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

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Revision 2028 - (hide annotations) (download)
Wed Nov 4 18:59:57 2009 UTC (14 years, 4 months ago) by capela
File size: 16951 byte(s)
* Global configuration state is now explicitly saved/committed to
  disk when View/Options... dialog changes are accepted and applied.

1 capela 106 // qsamplerOptions.cpp
2     //
3     /****************************************************************************
4 capela 1890 Copyright (C) 2004-2009, 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 nagata 1643 #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 capela 1509 iServerTimeout = m_settings.value("/ServerTimeout", 1000).toInt();
73 nagata 1643 #endif
74 capela 1509 bServerStart = m_settings.value("/ServerStart", true).toBool();
75 nagata 1643 #if defined(__APPLE__) // Toshi Nagata 20080113
76     sServerCmdLine = m_settings.value("/ServerCmdLine", "linuxsampler.starter").toString();
77     #else
78 capela 1509 sServerCmdLine = m_settings.value("/ServerCmdLine", "linuxsampler").toString();
79 nagata 1643 #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     " -h, --hostname\n\tSpecify linuxsampler server hostname\n\n"
271     " -p, --port\n\tSpecify linuxsampler server port number\n\n"
272     " -?, --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 1890 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     int iEqual = sArg.indexOf("=");
298     if (iEqual >= 0) {
299     sVal = sArg.right(sArg.length() - iEqual - 1);
300     sArg = sArg.left(iEqual);
301     }
302 capela 1890 else if (i < argc - 1)
303     sVal = args.at(i + 1);
304 capela 106
305 capela 1509 if (sArg == "-s" || sArg == "--start") {
306     bServerStart = true;
307     }
308     else if (sArg == "-h" || sArg == "--hostname") {
309     if (sVal.isNull()) {
310     out << QObject::tr("Option -h requires an argument (hostname).") + sEol;
311     return false;
312     }
313     sServerHost = sVal;
314     if (iEqual < 0)
315     i++;
316     }
317     else if (sArg == "-p" || sArg == "--port") {
318     if (sVal.isNull()) {
319     out << QObject::tr("Option -p requires an argument (port).") + sEol;
320     return false;
321     }
322     iServerPort = sVal.toInt();
323     if (iEqual < 0)
324     i++;
325     }
326     else if (sArg == "-?" || sArg == "--help") {
327 capela 1890 print_usage(args.at(0));
328 capela 1509 return false;
329     }
330     else if (sArg == "-v" || sArg == "--version") {
331 capela 1499 out << QObject::tr("Qt: %1\n").arg(qVersion());
332 capela 605 #ifdef CONFIG_LIBGIG
333 capela 1499 out << QString("%1: %2\n")
334     .arg(gig::libraryName().c_str())
335     .arg(gig::libraryVersion().c_str());
336     #endif
337     out << QString("%1: %2\n")
338     .arg(::lscp_client_package())
339     .arg(::lscp_client_version());
340     out << QObject::tr(QSAMPLER_TITLE ": %1\n").arg(QSAMPLER_VERSION);
341 capela 1509 return false;
342     }
343     else {
344     // If we don't have one by now,
345     // this will be the startup sesion file...
346     sSessionFile += sArg;
347     iCmdArgs++;
348     }
349     }
350 capela 106
351 capela 1509 // Alright with argument parsing.
352     return true;
353 capela 106 }
354    
355    
356     //---------------------------------------------------------------------------
357     // Widget geometry persistence helper methods.
358    
359 capela 1558 void Options::loadWidgetGeometry ( QWidget *pWidget )
360 capela 106 {
361 capela 1499 // Try to restore old form window positioning.
362     if (pWidget) {
363     QPoint fpos;
364     QSize fsize;
365     bool bVisible;
366     m_settings.beginGroup("/Geometry/" + pWidget->objectName());
367     fpos.setX(m_settings.value("/x", -1).toInt());
368     fpos.setY(m_settings.value("/y", -1).toInt());
369     fsize.setWidth(m_settings.value("/width", -1).toInt());
370     fsize.setHeight(m_settings.value("/height", -1).toInt());
371     bVisible = m_settings.value("/visible", false).toBool();
372     m_settings.endGroup();
373     if (fpos.x() > 0 && fpos.y() > 0)
374     pWidget->move(fpos);
375     if (fsize.width() > 0 && fsize.height() > 0)
376     pWidget->resize(fsize);
377     else
378     pWidget->adjustSize();
379     if (bVisible)
380     pWidget->show();
381     else
382     pWidget->hide();
383     }
384 capela 106 }
385    
386    
387 capela 1558 void Options::saveWidgetGeometry ( QWidget *pWidget )
388 capela 106 {
389 capela 1499 // Try to save form window position...
390     // (due to X11 window managers ideossincrasies, we better
391     // only save the form geometry while its up and visible)
392     if (pWidget) {
393     m_settings.beginGroup("/Geometry/" + pWidget->objectName());
394     bool bVisible = pWidget->isVisible();
395     const QPoint& fpos = pWidget->pos();
396     const QSize& fsize = pWidget->size();
397     m_settings.setValue("/x", fpos.x());
398     m_settings.setValue("/y", fpos.y());
399     m_settings.setValue("/width", fsize.width());
400     m_settings.setValue("/height", fsize.height());
401     m_settings.setValue("/visible", bVisible);
402     m_settings.endGroup();
403     }
404 capela 106 }
405    
406    
407     //---------------------------------------------------------------------------
408     // Combo box history persistence helper implementation.
409    
410 capela 1558 void Options::loadComboBoxHistory ( QComboBox *pComboBox, int iLimit )
411 capela 106 {
412 capela 1499 // Load combobox list from configuration settings file...
413     m_settings.beginGroup("/History/" + pComboBox->objectName());
414 capela 106
415 capela 1499 if (m_settings.childKeys().count() > 0) {
416     pComboBox->setUpdatesEnabled(false);
417     pComboBox->setDuplicatesEnabled(false);
418     pComboBox->clear();
419     for (int i = 0; i < iLimit; i++) {
420     const QString& sText = m_settings.value(
421     "/Item" + QString::number(i + 1)).toString();
422     if (sText.isEmpty())
423     break;
424     pComboBox->addItem(sText);
425     }
426     pComboBox->setUpdatesEnabled(true);
427     }
428 capela 106
429 capela 1499 m_settings.endGroup();
430 capela 106 }
431    
432    
433 capela 1558 void Options::saveComboBoxHistory ( QComboBox *pComboBox, int iLimit )
434 capela 106 {
435 capela 1499 // Add current text as latest item...
436     const QString& sCurrentText = pComboBox->currentText();
437     int iCount = pComboBox->count();
438     for (int i = 0; i < iCount; i++) {
439     const QString& sText = pComboBox->itemText(i);
440     if (sText == sCurrentText) {
441     pComboBox->removeItem(i);
442     iCount--;
443     break;
444     }
445     }
446     while (iCount >= iLimit)
447     pComboBox->removeItem(--iCount);
448     pComboBox->insertItem(0, sCurrentText);
449     iCount++;
450 capela 106
451 capela 1499 // Save combobox list to configuration settings file...
452     m_settings.beginGroup("/History/" + pComboBox->objectName());
453     for (int i = 0; i < iCount; i++) {
454     const QString& sText = pComboBox->itemText(i);
455     if (sText.isEmpty())
456     break;
457     m_settings.setValue("/Item" + QString::number(i + 1), sText);
458     }
459     m_settings.endGroup();
460 capela 106 }
461    
462 schoenebeck 1803 int Options::getMaxVoices() {
463     #ifndef CONFIG_MAX_VOICES
464     return -1;
465     #else
466     if (iMaxVoices > 0) return iMaxVoices;
467     return getEffectiveMaxVoices();
468     #endif // CONFIG_MAX_VOICES
469     }
470    
471     int Options::getEffectiveMaxVoices() {
472     #ifndef CONFIG_MAX_VOICES
473     return -1;
474     #else
475     MainForm *pMainForm = MainForm::getInstance();
476     if (!pMainForm || !pMainForm->client())
477     return -1;
478    
479     return ::lscp_get_voices(pMainForm->client());
480     #endif // CONFIG_MAX_VOICES
481     }
482    
483     void Options::setMaxVoices(int iMaxVoices) {
484     #ifdef CONFIG_MAX_VOICES
485     if (iMaxVoices < 1) return;
486    
487     MainForm *pMainForm = MainForm::getInstance();
488     if (!pMainForm || !pMainForm->client())
489     return;
490    
491     lscp_status_t result =
492     ::lscp_set_voices(pMainForm->client(), iMaxVoices);
493    
494     if (result != LSCP_OK) {
495     pMainForm->appendMessagesClient("lscp_set_voices");
496     return;
497     }
498    
499     this->iMaxVoices = iMaxVoices;
500     #endif // CONFIG_MAX_VOICES
501     }
502    
503     int Options::getMaxStreams() {
504     #ifndef CONFIG_MAX_VOICES
505     return -1;
506     #else
507     if (iMaxStreams > 0) return iMaxStreams;
508     return getEffectiveMaxStreams();
509     #endif // CONFIG_MAX_VOICES
510     }
511    
512     int Options::getEffectiveMaxStreams() {
513     #ifndef CONFIG_MAX_VOICES
514     return -1;
515     #else
516     MainForm *pMainForm = MainForm::getInstance();
517     if (!pMainForm || !pMainForm->client())
518     return -1;
519    
520     return ::lscp_get_streams(pMainForm->client());
521     #endif // CONFIG_MAX_VOICES
522     }
523    
524     void Options::setMaxStreams(int iMaxStreams) {
525     #ifdef CONFIG_MAX_VOICES
526     if (iMaxStreams < 0) return;
527    
528     MainForm *pMainForm = MainForm::getInstance();
529     if (!pMainForm || !pMainForm->client())
530     return;
531    
532     lscp_status_t result =
533     ::lscp_set_streams(pMainForm->client(), iMaxStreams);
534    
535     if (result != LSCP_OK) {
536     pMainForm->appendMessagesClient("lscp_set_streams");
537     return;
538     }
539    
540     this->iMaxStreams = iMaxStreams;
541     #endif // CONFIG_MAX_VOICES
542     }
543    
544     void Options::sendFineTuningSettings() {
545     setMaxVoices(iMaxVoices);
546     setMaxStreams(iMaxStreams);
547    
548     MainForm *pMainForm = MainForm::getInstance();
549     if (!pMainForm || !pMainForm->client())
550     return;
551    
552     pMainForm->appendMessages(QObject::tr("Sent fine tuning settings."));
553     }
554    
555 capela 1558 } // namespace QSampler
556 capela 106
557 capela 1558
558 capela 106 // end of qsamplerOptions.cpp

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