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

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Revision 1749 - (show annotations) (download)
Wed Jul 2 13:19:09 2008 UTC (15 years, 8 months ago) by capela
File size: 13222 byte(s)
* Due to some trouble with newer Qt >= 4.4 applications regarding font
  size configuration, a new global user option is now available to the
  rescue: View/Options... /Display/Other/Base font size (default none).

1 // qsamplerOptionsForm.cpp
2 //
3 /****************************************************************************
4 Copyright (C) 2004-2008, rncbc aka Rui Nuno Capela. All rights reserved.
5 Copyright (C) 2007, 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 "qsamplerOptionsForm.h"
24
25 #include "qsamplerAbout.h"
26 #include "qsamplerOptions.h"
27
28 #include <QMessageBox>
29 #include <QFontDialog>
30 #include <QFileDialog>
31
32
33 namespace QSampler {
34
35 //-------------------------------------------------------------------------
36 // QSampler::OptionsForm -- Options form implementation.
37 //
38
39 OptionsForm::OptionsForm ( QWidget* pParent )
40 : QDialog(pParent)
41 {
42 m_ui.setupUi(this);
43
44 // No settings descriptor initially (the caller will set it).
45 m_pOptions = NULL;
46
47 // Initialize dirty control state.
48 m_iDirtySetup = 0;
49 m_iDirtyCount = 0;
50
51 // Set dialog validators...
52 m_ui.ServerPortComboBox->setValidator(
53 new QIntValidator(m_ui.ServerPortComboBox));
54
55 // Try to restore old window positioning.
56 adjustSize();
57
58 QObject::connect(m_ui.ServerHostComboBox,
59 SIGNAL(editTextChanged(const QString&)),
60 SLOT(optionsChanged()));
61 QObject::connect(m_ui.ServerPortComboBox,
62 SIGNAL(editTextChanged(const QString&)),
63 SLOT(optionsChanged()));
64 QObject::connect(m_ui.ServerTimeoutSpinBox,
65 SIGNAL(valueChanged(int)),
66 SLOT(optionsChanged()));
67 QObject::connect(m_ui.ServerStartCheckBox,
68 SIGNAL(stateChanged(int)),
69 SLOT(optionsChanged()));
70 QObject::connect(m_ui.ServerCmdLineComboBox,
71 SIGNAL(editTextChanged(const QString&)),
72 SLOT(optionsChanged()));
73 QObject::connect(m_ui.StartDelaySpinBox,
74 SIGNAL(valueChanged(int)),
75 SLOT(optionsChanged()));
76 QObject::connect(m_ui.MessagesLogCheckBox,
77 SIGNAL(stateChanged(int)),
78 SLOT(optionsChanged()));
79 QObject::connect(m_ui.MessagesLogPathComboBox,
80 SIGNAL(editTextChanged(const QString&)),
81 SLOT(optionsChanged()));
82 QObject::connect(m_ui.MessagesLogPathToolButton,
83 SIGNAL(clicked()),
84 SLOT(browseMessagesLogPath()));
85 QObject::connect(m_ui.DisplayFontPushButton,
86 SIGNAL(clicked()),
87 SLOT(chooseDisplayFont()));
88 QObject::connect(m_ui.DisplayEffectCheckBox,
89 SIGNAL(toggled(bool)),
90 SLOT(toggleDisplayEffect(bool)));
91 QObject::connect(m_ui.AutoRefreshCheckBox,
92 SIGNAL(stateChanged(int)),
93 SLOT(optionsChanged()));
94 QObject::connect(m_ui.AutoRefreshTimeSpinBox,
95 SIGNAL(valueChanged(int)),
96 SLOT(optionsChanged()));
97 QObject::connect(m_ui.MaxVolumeSpinBox,
98 SIGNAL(valueChanged(int)),
99 SLOT(optionsChanged()));
100 QObject::connect(m_ui.MessagesFontPushButton,
101 SIGNAL(clicked()),
102 SLOT(chooseMessagesFont()));
103 QObject::connect(m_ui.MessagesLimitCheckBox,
104 SIGNAL(stateChanged(int)),
105 SLOT(optionsChanged()));
106 QObject::connect(m_ui.MessagesLimitLinesSpinBox,
107 SIGNAL(valueChanged(int)),
108 SLOT(optionsChanged()));
109 QObject::connect(m_ui.ConfirmRemoveCheckBox,
110 SIGNAL(stateChanged(int)),
111 SLOT(optionsChanged()));
112 QObject::connect(m_ui.KeepOnTopCheckBox,
113 SIGNAL(stateChanged(int)),
114 SLOT(optionsChanged()));
115 QObject::connect(m_ui.StdoutCaptureCheckBox,
116 SIGNAL(stateChanged(int)),
117 SLOT(optionsChanged()));
118 QObject::connect(m_ui.MaxRecentFilesSpinBox,
119 SIGNAL(valueChanged(int)),
120 SLOT(optionsChanged()));
121 QObject::connect(m_ui.CompletePathCheckBox,
122 SIGNAL(stateChanged(int)),
123 SLOT(optionsChanged()));
124 QObject::connect(m_ui.InstrumentNamesCheckBox,
125 SIGNAL(stateChanged(int)),
126 SLOT(optionsChanged()));
127 QObject::connect(m_ui.BaseFontSizeComboBox,
128 SIGNAL(editTextChanged(const QString&)),
129 SLOT(optionsChanged()));
130 QObject::connect(m_ui.OkPushButton,
131 SIGNAL(clicked()),
132 SLOT(accept()));
133 QObject::connect(m_ui.CancelPushButton,
134 SIGNAL(clicked()),
135 SLOT(reject()));
136 }
137
138 OptionsForm::~OptionsForm()
139 {
140 }
141
142 // Populate (setup) dialog controls from settings descriptors.
143 void OptionsForm::setup ( Options *pOptions )
144 {
145 // Set reference descriptor.
146 m_pOptions = pOptions;
147
148 // Start clean.
149 m_iDirtyCount = 0;
150 // Avoid nested changes.
151 m_iDirtySetup++;
152
153 // Load combo box history...
154 m_pOptions->loadComboBoxHistory(m_ui.ServerHostComboBox);
155 m_pOptions->loadComboBoxHistory(m_ui.ServerPortComboBox);
156 m_pOptions->loadComboBoxHistory(m_ui.ServerCmdLineComboBox);
157 m_pOptions->loadComboBoxHistory(m_ui.MessagesLogPathComboBox);
158
159 // Load Server settings...
160 m_ui.ServerHostComboBox->setEditText(m_pOptions->sServerHost);
161 m_ui.ServerPortComboBox->setEditText(QString::number(m_pOptions->iServerPort));
162 m_ui.ServerTimeoutSpinBox->setValue(m_pOptions->iServerTimeout);
163 m_ui.ServerStartCheckBox->setChecked(m_pOptions->bServerStart);
164 m_ui.ServerCmdLineComboBox->setEditText(m_pOptions->sServerCmdLine);
165 m_ui.StartDelaySpinBox->setValue(m_pOptions->iStartDelay);
166
167 // Logging options...
168 m_ui.MessagesLogCheckBox->setChecked(m_pOptions->bMessagesLog);
169 m_ui.MessagesLogPathComboBox->setEditText(m_pOptions->sMessagesLogPath);
170
171 // Load Display options...
172 QFont font;
173 QPalette pal;
174
175 // Display font.
176 if (m_pOptions->sDisplayFont.isEmpty()
177 || !font.fromString(m_pOptions->sDisplayFont))
178 font = QFont("Sans Serif", 8);
179 m_ui.DisplayFontTextLabel->setFont(font);
180 m_ui.DisplayFontTextLabel->setText(font.family()
181 + ' ' + QString::number(font.pointSize()));
182
183 // Display effect.
184 m_ui.DisplayEffectCheckBox->setChecked(m_pOptions->bDisplayEffect);
185 toggleDisplayEffect(m_pOptions->bDisplayEffect);
186
187 // Auto-refresh and maximum volume options.
188 m_ui.AutoRefreshCheckBox->setChecked(m_pOptions->bAutoRefresh);
189 m_ui.AutoRefreshTimeSpinBox->setValue(m_pOptions->iAutoRefreshTime);
190 m_ui.MaxVolumeSpinBox->setValue(m_pOptions->iMaxVolume);
191
192 // Messages font.
193 if (m_pOptions->sMessagesFont.isEmpty()
194 || !font.fromString(m_pOptions->sMessagesFont))
195 font = QFont("Fixed", 8);
196 pal = m_ui.MessagesFontTextLabel->palette();
197 pal.setColor(QPalette::Background, Qt::white);
198 m_ui.MessagesFontTextLabel->setPalette(pal);
199 m_ui.MessagesFontTextLabel->setFont(font);
200 m_ui.MessagesFontTextLabel->setText(font.family()
201 + ' ' + QString::number(font.pointSize()));
202
203 // Messages limit option.
204 m_ui.MessagesLimitCheckBox->setChecked(m_pOptions->bMessagesLimit);
205 m_ui.MessagesLimitLinesSpinBox->setValue(m_pOptions->iMessagesLimitLines);
206
207 // Other options finally.
208 m_ui.ConfirmRemoveCheckBox->setChecked(m_pOptions->bConfirmRemove);
209 m_ui.KeepOnTopCheckBox->setChecked(m_pOptions->bKeepOnTop);
210 m_ui.StdoutCaptureCheckBox->setChecked(m_pOptions->bStdoutCapture);
211 m_ui.CompletePathCheckBox->setChecked(m_pOptions->bCompletePath);
212 m_ui.InstrumentNamesCheckBox->setChecked(m_pOptions->bInstrumentNames);
213 m_ui.MaxRecentFilesSpinBox->setValue(m_pOptions->iMaxRecentFiles);
214 if (m_pOptions->iBaseFontSize > 0)
215 m_ui.BaseFontSizeComboBox->setEditText(QString::number(m_pOptions->iBaseFontSize));
216 else
217 m_ui.BaseFontSizeComboBox->setCurrentIndex(0);
218
219 #ifndef CONFIG_LIBGIG
220 m_ui.InstrumentNamesCheckBox->setEnabled(false);
221 #endif
222
223 // Done.
224 m_iDirtySetup--;
225 stabilizeForm();
226 }
227
228
229 // Accept settings (OK button slot).
230 void OptionsForm::accept (void)
231 {
232 // Save options...
233 if (m_iDirtyCount > 0) {
234 // Server settings....
235 m_pOptions->sServerHost = m_ui.ServerHostComboBox->currentText().trimmed();
236 m_pOptions->iServerPort = m_ui.ServerPortComboBox->currentText().toInt();
237 m_pOptions->iServerTimeout = m_ui.ServerTimeoutSpinBox->value();
238 m_pOptions->bServerStart = m_ui.ServerStartCheckBox->isChecked();
239 m_pOptions->sServerCmdLine = m_ui.ServerCmdLineComboBox->currentText().trimmed();
240 m_pOptions->iStartDelay = m_ui.StartDelaySpinBox->value();
241 // Logging options...
242 m_pOptions->bMessagesLog = m_ui.MessagesLogCheckBox->isChecked();
243 m_pOptions->sMessagesLogPath = m_ui.MessagesLogPathComboBox->currentText();
244 // Channels options...
245 m_pOptions->sDisplayFont = m_ui.DisplayFontTextLabel->font().toString();
246 m_pOptions->bDisplayEffect = m_ui.DisplayEffectCheckBox->isChecked();
247 m_pOptions->bAutoRefresh = m_ui.AutoRefreshCheckBox->isChecked();
248 m_pOptions->iAutoRefreshTime = m_ui.AutoRefreshTimeSpinBox->value();
249 m_pOptions->iMaxVolume = m_ui.MaxVolumeSpinBox->value();
250 // Messages options...
251 m_pOptions->sMessagesFont = m_ui.MessagesFontTextLabel->font().toString();
252 m_pOptions->bMessagesLimit = m_ui.MessagesLimitCheckBox->isChecked();
253 m_pOptions->iMessagesLimitLines = m_ui.MessagesLimitLinesSpinBox->value();
254 // Other options...
255 m_pOptions->bConfirmRemove = m_ui.ConfirmRemoveCheckBox->isChecked();
256 m_pOptions->bKeepOnTop = m_ui.KeepOnTopCheckBox->isChecked();
257 m_pOptions->bStdoutCapture = m_ui.StdoutCaptureCheckBox->isChecked();
258 m_pOptions->bCompletePath = m_ui.CompletePathCheckBox->isChecked();
259 m_pOptions->bInstrumentNames = m_ui.InstrumentNamesCheckBox->isChecked();
260 m_pOptions->iMaxRecentFiles = m_ui.MaxRecentFilesSpinBox->value();
261 m_pOptions->iBaseFontSize = m_ui.BaseFontSizeComboBox->currentText().toInt();
262 // Reset dirty flag.
263 m_iDirtyCount = 0;
264 }
265
266 // Save combobox history...
267 m_pOptions->saveComboBoxHistory(m_ui.ServerHostComboBox);
268 m_pOptions->saveComboBoxHistory(m_ui.ServerPortComboBox);
269 m_pOptions->saveComboBoxHistory(m_ui.ServerCmdLineComboBox);
270 m_pOptions->saveComboBoxHistory(m_ui.MessagesLogPathComboBox);
271
272 // Just go with dialog acceptance.
273 QDialog::accept();
274 }
275
276
277 // Reject settings (Cancel button slot).
278 void OptionsForm::reject (void)
279 {
280 bool bReject = true;
281
282 // Check if there's any pending changes...
283 if (m_iDirtyCount > 0) {
284 switch (QMessageBox::warning(this,
285 QSAMPLER_TITLE ": " + tr("Warning"),
286 tr("Some settings have been changed.\n\n"
287 "Do you want to apply the changes?"),
288 tr("Apply"), tr("Discard"), tr("Cancel"))) {
289 case 0: // Apply...
290 accept();
291 return;
292 case 1: // Discard
293 break;
294 default: // Cancel.
295 bReject = false;
296 }
297 }
298
299 if (bReject)
300 QDialog::reject();
301 }
302
303
304 // Dirty up settings.
305 void OptionsForm::optionsChanged (void)
306 {
307 if (m_iDirtySetup > 0)
308 return;
309
310 m_iDirtyCount++;
311 stabilizeForm();
312 }
313
314
315 // Stabilize current form state.
316 void OptionsForm::stabilizeForm (void)
317 {
318 bool bValid = (m_iDirtyCount > 0);
319
320 bool bEnabled = m_ui.ServerStartCheckBox->isChecked();
321 m_ui.ServerCmdLineTextLabel->setEnabled(bEnabled);
322 m_ui.ServerCmdLineComboBox->setEnabled(bEnabled);
323 m_ui.StartDelayTextLabel->setEnabled(bEnabled);
324 m_ui.StartDelaySpinBox->setEnabled(bEnabled);
325
326 bEnabled = m_ui.MessagesLogCheckBox->isChecked();
327 m_ui.MessagesLogPathComboBox->setEnabled(bEnabled);
328 m_ui.MessagesLogPathToolButton->setEnabled(bEnabled);
329 if (bEnabled && bValid) {
330 const QString& sPath = m_ui.MessagesLogPathComboBox->currentText();
331 bValid = !sPath.isEmpty();
332 }
333
334 m_ui.AutoRefreshTimeSpinBox->setEnabled(
335 m_ui.AutoRefreshCheckBox->isChecked());
336 m_ui.MessagesLimitLinesSpinBox->setEnabled(
337 m_ui.MessagesLimitCheckBox->isChecked());
338
339 m_ui.OkPushButton->setEnabled(bValid);
340 }
341
342
343 // Messages log path browse slot.
344 void OptionsForm::browseMessagesLogPath (void)
345 {
346 QString sFileName = QFileDialog::getSaveFileName(
347 this, // Parent.
348 tr("Messages Log"), // Caption.
349 m_ui.MessagesLogPathComboBox->currentText(), // Start here.
350 tr("Log files") + " (*.log)" // Filter (log files)
351 );
352
353 if (!sFileName.isEmpty()) {
354 m_ui.MessagesLogPathComboBox->setEditText(sFileName);
355 m_ui.MessagesLogPathComboBox->setFocus();
356 optionsChanged();
357 }
358 }
359
360
361 // The channel display font selection dialog.
362 void OptionsForm::chooseDisplayFont (void)
363 {
364 bool bOk = false;
365 QFont font = QFontDialog::getFont(&bOk,
366 m_ui.DisplayFontTextLabel->font(), this);
367 if (bOk) {
368 m_ui.DisplayFontTextLabel->setFont(font);
369 m_ui.DisplayFontTextLabel->setText(font.family()
370 + ' ' + QString::number(font.pointSize()));
371 optionsChanged();
372 }
373 }
374
375
376 // The messages font selection dialog.
377 void OptionsForm::chooseMessagesFont (void)
378 {
379 bool bOk = false;
380 QFont font = QFontDialog::getFont(&bOk,
381 m_ui.MessagesFontTextLabel->font(), this);
382 if (bOk) {
383 m_ui.MessagesFontTextLabel->setFont(font);
384 m_ui.MessagesFontTextLabel->setText(font.family()
385 + ' ' + QString::number(font.pointSize()));
386 optionsChanged();
387 }
388 }
389
390
391 // The channel display effect demo changer.
392 void OptionsForm::toggleDisplayEffect ( bool bOn )
393 {
394 QPalette pal;
395 pal.setColor(QPalette::Foreground, Qt::green);
396 if (bOn) {
397 QPixmap pm(":/icons/displaybg1.png");
398 pal.setBrush(QPalette::Background, QBrush(pm));
399 } else {
400 pal.setColor(QPalette::Background, Qt::black);
401 }
402 m_ui.DisplayFontTextLabel->setPalette(pal);
403
404 optionsChanged();
405 }
406
407 } // namespace QSampler
408
409
410 // end of qsamplerOptionsForm.cpp

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