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

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Revision 1499 - (show annotations) (download)
Tue Nov 20 16:48:04 2007 UTC (16 years, 5 months ago) by capela
File size: 11487 byte(s)
* Qt4 migration: one first step forward to kiss Qt3Support goodbye.

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(textChanged(const QString&)),
53 SLOT(optionsChanged()));
54 QObject::connect(ui.ServerPortComboBox,
55 SIGNAL(textChanged(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(textChanged(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
156 // Display font.
157 if (m_pOptions->sDisplayFont.isEmpty() || !font.fromString(m_pOptions->sDisplayFont))
158 font = QFont("Sans Serif", 8);
159 ui.DisplayFontTextLabel->setFont(font);
160 ui.DisplayFontTextLabel->setText(font.family() + " " + QString::number(font.pointSize()));
161
162 // Display effect.
163 ui.DisplayEffectCheckBox->setChecked(m_pOptions->bDisplayEffect);
164 toggleDisplayEffect(m_pOptions->bDisplayEffect);
165
166 // Auto-refresh and maximum volume options.
167 ui.AutoRefreshCheckBox->setChecked(m_pOptions->bAutoRefresh);
168 ui.AutoRefreshTimeSpinBox->setValue(m_pOptions->iAutoRefreshTime);
169 ui.MaxVolumeSpinBox->setValue(m_pOptions->iMaxVolume);
170
171 // Messages font.
172 if (m_pOptions->sMessagesFont.isEmpty() || !font.fromString(m_pOptions->sMessagesFont))
173 font = QFont("Fixed", 8);
174 ui.MessagesFontTextLabel->setFont(font);
175 ui.MessagesFontTextLabel->setText(font.family() + " " + QString::number(font.pointSize()));
176
177 // Messages limit option.
178 ui.MessagesLimitCheckBox->setChecked(m_pOptions->bMessagesLimit);
179 ui.MessagesLimitLinesSpinBox->setValue(m_pOptions->iMessagesLimitLines);
180
181 // Other options finally.
182 ui.ConfirmRemoveCheckBox->setChecked(m_pOptions->bConfirmRemove);
183 ui.KeepOnTopCheckBox->setChecked(m_pOptions->bKeepOnTop);
184 ui.StdoutCaptureCheckBox->setChecked(m_pOptions->bStdoutCapture);
185 ui.CompletePathCheckBox->setChecked(m_pOptions->bCompletePath);
186 ui.InstrumentNamesCheckBox->setChecked(m_pOptions->bInstrumentNames);
187 ui.MaxRecentFilesSpinBox->setValue(m_pOptions->iMaxRecentFiles);
188
189 #ifndef CONFIG_LIBGIG
190 ui.InstrumentNamesCheckBox->setEnabled(false);
191 #endif
192
193 // Done.
194 m_iDirtySetup--;
195 stabilizeForm();
196 }
197
198
199 // Accept settings (OK button slot).
200 void OptionsForm::accept (void)
201 {
202 // Save options...
203 if (m_iDirtyCount > 0) {
204 // Server settings....
205 m_pOptions->sServerHost = ui.ServerHostComboBox->currentText().trimmed();
206 m_pOptions->iServerPort = ui.ServerPortComboBox->currentText().toInt();
207 m_pOptions->iServerTimeout = ui.ServerTimeoutSpinBox->value();
208 m_pOptions->bServerStart = ui.ServerStartCheckBox->isChecked();
209 m_pOptions->sServerCmdLine = ui.ServerCmdLineComboBox->currentText().trimmed();
210 m_pOptions->iStartDelay = ui.StartDelaySpinBox->value();
211 // Channels options...
212 m_pOptions->sDisplayFont = ui.DisplayFontTextLabel->font().toString();
213 m_pOptions->bDisplayEffect = ui.DisplayEffectCheckBox->isChecked();
214 m_pOptions->bAutoRefresh = ui.AutoRefreshCheckBox->isChecked();
215 m_pOptions->iAutoRefreshTime = ui.AutoRefreshTimeSpinBox->value();
216 m_pOptions->iMaxVolume = ui.MaxVolumeSpinBox->value();
217 // Messages options...
218 m_pOptions->sMessagesFont = ui.MessagesFontTextLabel->font().toString();
219 m_pOptions->bMessagesLimit = ui.MessagesLimitCheckBox->isChecked();
220 m_pOptions->iMessagesLimitLines = ui.MessagesLimitLinesSpinBox->value();
221 // Other options...
222 m_pOptions->bConfirmRemove = ui.ConfirmRemoveCheckBox->isChecked();
223 m_pOptions->bKeepOnTop = ui.KeepOnTopCheckBox->isChecked();
224 m_pOptions->bStdoutCapture = ui.StdoutCaptureCheckBox->isChecked();
225 m_pOptions->bCompletePath = ui.CompletePathCheckBox->isChecked();
226 m_pOptions->bInstrumentNames = ui.InstrumentNamesCheckBox->isChecked();
227 m_pOptions->iMaxRecentFiles = ui.MaxRecentFilesSpinBox->value();
228 // Reset dirty flag.
229 m_iDirtyCount = 0;
230 }
231
232 // Save combobox history...
233 m_pOptions->saveComboBoxHistory(ui.ServerHostComboBox);
234 m_pOptions->saveComboBoxHistory(ui.ServerPortComboBox);
235 m_pOptions->saveComboBoxHistory(ui.ServerCmdLineComboBox);
236
237 // Just go with dialog acceptance.
238 QDialog::accept();
239 }
240
241
242 // Reject settings (Cancel button slot).
243 void OptionsForm::reject (void)
244 {
245 bool bReject = true;
246
247 // Check if there's any pending changes...
248 if (m_iDirtyCount > 0) {
249 switch (QMessageBox::warning(this,
250 QSAMPLER_TITLE ": " + tr("Warning"),
251 tr("Some settings have been changed.\n\n"
252 "Do you want to apply the changes?"),
253 tr("Apply"), tr("Discard"), tr("Cancel"))) {
254 case 0: // Apply...
255 accept();
256 return;
257 case 1: // Discard
258 break;
259 default: // Cancel.
260 bReject = false;
261 }
262 }
263
264 if (bReject)
265 QDialog::reject();
266 }
267
268
269 // Dirty up settings.
270 void OptionsForm::optionsChanged (void)
271 {
272 if (m_iDirtySetup > 0)
273 return;
274
275 m_iDirtyCount++;
276 stabilizeForm();
277 }
278
279
280 // Stabilize current form state.
281 void OptionsForm::stabilizeForm (void)
282 {
283 bool bEnabled = ui.ServerStartCheckBox->isChecked();
284 ui.ServerCmdLineTextLabel->setEnabled(bEnabled);
285 ui.ServerCmdLineComboBox->setEnabled(bEnabled);
286 ui.StartDelayTextLabel->setEnabled(bEnabled);
287 ui.StartDelaySpinBox->setEnabled(bEnabled);
288
289 ui.AutoRefreshTimeSpinBox->setEnabled(ui.AutoRefreshCheckBox->isChecked());
290 ui.MessagesLimitLinesSpinBox->setEnabled(ui.MessagesLimitCheckBox->isChecked());
291
292 ui.OkPushButton->setEnabled(m_iDirtyCount > 0);
293 }
294
295
296 // The channel display font selection dialog.
297 void OptionsForm::chooseDisplayFont (void)
298 {
299 bool bOk = false;
300 QFont font = QFontDialog::getFont(&bOk, ui.DisplayFontTextLabel->font(), this);
301 if (bOk) {
302 ui.DisplayFontTextLabel->setFont(font);
303 ui.DisplayFontTextLabel->setText(font.family() + " " + QString::number(font.pointSize()));
304 optionsChanged();
305 }
306 }
307
308
309 // The messages font selection dialog.
310 void OptionsForm::chooseMessagesFont (void)
311 {
312 bool bOk = false;
313 QFont font = QFontDialog::getFont(&bOk, ui.MessagesFontTextLabel->font(), this);
314 if (bOk) {
315 ui.MessagesFontTextLabel->setFont(font);
316 ui.MessagesFontTextLabel->setText(font.family() + " " + QString::number(font.pointSize()));
317 optionsChanged();
318 }
319 }
320
321
322 // The channel display effect demo changer.
323 void OptionsForm::toggleDisplayEffect ( bool bOn )
324 {
325 QPalette pal;
326 pal.setColor(QPalette::Foreground, Qt::green);
327 if (bOn) {
328 QPixmap pm(":/qsampler/pixmaps/displaybg1.png");
329 pal.setBrush(QPalette::Background, QBrush(pm));
330 } else {
331 pal.setColor(QPalette::Background, Qt::black);
332 }
333 ui.DisplayFontTextLabel->setPalette(pal);
334
335 optionsChanged();
336 }
337
338 } // namespace QSampler
339
340
341 // end of qsamplerOptionsForm.cpp

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