSignals);
609 }
610
611
612 int Options::getMaxVoices() {
613 #ifndef CONFIG_MAX_VOICES
614 return -1;
615 #else
616 if (iMaxVoices > 0) return iMaxVoices;
617 return getEffectiveMaxVoices();
618 #endif // CONFIG_MAX_VOICES
619 }
620
621 int Options::getEffectiveMaxVoices() {
622 #ifndef CONFIG_MAX_VOICES
623 return -1;
624 #else
625 MainForm *pMainForm = MainForm::getInstance();
626 if (!pMainForm || !pMainForm->client())
627 return -1;
628
629 return ::lscp_get_voices(pMainForm->client());
630 #endif // CONFIG_MAX_VOICES
631 }
632
633 void Options::setMaxVoices(int iMaxVoices) {
634 #ifdef CONFIG_MAX_VOICES
635 if (iMaxVoices < 1) return;
636
637 MainForm *pMainForm = MainForm::getInstance();
638 if (!pMainForm || !pMainForm->client())
639 return;
640
641 lscp_status_t result =
642 ::lscp_set_voices(pMainForm->client(), iMaxVoices);
643
644 if (result != LSCP_OK) {
645 pMainForm->appendMessagesClient("lscp_set_voices");
646 return;
647 }
648
649 this->iMaxVoices = iMaxVoices;
650 #endif // CONFIG_MAX_VOICES
651 }
652
653 int Options::getMaxStreams() {
654 #ifndef CONFIG_MAX_VOICES
655 return -1;
656 #else
657 if (iMaxStreams > 0) return iMaxStreams;
658 return getEffectiveMaxStreams();
659 #endif // CONFIG_MAX_VOICES
660 }
661
662 int Options::getEffectiveMaxStreams() {
663 #ifndef CONFIG_MAX_VOICES
664 return -1;
665 #else
666 MainForm *pMainForm = MainForm::getInstance();
667 if (!pMainForm || !pMainForm->client())
668 return -1;
669
670 return ::lscp_get_streams(pMainForm->client());
671 #endif // CONFIG_MAX_VOICES
672 }
673
674 void Options::setMaxStreams(int iMaxStreams) {
675 #ifdef CONFIG_MAX_VOICES
676 if (iMaxStreams < 0) return;
677
678 MainForm *pMainForm = MainForm::getInstance();
679 if (!pMainForm || !pMainForm->client())
680 return;
681
682 lscp_status_t result =
683 ::lscp_set_streams(pMainForm->client(), iMaxStreams);
684
685 if (result != LSCP_OK) {
686 pMainForm->appendMessagesClient("lscp_set_streams");
687 return;
688 }
689
690 this->iMaxStreams = iMaxStreams;
691 #endif // CONFIG_MAX_VOICES
692 }
693
694 void Options::sendFineTuningSettings() {
695 setMaxVoices(iMaxVoices);
696 setMaxStreams(iMaxStreams);
697
698 MainForm *pMainForm = MainForm::getInstance();
699 if (!pMainForm || !pMainForm->client())
700 return;
701
702 pMainForm->appendMessages(QObject::tr("Sent fine tuning settings."));
703 }
704
705 } // namespace QSampler
706
707
708 // end of qsamplerOptions.cpp
709

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