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

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Revision 2642 - (hide annotations) (download)
Mon Jun 16 19:31:33 2014 UTC (9 years, 9 months ago) by capela
File size: 17089 byte(s)
* A man page has beed added (making up Matt Flax's work on
  debian, thanks).
1 capela 106 // qsamplerOptions.cpp
2     //
3     /****************************************************************************
4 capela 2642 Copyright (C) 2004-2014, rncbc aka Rui Nuno Capela. All rights reserved.
5 capela 1464 Copyright (C) 2007, Christian Schoenebeck
6 capela 106
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 capela 920 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 capela 106
21     *****************************************************************************/
22    
23 capela 753 #include "qsamplerAbout.h"
24 capela 106 #include "qsamplerOptions.h"
25 schoenebeck 1803 #include "qsamplerMainForm.h"
26 capela 106
27 capela 1499 #include <QTextStream>
28     #include <QComboBox>
29 capela 106
30 capela 264 #include <lscp/client.h>
31 capela 106
32 capela 605 #ifdef CONFIG_LIBGIG
33     #include <gig.h>
34     #endif
35 capela 106
36 capela 605
37 capela 1558 namespace QSampler {
38    
39 capela 106 //-------------------------------------------------------------------------
40 capela 1558 // QSampler::Options - Prototype settings structure.
41 capela 106 //
42    
43     // Constructor.
44 capela 1558 Options::Options (void)
45 capela 1504 : m_settings(QSAMPLER_DOMAIN, QSAMPLER_TITLE)
46 capela 106 {
47 capela 2028 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 capela 1509 // Begin into general options group.
62     m_settings.beginGroup("/Options");
63 capela 106
64 capela 1509 // 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 capela 2642 #if defined(__APPLE__) // Toshi Nagata 20080105
69 nagata 1643 // TODO: Should this be a configure option?
70     iServerTimeout = m_settings.value("/ServerTimeout", 10000).toInt();
71 capela 2642 #else
72 capela 1509 iServerTimeout = m_settings.value("/ServerTimeout", 1000).toInt();
73 capela 2642 #endif
74 capela 1509 bServerStart = m_settings.value("/ServerStart", true).toBool();
75 capela 2642 #if defined(__APPLE__) // Toshi Nagata 20080113
76 nagata 1643 sServerCmdLine = m_settings.value("/ServerCmdLine", "linuxsampler.starter").toString();
77 capela 2642 #else
78 capela 1509 sServerCmdLine = m_settings.value("/ServerCmdLine", "linuxsampler").toString();
79 capela 2642 #endif
80 capela 1509 iStartDelay = m_settings.value("/StartDelay", 3).toInt();
81     m_settings.endGroup();
82 capela 106
83 capela 1738 // 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 capela 1509 // 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     bKeepOnTop = m_settings.value("/KeepOnTop", true).toBool();
101     bStdoutCapture = m_settings.value("/StdoutCapture", true).toBool();
102     bCompletePath = m_settings.value("/CompletePath", true).toBool();
103     iMaxRecentFiles = m_settings.value("/MaxRecentFiles", 5).toInt();
104 capela 1749 iBaseFontSize = m_settings.value("/BaseFontSize", 0).toInt();
105 schoenebeck 1527 // if libgig provides a fast way to retrieve instrument names even for large
106     // .gig files, then we enable this feature by default
107     #if HAVE_LIBGIG_SETAUTOLOAD
108     bInstrumentNames = m_settings.value("/InstrumentNames", true).toBool();
109     #else
110 capela 1509 bInstrumentNames = m_settings.value("/InstrumentNames", false).toBool();
111 schoenebeck 1527 #endif
112 capela 1509 m_settings.endGroup();
113 capela 106
114 capela 1509 // And go into view options group.
115     m_settings.beginGroup("/View");
116     bMenubar = m_settings.value("/Menubar", true).toBool();
117     bToolbar = m_settings.value("/Toolbar", true).toBool();
118     bStatusbar = m_settings.value("/Statusbar", true).toBool();
119     bAutoArrange = m_settings.value("/AutoArrange", true).toBool();
120     m_settings.endGroup();
121 capela 106
122 capela 1509 m_settings.endGroup(); // Options group.
123 capela 106
124 capela 1499 // Recent file list.
125     recentFiles.clear();
126     m_settings.beginGroup("/RecentFiles");
127     for (int iFile = 0; iFile < iMaxRecentFiles; iFile++) {
128     QString sFilename = m_settings.value(
129     "/File" + QString::number(iFile + 1)).toString();
130     if (!sFilename.isEmpty())
131     recentFiles.append(sFilename);
132     }
133     m_settings.endGroup();
134 capela 106
135 schoenebeck 1803 // Sampler fine tuning settings.
136     m_settings.beginGroup("/Tuning");
137     iMaxVoices = m_settings.value("/MaxVoices", -1).toInt();
138     iMaxStreams = m_settings.value("/MaxStreams", -1).toInt();
139     m_settings.endGroup();
140    
141 capela 1509 // Last but not least, get the default directories.
142     m_settings.beginGroup("/Default");
143     sSessionDir = m_settings.value("/SessionDir").toString();
144     sInstrumentDir = m_settings.value("/InstrumentDir").toString();
145     sEngineName = m_settings.value("/EngineName").toString();
146     sAudioDriver = m_settings.value("/AudioDriver").toString();
147     sMidiDriver = m_settings.value("/MidiDriver").toString();
148     iMidiMap = m_settings.value("/MidiMap", 0).toInt();
149     iMidiBank = m_settings.value("/MidiBank", 0).toInt();
150     iMidiProg = m_settings.value("/MidiProg", 0).toInt();
151     iVolume = m_settings.value("/Volume", 100).toInt();
152     iLoadMode = m_settings.value("/Loadmode", 0).toInt();
153     m_settings.endGroup();
154 capela 106 }
155    
156    
157 capela 2028 // Explicit save method.
158     void Options::saveOptions (void)
159 capela 106 {
160 capela 1509 // Make program version available in the future.
161     m_settings.beginGroup("/Program");
162     m_settings.setValue("/Version", QSAMPLER_VERSION);
163     m_settings.endGroup();
164 capela 106
165 capela 1509 // And go into general options group.
166     m_settings.beginGroup("/Options");
167 capela 106
168 capela 1509 // Save server options.
169     m_settings.beginGroup("/Server");
170     m_settings.setValue("/ServerHost", sServerHost);
171     m_settings.setValue("/ServerPort", iServerPort);
172     m_settings.setValue("/ServerTimeout", iServerTimeout);
173     m_settings.setValue("/ServerStart", bServerStart);
174     m_settings.setValue("/ServerCmdLine", sServerCmdLine);
175     m_settings.setValue("/StartDelay", iStartDelay);
176     m_settings.endGroup();
177 capela 106
178 capela 1738 // Save logging options...
179     m_settings.beginGroup("/Logging");
180     m_settings.setValue("/MessagesLog", bMessagesLog);
181     m_settings.setValue("/MessagesLogPath", sMessagesLogPath);
182     m_settings.endGroup();
183    
184 capela 1509 // Save display options.
185     m_settings.beginGroup("/Display");
186     m_settings.setValue("/DisplayFont", sDisplayFont);
187     m_settings.setValue("/DisplayEffect", bDisplayEffect);
188     m_settings.setValue("/AutoRefresh", bAutoRefresh);
189     m_settings.setValue("/AutoRefreshTime", iAutoRefreshTime);
190     m_settings.setValue("/MaxVolume", iMaxVolume);
191     m_settings.setValue("/MessagesFont", sMessagesFont);
192     m_settings.setValue("/MessagesLimit", bMessagesLimit);
193     m_settings.setValue("/MessagesLimitLines", iMessagesLimitLines);
194     m_settings.setValue("/ConfirmRemove", bConfirmRemove);
195     m_settings.setValue("/KeepOnTop", bKeepOnTop);
196     m_settings.setValue("/StdoutCapture", bStdoutCapture);
197     m_settings.setValue("/CompletePath", bCompletePath);
198     m_settings.setValue("/MaxRecentFiles", iMaxRecentFiles);
199 capela 1749 m_settings.setValue("/BaseFontSize", iBaseFontSize);
200 capela 1509 m_settings.setValue("/InstrumentNames", bInstrumentNames);
201     m_settings.endGroup();
202 capela 106
203 capela 1509 // View options group.
204     m_settings.beginGroup("/View");
205     m_settings.setValue("/Menubar", bMenubar);
206     m_settings.setValue("/Toolbar", bToolbar);
207     m_settings.setValue("/Statusbar", bStatusbar);
208     m_settings.setValue("/AutoArrange", bAutoArrange);
209     m_settings.endGroup();
210 capela 106
211 capela 1509 m_settings.endGroup(); // Options group.
212 capela 106
213 capela 1509 // Recent file list.
214 capela 1499 int iFile = 0;
215     m_settings.beginGroup("/RecentFiles");
216     QStringListIterator iter(recentFiles);
217     while (iter.hasNext())
218     m_settings.setValue("/File" + QString::number(++iFile), iter.next());
219     m_settings.endGroup();
220 capela 106
221 schoenebeck 1803 // Sampler fine tuning settings.
222     m_settings.beginGroup("/Tuning");
223     if (iMaxVoices > 0)
224     m_settings.setValue("/MaxVoices", iMaxVoices);
225     if (iMaxStreams >= 0)
226     m_settings.setValue("/MaxStreams", iMaxStreams);
227     m_settings.endGroup();
228    
229 capela 1509 // Default directories.
230     m_settings.beginGroup("/Default");
231     m_settings.setValue("/SessionDir", sSessionDir);
232     m_settings.setValue("/InstrumentDir", sInstrumentDir);
233     m_settings.setValue("/EngineName", sEngineName);
234     m_settings.setValue("/AudioDriver", sAudioDriver);
235     m_settings.setValue("/MidiDriver", sMidiDriver);
236     m_settings.setValue("/MidiMap", iMidiMap);
237     m_settings.setValue("/MidiBank", iMidiBank);
238     m_settings.setValue("/MidiProg", iMidiProg);
239     m_settings.setValue("/Volume", iVolume);
240     m_settings.setValue("/Loadmode", iLoadMode);
241     m_settings.endGroup();
242 capela 2028
243     // Save/commit to disk.
244     m_settings.sync();
245 capela 106 }
246    
247 capela 2028
248 capela 106 //-------------------------------------------------------------------------
249     // Settings accessor.
250     //
251    
252 capela 1558 QSettings& Options::settings (void)
253 capela 106 {
254 capela 1509 return m_settings;
255 capela 106 }
256    
257    
258     //-------------------------------------------------------------------------
259     // Command-line argument stuff.
260     //
261    
262     // Help about command line options.
263 capela 1890 void Options::print_usage ( const QString& arg0 )
264 capela 106 {
265 capela 1499 QTextStream out(stderr);
266     out << QObject::tr("Usage: %1 [options] [session-file]\n\n"
267     QSAMPLER_TITLE " - " QSAMPLER_SUBTITLE "\n\n"
268     "Options:\n\n"
269     " -s, --start\n\tStart linuxsampler server locally\n\n"
270 capela 2642 " -h, --hostname\n\tSpecify linuxsampler server hostname (default = localhost)\n\n"
271     " -p, --port\n\tSpecify linuxsampler server port number (default = 8888)\n\n"
272 capela 1499 " -?, --help\n\tShow help about command line options\n\n"
273     " -v, --version\n\tShow version information\n\n")
274     .arg(arg0);
275 capela 106 }
276    
277    
278     // Parse command line arguments into m_settings.
279 capela 1890 bool Options::parse_args ( const QStringList& args )
280 capela 106 {
281 capela 1499 QTextStream out(stderr);
282 capela 1509 const QString sEol = "\n\n";
283     int iCmdArgs = 0;
284 capela 2642 const int argc = args.count();
285 capela 106
286 capela 1509 for (int i = 1; i < argc; i++) {
287 capela 106
288 capela 1509 if (iCmdArgs > 0) {
289     sSessionFile += " ";
290 capela 1890 sSessionFile += args.at(i);
291 capela 1509 iCmdArgs++;
292     continue;
293     }
294 capela 106
295 capela 1890 QString sArg = args.at(i);
296 capela 1509 QString sVal = QString::null;
297 capela 2642 const int iEqual = sArg.indexOf("=");
298 capela 1509 if (iEqual >= 0) {
299     sVal = sArg.right(sArg.length() - iEqual - 1);
300     sArg = sArg.left(iEqual);
301     }
302 capela 2642 else if (i < argc - 1) {
303 capela 1890 sVal = args.at(i + 1);
304 capela 2642 if (sVal[0] == '-')
305     sVal.clear();
306     }
307 capela 106
308 capela 1509 if (sArg == "-s" || sArg == "--start") {
309     bServerStart = true;
310     }
311     else if (sArg == "-h" || sArg == "--hostname") {
312     if (sVal.isNull()) {
313 capela 2642 out << QObject::tr("Option -h requires an argument (host).") + sEol;
314 capela 1509 return false;
315     }
316     sServerHost = sVal;
317     if (iEqual < 0)
318     i++;
319     }
320     else if (sArg == "-p" || sArg == "--port") {
321     if (sVal.isNull()) {
322     out << QObject::tr("Option -p requires an argument (port).") + sEol;
323     return false;
324     }
325     iServerPort = sVal.toInt();
326     if (iEqual < 0)
327     i++;
328     }
329     else if (sArg == "-?" || sArg == "--help") {
330 capela 1890 print_usage(args.at(0));
331 capela 1509 return false;
332     }
333     else if (sArg == "-v" || sArg == "--version") {
334 capela 1499 out << QObject::tr("Qt: %1\n").arg(qVersion());
335 capela 2642 #ifdef CONFIG_LIBGIG
336 capela 1499 out << QString("%1: %2\n")
337     .arg(gig::libraryName().c_str())
338     .arg(gig::libraryVersion().c_str());
339 capela 2642 #endif
340 capela 1499 out << QString("%1: %2\n")
341     .arg(::lscp_client_package())
342     .arg(::lscp_client_version());
343     out << QObject::tr(QSAMPLER_TITLE ": %1\n").arg(QSAMPLER_VERSION);
344 capela 1509 return false;
345     }
346     else {
347     // If we don't have one by now,
348     // this will be the startup sesion file...
349     sSessionFile += sArg;
350     iCmdArgs++;
351     }
352     }
353 capela 106
354 capela 1509 // Alright with argument parsing.
355     return true;
356 capela 106 }
357    
358    
359     //---------------------------------------------------------------------------
360     // Widget geometry persistence helper methods.
361    
362 capela 2077 void Options::loadWidgetGeometry ( QWidget *pWidget, bool bVisible )
363 capela 106 {
364 capela 1499 // Try to restore old form window positioning.
365     if (pWidget) {
366 capela 2077 QPoint wpos;
367     QSize wsize;
368 capela 1499 m_settings.beginGroup("/Geometry/" + pWidget->objectName());
369 capela 2077 wpos.setX(m_settings.value("/x", -1).toInt());
370     wpos.setY(m_settings.value("/y", -1).toInt());
371     wsize.setWidth(m_settings.value("/width", -1).toInt());
372     wsize.setHeight(m_settings.value("/height", -1).toInt());
373     if (!bVisible) bVisible = m_settings.value("/visible", false).toBool();
374 capela 1499 m_settings.endGroup();
375 capela 2077 if (wpos.x() > 0 && wpos.y() > 0)
376     pWidget->move(wpos);
377     if (wsize.width() > 0 && wsize.height() > 0)
378     pWidget->resize(wsize);
379     // else
380     // pWidget->adjustSize();
381 capela 1499 if (bVisible)
382     pWidget->show();
383 capela 2077 // else
384     // pWidget->hide();
385 capela 1499 }
386 capela 106 }
387    
388    
389 capela 2077 void Options::saveWidgetGeometry ( QWidget *pWidget, bool bVisible )
390 capela 106 {
391 capela 1499 // Try to save form window position...
392     // (due to X11 window managers ideossincrasies, we better
393     // only save the form geometry while its up and visible)
394     if (pWidget) {
395     m_settings.beginGroup("/Geometry/" + pWidget->objectName());
396 capela 2077 const QPoint& wpos = pWidget->pos();
397     const QSize& wsize = pWidget->size();
398     if (!bVisible) bVisible = pWidget->isVisible();
399     m_settings.setValue("/x", wpos.x());
400     m_settings.setValue("/y", wpos.y());
401     m_settings.setValue("/width", wsize.width());
402     m_settings.setValue("/height", wsize.height());
403 capela 1499 m_settings.setValue("/visible", bVisible);
404     m_settings.endGroup();
405     }
406 capela 106 }
407    
408    
409     //---------------------------------------------------------------------------
410     // Combo box history persistence helper implementation.
411    
412 capela 1558 void Options::loadComboBoxHistory ( QComboBox *pComboBox, int iLimit )
413 capela 106 {
414 capela 1499 // Load combobox list from configuration settings file...
415     m_settings.beginGroup("/History/" + pComboBox->objectName());
416 capela 106
417 capela 1499 if (m_settings.childKeys().count() > 0) {
418     pComboBox->setUpdatesEnabled(false);
419     pComboBox->setDuplicatesEnabled(false);
420     pComboBox->clear();
421     for (int i = 0; i < iLimit; i++) {
422     const QString& sText = m_settings.value(
423     "/Item" + QString::number(i + 1)).toString();
424     if (sText.isEmpty())
425     break;
426     pComboBox->addItem(sText);
427     }
428     pComboBox->setUpdatesEnabled(true);
429     }
430 capela 106
431 capela 1499 m_settings.endGroup();
432 capela 106 }
433    
434    
435 capela 1558 void Options::saveComboBoxHistory ( QComboBox *pComboBox, int iLimit )
436 capela 106 {
437 capela 1499 // Add current text as latest item...
438     const QString& sCurrentText = pComboBox->currentText();
439     int iCount = pComboBox->count();
440     for (int i = 0; i < iCount; i++) {
441     const QString& sText = pComboBox->itemText(i);
442     if (sText == sCurrentText) {
443     pComboBox->removeItem(i);
444     iCount--;
445     break;
446     }
447     }
448     while (iCount >= iLimit)
449     pComboBox->removeItem(--iCount);
450     pComboBox->insertItem(0, sCurrentText);
451     iCount++;
452 capela 106
453 capela 1499 // Save combobox list to configuration settings file...
454     m_settings.beginGroup("/History/" + pComboBox->objectName());
455     for (int i = 0; i < iCount; i++) {
456     const QString& sText = pComboBox->itemText(i);
457     if (sText.isEmpty())
458     break;
459     m_settings.setValue("/Item" + QString::number(i + 1), sText);
460     }
461     m_settings.endGroup();
462 capela 106 }
463    
464 schoenebeck 1803 int Options::getMaxVoices() {
465     #ifndef CONFIG_MAX_VOICES
466     return -1;
467     #else
468     if (iMaxVoices > 0) return iMaxVoices;
469     return getEffectiveMaxVoices();
470     #endif // CONFIG_MAX_VOICES
471     }
472    
473     int Options::getEffectiveMaxVoices() {
474     #ifndef CONFIG_MAX_VOICES
475     return -1;
476     #else
477     MainForm *pMainForm = MainForm::getInstance();
478     if (!pMainForm || !pMainForm->client())
479     return -1;
480    
481     return ::lscp_get_voices(pMainForm->client());
482     #endif // CONFIG_MAX_VOICES
483     }
484    
485     void Options::setMaxVoices(int iMaxVoices) {
486     #ifdef CONFIG_MAX_VOICES
487     if (iMaxVoices < 1) return;
488    
489     MainForm *pMainForm = MainForm::getInstance();
490     if (!pMainForm || !pMainForm->client())
491     return;
492    
493     lscp_status_t result =
494     ::lscp_set_voices(pMainForm->client(), iMaxVoices);
495    
496     if (result != LSCP_OK) {
497     pMainForm->appendMessagesClient("lscp_set_voices");
498     return;
499     }
500    
501     this->iMaxVoices = iMaxVoices;
502     #endif // CONFIG_MAX_VOICES
503     }
504    
505     int Options::getMaxStreams() {
506     #ifndef CONFIG_MAX_VOICES
507     return -1;
508     #else
509     if (iMaxStreams > 0) return iMaxStreams;
510     return getEffectiveMaxStreams();
511     #endif // CONFIG_MAX_VOICES
512     }
513    
514     int Options::getEffectiveMaxStreams() {
515     #ifndef CONFIG_MAX_VOICES
516     return -1;
517     #else
518     MainForm *pMainForm = MainForm::getInstance();
519     if (!pMainForm || !pMainForm->client())
520     return -1;
521    
522     return ::lscp_get_streams(pMainForm->client());
523     #endif // CONFIG_MAX_VOICES
524     }
525    
526     void Options::setMaxStreams(int iMaxStreams) {
527     #ifdef CONFIG_MAX_VOICES
528     if (iMaxStreams < 0) return;
529    
530     MainForm *pMainForm = MainForm::getInstance();
531     if (!pMainForm || !pMainForm->client())
532     return;
533    
534     lscp_status_t result =
535     ::lscp_set_streams(pMainForm->client(), iMaxStreams);
536    
537     if (result != LSCP_OK) {
538     pMainForm->appendMessagesClient("lscp_set_streams");
539     return;
540     }
541    
542     this->iMaxStreams = iMaxStreams;
543     #endif // CONFIG_MAX_VOICES
544     }
545    
546     void Options::sendFineTuningSettings() {
547     setMaxVoices(iMaxVoices);
548     setMaxStreams(iMaxStreams);
549    
550     MainForm *pMainForm = MainForm::getInstance();
551     if (!pMainForm || !pMainForm->client())
552     return;
553    
554     pMainForm->appendMessages(QObject::tr("Sent fine tuning settings."));
555     }
556    
557 capela 1558 } // namespace QSampler
558 capela 106
559 capela 1558
560 capela 106 // end of qsamplerOptions.cpp

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