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

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Revision 2723 - (show annotations) (download)
Fri Mar 6 23:18:51 2015 UTC (5 years, 2 months ago) by capela
File size: 17692 byte(s)
- Old generic combo-box history load/save methods fixing.
1 // qsamplerOptions.cpp
2 //
3 /****************************************************************************
4 Copyright (C) 2004-2015, rncbc aka Rui Nuno Capela. All rights reserved.
5 Copyright (C) 2007,2015 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", QSAMPLER_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 int iCmdArgs = 0;
290 const int argc = args.count();
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 = QString::null;
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 << QObject::tr("Qt: %1\n").arg(qVersion());
341 #ifdef CONFIG_LIBGIG
342 out << QString("%1: %2\n")
343 .arg(gig::libraryName().c_str())
344 .arg(gig::libraryVersion().c_str());
345 #endif
346 out << QString("%1: %2\n")
347 .arg(::lscp_client_package())
348 .arg(::lscp_client_version());
349 out << QObject::tr(QSAMPLER_TITLE ": %1\n").arg(QSAMPLER_VERSION);
350 return false;
351 }
352 else {
353 // If we don't have one by now,
354 // this will be the startup sesion file...
355 sSessionFile += sArg;
356 iCmdArgs++;
357 }
358 }
359
360 // Alright with argument parsing.
361 return true;
362 }
363
364
365 //---------------------------------------------------------------------------
366 // Widget geometry persistence helper methods.
367
368 void Options::loadWidgetGeometry ( QWidget *pWidget, bool bVisible )
369 {
370 // Try to restore old form window positioning.
371 if (pWidget) {
372 QPoint wpos;
373 QSize wsize;
374 m_settings.beginGroup("/Geometry/" + pWidget->objectName());
375 wpos.setX(m_settings.value("/x", -1).toInt());
376 wpos.setY(m_settings.value("/y", -1).toInt());
377 wsize.setWidth(m_settings.value("/width", -1).toInt());
378 wsize.setHeight(m_settings.value("/height", -1).toInt());
379 if (!bVisible) bVisible = m_settings.value("/visible", false).toBool();
380 m_settings.endGroup();
381 if (wpos.x() > 0 && wpos.y() > 0)
382 pWidget->move(wpos);
383 if (wsize.width() > 0 && wsize.height() > 0)
384 pWidget->resize(wsize);
385 // else
386 // pWidget->adjustSize();
387 if (bVisible)
388 pWidget->show();
389 // else
390 // pWidget->hide();
391 }
392 }
393
394
395 void Options::saveWidgetGeometry ( QWidget *pWidget, bool bVisible )
396 {
397 // Try to save form window position...
398 // (due to X11 window managers ideossincrasies, we better
399 // only save the form geometry while its up and visible)
400 if (pWidget) {
401 m_settings.beginGroup("/Geometry/" + pWidget->objectName());
402 const QPoint& wpos = pWidget->pos();
403 const QSize& wsize = pWidget->size();
404 if (!bVisible) bVisible = pWidget->isVisible();
405 m_settings.setValue("/x", wpos.x());
406 m_settings.setValue("/y", wpos.y());
407 m_settings.setValue("/width", wsize.width());
408 m_settings.setValue("/height", wsize.height());
409 m_settings.setValue("/visible", bVisible);
410 m_settings.endGroup();
411 }
412 }
413
414
415 //---------------------------------------------------------------------------
416 // Combo box history persistence helper implementation.
417
418 void Options::loadComboBoxHistory ( QComboBox *pComboBox, int iLimit )
419 {
420 const bool bBlockSignals = pComboBox->blockSignals(true);
421
422 // Load combobox list from configuration settings file...
423 m_settings.beginGroup("/History/" + pComboBox->objectName());
424
425 if (m_settings.childKeys().count() > 0) {
426 pComboBox->setUpdatesEnabled(false);
427 pComboBox->setDuplicatesEnabled(false);
428 pComboBox->clear();
429 for (int i = 0; i < iLimit; ++i) {
430 const QString& sText = m_settings.value(
431 "/Item" + QString::number(i + 1)).toString();
432 if (sText.isEmpty())
433 break;
434 pComboBox->addItem(sText);
435 }
436 pComboBox->setUpdatesEnabled(true);
437 }
438
439 m_settings.endGroup();
440
441 pComboBox->blockSignals(bBlockSignals);
442 }
443
444
445 void Options::saveComboBoxHistory ( QComboBox *pComboBox, int iLimit )
446 {
447 const bool bBlockSignals = pComboBox->blockSignals(true);
448
449 // Add current text as latest item...
450 const QString sCurrentText = pComboBox->currentText();
451 int iCount = pComboBox->count();
452 for (int i = 0; i < iCount; i++) {
453 const QString& sText = pComboBox->itemText(i);
454 if (sText == sCurrentText) {
455 pComboBox->removeItem(i);
456 --iCount;
457 break;
458 }
459 }
460 while (iCount >= iLimit)
461 pComboBox->removeItem(--iCount);
462 pComboBox->insertItem(0, sCurrentText);
463 pComboBox->setCurrentIndex(0);
464 ++iCount;
465
466 // Save combobox list to configuration settings file...
467 m_settings.beginGroup("/History/" + pComboBox->objectName());
468 for (int i = 0; i < iCount; ++i) {
469 const QString& sText = pComboBox->itemText(i);
470 if (sText.isEmpty())
471 break;
472 m_settings.setValue("/Item" + QString::number(i + 1), sText);
473 }
474 m_settings.endGroup();
475
476 pComboBox->blockSignals(bBlockSignals);
477 }
478
479
480 int Options::getMaxVoices() {
481 #ifndef CONFIG_MAX_VOICES
482 return -1;
483 #else
484 if (iMaxVoices > 0) return iMaxVoices;
485 return getEffectiveMaxVoices();
486 #endif // CONFIG_MAX_VOICES
487 }
488
489 int Options::getEffectiveMaxVoices() {
490 #ifndef CONFIG_MAX_VOICES
491 return -1;
492 #else
493 MainForm *pMainForm = MainForm::getInstance();
494 if (!pMainForm || !pMainForm->client())
495 return -1;
496
497 return ::lscp_get_voices(pMainForm->client());
498 #endif // CONFIG_MAX_VOICES
499 }
500
501 void Options::setMaxVoices(int iMaxVoices) {
502 #ifdef CONFIG_MAX_VOICES
503 if (iMaxVoices < 1) return;
504
505 MainForm *pMainForm = MainForm::getInstance();
506 if (!pMainForm || !pMainForm->client())
507 return;
508
509 lscp_status_t result =
510 ::lscp_set_voices(pMainForm->client(), iMaxVoices);
511
512 if (result != LSCP_OK) {
513 pMainForm->appendMessagesClient("lscp_set_voices");
514 return;
515 }
516
517 this->iMaxVoices = iMaxVoices;
518 #endif // CONFIG_MAX_VOICES
519 }
520
521 int Options::getMaxStreams() {
522 #ifndef CONFIG_MAX_VOICES
523 return -1;
524 #else
525 if (iMaxStreams > 0) return iMaxStreams;
526 return getEffectiveMaxStreams();
527 #endif // CONFIG_MAX_VOICES
528 }
529
530 int Options::getEffectiveMaxStreams() {
531 #ifndef CONFIG_MAX_VOICES
532 return -1;
533 #else
534 MainForm *pMainForm = MainForm::getInstance();
535 if (!pMainForm || !pMainForm->client())
536 return -1;
537
538 return ::lscp_get_streams(pMainForm->client());
539 #endif // CONFIG_MAX_VOICES
540 }
541
542 void Options::setMaxStreams(int iMaxStreams) {
543 #ifdef CONFIG_MAX_VOICES
544 if (iMaxStreams < 0) return;
545
546 MainForm *pMainForm = MainForm::getInstance();
547 if (!pMainForm || !pMainForm->client())
548 return;
549
550 lscp_status_t result =
551 ::lscp_set_streams(pMainForm->client(), iMaxStreams);
552
553 if (result != LSCP_OK) {
554 pMainForm->appendMessagesClient("lscp_set_streams");
555 return;
556 }
557
558 this->iMaxStreams = iMaxStreams;
559 #endif // CONFIG_MAX_VOICES
560 }
561
562 void Options::sendFineTuningSettings() {
563 setMaxVoices(iMaxVoices);
564 setMaxStreams(iMaxStreams);
565
566 MainForm *pMainForm = MainForm::getInstance();
567 if (!pMainForm || !pMainForm->client())
568 return;
569
570 pMainForm->appendMessages(QObject::tr("Sent fine tuning settings."));
571 }
572
573 } // namespace QSampler
574
575
576 // end of qsamplerOptions.cpp

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