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

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Revision 264 - (show annotations) (download)
Wed Sep 29 13:12:45 2004 UTC (19 years, 6 months ago) by capela
File size: 13516 byte(s)
Initial rewrite of sampler channel strips internal control structures.

1 // qsamplerOptions.cpp
2 //
3 /****************************************************************************
4 Copyright (C) 2003-2004, rncbc aka Rui Nuno Capela. All rights reserved.
5
6 This program is free software; you can redistribute it and/or
7 modify it under the terms of the GNU General Public License
8 as published by the Free Software Foundation; either version 2
9 of the License, or (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19
20 *****************************************************************************/
21
22 #include "qsamplerOptions.h"
23 #include "qsamplerAbout.h"
24
25 #include <qcombobox.h>
26
27 #include <lscp/client.h>
28
29 #include "config.h"
30
31
32 //-------------------------------------------------------------------------
33 // qsamplerOptions - Prototype settings structure.
34 //
35
36 // Constructor.
37 qsamplerOptions::qsamplerOptions (void)
38 {
39 // Begin master key group.
40 m_settings.beginGroup("/qsampler");
41
42 // And go into general options group.
43 m_settings.beginGroup("/Options");
44
45 // Load server options...
46 m_settings.beginGroup("/Server");
47 sServerHost = m_settings.readEntry("/ServerHost", "localhost");
48 iServerPort = m_settings.readNumEntry("/ServerPort", 8888);
49 iServerTimeout = m_settings.readNumEntry("/ServerTimeout", 500);
50 bServerStart = m_settings.readBoolEntry("/ServerStart", true);
51 sServerCmdLine = m_settings.readEntry("/ServerCmdLine", "linuxsampler");
52 iStartDelay = m_settings.readNumEntry("/StartDelay", 2);
53 m_settings.endGroup();
54
55 // Load display options...
56 m_settings.beginGroup("/Display");
57 sDisplayFont = m_settings.readEntry("/DisplayFont", QString::null);
58 bAutoRefresh = m_settings.readBoolEntry("/AutoRefresh", true);
59 iAutoRefreshTime = m_settings.readNumEntry("/AutoRefreshTime", 1000);
60 iMaxVolume = m_settings.readNumEntry("/MaxVolume", 100);
61 sMessagesFont = m_settings.readEntry("/MessagesFont", QString::null);
62 bMessagesLimit = m_settings.readBoolEntry("/MessagesLimit", true);
63 iMessagesLimitLines = m_settings.readNumEntry("/MessagesLimitLines", 1000);
64 bConfirmRemove = m_settings.readBoolEntry("/ConfirmRemove", true);
65 bStdoutCapture = m_settings.readBoolEntry("/StdoutCapture", true);
66 bCompletePath = m_settings.readBoolEntry("/CompletePath", true);
67 iMaxRecentFiles = m_settings.readNumEntry("/MaxRecentFiles", 5);
68 m_settings.endGroup();
69
70 // And go into view options group.
71 m_settings.beginGroup("/View");
72 bMenubar = m_settings.readBoolEntry("/Menubar", true);
73 bToolbar = m_settings.readBoolEntry("/Toolbar", true);
74 bStatusbar = m_settings.readBoolEntry("/Statusbar", true);
75 bAutoArrange = m_settings.readBoolEntry("/AutoArrange", true);
76 m_settings.endGroup();
77
78 m_settings.endGroup(); // Options group.
79
80 // Recent file list.
81 m_settings.beginGroup("/RecentFiles");
82 recentFiles.clear();
83 for (int i = 0; i < iMaxRecentFiles; i++) {
84 QString sFilename = m_settings.readEntry("/File" + QString::number(i + 1), QString::null);
85 if (!sFilename.isEmpty())
86 recentFiles.append(sFilename);
87 }
88 m_settings.endGroup();
89
90 // Last but not least, get the default directories.
91 m_settings.beginGroup("/Default");
92 sSessionDir = m_settings.readEntry("/SessionDir", QString::null);
93 sInstrumentDir = m_settings.readEntry("/InstrumentDir", QString::null);
94 sEngineName = m_settings.readEntry("/EngineName", QString::null);
95 sAudioDriver = m_settings.readEntry("/AudioDriver", QString::null);
96 sMidiDriver = m_settings.readEntry("/MidiDriver", QString::null);
97 m_settings.endGroup();
98 }
99
100
101 // Default Destructor.
102 qsamplerOptions::~qsamplerOptions (void)
103 {
104 // Make program version available in the future.
105 m_settings.beginGroup("/Program");
106 m_settings.writeEntry("/Version", QSAMPLER_VERSION);
107 m_settings.endGroup();
108
109 // And go into general options group.
110 m_settings.beginGroup("/Options");
111
112 // Save server options.
113 m_settings.beginGroup("/Server");
114 m_settings.writeEntry("/ServerHost", sServerHost);
115 m_settings.writeEntry("/ServerPort", iServerPort);
116 m_settings.writeEntry("/ServerTimeout", iServerTimeout);
117 m_settings.writeEntry("/ServerStart", bServerStart);
118 m_settings.writeEntry("/ServerCmdLine", sServerCmdLine);
119 m_settings.writeEntry("/StartDelay", iStartDelay);
120 m_settings.endGroup();
121
122 // Save display options.
123 m_settings.beginGroup("/Display");
124 m_settings.writeEntry("/DisplayFont", sDisplayFont);
125 m_settings.writeEntry("/AutoRefresh", bAutoRefresh);
126 m_settings.writeEntry("/AutoRefreshTime", iAutoRefreshTime);
127 m_settings.writeEntry("/MaxVolume", iMaxVolume);
128 m_settings.writeEntry("/MessagesFont", sMessagesFont);
129 m_settings.writeEntry("/MessagesLimit", bMessagesLimit);
130 m_settings.writeEntry("/MessagesLimitLines", iMessagesLimitLines);
131 m_settings.writeEntry("/ConfirmRemove", bConfirmRemove);
132 m_settings.writeEntry("/StdoutCapture", bStdoutCapture);
133 m_settings.writeEntry("/CompletePath", bCompletePath);
134 m_settings.writeEntry("/MaxRecentFiles", iMaxRecentFiles);
135 m_settings.endGroup();
136
137 // View options group.
138 m_settings.beginGroup("/View");
139 m_settings.writeEntry("/Menubar", bMenubar);
140 m_settings.writeEntry("/Toolbar", bToolbar);
141 m_settings.writeEntry("/Statusbar", bStatusbar);
142 m_settings.writeEntry("/AutoArrange", bAutoArrange);
143 m_settings.endGroup();
144
145 m_settings.endGroup(); // Options group.
146
147 // Recent file list.
148 m_settings.beginGroup("/RecentFiles");
149 for (int i = 0; i < (int) recentFiles.count(); i++)
150 m_settings.writeEntry("/File" + QString::number(i + 1), recentFiles[i]);
151 m_settings.endGroup();
152
153 // Default directories.
154 m_settings.beginGroup("/Default");
155 m_settings.writeEntry("/SessionDir", sSessionDir);
156 m_settings.writeEntry("/InstrumentDir", sInstrumentDir);
157 m_settings.writeEntry("/EngineName", sEngineName);
158 m_settings.writeEntry("/AudioDriver", sAudioDriver);
159 m_settings.writeEntry("/MidiDriver", sMidiDriver);
160 m_settings.endGroup();
161
162 m_settings.endGroup();
163 }
164
165 //-------------------------------------------------------------------------
166 // Settings accessor.
167 //
168
169 QSettings& qsamplerOptions::settings (void)
170 {
171 return m_settings;
172 }
173
174
175 //-------------------------------------------------------------------------
176 // Command-line argument stuff.
177 //
178
179 // Help about command line options.
180 void qsamplerOptions::print_usage ( const char *arg0 )
181 {
182 const QString sEot = "\n\t";
183 const QString sEol = "\n\n";
184
185 fprintf(stderr, QObject::tr("Usage") + ": %s [" + QObject::tr("options") + "] [" +
186 QObject::tr("session-file") + "]" + sEol, arg0);
187 fprintf(stderr, QSAMPLER_TITLE " - " + QObject::tr(QSAMPLER_SUBTITLE) + sEol);
188 fprintf(stderr, QObject::tr("Options") + ":" + sEol);
189 fprintf(stderr, " -s, --start" + sEot +
190 QObject::tr("Start linuxsampler server locally") + sEol);
191 fprintf(stderr, " -h, --hostname" + sEot +
192 QObject::tr("Specify linuxsampler server hostname") + sEol);
193 fprintf(stderr, " -p, --port" + sEot +
194 QObject::tr("Specify linuxsampler server port number") + sEol);
195 fprintf(stderr, " -?, --help" + sEot +
196 QObject::tr("Show help about command line options") + sEol);
197 fprintf(stderr, " -v, --version" + sEot +
198 QObject::tr("Show version information") + sEol);
199 }
200
201
202 // Parse command line arguments into m_settings.
203 bool qsamplerOptions::parse_args ( int argc, char **argv )
204 {
205 const QString sEol = "\n\n";
206 int iCmdArgs = 0;
207
208 for (int i = 1; i < argc; i++) {
209
210 if (iCmdArgs > 0) {
211 sSessionFile += " ";
212 sSessionFile += argv[i];
213 iCmdArgs++;
214 continue;
215 }
216
217 QString sArg = argv[i];
218 QString sVal = QString::null;
219 int iEqual = sArg.find("=");
220 if (iEqual >= 0) {
221 sVal = sArg.right(sArg.length() - iEqual - 1);
222 sArg = sArg.left(iEqual);
223 }
224 else if (i < argc)
225 sVal = argv[i + 1];
226
227 if (sArg == "-s" || sArg == "--start") {
228 bServerStart = true;
229 }
230 else if (sArg == "-h" || sArg == "--hostname") {
231 if (sVal.isNull()) {
232 fprintf(stderr, QObject::tr("Option -h requires an argument (hostname).") + sEol);
233 return false;
234 }
235 sServerHost = sVal;
236 if (iEqual < 0)
237 i++;
238 }
239 else if (sArg == "-p" || sArg == "--port") {
240 if (sVal.isNull()) {
241 fprintf(stderr, QObject::tr("Option -p requires an argument (port).") + sEol);
242 return false;
243 }
244 iServerPort = sVal.toInt();
245 if (iEqual < 0)
246 i++;
247 }
248 else if (sArg == "-?" || sArg == "--help") {
249 print_usage(argv[0]);
250 return false;
251 }
252 else if (sArg == "-v" || sArg == "--version") {
253 fprintf(stderr, "Qt: %s\n", qVersion());
254 fprintf(stderr, "liblscp: %s\n", ::lscp_client_version());
255 fprintf(stderr, "qsampler: %s\n", QSAMPLER_VERSION);
256 return false;
257 }
258 else {
259 // If we don't have one by now,
260 // this will be the startup sesion file...
261 sSessionFile += sArg;
262 iCmdArgs++;
263 }
264 }
265
266 // Alright with argument parsing.
267 return true;
268 }
269
270
271 //---------------------------------------------------------------------------
272 // Widget geometry persistence helper methods.
273
274 void qsamplerOptions::loadWidgetGeometry ( QWidget *pWidget )
275 {
276 // Try to restore old form window positioning.
277 if (pWidget) {
278 QPoint fpos;
279 QSize fsize;
280 bool bVisible;
281 m_settings.beginGroup("/Geometry/" + QString(pWidget->name()));
282 fpos.setX(m_settings.readNumEntry("/x", -1));
283 fpos.setY(m_settings.readNumEntry("/y", -1));
284 fsize.setWidth(m_settings.readNumEntry("/width", -1));
285 fsize.setHeight(m_settings.readNumEntry("/height", -1));
286 bVisible = m_settings.readBoolEntry("/visible", false);
287 m_settings.endGroup();
288 if (fpos.x() > 0 && fpos.y() > 0)
289 pWidget->move(fpos);
290 if (fsize.width() > 0 && fsize.height() > 0)
291 pWidget->resize(fsize);
292 else
293 pWidget->adjustSize();
294 if (bVisible)
295 pWidget->show();
296 else
297 pWidget->hide();
298 }
299 }
300
301
302 void qsamplerOptions::saveWidgetGeometry ( QWidget *pWidget )
303 {
304 // Try to save form window position...
305 // (due to X11 window managers ideossincrasies, we better
306 // only save the form geometry while its up and visible)
307 if (pWidget) {
308 m_settings.beginGroup("/Geometry/" + QString(pWidget->name()));
309 bool bVisible = pWidget->isVisible();
310 if (bVisible) {
311 QPoint fpos = pWidget->pos();
312 QSize fsize = pWidget->size();
313 m_settings.writeEntry("/x", fpos.x());
314 m_settings.writeEntry("/y", fpos.y());
315 m_settings.writeEntry("/width", fsize.width());
316 m_settings.writeEntry("/height", fsize.height());
317 }
318 m_settings.writeEntry("/visible", bVisible);
319 m_settings.endGroup();
320 }
321 }
322
323
324 //---------------------------------------------------------------------------
325 // Combo box history persistence helper implementation.
326
327 void qsamplerOptions::add2ComboBoxHistory ( QComboBox *pComboBox, const QString& sNewText, int iLimit, int iIndex )
328 {
329 int iCount = pComboBox->count();
330 for (int i = 0; i < iCount; i++) {
331 QString sText = pComboBox->text(i);
332 if (sText == sNewText) {
333 pComboBox->removeItem(i);
334 iCount--;
335 break;
336 }
337 }
338 while (iCount >= iLimit)
339 pComboBox->removeItem(--iCount);
340 pComboBox->insertItem(sNewText, iIndex);
341 }
342
343
344 void qsamplerOptions::loadComboBoxHistory ( QComboBox *pComboBox, int iLimit )
345 {
346 pComboBox->setUpdatesEnabled(false);
347 pComboBox->setDuplicatesEnabled(false);
348
349 m_settings.beginGroup("/History/" + QString(pComboBox->name()));
350 for (int i = 0; i < iLimit; i++) {
351 QString sText = m_settings.readEntry("/Item" + QString::number(i + 1), QString::null);
352 if (sText.isEmpty())
353 break;
354 add2ComboBoxHistory(pComboBox, sText, iLimit);
355 }
356 m_settings.endGroup();
357
358 pComboBox->setUpdatesEnabled(true);
359 }
360
361
362 void qsamplerOptions::saveComboBoxHistory ( QComboBox *pComboBox, int iLimit )
363 {
364 add2ComboBoxHistory(pComboBox, pComboBox->currentText(), iLimit, 0);
365
366 m_settings.beginGroup("/History/" + QString(pComboBox->name()));
367 for (int i = 0; i < iLimit && i < pComboBox->count(); i++) {
368 QString sText = pComboBox->text(i);
369 if (sText.isEmpty())
370 break;
371 m_settings.writeEntry("/Item" + QString::number(i + 1), sText);
372 }
373 m_settings.endGroup();
374 }
375
376
377 // end of qsamplerOptions.cpp

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