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

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Revision 1504 - (show annotations) (download)
Wed Nov 21 11:46:40 2007 UTC (16 years, 4 months ago) by capela
File size: 11639 byte(s)
* Qt4 migration: Qt3Support is now scrapped.

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

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