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

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Revision 3556 - (show annotations) (download)
Thu Aug 15 09:09:21 2019 UTC (9 months, 3 weeks ago) by capela
File size: 18132 byte(s)
- Some nitpickings on code-style...
1 // qsamplerOptions.cpp
2 //
3 /****************************************************************************
4 Copyright (C) 2004-2019, 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 <QTextStream>
28 #include <QComboBox>
29
30 #include <lscp/client.h>
31
32 #ifdef CONFIG_LIBGIG
33 #include <gig.h>
34 #endif
35
36
37 namespace QSampler {
38
39 //-------------------------------------------------------------------------
40 // QSampler::Options - Prototype settings structure.
41 //
42
43 // Constructor.
44 Options::Options (void)
45 : m_settings(QSAMPLER_DOMAIN, QSAMPLER_TITLE)
46 {
47 loadOptions();
48 }
49
50
51 // Default Destructor.
52 Options::~Options (void)
53 {
54 saveOptions();
55 }
56
57
58 // Explicit load method.
59 void Options::loadOptions (void)
60 {
61 // Begin into general options group.
62 m_settings.beginGroup("/Options");
63
64 // Load server options...
65 m_settings.beginGroup("/Server");
66 sServerHost = m_settings.value("/ServerHost", "localhost").toString();
67 iServerPort = m_settings.value("/ServerPort", 8888).toInt();
68 #if defined(__APPLE__) // Toshi Nagata 20080105
69 // TODO: Should this be a configure option?
70 iServerTimeout = m_settings.value("/ServerTimeout", 10000).toInt();
71 #else
72 iServerTimeout = m_settings.value("/ServerTimeout", 1000).toInt();
73 #endif
74 bServerStart = m_settings.value("/ServerStart", true).toBool();
75 #if defined(__APPLE__)
76 sServerCmdLine = m_settings.value("/ServerCmdLine", "/usr/local/bin/linuxsampler").toString();
77 #else
78 sServerCmdLine = m_settings.value("/ServerCmdLine", "linuxsampler").toString();
79 #endif
80 iStartDelay = m_settings.value("/StartDelay", 3).toInt();
81 m_settings.endGroup();
82
83 // Load logging options...
84 m_settings.beginGroup("/Logging");
85 bMessagesLog = m_settings.value("/MessagesLog", false).toBool();
86 sMessagesLogPath = m_settings.value("/MessagesLogPath", "qsampler.log").toString();
87 m_settings.endGroup();
88
89 // Load display options...
90 m_settings.beginGroup("/Display");
91 sDisplayFont = m_settings.value("/DisplayFont").toString();
92 bDisplayEffect = m_settings.value("/DisplayEffect", true).toBool();
93 bAutoRefresh = m_settings.value("/AutoRefresh", true).toBool();
94 iAutoRefreshTime = m_settings.value("/AutoRefreshTime", 1000).toInt();
95 iMaxVolume = m_settings.value("/MaxVolume", 100).toInt();
96 sMessagesFont = m_settings.value("/MessagesFont").toString();
97 bMessagesLimit = m_settings.value("/MessagesLimit", true).toBool();
98 iMessagesLimitLines = m_settings.value("/MessagesLimitLines", 1000).toInt();
99 bConfirmRemove = m_settings.value("/ConfirmRemove", true).toBool();
100 bConfirmReset = m_settings.value("/ConfirmReset", true).toBool();
101 bConfirmRestart = m_settings.value("/ConfirmRestart", true).toBool();
102 bConfirmError = m_settings.value("/ConfirmError", true).toBool();
103 bKeepOnTop = m_settings.value("/KeepOnTop", true).toBool();
104 bStdoutCapture = m_settings.value("/StdoutCapture", true).toBool();
105 bCompletePath = m_settings.value("/CompletePath", true).toBool();
106 iMaxRecentFiles = m_settings.value("/MaxRecentFiles", 5).toInt();
107 iBaseFontSize = m_settings.value("/BaseFontSize", 0).toInt();
108 // if libgig provides a fast way to retrieve instrument names even for large
109 // .gig files, then we enable this feature by default
110 #ifdef CONFIG_LIBGIG_SETAUTOLOAD
111 bInstrumentNames = m_settings.value("/InstrumentNames", true).toBool();
112 #else
113 bInstrumentNames = m_settings.value("/InstrumentNames", false).toBool();
114 #endif
115 m_settings.endGroup();
116
117 // And go into view options group.
118 m_settings.beginGroup("/View");
119 bMenubar = m_settings.value("/Menubar", true).toBool();
120 bToolbar = m_settings.value("/Toolbar", true).toBool();
121 bStatusbar = m_settings.value("/Statusbar", true).toBool();
122 bAutoArrange = m_settings.value("/AutoArrange", true).toBool();
123 m_settings.endGroup();
124
125 m_settings.endGroup(); // Options group.
126
127 // Recent file list.
128 recentFiles.clear();
129 m_settings.beginGroup("/RecentFiles");
130 for (int iFile = 0; iFile < iMaxRecentFiles; iFile++) {
131 QString sFilename = m_settings.value(
132 "/File" + QString::number(iFile + 1)).toString();
133 if (!sFilename.isEmpty())
134 recentFiles.append(sFilename);
135 }
136 m_settings.endGroup();
137
138 // Sampler fine tuning settings.
139 m_settings.beginGroup("/Tuning");
140 iMaxVoices = m_settings.value("/MaxVoices", -1).toInt();
141 iMaxStreams = m_settings.value("/MaxStreams", -1).toInt();
142 m_settings.endGroup();
143
144 // Last but not least, get the default directories.
145 m_settings.beginGroup("/Default");
146 sSessionDir = m_settings.value("/SessionDir").toString();
147 sInstrumentDir = m_settings.value("/InstrumentDir").toString();
148 sEngineName = m_settings.value("/EngineName").toString();
149 sAudioDriver = m_settings.value("/AudioDriver").toString();
150 sMidiDriver = m_settings.value("/MidiDriver").toString();
151 iMidiMap = m_settings.value("/MidiMap", 0).toInt();
152 iMidiBank = m_settings.value("/MidiBank", 0).toInt();
153 iMidiProg = m_settings.value("/MidiProg", 0).toInt();
154 iVolume = m_settings.value("/Volume", 100).toInt();
155 iLoadMode = m_settings.value("/Loadmode", 0).toInt();
156 m_settings.endGroup();
157 }
158
159
160 // Explicit save method.
161 void Options::saveOptions (void)
162 {
163 // Make program version available in the future.
164 m_settings.beginGroup("/Program");
165 m_settings.setValue("/Version", CONFIG_BUILD_VERSION);
166 m_settings.endGroup();
167
168 // And go into general options group.
169 m_settings.beginGroup("/Options");
170
171 // Save server options.
172 m_settings.beginGroup("/Server");
173 m_settings.setValue("/ServerHost", sServerHost);
174 m_settings.setValue("/ServerPort", iServerPort);
175 m_settings.setValue("/ServerTimeout", iServerTimeout);
176 m_settings.setValue("/ServerStart", bServerStart);
177 m_settings.setValue("/ServerCmdLine", sServerCmdLine);
178 m_settings.setValue("/StartDelay", iStartDelay);
179 m_settings.endGroup();
180
181 // Save logging options...
182 m_settings.beginGroup("/Logging");
183 m_settings.setValue("/MessagesLog", bMessagesLog);
184 m_settings.setValue("/MessagesLogPath", sMessagesLogPath);
185 m_settings.endGroup();
186
187 // Save display options.
188 m_settings.beginGroup("/Display");
189 m_settings.setValue("/DisplayFont", sDisplayFont);
190 m_settings.setValue("/DisplayEffect", bDisplayEffect);
191 m_settings.setValue("/AutoRefresh", bAutoRefresh);
192 m_settings.setValue("/AutoRefreshTime", iAutoRefreshTime);
193 m_settings.setValue("/MaxVolume", iMaxVolume);
194 m_settings.setValue("/MessagesFont", sMessagesFont);
195 m_settings.setValue("/MessagesLimit", bMessagesLimit);
196 m_settings.setValue("/MessagesLimitLines", iMessagesLimitLines);
197 m_settings.setValue("/ConfirmRemove", bConfirmRemove);
198 m_settings.setValue("/ConfirmReset", bConfirmReset);
199 m_settings.setValue("/ConfirmRestart", bConfirmRestart);
200 m_settings.setValue("/ConfirmError", bConfirmError);
201 m_settings.setValue("/KeepOnTop", bKeepOnTop);
202 m_settings.setValue("/StdoutCapture", bStdoutCapture);
203 m_settings.setValue("/CompletePath", bCompletePath);
204 m_settings.setValue("/MaxRecentFiles", iMaxRecentFiles);
205 m_settings.setValue("/BaseFontSize", iBaseFontSize);
206 m_settings.setValue("/InstrumentNames", bInstrumentNames);
207 m_settings.endGroup();
208
209 // View options group.
210 m_settings.beginGroup("/View");
211 m_settings.setValue("/Menubar", bMenubar);
212 m_settings.setValue("/Toolbar", bToolbar);
213 m_settings.setValue("/Statusbar", bStatusbar);
214 m_settings.setValue("/AutoArrange", bAutoArrange);
215 m_settings.endGroup();
216
217 m_settings.endGroup(); // Options group.
218
219 // Recent file list.
220 int iFile = 0;
221 m_settings.beginGroup("/RecentFiles");
222 QStringListIterator iter(recentFiles);
223 while (iter.hasNext())
224 m_settings.setValue("/File" + QString::number(++iFile), iter.next());
225 m_settings.endGroup();
226
227 // Sampler fine tuning settings.
228 m_settings.beginGroup("/Tuning");
229 if (iMaxVoices > 0)
230 m_settings.setValue("/MaxVoices", iMaxVoices);
231 if (iMaxStreams >= 0)
232 m_settings.setValue("/MaxStreams", iMaxStreams);
233 m_settings.endGroup();
234
235 // Default directories.
236 m_settings.beginGroup("/Default");
237 m_settings.setValue("/SessionDir", sSessionDir);
238 m_settings.setValue("/InstrumentDir", sInstrumentDir);
239 m_settings.setValue("/EngineName", sEngineName);
240 m_settings.setValue("/AudioDriver", sAudioDriver);
241 m_settings.setValue("/MidiDriver", sMidiDriver);
242 m_settings.setValue("/MidiMap", iMidiMap);
243 m_settings.setValue("/MidiBank", iMidiBank);
244 m_settings.setValue("/MidiProg", iMidiProg);
245 m_settings.setValue("/Volume", iVolume);
246 m_settings.setValue("/Loadmode", iLoadMode);
247 m_settings.endGroup();
248
249 // Save/commit to disk.
250 m_settings.sync();
251 }
252
253
254 //-------------------------------------------------------------------------
255 // Settings accessor.
256 //
257
258 QSettings& Options::settings (void)
259 {
260 return m_settings;
261 }
262
263
264 //-------------------------------------------------------------------------
265 // Command-line argument stuff.
266 //
267
268 // Help about command line options.
269 void Options::print_usage ( const QString& arg0 )
270 {
271 QTextStream out(stderr);
272 out << QObject::tr("Usage: %1 [options] [session-file]\n\n"
273 QSAMPLER_TITLE " - " QSAMPLER_SUBTITLE "\n\n"
274 "Options:\n\n"
275 " -s, --start\n\tStart linuxsampler server locally\n\n"
276 " -h, --hostname\n\tSpecify linuxsampler server hostname (default = localhost)\n\n"
277 " -p, --port\n\tSpecify linuxsampler server port number (default = 8888)\n\n"
278 " -?, --help\n\tShow help about command line options\n\n"
279 " -v, --version\n\tShow version information\n\n")
280 .arg(arg0);
281 }
282
283
284 // Parse command line arguments into m_settings.
285 bool Options::parse_args ( const QStringList& args )
286 {
287 QTextStream out(stderr);
288 const QString sEol = "\n\n";
289 const int argc = args.count();
290 int iCmdArgs = 0;
291
292 for (int i = 1; i < argc; ++i) {
293
294 if (iCmdArgs > 0) {
295 sSessionFile += " ";
296 sSessionFile += args.at(i);
297 ++iCmdArgs;
298 continue;
299 }
300
301 QString sArg = args.at(i);
302 QString sVal;
303 const int iEqual = sArg.indexOf("=");
304 if (iEqual >= 0) {
305 sVal = sArg.right(sArg.length() - iEqual - 1);
306 sArg = sArg.left(iEqual);
307 }
308 else if (i < argc - 1) {
309 sVal = args.at(i + 1);
310 if (sVal[0] == '-')
311 sVal.clear();
312 }
313
314 if (sArg == "-s" || sArg == "--start") {
315 bServerStart = true;
316 }
317 else if (sArg == "-h" || sArg == "--hostname") {
318 if (sVal.isNull()) {
319 out << QObject::tr("Option -h requires an argument (host).") + sEol;
320 return false;
321 }
322 sServerHost = sVal;
323 if (iEqual < 0)
324 ++i;
325 }
326 else if (sArg == "-p" || sArg == "--port") {
327 if (sVal.isNull()) {
328 out << QObject::tr("Option -p requires an argument (port).") + sEol;
329 return false;
330 }
331 iServerPort = sVal.toInt();
332 if (iEqual < 0)
333 ++i;
334 }
335 else if (sArg == "-?" || sArg == "--help") {
336 print_usage(args.at(0));
337 return false;
338 }
339 else if (sArg == "-v" || sArg == "--version") {
340 out << QString("Qt: %1\n")
341 .arg(qVersion());
342 out << QString("%1: %2\n")
343 .arg(QSAMPLER_TITLE)
344 .arg(CONFIG_BUILD_VERSION);
345 #ifdef CONFIG_LIBGIG
346 out << QString("%1: %2\n")
347 .arg(gig::libraryName().c_str())
348 .arg(gig::libraryVersion().c_str());
349 #endif
350 out << QString("%1: %2\n")
351 .arg(::lscp_client_package())
352 .arg(::lscp_client_version());
353 return false;
354 }
355 else {
356 // If we don't have one by now,
357 // this will be the startup sesion file...
358 sSessionFile += sArg;
359 ++iCmdArgs;
360 }
361 }
362
363 // Alright with argument parsing.
364 return true;
365 }
366
367
368 //---------------------------------------------------------------------------
369 // Widget geometry persistence helper methods.
370
371 void Options::loadWidgetGeometry ( QWidget *pWidget, bool bVisible )
372 {
373 // Try to restore old form window positioning.
374 if (pWidget) {
375 // if (bVisible) pWidget->show(); -- force initial exposure?
376 m_settings.beginGroup("/Geometry/" + pWidget->objectName());
377 #if QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
378 const QByteArray& geometry
379 = m_settings.value("/geometry").toByteArray();
380 if (!geometry.isEmpty())
381 pWidget->restoreGeometry(geometry);
382 #else//--LOAD_OLD_GEOMETRY
383 QPoint wpos;
384 QSize wsize;
385 wpos.setX(m_settings.value("/x", -1).toInt());
386 wpos.setY(m_settings.value("/y", -1).toInt());
387 wsize.setWidth(m_settings.value("/width", -1).toInt());
388 wsize.setHeight(m_settings.value("/height", -1).toInt());
389 if (wpos.x() > 0 && wpos.y() > 0)
390 pWidget->move(wpos);
391 if (wsize.width() > 0 && wsize.height() > 0)
392 pWidget->resize(wsize);
393 #endif
394 // else
395 // pWidget->adjustSize();
396 if (!bVisible)
397 bVisible = m_settings.value("/visible", false).toBool();
398 if (bVisible)
399 pWidget->show();
400 else
401 pWidget->hide();
402 m_settings.endGroup();
403 }
404 }
405
406
407 void Options::saveWidgetGeometry ( QWidget *pWidget, bool bVisible )
408 {
409 // Try to save form window position...
410 // (due to X11 window managers ideossincrasies, we better
411 // only save the form geometry while its up and visible)
412 if (pWidget) {
413 m_settings.beginGroup("/Geometry/" + pWidget->objectName());
414 #if QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
415 m_settings.setValue("/geometry", pWidget->saveGeometry());
416 #else//--SAVE_OLD_GEOMETRY
417 const QPoint& wpos = pWidget->pos();
418 const QSize& wsize = pWidget->size();
419 m_settings.setValue("/x", wpos.x());
420 m_settings.setValue("/y", wpos.y());
421 m_settings.setValue("/width", wsize.width());
422 m_settings.setValue("/height", wsize.height());
423 #endif
424 if (!bVisible) bVisible = pWidget->isVisible();
425 m_settings.setValue("/visible", bVisible);
426 m_settings.endGroup();
427 }
428 }
429
430
431 //---------------------------------------------------------------------------
432 // Combo box history persistence helper implementation.
433
434 void Options::loadComboBoxHistory ( QComboBox *pComboBox, int iLimit )
435 {
436 const bool bBlockSignals = pComboBox->blockSignals(true);
437
438 // Load combobox list from configuration settings file...
439 m_settings.beginGroup("/History/" + pComboBox->objectName());
440
441 if (m_settings.childKeys().count() > 0) {
442 pComboBox->setUpdatesEnabled(false);
443 pComboBox->setDuplicatesEnabled(false);
444 pComboBox->clear();
445 for (int i = 0; i < iLimit; ++i) {
446 const QString& sText = m_settings.value(
447 "/Item" + QString::number(i + 1)).toString();
448 if (sText.isEmpty())
449 break;
450 pComboBox->addItem(sText);
451 }
452 pComboBox->setUpdatesEnabled(true);
453 }
454
455 m_settings.endGroup();
456
457 pComboBox->blockSignals(bBlockSignals);
458 }
459
460
461 void Options::saveComboBoxHistory ( QComboBox *pComboBox, int iLimit )
462 {
463 const bool bBlockSignals = pComboBox->blockSignals(true);
464
465 // Add current text as latest item...
466 const QString sCurrentText = pComboBox->currentText();
467 int iCount = pComboBox->count();
468 for (int i = 0; i < iCount; i++) {
469 const QString& sText = pComboBox->itemText(i);
470 if (sText == sCurrentText) {
471 pComboBox->removeItem(i);
472 --iCount;
473 break;
474 }
475 }
476 while (iCount >= iLimit)
477 pComboBox->removeItem(--iCount);
478 pComboBox->insertItem(0, sCurrentText);
479 pComboBox->setCurrentIndex(0);
480 ++iCount;
481
482 // Save combobox list to configuration settings file...
483 m_settings.beginGroup("/History/" + pComboBox->objectName());
484 for (int i = 0; i < iCount; ++i) {
485 const QString& sText = pComboBox->itemText(i);
486 if (sText.isEmpty())
487 break;
488 m_settings.setValue("/Item" + QString::number(i + 1), sText);
489 }
490 m_settings.endGroup();
491
492 pComboBox->blockSignals(bBlockSignals);
493 }
494
495
496 int Options::getMaxVoices() {
497 #ifndef CONFIG_MAX_VOICES
498 return -1;
499 #else
500 if (iMaxVoices > 0) return iMaxVoices;
501 return getEffectiveMaxVoices();
502 #endif // CONFIG_MAX_VOICES
503 }
504
505 int Options::getEffectiveMaxVoices() {
506 #ifndef CONFIG_MAX_VOICES
507 return -1;
508 #else
509 MainForm *pMainForm = MainForm::getInstance();
510 if (!pMainForm || !pMainForm->client())
511 return -1;
512
513 return ::lscp_get_voices(pMainForm->client());
514 #endif // CONFIG_MAX_VOICES
515 }
516
517 void Options::setMaxVoices(int iMaxVoices) {
518 #ifdef CONFIG_MAX_VOICES
519 if (iMaxVoices < 1) return;
520
521 MainForm *pMainForm = MainForm::getInstance();
522 if (!pMainForm || !pMainForm->client())
523 return;
524
525 lscp_status_t result =
526 ::lscp_set_voices(pMainForm->client(), iMaxVoices);
527
528 if (result != LSCP_OK) {
529 pMainForm->appendMessagesClient("lscp_set_voices");
530 return;
531 }
532
533 this->iMaxVoices = iMaxVoices;
534 #endif // CONFIG_MAX_VOICES
535 }
536
537 int Options::getMaxStreams() {
538 #ifndef CONFIG_MAX_VOICES
539 return -1;
540 #else
541 if (iMaxStreams > 0) return iMaxStreams;
542 return getEffectiveMaxStreams();
543 #endif // CONFIG_MAX_VOICES
544 }
545
546 int Options::getEffectiveMaxStreams() {
547 #ifndef CONFIG_MAX_VOICES
548 return -1;
549 #else
550 MainForm *pMainForm = MainForm::getInstance();
551 if (!pMainForm || !pMainForm->client())
552 return -1;
553
554 return ::lscp_get_streams(pMainForm->client());
555 #endif // CONFIG_MAX_VOICES
556 }
557
558 void Options::setMaxStreams(int iMaxStreams) {
559 #ifdef CONFIG_MAX_VOICES
560 if (iMaxStreams < 0) return;
561
562 MainForm *pMainForm = MainForm::getInstance();
563 if (!pMainForm || !pMainForm->client())
564 return;
565
566 lscp_status_t result =
567 ::lscp_set_streams(pMainForm->client(), iMaxStreams);
568
569 if (result != LSCP_OK) {
570 pMainForm->appendMessagesClient("lscp_set_streams");
571 return;
572 }
573
574 this->iMaxStreams = iMaxStreams;
575 #endif // CONFIG_MAX_VOICES
576 }
577
578 void Options::sendFineTuningSettings() {
579 setMaxVoices(iMaxVoices);
580 setMaxStreams(iMaxStreams);
581
582 MainForm *pMainForm = MainForm::getInstance();
583 if (!pMainForm || !pMainForm->client())
584 return;
585
586 pMainForm->appendMessages(QObject::tr("Sent fine tuning settings."));
587 }
588
589 } // namespace QSampler
590
591
592 // end of qsamplerOptions.cpp
593

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