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

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Revision 3558 - (show annotations) (download)
Wed Aug 21 17:10:11 2019 UTC (2 years, 3 months ago) by capela
File size: 18510 byte(s)
- Improved some widgets initial positioning...
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 <QApplication>
31 #include <QDesktopWidget>
32
33 #include <lscp/client.h>
34
35 #ifdef CONFIG_LIBGIG
36 #include <gig.h>
37 #endif
38
39
40 namespace QSampler {
41
42 //-------------------------------------------------------------------------
43 // QSampler::Options - Prototype settings structure.
44 //
45
46 // Constructor.
47 Options::Options (void)
48 : m_settings(QSAMPLER_DOMAIN, QSAMPLER_TITLE)
49 {
50 loadOptions();
51 }
52
53
54 // Default Destructor.
55 Options::~Options (void)
56 {
57 saveOptions();
58 }
59
60
61 // Explicit load method.
62 void Options::loadOptions (void)
63 {
64 // Begin into general options group.
65 m_settings.beginGroup("/Options");
66
67 // Load server options...
68 m_settings.beginGroup("/Server");
69 sServerHost = m_settings.value("/ServerHost", "localhost").toString();
70 iServerPort = m_settings.value("/ServerPort", 8888).toInt();
71 #if defined(__APPLE__) // Toshi Nagata 20080105
72 // TODO: Should this be a configure option?
73 iServerTimeout = m_settings.value("/ServerTimeout", 10000).toInt();
74 #else
75 iServerTimeout = m_settings.value("/ServerTimeout", 1000).toInt();
76 #endif
77 bServerStart = m_settings.value("/ServerStart", true).toBool();
78 #if defined(__APPLE__)
79 sServerCmdLine = m_settings.value("/ServerCmdLine", "/usr/local/bin/linuxsampler").toString();
80 #else
81 sServerCmdLine = m_settings.value("/ServerCmdLine", "linuxsampler").toString();
82 #endif
83 iStartDelay = m_settings.value("/StartDelay", 3).toInt();
84 m_settings.endGroup();
85
86 // Load logging options...
87 m_settings.beginGroup("/Logging");
88 bMessagesLog = m_settings.value("/MessagesLog", false).toBool();
89 sMessagesLogPath = m_settings.value("/MessagesLogPath", "qsampler.log").toString();
90 m_settings.endGroup();
91
92 // Load display options...
93 m_settings.beginGroup("/Display");
94 sDisplayFont = m_settings.value("/DisplayFont").toString();
95 bDisplayEffect = m_settings.value("/DisplayEffect", true).toBool();
96 bAutoRefresh = m_settings.value("/AutoRefresh", true).toBool();
97 iAutoRefreshTime = m_settings.value("/AutoRefreshTime", 1000).toInt();
98 iMaxVolume = m_settings.value("/MaxVolume", 100).toInt();
99 sMessagesFont = m_settings.value("/MessagesFont").toString();
100 bMessagesLimit = m_settings.value("/MessagesLimit", true).toBool();
101 iMessagesLimitLines = m_settings.value("/MessagesLimitLines", 1000).toInt();
102 bConfirmRemove = m_settings.value("/ConfirmRemove", true).toBool();
103 bConfirmReset = m_settings.value("/ConfirmReset", true).toBool();
104 bConfirmRestart = m_settings.value("/ConfirmRestart", true).toBool();
105 bConfirmError = m_settings.value("/ConfirmError", true).toBool();
106 bKeepOnTop = m_settings.value("/KeepOnTop", true).toBool();
107 bStdoutCapture = m_settings.value("/StdoutCapture", true).toBool();
108 bCompletePath = m_settings.value("/CompletePath", true).toBool();
109 iMaxRecentFiles = m_settings.value("/MaxRecentFiles", 5).toInt();
110 iBaseFontSize = m_settings.value("/BaseFontSize", 0).toInt();
111 // if libgig provides a fast way to retrieve instrument names even for large
112 // .gig files, then we enable this feature by default
113 #ifdef CONFIG_LIBGIG_SETAUTOLOAD
114 bInstrumentNames = m_settings.value("/InstrumentNames", true).toBool();
115 #else
116 bInstrumentNames = m_settings.value("/InstrumentNames", false).toBool();
117 #endif
118 m_settings.endGroup();
119
120 // And go into view options group.
121 m_settings.beginGroup("/View");
122 bMenubar = m_settings.value("/Menubar", true).toBool();
123 bToolbar = m_settings.value("/Toolbar", true).toBool();
124 bStatusbar = m_settings.value("/Statusbar", true).toBool();
125 bAutoArrange = m_settings.value("/AutoArrange", true).toBool();
126 m_settings.endGroup();
127
128 m_settings.endGroup(); // Options group.
129
130 // Recent file list.
131 recentFiles.clear();
132 m_settings.beginGroup("/RecentFiles");
133 for (int iFile = 0; iFile < iMaxRecentFiles; iFile++) {
134 QString sFilename = m_settings.value(
135 "/File" + QString::number(iFile + 1)).toString();
136 if (!sFilename.isEmpty())
137 recentFiles.append(sFilename);
138 }
139 m_settings.endGroup();
140
141 // Sampler fine tuning settings.
142 m_settings.beginGroup("/Tuning");
143 iMaxVoices = m_settings.value("/MaxVoices", -1).toInt();
144 iMaxStreams = m_settings.value("/MaxStreams", -1).toInt();
145 m_settings.endGroup();
146
147 // Last but not least, get the default directories.
148 m_settings.beginGroup("/Default");
149 sSessionDir = m_settings.value("/SessionDir").toString();
150 sInstrumentDir = m_settings.value("/InstrumentDir").toString();
151 sEngineName = m_settings.value("/EngineName").toString();
152 sAudioDriver = m_settings.value("/AudioDriver").toString();
153 sMidiDriver = m_settings.value("/MidiDriver").toString();
154 iMidiMap = m_settings.value("/MidiMap", 0).toInt();
155 iMidiBank = m_settings.value("/MidiBank", 0).toInt();
156 iMidiProg = m_settings.value("/MidiProg", 0).toInt();
157 iVolume = m_settings.value("/Volume", 100).toInt();
158 iLoadMode = m_settings.value("/Loadmode", 0).toInt();
159 m_settings.endGroup();
160 }
161
162
163 // Explicit save method.
164 void Options::saveOptions (void)
165 {
166 // Make program version available in the future.
167 m_settings.beginGroup("/Program");
168 m_settings.setValue("/Version", CONFIG_BUILD_VERSION);
169 m_settings.endGroup();
170
171 // And go into general options group.
172 m_settings.beginGroup("/Options");
173
174 // Save server options.
175 m_settings.beginGroup("/Server");
176 m_settings.setValue("/ServerHost", sServerHost);
177 m_settings.setValue("/ServerPort", iServerPort);
178 m_settings.setValue("/ServerTimeout", iServerTimeout);
179 m_settings.setValue("/ServerStart", bServerStart);
180 m_settings.setValue("/ServerCmdLine", sServerCmdLine);
181 m_settings.setValue("/StartDelay", iStartDelay);
182 m_settings.endGroup();
183
184 // Save logging options...
185 m_settings.beginGroup("/Logging");
186 m_settings.setValue("/MessagesLog", bMessagesLog);
187 m_settings.setValue("/MessagesLogPath", sMessagesLogPath);
188 m_settings.endGroup();
189
190 // Save display options.
191 m_settings.beginGroup("/Display");
192 m_settings.setValue("/DisplayFont", sDisplayFont);
193 m_settings.setValue("/DisplayEffect", bDisplayEffect);
194 m_settings.setValue("/AutoRefresh", bAutoRefresh);
195 m_settings.setValue("/AutoRefreshTime", iAutoRefreshTime);
196 m_settings.setValue("/MaxVolume", iMaxVolume);
197 m_settings.setValue("/MessagesFont", sMessagesFont);
198 m_settings.setValue("/MessagesLimit", bMessagesLimit);
199 m_settings.setValue("/MessagesLimitLines", iMessagesLimitLines);
200 m_settings.setValue("/ConfirmRemove", bConfirmRemove);
201 m_settings.setValue("/ConfirmReset", bConfirmReset);
202 m_settings.setValue("/ConfirmRestart", bConfirmRestart);
203 m_settings.setValue("/ConfirmError", bConfirmError);
204 m_settings.setValue("/KeepOnTop", bKeepOnTop);
205 m_settings.setValue("/StdoutCapture", bStdoutCapture);
206 m_settings.setValue("/CompletePath", bCompletePath);
207 m_settings.setValue("/MaxRecentFiles", iMaxRecentFiles);
208 m_settings.setValue("/BaseFontSize", iBaseFontSize);
209 m_settings.setValue("/InstrumentNames", bInstrumentNames);
210 m_settings.endGroup();
211
212 // View options group.
213 m_settings.beginGroup("/View");
214 m_settings.setValue("/Menubar", bMenubar);
215 m_settings.setValue("/Toolbar", bToolbar);
216 m_settings.setValue("/Statusbar", bStatusbar);
217 m_settings.setValue("/AutoArrange", bAutoArrange);
218 m_settings.endGroup();
219
220 m_settings.endGroup(); // Options group.
221
222 // Recent file list.
223 int iFile = 0;
224 m_settings.beginGroup("/RecentFiles");
225 QStringListIterator iter(recentFiles);
226 while (iter.hasNext())
227 m_settings.setValue("/File" + QString::number(++iFile), iter.next());
228 m_settings.endGroup();
229
230 // Sampler fine tuning settings.
231 m_settings.beginGroup("/Tuning");
232 if (iMaxVoices > 0)
233 m_settings.setValue("/MaxVoices", iMaxVoices);
234 if (iMaxStreams >= 0)
235 m_settings.setValue("/MaxStreams", iMaxStreams);
236 m_settings.endGroup();
237
238 // Default directories.
239 m_settings.beginGroup("/Default");
240 m_settings.setValue("/SessionDir", sSessionDir);
241 m_settings.setValue("/InstrumentDir", sInstrumentDir);
242 m_settings.setValue("/EngineName", sEngineName);
243 m_settings.setValue("/AudioDriver", sAudioDriver);
244 m_settings.setValue("/MidiDriver", sMidiDriver);
245 m_settings.setValue("/MidiMap", iMidiMap);
246 m_settings.setValue("/MidiBank", iMidiBank);
247 m_settings.setValue("/MidiProg", iMidiProg);
248 m_settings.setValue("/Volume", iVolume);
249 m_settings.setValue("/Loadmode", iLoadMode);
250 m_settings.endGroup();
251
252 // Save/commit to disk.
253 m_settings.sync();
254 }
255
256
257 //-------------------------------------------------------------------------
258 // Settings accessor.
259 //
260
261 QSettings& Options::settings (void)
262 {
263 return m_settings;
264 }
265
266
267 //-------------------------------------------------------------------------
268 // Command-line argument stuff.
269 //
270
271 // Help about command line options.
272 void Options::print_usage ( const QString& arg0 )
273 {
274 QTextStream out(stderr);
275 out << QObject::tr("Usage: %1 [options] [session-file]\n\n"
276 QSAMPLER_TITLE " - " QSAMPLER_SUBTITLE "\n\n"
277 "Options:\n\n"
278 " -s, --start\n\tStart linuxsampler server locally\n\n"
279 " -h, --hostname\n\tSpecify linuxsampler server hostname (default = localhost)\n\n"
280 " -p, --port\n\tSpecify linuxsampler server port number (default = 8888)\n\n"
281 " -?, --help\n\tShow help about command line options\n\n"
282 " -v, --version\n\tShow version information\n\n")
283 .arg(arg0);
284 }
285
286
287 // Parse command line arguments into m_settings.
288 bool Options::parse_args ( const QStringList& args )
289 {
290 QTextStream out(stderr);
291 const QString sEol = "\n\n";
292 const int argc = args.count();
293 int iCmdArgs = 0;
294
295 for (int i = 1; i < argc; ++i) {
296
297 if (iCmdArgs > 0) {
298 sSessionFile += " ";
299 sSessionFile += args.at(i);
300 ++iCmdArgs;
301 continue;
302 }
303
304 QString sArg = args.at(i);
305 QString sVal;
306 const int iEqual = sArg.indexOf("=");
307 if (iEqual >= 0) {
308 sVal = sArg.right(sArg.length() - iEqual - 1);
309 sArg = sArg.left(iEqual);
310 }
311 else if (i < argc - 1) {
312 sVal = args.at(i + 1);
313 if (sVal[0] == '-')
314 sVal.clear();
315 }
316
317 if (sArg == "-s" || sArg == "--start") {
318 bServerStart = true;
319 }
320 else if (sArg == "-h" || sArg == "--hostname") {
321 if (sVal.isNull()) {
322 out << QObject::tr("Option -h requires an argument (host).") + sEol;
323 return false;
324 }
325 sServerHost = sVal;
326 if (iEqual < 0)
327 ++i;
328 }
329 else if (sArg == "-p" || sArg == "--port") {
330 if (sVal.isNull()) {
331 out << QObject::tr("Option -p requires an argument (port).") + sEol;
332 return false;
333 }
334 iServerPort = sVal.toInt();
335 if (iEqual < 0)
336 ++i;
337 }
338 else if (sArg == "-?" || sArg == "--help") {
339 print_usage(args.at(0));
340 return false;
341 }
342 else if (sArg == "-v" || sArg == "--version") {
343 out << QString("Qt: %1\n")
344 .arg(qVersion());
345 out << QString("%1: %2\n")
346 .arg(QSAMPLER_TITLE)
347 .arg(CONFIG_BUILD_VERSION);
348 #ifdef CONFIG_LIBGIG
349 out << QString("%1: %2\n")
350 .arg(gig::libraryName().c_str())
351 .arg(gig::libraryVersion().c_str());
352 #endif
353 out << QString("%1: %2\n")
354 .arg(::lscp_client_package())
355 .arg(::lscp_client_version());
356 return false;
357 }
358 else {
359 // If we don't have one by now,
360 // this will be the startup sesion file...
361 sSessionFile += sArg;
362 ++iCmdArgs;
363 }
364 }
365
366 // Alright with argument parsing.
367 return true;
368 }
369
370
371 //---------------------------------------------------------------------------
372 // Widget geometry persistence helper methods.
373
374 void Options::loadWidgetGeometry ( QWidget *pWidget, bool bVisible )
375 {
376 // Try to restore old form window positioning.
377 if (pWidget) {
378 // if (bVisible) pWidget->show(); -- force initial exposure?
379 m_settings.beginGroup("/Geometry/" + pWidget->objectName());
380 #if QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
381 const QByteArray& geometry
382 = m_settings.value("/geometry").toByteArray();
383 if (geometry.isEmpty()) {
384 QWidget *pParent = pWidget->parentWidget();
385 if (pParent)
386 pParent = pParent->window();
387 if (pParent == nullptr)
388 pParent = QApplication::desktop();
389 if (pParent) {
390 QRect wrect(pWidget->geometry());
391 wrect.moveCenter(pParent->geometry().center());
392 pWidget->move(wrect.topLeft());
393 }
394 } else {
395 pWidget->restoreGeometry(geometry);
396 }
397 #else//--LOAD_OLD_GEOMETRY
398 QPoint wpos;
399 QSize wsize;
400 wpos.setX(m_settings.value("/x", -1).toInt());
401 wpos.setY(m_settings.value("/y", -1).toInt());
402 wsize.setWidth(m_settings.value("/width", -1).toInt());
403 wsize.setHeight(m_settings.value("/height", -1).toInt());
404 if (wpos.x() > 0 && wpos.y() > 0)
405 pWidget->move(wpos);
406 if (wsize.width() > 0 && wsize.height() > 0)
407 pWidget->resize(wsize);
408 #endif
409 // else
410 // pWidget->adjustSize();
411 if (!bVisible)
412 bVisible = m_settings.value("/visible", false).toBool();
413 if (bVisible)
414 pWidget->show();
415 else
416 pWidget->hide();
417 m_settings.endGroup();
418 }
419 }
420
421
422 void Options::saveWidgetGeometry ( QWidget *pWidget, bool bVisible )
423 {
424 // Try to save form window position...
425 // (due to X11 window managers ideossincrasies, we better
426 // only save the form geometry while its up and visible)
427 if (pWidget) {
428 m_settings.beginGroup("/Geometry/" + pWidget->objectName());
429 #if QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
430 m_settings.setValue("/geometry", pWidget->saveGeometry());
431 #else//--SAVE_OLD_GEOMETRY
432 const QPoint& wpos = pWidget->pos();
433 const QSize& wsize = pWidget->size();
434 m_settings.setValue("/x", wpos.x());
435 m_settings.setValue("/y", wpos.y());
436 m_settings.setValue("/width", wsize.width());
437 m_settings.setValue("/height", wsize.height());
438 #endif
439 if (!bVisible) bVisible = pWidget->isVisible();
440 m_settings.setValue("/visible", bVisible);
441 m_settings.endGroup();
442 }
443 }
444
445
446 //---------------------------------------------------------------------------
447 // Combo box history persistence helper implementation.
448
449 void Options::loadComboBoxHistory ( QComboBox *pComboBox, int iLimit )
450 {
451 const bool bBlockSignals = pComboBox->blockSignals(true);
452
453 // Load combobox list from configuration settings file...
454 m_settings.beginGroup("/History/" + pComboBox->objectName());
455
456 if (m_settings.childKeys().count() > 0) {
457 pComboBox->setUpdatesEnabled(false);
458 pComboBox->setDuplicatesEnabled(false);
459 pComboBox->clear();
460 for (int i = 0; i < iLimit; ++i) {
461 const QString& sText = m_settings.value(
462 "/Item" + QString::number(i + 1)).toString();
463 if (sText.isEmpty())
464 break;
465 pComboBox->addItem(sText);
466 }
467 pComboBox->setUpdatesEnabled(true);
468 }
469
470 m_settings.endGroup();
471
472 pComboBox->blockSignals(bBlockSignals);
473 }
474
475
476 void Options::saveComboBoxHistory ( QComboBox *pComboBox, int iLimit )
477 {
478 const bool bBlockSignals = pComboBox->blockSignals(true);
479
480 // Add current text as latest item...
481 const QString sCurrentText = pComboBox->currentText();
482 int iCount = pComboBox->count();
483 for (int i = 0; i < iCount; i++) {
484 const QString& sText = pComboBox->itemText(i);
485 if (sText == sCurrentText) {
486 pComboBox->removeItem(i);
487 --iCount;
488 break;
489 }
490 }
491 while (iCount >= iLimit)
492 pComboBox->removeItem(--iCount);
493 pComboBox->insertItem(0, sCurrentText);
494 pComboBox->setCurrentIndex(0);
495 ++iCount;
496
497 // Save combobox list to configuration settings file...
498 m_settings.beginGroup("/History/" + pComboBox->objectName());
499 for (int i = 0; i < iCount; ++i) {
500 const QString& sText = pComboBox->itemText(i);
501 if (sText.isEmpty())
502 break;
503 m_settings.setValue("/Item" + QString::number(i + 1), sText);
504 }
505 m_settings.endGroup();
506
507 pComboBox->blockSignals(bBlockSignals);
508 }
509
510
511 int Options::getMaxVoices() {
512 #ifndef CONFIG_MAX_VOICES
513 return -1;
514 #else
515 if (iMaxVoices > 0) return iMaxVoices;
516 return getEffectiveMaxVoices();
517 #endif // CONFIG_MAX_VOICES
518 }
519
520 int Options::getEffectiveMaxVoices() {
521 #ifndef CONFIG_MAX_VOICES
522 return -1;
523 #else
524 MainForm *pMainForm = MainForm::getInstance();
525 if (!pMainForm || !pMainForm->client())
526 return -1;
527
528 return ::lscp_get_voices(pMainForm->client());
529 #endif // CONFIG_MAX_VOICES
530 }
531
532 void Options::setMaxVoices(int iMaxVoices) {
533 #ifdef CONFIG_MAX_VOICES
534 if (iMaxVoices < 1) return;
535
536 MainForm *pMainForm = MainForm::getInstance();
537 if (!pMainForm || !pMainForm->client())
538 return;
539
540 lscp_status_t result =
541 ::lscp_set_voices(pMainForm->client(), iMaxVoices);
542
543 if (result != LSCP_OK) {
544 pMainForm->appendMessagesClient("lscp_set_voices");
545 return;
546 }
547
548 this->iMaxVoices = iMaxVoices;
549 #endif // CONFIG_MAX_VOICES
550 }
551
552 int Options::getMaxStreams() {
553 #ifndef CONFIG_MAX_VOICES
554 return -1;
555 #else
556 if (iMaxStreams > 0) return iMaxStreams;
557 return getEffectiveMaxStreams();
558 #endif // CONFIG_MAX_VOICES
559 }
560
561 int Options::getEffectiveMaxStreams() {
562 #ifndef CONFIG_MAX_VOICES
563 return -1;
564 #else
565 MainForm *pMainForm = MainForm::getInstance();
566 if (!pMainForm || !pMainForm->client())
567 return -1;
568
569 return ::lscp_get_streams(pMainForm->client());
570 #endif // CONFIG_MAX_VOICES
571 }
572
573 void Options::setMaxStreams(int iMaxStreams) {
574 #ifdef CONFIG_MAX_VOICES
575 if (iMaxStreams < 0) return;
576
577 MainForm *pMainForm = MainForm::getInstance();
578 if (!pMainForm || !pMainForm->client())
579 return;
580
581 lscp_status_t result =
582 ::lscp_set_streams(pMainForm->client(), iMaxStreams);
583
584 if (result != LSCP_OK) {
585 pMainForm->appendMessagesClient("lscp_set_streams");
586 return;
587 }
588
589 this->iMaxStreams = iMaxStreams;
590 #endif // CONFIG_MAX_VOICES
591 }
592
593 void Options::sendFineTuningSettings() {
594 setMaxVoices(iMaxVoices);
595 setMaxStreams(iMaxStreams);
596
597 MainForm *pMainForm = MainForm::getInstance();
598 if (!pMainForm || !pMainForm->client())
599 return;
600
601 pMainForm->appendMessages(QObject::tr("Sent fine tuning settings."));
602 }
603
604 } // namespace QSampler
605
606
607 // end of qsamplerOptions.cpp
608

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