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source: tspsg/src/mainwindow.cpp @ 5f49b20d9d

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Last change on this file since 5f49b20d9d was 5f49b20d9d, checked in by Oleksii Serdiuk, 12 years ago
Closes #16: Default text color in Symbian is the same as background color.
Property mode set to `100644`
File size: 72.6 KB

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1	/*
2	* TSPSG: TSP Solver and Generator
3	* Copyright (C) 2007-2012 Oleksii Serdiuk <contacts[at]oleksii[dot]name>
4	*
5	* $Id: $Format:%h %ai %an$ $
6	* $URL: http://tspsg.info/ $
7	*
8	* This file is part of TSPSG.
9	*
10	* TSPSG is free software: you can redistribute it and/or modify
11	* it under the terms of the GNU General Public License as published by
12	* the Free Software Foundation, either version 3 of the License, or
13	* (at your option) any later version.
14	*
15	* TSPSG is distributed in the hope that it will be useful,
16	* but WITHOUT ANY WARRANTY; without even the implied warranty of
17	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18	* GNU General Public License for more details.
19	*
20	* You should have received a copy of the GNU General Public License
21	* along with TSPSG. If not, see <http://www.gnu.org/licenses/>.
22	*/
23
24	#include "mainwindow.h"
25
26	#ifdef Q_WS_WIN32
27	# include "shobjidl.h"
28	#endif
29
30	#ifdef _T_T_L_
31	#include "_.h"
32	_C_ _R_ _Y_ _P_ _T_
33	#endif
34
35	/*!
36	* \brief Class constructor.
37	* \param parent Main Window parent widget.
38	*
39	* Initializes Main Window and creates its layout based on target OS.
40	* Loads TSPSG settings and opens a task file if it was specified as a commandline parameter.
41	*/
42	MainWindow::MainWindow(QWidget *parent)
43	: QMainWindow(parent)
44	{
45	settings = new QSettings(QSettings::IniFormat, QSettings::UserScope, "TSPSG", "tspsg", this);
46
47	if (settings->contains("Style")) {
48	QStyle *s = QStyleFactory::create(settings->value("Style").toString());
49	if (s != NULL)
50	QApplication::setStyle(s);
51	else
52	settings->remove("Style");
53	}
54
55	loadLanguage();
56	setupUi();
57	setAcceptDrops(true);
58
59	initDocStyleSheet();
60
61	#ifndef QT_NO_PRINTER
62	printer = new QPrinter(QPrinter::HighResolution);
63	settings->beginGroup("Printer");
64	QPrinter::PaperSize size = qvariant_cast<QPrinter::PaperSize>(settings->value("PaperSize", DEF_PAGE_SIZE));
65	if (size != QPrinter::Custom) {
66	printer->setPaperSize(size);
67	} else {
68	printer->setPaperSize(QSizeF(settings->value("PaperWidth").toReal(), settings->value("PaperHeight").toReal()),
69	QPrinter::Millimeter);
70	}
71
72	printer->setOrientation(qvariant_cast<QPrinter::Orientation>(settings->value("PageOrientation", DEF_PAGE_ORIENTATION)));
73	printer->setPageMargins(
74	settings->value("MarginLeft", DEF_MARGIN_LEFT).toReal(),
75	settings->value("MarginTop", DEF_MARGIN_TOP).toReal(),
76	settings->value("MarginRight", DEF_MARGIN_RIGHT).toReal(),
77	settings->value("MarginBottom", DEF_MARGIN_BOTTOM).toReal(),
78	QPrinter::Millimeter);
79	settings->endGroup();
80	#endif // QT_NO_PRINTER
81
82	#ifdef Q_WS_WINCE_WM
83	currentGeometry = QApplication::desktop()->availableGeometry(0);
84	// We need to react to SIP show/hide and resize the window appropriately
85	connect(QApplication::desktop(), SIGNAL(workAreaResized(int)), SLOT(desktopResized(int)));
86	#endif // Q_WS_WINCE_WM
87	connect(actionFileNew, SIGNAL(triggered()), SLOT(actionFileNewTriggered()));
88	connect(actionFileOpen, SIGNAL(triggered()), SLOT(actionFileOpenTriggered()));
89	connect(actionFileSave, SIGNAL(triggered()), SLOT(actionFileSaveTriggered()));
90	connect(actionFileSaveAsTask, SIGNAL(triggered()), SLOT(actionFileSaveAsTaskTriggered()));
91	connect(actionFileSaveAsSolution, SIGNAL(triggered()), SLOT(actionFileSaveAsSolutionTriggered()));
92	#ifndef QT_NO_PRINTER
93	connect(actionFilePrintPreview, SIGNAL(triggered()), SLOT(actionFilePrintPreviewTriggered()));
94	connect(actionFilePageSetup, SIGNAL(triggered()), SLOT(actionFilePageSetupTriggered()));
95	connect(actionFilePrint, SIGNAL(triggered()), SLOT(actionFilePrintTriggered()));
96	#endif // QT_NO_PRINTER
97	#ifndef HANDHELD
98	connect(actionSettingsToolbarsConfigure, SIGNAL(triggered()), SLOT(actionSettingsToolbarsConfigureTriggered()));
99	#endif // HANDHELD
100	connect(actionSettingsPreferences, SIGNAL(triggered()), SLOT(actionSettingsPreferencesTriggered()));
101	if (actionHelpCheck4Updates != NULL)
102	connect(actionHelpCheck4Updates, SIGNAL(triggered()), SLOT(actionHelpCheck4UpdatesTriggered()));
103	connect(actionSettingsLanguageAutodetect, SIGNAL(triggered(bool)), SLOT(actionSettingsLanguageAutodetectTriggered(bool)));
104	connect(groupSettingsLanguageList, SIGNAL(triggered(QAction )), SLOT(groupSettingsLanguageListTriggered(QAction )));
105	connect(actionSettingsStyleSystem, SIGNAL(triggered(bool)), SLOT(actionSettingsStyleSystemTriggered(bool)));
106	connect(groupSettingsStyleList, SIGNAL(triggered(QAction)), SLOT(groupSettingsStyleListTriggered(QAction)));
107	connect(actionHelpOnlineSupport, SIGNAL(triggered()), SLOT(actionHelpOnlineSupportTriggered()));
108	connect(actionHelpReportBug, SIGNAL(triggered()), SLOT(actionHelpReportBugTriggered()));
109	connect(actionHelpAboutQt, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
110	connect(actionHelpAbout, SIGNAL(triggered()), SLOT(actionHelpAboutTriggered()));
111
112	connect(buttonSolve, SIGNAL(clicked()), SLOT(buttonSolveClicked()));
113	connect(buttonRandom, SIGNAL(clicked()), SLOT(buttonRandomClicked()));
114	connect(buttonBackToTask, SIGNAL(clicked()), SLOT(buttonBackToTaskClicked()));
115	connect(spinCities, SIGNAL(valueChanged(int)), SLOT(spinCitiesValueChanged(int)));
116
117	#ifndef HANDHELD
118	// Centering main window
119	QRect rect = geometry();
120	rect.moveCenter(QApplication::desktop()->availableGeometry(this).center());
121	setGeometry(rect);
122	if (settings->value("SavePos", DEF_SAVEPOS).toBool()) {
123	// Loading of saved window state
124	settings->beginGroup("MainWindow");
125	restoreGeometry(settings->value("Geometry").toByteArray());
126	restoreState(settings->value("State").toByteArray());
127	settings->endGroup();
128	}
129	#endif // HANDHELD
130
131	tspmodel = new CTSPModel(this);
132	taskView->setModel(tspmodel);
133	connect(tspmodel, SIGNAL(numCitiesChanged(int)), SLOT(numCitiesChanged(int)));
134	connect(tspmodel, SIGNAL(dataChanged(const QModelIndex &, const QModelIndex &)), SLOT(dataChanged(const QModelIndex &, const QModelIndex &)));
135	connect(tspmodel, SIGNAL(layoutChanged()), SLOT(dataChanged()));
136	if ((QCoreApplication::arguments().count() > 1) && (tspmodel->loadTask(QCoreApplication::arguments().at(1))))
137	setFileName(QCoreApplication::arguments().at(1));
138	else {
139	setFileName();
140	spinCities->setValue(settings->value("NumCities",DEF_NUM_CITIES).toInt());
141	spinCitiesValueChanged(spinCities->value());
142	}
143	setWindowModified(false);
144
145	if (actionHelpCheck4Updates != NULL) {
146	if (!settings->contains("Check4Updates/Enabled")) {
147	QApplication::setOverrideCursor(QCursor(Qt::ArrowCursor));
148	settings->setValue("Check4Updates/Enabled",
149	QMessageBox::question(this, QCoreApplication::applicationName(),
150	tr("Would you like %1 to automatically check for updates every %n day(s)?", "", settings->value("Check4Updates/Interval", DEF_UPDATE_CHECK_INTERVAL).toInt()).arg(QCoreApplication::applicationName()),
151	QMessageBox::Yes \| QMessageBox::No
152	) == QMessageBox::Yes
153	);
154	QApplication::restoreOverrideCursor();
155	}
156	if ((settings->value("Check4Updates/Enabled", DEF_CHECK_FOR_UPDATES).toBool())
157	&& (QDate(qvariant_cast<QDate>(settings->value("Check4Updates/LastAttempt"))).daysTo(QDate::currentDate()) >= settings->value("Check4Updates/Interval", DEF_UPDATE_CHECK_INTERVAL).toInt())) {
158	check4Updates(true);
159	}
160	}
161	}
162
163	MainWindow::~MainWindow()
164	{
165	#ifndef QT_NO_PRINTER
166	delete printer;
167	#endif
168	}
169
170	/* Privates **********************************************************/
171
172	void MainWindow::actionFileNewTriggered()
173	{
174	if (!maybeSave())
175	return;
176	QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
177	tspmodel->clear();
178	setFileName();
179	setWindowModified(false);
180	tabWidget->setCurrentIndex(0);
181	solutionText->clear();
182	graph = QPicture();
183	toggleSolutionActions(false);
184	QApplication::restoreOverrideCursor();
185	}
186
187	void MainWindow::actionFileOpenTriggered()
188	{
189	if (!maybeSave())
190	return;
191
192	QStringList filters(tr("All Supported Formats") + " (.tspt .zkt)");
193	filters.append(tr("%1 Task Files").arg("TSPSG") + " (*.tspt)");
194	filters.append(tr("%1 Task Files").arg("ZKomModRd") + " (*.zkt)");
195	filters.append(tr("All Files") + " (*)");
196
197	QString file;
198	if ((fileName == tr("Untitled") + ".tspt") && settings->value("SaveLastUsed", DEF_SAVE_LAST_USED).toBool())
199	file = settings->value(OS"/LastUsed/TaskLoadPath").toString();
200	else
201	file = QFileInfo(fileName).path();
202	QFileDialog::Options opts = settings->value("UseNativeDialogs", DEF_USE_NATIVE_DIALOGS).toBool() ? QFileDialog::Options() : QFileDialog::DontUseNativeDialog;
203	file = QFileDialog::getOpenFileName(this, tr("Task Load"), file, filters.join(";;"), NULL, opts);
204	if (file.isEmpty() \|\| !QFileInfo(file).isFile())
205	return;
206	if (settings->value("SaveLastUsed", DEF_SAVE_LAST_USED).toBool())
207	settings->setValue(OS"/LastUsed/TaskLoadPath", QFileInfo(file).path());
208
209	if (!tspmodel->loadTask(file))
210	return;
211	setFileName(file);
212	tabWidget->setCurrentIndex(0);
213	setWindowModified(false);
214	solutionText->clear();
215	toggleSolutionActions(false);
216	}
217
218	bool MainWindow::actionFileSaveTriggered()
219	{
220	if ((fileName == tr("Untitled") + ".tspt") \|\| !fileName.endsWith(".tspt", Qt::CaseInsensitive))
221	return saveTask();
222	else
223	if (tspmodel->saveTask(fileName)) {
224	setWindowModified(false);
225	return true;
226	} else
227	return false;
228	}
229
230	void MainWindow::actionFileSaveAsTaskTriggered()
231	{
232	saveTask();
233	}
234
235	void MainWindow::actionFileSaveAsSolutionTriggered()
236	{
237	static QString selectedFile;
238	if (selectedFile.isEmpty()) {
239	if (settings->value("SaveLastUsed", DEF_SAVE_LAST_USED).toBool()) {
240	selectedFile = settings->value(OS"/LastUsed/SolutionSavePath").toString();
241	}
242	} else
243	selectedFile = QFileInfo(selectedFile).path();
244	if (!selectedFile.isEmpty())
245	selectedFile.append("/");
246	if (fileName == tr("Untitled") + ".tspt") {
247	#ifndef QT_NO_PRINTER
248	selectedFile += "solution.pdf";
249	#else
250	selectedFile += "solution.html";
251	#endif // QT_NO_PRINTER
252	} else {
253	#ifndef QT_NO_PRINTER
254	selectedFile += QFileInfo(fileName).completeBaseName() + ".pdf";
255	#else
256	selectedFile += QFileInfo(fileName).completeBaseName() + ".html";
257	#endif // QT_NO_PRINTER
258	}
259
260	QStringList filters;
261	#ifndef QT_NO_PRINTER
262	filters.append(tr("PDF Files") + " (*.pdf)");
263	#endif
264	filters.append(tr("HTML Files") + " (.html .htm)");
265	filters.append(tr("OpenDocument Files") + " (*.odt)");
266	filters.append(tr("All Files") + " (*)");
267
268	QFileDialog::Options opts(settings->value("UseNativeDialogs", DEF_USE_NATIVE_DIALOGS).toBool() ? QFileDialog::Options() : QFileDialog::DontUseNativeDialog);
269	QString file = QFileDialog::getSaveFileName(this, QString(), selectedFile, filters.join(";;"), NULL, opts);
270	if (file.isEmpty())
271	return;
272	selectedFile = file;
273	if (settings->value("SaveLastUsed", DEF_SAVE_LAST_USED).toBool())
274	settings->setValue(OS"/LastUsed/SolutionSavePath", QFileInfo(selectedFile).path());
275	QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
276	#ifndef QT_NO_PRINTER
277	if (selectedFile.endsWith(".pdf", Qt::CaseInsensitive)) {
278	printer->setOutputFileName(selectedFile);
279	solutionText->document()->print(printer);
280	printer->setOutputFileName(QString());
281	QApplication::restoreOverrideCursor();
282	return;
283	}
284	#endif
285	if (selectedFile.endsWith(".htm", Qt::CaseInsensitive) \|\| selectedFile.endsWith(".html", Qt::CaseInsensitive)) {
286	QFile file(selectedFile);
287	if (!file.open(QFile::WriteOnly)) {
288	QApplication::restoreOverrideCursor();
289	QMessageBox::critical(this, tr("Solution Save"), tr("Unable to save the solution.\nError: %1").arg(file.errorString()));
290	return;
291	}
292	QFileInfo fi(selectedFile);
293	QString format = settings->value("Output/GraphImageFormat", DEF_GRAPH_IMAGE_FORMAT).toString();
294	#if !defined(NOSVG)
295	if (!QImageWriter::supportedImageFormats().contains(format.toAscii()) && (format != "svg")) {
296	#else // NOSVG
297	if (!QImageWriter::supportedImageFormats().contains(format.toAscii())) {
298	#endif // NOSVG
299	format = DEF_GRAPH_IMAGE_FORMAT;
300	settings->remove("Output/GraphImageFormat");
301	}
302	QString html = solutionText->document()->toHtml("UTF-8");
303
304	html.replace(QRegExp("font-family:([^;]*);"), "font-family:\\1, 'DejaVu Sans Mono', 'Courier New', Courier, monospace;");
305	html.replace(QRegExp("<style ([^>]*)>"), QString("<style \\1>\n"
306	"body { color: %1 }\n"
307	"td { border-style: solid; border-width: 1px; border-color: %2; }")
308	.arg(settings->value("Output/Colors/Font", DEF_TEXT_COLOR).toString(),
309	settings->value("Output/Colors/TableBorder", DEF_TABLE_COLOR).toString()));
310
311	if (!graph.isNull()) {
312	QString img = fi.completeBaseName() + "." + format;
313	bool embed = settings->value("Output/EmbedGraphIntoHTML", DEF_EMBED_GRAPH_INTO_HTML).toBool();
314	QByteArray data;
315	QBuffer buf(&data);
316	if (!embed) {
317	html.replace(QRegExp("<img\\s+src=\"tspsg://graph.pic\""), QString("<img src=\"%1\" alt=\"%2\"").arg(img, tr("Solution Graph")));
318	}
319
320	// Saving solution graph in SVG or supported raster format (depending on settings and SVG support)
321	#if !defined(NOSVG)
322	if (format == "svg") {
323	QSvgGenerator svg;
324	svg.setSize(QSize(graph.width() + 2, graph.height() + 2));
325	svg.setResolution(graph.logicalDpiX());
326	svg.setFileName(fi.path() + "/" + img);
327	svg.setTitle(tr("Solution Graph"));
328	svg.setDescription(tr("Generated with %1").arg(QCoreApplication::applicationName()));
329	QPainter p;
330	p.begin(&svg);
331	p.drawPicture(1, 1, graph);
332	p.end();
333	} else {
334	#endif // NOSVG
335	QImage i(graph.width() + 2, graph.height() + 2, QImage::Format_ARGB32);
336	i.fill(0x00FFFFFF);
337	QPainter p;
338	p.begin(&i);
339	p.drawPicture(1, 1, graph);
340	p.end();
341	QImageWriter pic;
342	if (embed) {
343	pic.setDevice(&buf);
344	pic.setFormat(format.toAscii());
345	} else {
346	pic.setFileName(fi.path() + "/" + img);
347	}
348	if (pic.supportsOption(QImageIOHandler::Description)) {
349	pic.setText("Title", "Solution Graph");
350	pic.setText("Software", QCoreApplication::applicationName());
351	}
352	if (format == "png")
353	pic.setQuality(5);
354	else if (format == "jpeg")
355	pic.setQuality(80);
356	if (!pic.write(i)) {
357	QApplication::restoreOverrideCursor();
358	QMessageBox::critical(this, tr("Solution Save"), tr("Unable to save the solution graph.\nError: %1").arg(pic.errorString()));
359	return;
360	}
361	#if !defined(NOSVG)
362	}
363	#endif // NOSVG
364	if (embed) {
365	html.replace(QRegExp("<img\\s+src=\"tspsg://graph.pic\""), QString("<img src=\"data:image/%1;base64,%2\" alt=\"%3\"").arg(format, data.toBase64(), tr("Solution Graph")));
366	}
367	}
368	// Saving solution text as HTML
369	QTextStream ts(&file);
370	ts.setCodec(QTextCodec::codecForName("UTF-8"));
371	ts << html;
372	file.close();
373	} else {
374	QTextDocumentWriter dw(selectedFile);
375	if (!selectedFile.endsWith(".odt",Qt::CaseInsensitive))
376	dw.setFormat("plaintext");
377	if (!dw.write(solutionText->document()))
378	QMessageBox::critical(this, tr("Solution Save"), tr("Unable to save the solution.\nError: %1").arg(dw.device()->errorString()));
379	}
380	QApplication::restoreOverrideCursor();
381	}
382
383	#ifndef QT_NO_PRINTER
384	void MainWindow::actionFilePrintPreviewTriggered()
385	{
386	QPrintPreviewDialog ppd(printer, this);
387	connect(&ppd,SIGNAL(paintRequested(QPrinter )),SLOT(printPreview(QPrinter )));
388	ppd.exec();
389
390	qreal l, t, r, b;
391	printer->getPageMargins(&l, &t, &r, &b, QPrinter::Millimeter);
392
393	settings->beginGroup("Printer");
394	settings->setValue("PaperSize", printer->paperSize());
395	if (printer->paperSize() == QPrinter::Custom) {
396	QSizeF size(printer->paperSize(QPrinter::Millimeter));
397	settings->setValue("PaperWidth", size.width());
398	settings->setValue("PaperHeight", size.height());
399	}
400	settings->setValue("PageOrientation", printer->orientation());
401	settings->setValue("MarginLeft", l);
402	settings->setValue("MarginTop", t);
403	settings->setValue("MarginRight", r);
404	settings->setValue("MarginBottom", b);
405	settings->endGroup();
406	}
407
408	void MainWindow::actionFilePageSetupTriggered()
409	{
410	QPageSetupDialog psd(printer, this);
411	if (psd.exec() != QDialog::Accepted)
412	return;
413
414	qreal l, t, r ,b;
415	printer->getPageMargins(&l, &t, &r, &b, QPrinter::Millimeter);
416
417	settings->beginGroup("Printer");
418	settings->setValue("PaperSize", printer->paperSize());
419	if (printer->paperSize() == QPrinter::Custom) {
420	QSizeF size(printer->paperSize(QPrinter::Millimeter));
421	settings->setValue("PaperWidth", size.width());
422	settings->setValue("PaperHeight", size.height());
423	}
424	settings->setValue("PageOrientation", printer->orientation());
425	settings->setValue("MarginLeft", l);
426	settings->setValue("MarginTop", t);
427	settings->setValue("MarginRight", r);
428	settings->setValue("MarginBottom", b);
429	settings->endGroup();
430	}
431
432	void MainWindow::actionFilePrintTriggered()
433	{
434	QPrintDialog pd(printer,this);
435	if (pd.exec() != QDialog::Accepted)
436	return;
437	QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
438	solutionText->print(printer);
439	QApplication::restoreOverrideCursor();
440	}
441	#endif // QT_NO_PRINTER
442
443	void MainWindow::actionSettingsPreferencesTriggered()
444	{
445	SettingsDialog sd(this);
446	#ifdef Q_WS_S60
447	sd.setWindowState(Qt::WindowMaximized);
448	#endif
449	if (sd.exec() != QDialog::Accepted)
450	return;
451	if (sd.colorChanged() \|\| sd.fontChanged()) {
452	if (!solutionText->document()->isEmpty() && sd.colorChanged())
453	QMessageBox::information(this, tr("Settings Changed"), tr("You have changed color settings.\nThey will be applied to the next solution output."));
454	initDocStyleSheet();
455	}
456	if (sd.translucencyChanged() != 0)
457	toggleTranclucency(sd.translucencyChanged() == 1);
458	}
459
460	void MainWindow::actionSettingsLanguageAutodetectTriggered(bool checked)
461	{
462	if (checked) {
463	settings->remove("Language");
464	QMessageBox::information(this, tr("Language change"), tr("Language will be autodetected on the next %1 start.").arg(QCoreApplication::applicationName()));
465	} else
466	settings->setValue("Language", groupSettingsLanguageList->checkedAction()->data().toString());
467	}
468
469	void MainWindow::groupSettingsLanguageListTriggered(QAction *action)
470	{
471	#ifndef Q_WS_MAEMO_5
472	if (actionSettingsLanguageAutodetect->isChecked())
473	actionSettingsLanguageAutodetect->trigger();
474	#endif
475	bool untitled = (fileName == tr("Untitled") + ".tspt");
476	if (loadLanguage(action->data().toString())) {
477	QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
478	settings->setValue("Language",action->data().toString());
479	retranslateUi();
480	if (untitled)
481	setFileName();
482	#ifndef HANDHELD
483	if (QtWin::isCompositionEnabled() && settings->value("UseTranslucency", DEF_USE_TRANSLUCENCY).toBool()) {
484	toggleStyle(labelVariant, true);
485	toggleStyle(labelCities, true);
486	}
487	#endif
488	QApplication::restoreOverrideCursor();
489	if (!solutionText->document()->isEmpty())
490	QMessageBox::information(this, tr("Settings Changed"), tr("You have changed the application language.\nTo get current solution output in the new language\nyou need to re-run the solution process."));
491	}
492	}
493
494	void MainWindow::actionSettingsStyleSystemTriggered(bool checked)
495	{
496	if (checked) {
497	settings->remove("Style");
498	QMessageBox::information(this, tr("Style Change"), tr("To apply the default style you need to restart %1.").arg(QCoreApplication::applicationName()));
499	} else {
500	settings->setValue("Style", groupSettingsStyleList->checkedAction()->text());
501	}
502	}
503
504	void MainWindow::groupSettingsStyleListTriggered(QAction *action)
505	{
506	QStyle *s = QStyleFactory::create(action->text());
507	if (s != NULL) {
508	QApplication::setStyle(s);
509	settings->setValue("Style", action->text());
510	actionSettingsStyleSystem->setChecked(false);
511	}
512	}
513
514	#ifndef HANDHELD
515	void MainWindow::actionSettingsToolbarsConfigureTriggered()
516	{
517	QtToolBarDialog dlg(this);
518	dlg.setToolBarManager(toolBarManager);
519	dlg.exec();
520	QToolButton tb = static_cast<QToolButton >(toolBarMain->widgetForAction(actionFileSave));
521	if (tb != NULL) {
522	tb->setMenu(menuFileSaveAs);
523	tb->setPopupMode(QToolButton::MenuButtonPopup);
524	tb->resize(tb->sizeHint());
525	}
526
527	loadToolbarList();
528	}
529	#endif // HANDHELD
530
531	void MainWindow::actionHelpCheck4UpdatesTriggered()
532	{
533	if (!hasUpdater()) {
534	QMessageBox::warning(this, tr("Unsupported Feature"), tr("Sorry, but this feature is not supported on your\nplatform or support for it was not installed."));
535	return;
536	}
537
538	check4Updates();
539	}
540
541	void MainWindow::actionHelpAboutTriggered()
542	{
543	QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
544
545	QString title;
546	title += QString("<b>%1</b><br>").arg(QCoreApplication::applicationName());
547	title += QString("%1: <b>%2</b><br>").arg(tr("Version"), QCoreApplication::applicationVersion());
548	#ifndef HANDHELD
549	title += QString("<b>© 2007-%1 <a href=\"http://%2/\">%3</a></b><br>").arg(QDate::currentDate().toString("yyyy"), QCoreApplication::organizationDomain(), QCoreApplication::organizationName());
550	#endif // HANDHELD
551	title += QString("<b><a href=\"http://tspsg.info/\">http://tspsg.info/</a></b>");
552
553	QString about;
554	about += QString("%1: <b>%2</b><br>").arg(tr("Target OS (ARCH)"), PLATFROM);
555	about += QString("%1:<br>").arg(tr("Qt library"));
556	about += QString("    %1: <b>%2</b><br>").arg(tr("Build time"), QT_VERSION_STR);
557	about += QString("    %1: <b>%2</b><br>").arg(tr("Runtime"), qVersion());
558	about.append(QString("%1: <b>%2x%3</b><br>").arg(tr("Logical screen DPI")).arg(logicalDpiX()).arg(logicalDpiY()));
559	QString tag;
560	#ifdef REVISION_STR
561	tag = tr(" from git revision <b>%1</b>").arg(QString(REVISION_STR).left(10));
562	#endif
563	about += tr("Build <b>%1</b>, built%5 on <b>%2</b> at <b>%3</b> with <b>%4</b> compiler.").arg(BUILD_NUMBER).arg(__DATE__).arg(__TIME__).arg(COMPILER).arg(tag) + "<br>";
564	about += QString("%1: <b>%2</b><br>").arg(tr("Algorithm"), CTSPSolver::getVersionId());
565	about += "<br>";
566	about += tr("This program is free software: you can redistribute it and/or modify<br>\n"
567	"it under the terms of the GNU General Public License as published by<br>\n"
568	"the Free Software Foundation, either version 3 of the License, or<br>\n"
569	"(at your option) any later version.<br>\n"
570	"<br>\n"
571	"This program is distributed in the hope that it will be useful,<br>\n"
572	"but WITHOUT ANY WARRANTY; without even the implied warranty of<br>\n"
573	"MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the<br>\n"
574	"GNU General Public License for more details.<br>\n"
575	"<br>\n"
576	"You should have received a copy of the GNU General Public License<br>\n"
577	"along with TSPSG. If not, see <a href=\"http://www.gnu.org/licenses/\">www.gnu.org/licenses/</a>.");
578
579	QString credits;
580	credits += tr("%1 was created using <b>Qt framework</b> licensed "
581	"under the terms of the GNU Lesser General Public License,<br>\n"
582	"see <a href=\"http://qt.nokia.com/\">qt.nokia.com</a><br>\n"
583	"<br>\n"
584	"Most icons used in %1 are part of <b>Oxygen Icons</b> project "
585	"licensed according to the GNU Lesser General Public License,<br>\n"
586	"see <a href=\"http://www.oxygen-icons.org/\">www.oxygen-icons.org</a><br>\n"
587	"<br>\n"
588	"Country flag icons used in %1 are part of the free "
589	"<b>Flag Icons</b> collection created by <b>IconDrawer</b>,<br>\n"
590	"see <a href=\"http://www.icondrawer.com/\">www.icondrawer.com</a><br>\n"
591	"<br>\n"
592	"%1 comes with the default \"embedded\" font <b>DejaVu LGC Sans "
593	"Mono</b> from the <b>DejaVu fonts</b> licensed under a Free license</a>,<br>\n"
594	"see <a href=\"http://dejavu-fonts.org/\">dejavu-fonts.org</a>")
595	.arg("TSPSG");
596
597	QFile f(":/files/COPYING");
598	f.open(QIODevice::ReadOnly);
599
600	QString translation = QCoreApplication::translate("--------", "AUTHORS %1", "Please, provide translator credits here. %1 will be replaced with VERSION");
601	if ((translation != "AUTHORS %1") && (translation.contains("%1"))) {
602	QString about = QCoreApplication::translate("--------", "VERSION", "Please, provide your translation version here.");
603	if (about != "VERSION")
604	translation = translation.arg(about);
605	}
606
607	QDialog *dlg = new QDialog(this);
608	QLabel *lblIcon = new QLabel(dlg),
609	*lblTitle = new QLabel(dlg);
610	#ifdef HANDHELD
611	QLabel *lblSubTitle = new QLabel(QString("<b>© 2007-%1 <a href=\"http://%2/\">%3</a></b>").arg(QDate::currentDate().toString("yyyy"), QCoreApplication::organizationDomain(), QCoreApplication::organizationName()), dlg);
612	#endif // HANDHELD
613	QTabWidget *tabs = new QTabWidget(dlg);
614	QTextBrowser *txtAbout = new QTextBrowser(dlg);
615	QTextBrowser *txtLicense = new QTextBrowser(dlg);
616	QTextBrowser *txtCredits = new QTextBrowser(dlg);
617	QVBoxLayout *vb = new QVBoxLayout();
618	QHBoxLayout *hb1 = new QHBoxLayout(),
619	*hb2 = new QHBoxLayout();
620	QDialogButtonBox *bb = new QDialogButtonBox(QDialogButtonBox::Ok, Qt::Horizontal, dlg);
621
622	lblTitle->setOpenExternalLinks(true);
623	lblTitle->setText(title);
624	lblTitle->setAlignment(Qt::AlignTop);
625	lblTitle->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Preferred);
626	#ifndef HANDHELD
627	lblTitle->setStyleSheet(QString("QLabel {background-color: %1; border-color: %2; border-width: 1px; border-style: solid; border-radius: 4px; padding: 1px;}").arg(palette().alternateBase().color().name(), palette().shadow().color().name()));
628	#endif // HANDHELD
629
630	lblIcon->setPixmap(QPixmap(":/images/tspsg.png").scaledToHeight(lblTitle->sizeHint().height(), Qt::SmoothTransformation));
631	lblIcon->setAlignment(Qt::AlignVCenter);
632	#ifndef HANDHELD
633	lblIcon->setStyleSheet(QString("QLabel {background-color: white; border-color: %1; border-width: 1px; border-style: solid; border-radius: 4px; padding: 1px;}").arg(palette().windowText().color().name()));
634	#endif // HANDHELD
635
636	hb1->addWidget(lblIcon);
637	hb1->addWidget(lblTitle);
638
639	txtAbout->setWordWrapMode(QTextOption::NoWrap);
640	txtAbout->setOpenExternalLinks(true);
641	txtAbout->setHtml(about);
642	txtAbout->moveCursor(QTextCursor::Start);
643	txtAbout->setFrameShape(QFrame::NoFrame);
644
645	// txtCredits->setWordWrapMode(QTextOption::NoWrap);
646	txtCredits->setOpenExternalLinks(true);
647	txtCredits->setHtml(credits);
648	txtCredits->moveCursor(QTextCursor::Start);
649	txtCredits->setFrameShape(QFrame::NoFrame);
650
651	txtLicense->setWordWrapMode(QTextOption::NoWrap);
652	txtLicense->setOpenExternalLinks(true);
653	txtLicense->setText(f.readAll());
654	txtLicense->moveCursor(QTextCursor::Start);
655	txtLicense->setFrameShape(QFrame::NoFrame);
656
657	bb->button(QDialogButtonBox::Ok)->setCursor(QCursor(Qt::PointingHandCursor));
658	bb->button(QDialogButtonBox::Ok)->setIcon(GET_ICON("dialog-ok"));
659
660	hb2->addWidget(bb);
661
662	#ifdef Q_WS_WINCE_WM
663	vb->setMargin(3);
664	#endif // Q_WS_WINCE_WM
665	vb->addLayout(hb1);
666	#ifdef HANDHELD
667	vb->addWidget(lblSubTitle);
668	#endif // HANDHELD
669
670	tabs->addTab(txtAbout, tr("About"));
671	tabs->addTab(txtLicense, tr("License"));
672	tabs->addTab(txtCredits, tr("Credits"));
673	if (translation != "AUTHORS %1") {
674	QTextBrowser *txtTranslation = new QTextBrowser(dlg);
675	// txtTranslation->setWordWrapMode(QTextOption::NoWrap);
676	txtTranslation->setOpenExternalLinks(true);
677	txtTranslation->setText(translation);
678	txtTranslation->moveCursor(QTextCursor::Start);
679	txtTranslation->setFrameShape(QFrame::NoFrame);
680
681	tabs->addTab(txtTranslation, tr("Translation"));
682	}
683	#ifndef HANDHELD
684	tabs->setStyleSheet(QString("QTabWidget::pane {background-color: %1; border-color: %3; border-width: 1px; border-style: solid; border-bottom-left-radius: 4px; border-bottom-right-radius: 4px; padding: 1px;} QTabBar::tab {background-color: %2; border-color: %3; border-width: 1px; border-style: solid; border-bottom: none; border-top-left-radius: 4px; border-top-right-radius: 4px; padding: 2px 6px;} QTabBar::tab:selected {background-color: %4;} QTabBar::tab:!selected {margin-top: 1px;}").arg(palette().base().color().name(), palette().button().color().name(), palette().shadow().color().name(), palette().light().color().name()));
685	#endif // HANDHELD
686
687	vb->addWidget(tabs);
688	vb->addLayout(hb2);
689
690	dlg->setWindowFlags(Qt::Dialog \| Qt::CustomizeWindowHint \| Qt::WindowTitleHint \| Qt::WindowCloseButtonHint);
691	dlg->setWindowTitle(tr("About %1").arg(QCoreApplication::applicationName()));
692	dlg->setWindowIcon(GET_ICON("help-about"));
693
694	dlg->setLayout(vb);
695
696	connect(bb, SIGNAL(accepted()), dlg, SLOT(accept()));
697
698	#ifndef HANDHELD
699	// Adding some eyecandy
700	if (QtWin::isCompositionEnabled()) {
701	QtWin::enableBlurBehindWindow(dlg, true);
702	}
703	#endif // HANDHELD
704
705	#ifndef HANDHELD
706	dlg->resize(450, 350);
707	#elif defined(Q_WS_S60)
708	dlg->setWindowState(Qt::WindowMaximized);
709	#endif
710	QApplication::restoreOverrideCursor();
711
712	dlg->exec();
713
714	delete dlg;
715	}
716
717	void MainWindow::buttonBackToTaskClicked()
718	{
719	tabWidget->setCurrentIndex(0);
720	}
721
722	void MainWindow::buttonRandomClicked()
723	{
724	QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
725	tspmodel->randomize();
726	QApplication::restoreOverrideCursor();
727	}
728
729	void MainWindow::buttonSolveClicked()
730	{
731	TMatrix matrix;
732	QList<double> row;
733	int n = spinCities->value();
734	bool ok;
735	for (int r = 0; r < n; r++) {
736	row.clear();
737	for (int c = 0; c < n; c++) {
738	row.append(tspmodel->index(r,c).data(Qt::UserRole).toDouble(&ok));
739	if (!ok) {
740	QMessageBox::critical(this, tr("Data error"), tr("Error in cell [Row %1; Column %2]: Invalid data format.").arg(r + 1).arg(c + 1));
741	return;
742	}
743	}
744	matrix.append(row);
745	}
746
747	QProgressDialog pd(this);
748	QProgressBar *pb = new QProgressBar(&pd);
749	pb->setAlignment(Qt::AlignCenter);
750	pb->setFormat(tr("%v of %1 parts found").arg(n));
751	pd.setBar(pb);
752	QPushButton *cancel = new QPushButton(&pd);
753	cancel->setIcon(GET_ICON("dialog-cancel"));
754	cancel->setText(QCoreApplication::translate("QDialogButtonBox", "Cancel", "No need to translate this. The translation will be taken from Qt translation files."));
755	pd.setCancelButton(cancel);
756	pd.setMaximum(n);
757	pd.setAutoReset(false);
758	pd.setLabelText(tr("Calculating optimal route..."));
759	pd.setWindowTitle(tr("Solution Progress"));
760	pd.setWindowModality(Qt::ApplicationModal);
761	pd.setWindowFlags(Qt::Dialog \| Qt::CustomizeWindowHint \| Qt::WindowTitleHint);
762	pd.show();
763
764	#ifdef Q_WS_WIN32
765	HRESULT hr = CoCreateInstance(CLSID_TaskbarList, NULL, CLSCTX_INPROC_SERVER, IID_ITaskbarList3, (LPVOID*)&tl);
766	if (SUCCEEDED(hr)) {
767	hr = tl->HrInit();
768	if (FAILED(hr)) {
769	tl->Release();
770	tl = NULL;
771	} else {
772	tl->SetProgressValue(winId(), 0, n * 2);
773	}
774	}
775	#endif
776
777	CTSPSolver solver;
778	solver.setCleanupOnCancel(false);
779	connect(&solver, SIGNAL(routePartFound(int)), &pd, SLOT(setValue(int)));
780	connect(&pd, SIGNAL(canceled()), &solver, SLOT(cancel()));
781	#ifdef Q_WS_WIN32
782	if (tl != NULL)
783	connect(&solver, SIGNAL(routePartFound(int)), SLOT(solverRoutePartFound(int)));
784	#endif
785	SStep *root = solver.solve(n, matrix);
786	#ifdef Q_WS_WIN32
787	if (tl != NULL)
788	disconnect(&solver, SIGNAL(routePartFound(int)), this, SLOT(solverRoutePartFound(int)));
789	#endif
790	disconnect(&solver, SIGNAL(routePartFound(int)), &pd, SLOT(setValue(int)));
791	disconnect(&pd, SIGNAL(canceled()), &solver, SLOT(cancel()));
792	if (!root) {
793	pd.reset();
794	if (!solver.wasCanceled()) {
795	#ifdef Q_WS_WIN32
796	if (tl != NULL) {
797	tl->SetProgressState(winId(), TBPF_ERROR);
798	}
799	#endif
800	QApplication::alert(this);
801	QMessageBox::warning(this, tr("Solution Result"), tr("Unable to find a solution.\nMaybe, this task has no solution."));
802	}
803	pd.setLabelText(tr("Memory cleanup..."));
804	pd.setMaximum(0);
805	pd.setCancelButton(NULL);
806	pd.show();
807	#ifdef Q_WS_WIN32
808	if (tl != NULL)
809	tl->SetProgressState(winId(), TBPF_INDETERMINATE);
810	#endif
811	QCoreApplication::processEvents(QEventLoop::ExcludeUserInputEvents);
812
813	#ifndef QT_NO_CONCURRENT
814	QFuture<void> f = QtConcurrent::run(&solver, &CTSPSolver::cleanup, false);
815	while (!f.isFinished()) {
816	QCoreApplication::processEvents(QEventLoop::ExcludeUserInputEvents);
817	}
818	#else
819	solver.cleanup(true);
820	#endif
821	pd.reset();
822	#ifdef Q_WS_WIN32
823	if (tl != NULL) {
824	tl->SetProgressState(winId(), TBPF_NOPROGRESS);
825	tl->Release();
826	tl = NULL;
827	}
828	#endif
829	return;
830	}
831	pb->setFormat(tr("Generating header"));
832	pd.setLabelText(tr("Generating solution output..."));
833	pd.setMaximum(solver.getTotalSteps() + 1);
834	pd.setValue(0);
835
836	#ifdef Q_WS_WIN32
837	if (tl != NULL)
838	tl->SetProgressValue(winId(), spinCities->value(), spinCities->value() + solver.getTotalSteps() + 1);
839	#endif
840
841	solutionText->clear();
842	solutionText->setDocumentTitle(tr("Solution of Variant #%1 Task").arg(spinVariant->value()));
843
844	QPainter pic;
845	bool dograph = settings->value("Output/GenerateGraph", DEF_GENERATE_GRAPH).toBool();
846	if (dograph) {
847	pic.begin(&graph);
848	pic.setRenderHints(QPainter::Antialiasing \| QPainter::SmoothPixmapTransform);
849	QFont font = qvariant_cast<QFont>(settings->value("Output/Font", QFont(DEF_FONT_FACE)));
850	font.setStyleHint(QFont::TypeWriter);
851	// Font size in pixels = graph node radius / 2.75.
852	// See MainWindow::drawNode() for graph node radius calcualtion description.
853	#ifndef Q_WS_S60
854	font.setPixelSize(logicalDpiX() * (settings->value("Output/GraphWidth", DEF_GRAPH_WIDTH).toReal() / CM_IN_INCH) / 4.5 / 2.75);
855	#else
856	// Also, see again MainWindow::drawNode() for why is additional 1.3 divider added in Symbian.
857	font.setPixelSize(logicalDpiX() * (settings->value("Output/GraphWidth", DEF_GRAPH_WIDTH).toReal() / CM_IN_INCH) / 4.5 / 2.75 / 1.3);
858	#endif
859	if (settings->value("Output/HQGraph", DEF_HQ_GRAPH).toBool()) {
860	font.setWeight(QFont::DemiBold);
861	font.setPixelSize(font.pixelSize() * HQ_FACTOR);
862	}
863	pic.setFont(font);
864	pic.setBrush(QBrush(QColor(Qt::white)));
865	if (settings->value("Output/HQGraph", DEF_HQ_GRAPH).toBool()) {
866	QPen pen = pic.pen();
867	pen.setWidth(HQ_FACTOR);
868	pic.setPen(pen);
869	}
870	pic.setBackgroundMode(Qt::OpaqueMode);
871	} else {
872	graph = QPicture();
873	}
874
875	QTextDocument *doc = solutionText->document();
876	QTextCursor cur(doc);
877
878	cur.beginEditBlock();
879	cur.setBlockFormat(fmt_paragraph);
880	cur.insertText(tr("Variant #%1 Task").arg(spinVariant->value()), fmt_default);
881	cur.insertBlock(fmt_paragraph);
882	cur.insertText(tr("Task:"), fmt_default);
883	outputMatrix(cur, matrix);
884	if (dograph) {
885	#ifdef _T_T_L_
886	_b_ _i_ _z_ _a_ _r_ _r_ _e_
887	#endif
888	drawNode(pic, 0);
889	}
890	cur.insertHtml("<hr>");
891	cur.insertBlock(fmt_paragraph);
892	int imgpos = cur.position();
893	cur.insertText(tr("Variant #%1 Solution").arg(spinVariant->value()), fmt_default);
894	cur.endEditBlock();
895
896	SStep *step = root;
897	int c = n = 1;
898	pb->setFormat(tr("Generating step %v"));
899	while ((step->next != SStep::NoNextStep) && (c < spinCities->value())) {
900	if (pd.wasCanceled()) {
901	pd.setLabelText(tr("Memory cleanup..."));
902	pd.setMaximum(0);
903	pd.setCancelButton(NULL);
904	pd.show();
905	QCoreApplication::processEvents(QEventLoop::ExcludeUserInputEvents);
906	#ifdef Q_WS_WIN32
907	if (tl != NULL)
908	tl->SetProgressState(winId(), TBPF_INDETERMINATE);
909	#endif
910	#ifndef QT_NO_CONCURRENT
911	QFuture<void> f = QtConcurrent::run(&solver, &CTSPSolver::cleanup, false);
912	while (!f.isFinished()) {
913	QCoreApplication::processEvents(QEventLoop::ExcludeUserInputEvents);
914	}
915	#else
916	solver.cleanup(true);
917	#endif
918	solutionText->clear();
919	toggleSolutionActions(false);
920	#ifdef Q_WS_WIN32
921	if (tl != NULL) {
922	tl->SetProgressState(winId(), TBPF_NOPROGRESS);
923	tl->Release();
924	tl = NULL;
925	}
926	#endif
927	return;
928	}
929	pd.setValue(n);
930	#ifdef Q_WS_WIN32
931	if (tl != NULL)
932	tl->SetProgressValue(winId(), spinCities->value() + n, spinCities->value() + solver.getTotalSteps() + 1);
933	#endif
934
935	cur.beginEditBlock();
936	cur.insertBlock(fmt_paragraph);
937	cur.insertText(tr("Step #%1").arg(n), fmt_default);
938	if (settings->value("Output/ShowMatrix", DEF_SHOW_MATRIX).toBool() && (!settings->value("Output/UseShowMatrixLimit", DEF_USE_SHOW_MATRIX_LIMIT).toBool() \|\| (settings->value("Output/UseShowMatrixLimit", DEF_USE_SHOW_MATRIX_LIMIT).toBool() && (spinCities->value() <= settings->value("Output/ShowMatrixLimit", DEF_SHOW_MATRIX_LIMIT).toInt())))) {
939	outputMatrix(cur, *step);
940	}
941	if (step->alts.empty())
942	cur.insertBlock(fmt_lastparagraph);
943	else
944	cur.insertBlock(fmt_paragraph);
945	cur.insertText(tr("Selected route %1 %2 part.").arg((step->next == SStep::RightBranch) ? tr("with") : tr("without")).arg(tr("(%1;%2)").arg(step->candidate.nRow + 1).arg(step->candidate.nCol + 1)), fmt_default);
946	if (!step->alts.empty()) {
947	SStep::SCandidate cand;
948	QString alts;
949	foreach(cand, step->alts) {
950	if (!alts.isEmpty())
951	alts += ", ";
952	alts += tr("(%1;%2)").arg(cand.nRow + 1).arg(cand.nCol + 1);
953	}
954	cur.insertBlock(fmt_lastparagraph);
955	cur.insertText(tr("%n alternate candidate(s) for branching: %1.", "", step->alts.count()).arg(alts), fmt_altlist);
956	}
957	cur.endEditBlock();
958
959	if (dograph) {
960	if (step->prNode != NULL)
961	drawNode(pic, n, false, step->prNode);
962	if (step->plNode != NULL)
963	drawNode(pic, n, true, step->plNode);
964	}
965	n++;
966
967	if (step->next == SStep::RightBranch) {
968	c++;
969	step = step->prNode;
970	} else if (step->next == SStep::LeftBranch) {
971	step = step->plNode;
972	} else
973	break;
974	}
975	pb->setFormat(tr("Generating footer"));
976	pd.setValue(n);
977	#ifdef Q_WS_WIN32
978	if (tl != NULL)
979	tl->SetProgressValue(winId(), spinCities->value() + n, spinCities->value() + solver.getTotalSteps() + 1);
980	#endif
981
982	cur.beginEditBlock();
983	cur.insertBlock(fmt_paragraph);
984	if (solver.isOptimal())
985	cur.insertText(tr("Optimal path:"), fmt_default);
986	else
987	cur.insertText(tr("Resulting path:"), fmt_default);
988
989	cur.insertBlock(fmt_paragraph);
990	cur.insertText(" " + solver.getSortedPath(tr("City %1")));
991
992	if (solver.isOptimal())
993	cur.insertBlock(fmt_paragraph);
994	else
995	cur.insertBlock(fmt_lastparagraph);
996	if (isInteger(step->price))
997	cur.insertHtml("<p>" + tr("The price is <b>%n</b> unit(s).", "", qRound(step->price)) + "</p>");
998	else
999	cur.insertHtml("<p>" + tr("The price is <b>%1</b> units.").arg(step->price, 0, 'f', settings->value("Task/FractionalAccuracy", DEF_FRACTIONAL_ACCURACY).toInt()) + "</p>");
1000	if (!solver.isOptimal()) {
1001	cur.insertBlock(fmt_paragraph);
1002	cur.insertHtml("<p>" + tr("<b>WARNING!!!</b><br>This result is a record, but it may not be optimal.<br>Iterations need to be continued to check whether this result is optimal or get an optimal one.") + "</p>");
1003	}
1004	cur.endEditBlock();
1005
1006	if (dograph) {
1007	pic.end();
1008
1009	QImage i(graph.width() + 2, graph.height() + 2, QImage::Format_ARGB32);
1010	i.fill(QColor(255, 255, 255, 0).rgba());
1011	pic.begin(&i);
1012	pic.drawPicture(1, 1, graph);
1013	pic.end();
1014	doc->addResource(QTextDocument::ImageResource, QUrl("tspsg://graph.pic"), i);
1015
1016	QTextImageFormat img;
1017	img.setName("tspsg://graph.pic");
1018	if (settings->value("Output/HQGraph", DEF_HQ_GRAPH).toBool()) {
1019	img.setWidth(i.width() / HQ_FACTOR);
1020	img.setHeight(i.height() / HQ_FACTOR);
1021	} else {
1022	img.setWidth(i.width());
1023	img.setHeight(i.height());
1024	}
1025
1026	cur.setPosition(imgpos);
1027	cur.insertImage(img, QTextFrameFormat::FloatRight);
1028	}
1029
1030	if (settings->value("Output/ScrollToEnd", DEF_SCROLL_TO_END).toBool()) {
1031	// Scrolling to the end of the text.
1032	solutionText->moveCursor(QTextCursor::End);
1033	} else
1034	solutionText->moveCursor(QTextCursor::Start);
1035
1036	pd.setLabelText(tr("Memory cleanup..."));
1037	pd.setMaximum(0);
1038	pd.setCancelButton(NULL);
1039	QCoreApplication::processEvents(QEventLoop::ExcludeUserInputEvents);
1040	#ifdef Q_WS_WIN32
1041	if (tl != NULL)
1042	tl->SetProgressState(winId(), TBPF_INDETERMINATE);
1043	#endif
1044	#ifndef QT_NO_CONCURRENT
1045	QFuture<void> f = QtConcurrent::run(&solver, &CTSPSolver::cleanup, false);
1046	while (!f.isFinished()) {
1047	QCoreApplication::processEvents(QEventLoop::ExcludeUserInputEvents);
1048	}
1049	#else
1050	solver.cleanup(true);
1051	#endif
1052	toggleSolutionActions();
1053	tabWidget->setCurrentIndex(1);
1054	#ifdef Q_WS_WIN32
1055	if (tl != NULL) {
1056	tl->SetProgressState(winId(), TBPF_NOPROGRESS);
1057	tl->Release();
1058	tl = NULL;
1059	}
1060	#endif
1061
1062	pd.reset();
1063	QApplication::alert(this, 3000);
1064	}
1065
1066	void MainWindow::dataChanged()
1067	{
1068	setWindowModified(true);
1069	}
1070
1071	void MainWindow::dataChanged(const QModelIndex &tl, const QModelIndex &br)
1072	{
1073	setWindowModified(true);
1074	if (settings->value("Autosize", DEF_AUTOSIZE).toBool()) {
1075	for (int k = tl.row(); k <= br.row(); k++)
1076	taskView->resizeRowToContents(k);
1077	for (int k = tl.column(); k <= br.column(); k++)
1078	taskView->resizeColumnToContents(k);
1079	}
1080	}
1081
1082	#ifdef Q_WS_WINCE_WM
1083	void MainWindow::changeEvent(QEvent *ev)
1084	{
1085	if ((ev->type() == QEvent::ActivationChange) && isActiveWindow())
1086	desktopResized(0);
1087
1088	QWidget::changeEvent(ev);
1089	}
1090
1091	void MainWindow::desktopResized(int screen)
1092	{
1093	if ((screen != 0) \|\| !isActiveWindow())
1094	return;
1095
1096	QRect availableGeometry = QApplication::desktop()->availableGeometry(0);
1097	if (currentGeometry != availableGeometry) {
1098	QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
1099	/*!
1100	* \hack HACK: This hack checks whether \link QDesktopWidget::availableGeometry() availableGeometry()\endlink's \c top + \c hegiht = \link QDesktopWidget::screenGeometry() screenGeometry()\endlink's \c height.
1101	* If \c true, the window gets maximized. If we used \c setGeometry() in this case, the bottom of the
1102	* window would end up being behind the soft buttons. Is this a bug in Qt or Windows Mobile?
1103	*/
1104	if ((availableGeometry.top() + availableGeometry.height()) == QApplication::desktop()->screenGeometry().height()) {
1105	setWindowState(windowState() \| Qt::WindowMaximized);
1106	} else {
1107	if (windowState() & Qt::WindowMaximized)
1108	setWindowState(windowState() ^ Qt::WindowMaximized);
1109	setGeometry(availableGeometry);
1110	}
1111	currentGeometry = availableGeometry;
1112	QApplication::restoreOverrideCursor();
1113	}
1114	}
1115	#endif // Q_WS_WINCE_WM
1116
1117	void MainWindow::numCitiesChanged(int nCities)
1118	{
1119	blockSignals(true);
1120	spinCities->setValue(nCities);
1121	blockSignals(false);
1122	}
1123
1124	#ifndef QT_NO_PRINTER
1125	void MainWindow::printPreview(QPrinter *printer)
1126	{
1127	solutionText->print(printer);
1128	}
1129	#endif // QT_NO_PRINTER
1130
1131	#ifdef Q_WS_WIN32
1132	void MainWindow::solverRoutePartFound(int n)
1133	{
1134	tl->SetProgressValue(winId(), n, spinCities->value() * 2);
1135	}
1136	#endif // Q_WS_WIN32
1137
1138	void MainWindow::spinCitiesValueChanged(int n)
1139	{
1140	QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
1141	int count = tspmodel->numCities();
1142	tspmodel->setNumCities(n);
1143	if ((n > count) && settings->value("Autosize", DEF_AUTOSIZE).toBool())
1144	for (int k = count; k < n; k++) {
1145	taskView->resizeColumnToContents(k);
1146	taskView->resizeRowToContents(k);
1147	}
1148	QApplication::restoreOverrideCursor();
1149	}
1150
1151	void MainWindow::check4Updates(bool silent)
1152	{
1153	#ifdef Q_WS_WIN32
1154	if (silent)
1155	QProcess::startDetached("updater/Update.exe -name=\"TSPSG: TSP Solver and Generator\" -check=\"freeupdate\" -silentcheck");
1156	else {
1157	QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
1158	QProcess::execute("updater/Update.exe -name=\"TSPSG: TSP Solver and Generator\" -check=\"freeupdate\"");
1159	QApplication::restoreOverrideCursor();
1160	}
1161	#else
1162	Q_UNUSED(silent)
1163	#endif
1164	settings->setValue("Check4Updates/LastAttempt", QDate::currentDate().toString(Qt::ISODate));
1165	}
1166
1167	void MainWindow::closeEvent(QCloseEvent *ev)
1168	{
1169	if (!maybeSave()) {
1170	ev->ignore();
1171	return;
1172	}
1173	if (!settings->value("SettingsReset", false).toBool()) {
1174	settings->setValue("NumCities", spinCities->value());
1175
1176	// Saving Main Window state
1177	#ifndef HANDHELD
1178	if (settings->value("SavePos", DEF_SAVEPOS).toBool()) {
1179	settings->beginGroup("MainWindow");
1180	settings->setValue("Geometry", saveGeometry());
1181	settings->setValue("State", saveState());
1182	settings->setValue("Toolbars", toolBarManager->saveState());
1183	settings->endGroup();
1184	}
1185	#else
1186	settings->setValue("MainWindow/ToolbarVisible", toolBarMain->isVisible());
1187	#endif // HANDHELD
1188	} else {
1189	settings->remove("SettingsReset");
1190	}
1191
1192	QMainWindow::closeEvent(ev);
1193	}
1194
1195	void MainWindow::dragEnterEvent(QDragEnterEvent *ev)
1196	{
1197	if (ev->mimeData()->hasUrls() && (ev->mimeData()->urls().count() == 1)) {
1198	QFileInfo fi(ev->mimeData()->urls().first().toLocalFile());
1199	if ((fi.suffix() == "tspt") \|\| (fi.suffix() == "zkt"))
1200	ev->acceptProposedAction();
1201	}
1202	}
1203
1204	void MainWindow::drawNode(QPainter &pic, int nstep, bool left, SStep *step)
1205	{
1206	qreal r; // Radius of graph node
1207	// We calculate r from the full graph width in centimeters:
1208	// r = width in pixels / 4.5.
1209	// width in pixels = DPI * width in inches.
1210	// width in inches = width in cm / cm in inch.
1211	r = logicalDpiX() * (settings->value("Output/GraphWidth", DEF_GRAPH_WIDTH).toReal() / CM_IN_INCH) / 4.5;
1212	if (settings->value("Output/HQGraph", DEF_HQ_GRAPH).toBool())
1213	r *= HQ_FACTOR;
1214	#ifdef Q_WS_S60
1215	/*! \hack HACK: Solution graph on Symbian is visually larger than on
1216	* Windows Mobile. This coefficient makes it about the same size.
1217	*/
1218	r /= 1.3;
1219	#endif
1220
1221	qreal x, y;
1222	if (step != NULL)
1223	x = left ? r : r * 3.5;
1224	else
1225	x = r * 2.25;
1226	y = r * (3 * nstep + 1);
1227
1228	#ifdef _T_T_L_
1229	if (nstep == -481124) {
1230	_t_t_l_(pic, r, x);
1231	return;
1232	}
1233	#endif
1234
1235	pic.drawEllipse(QPointF(x, y), r, r);
1236
1237	if (step != NULL) {
1238	QFont font;
1239	if (left) {
1240	font = pic.font();
1241	font.setStrikeOut(true);
1242	pic.setFont(font);
1243	}
1244	pic.drawText(QRectF(x - r, y - r, r * 2, r * 2), Qt::AlignCenter, tr("(%1;%2)").arg(step->pNode->candidate.nRow + 1).arg(step->pNode->candidate.nCol + 1) + "\n");
1245	if (left) {
1246	font.setStrikeOut(false);
1247	pic.setFont(font);
1248	}
1249	if (step->price != INFINITY) {
1250	pic.drawText(QRectF(x - r, y - r, r * 2, r * 2), Qt::AlignCenter, isInteger(step->price) ? QString("\n%1").arg(step->price) : QString("\n%1").arg(step->price, 0, 'f', settings->value("Task/FractionalAccuracy", DEF_FRACTIONAL_ACCURACY).toInt()));
1251	} else {
1252	pic.drawText(QRectF(x - r, y - r, r * 2, r * 2), Qt::AlignCenter, "\n"INFSTR);
1253	}
1254	} else {
1255	pic.drawText(QRectF(x - r, y - r, r * 2, r * 2), Qt::AlignCenter, tr("Root"));
1256	}
1257
1258	if (nstep == 1) {
1259	pic.drawLine(QPointF(x, y - r), QPointF(r * 2.25, y - 2 * r));
1260	} else if (nstep > 1) {
1261	pic.drawLine(QPointF(x, y - r), QPointF((step->pNode->pNode->next == SStep::RightBranch) ? r * 3.5 : r, y - 2 * r));
1262	}
1263
1264	}
1265
1266	void MainWindow::dropEvent(QDropEvent *ev)
1267	{
1268	if (maybeSave() && tspmodel->loadTask(ev->mimeData()->urls().first().toLocalFile())) {
1269	setFileName(ev->mimeData()->urls().first().toLocalFile());
1270	tabWidget->setCurrentIndex(0);
1271	setWindowModified(false);
1272	solutionText->clear();
1273	toggleSolutionActions(false);
1274
1275	ev->setDropAction(Qt::CopyAction);
1276	ev->accept();
1277	}
1278	}
1279
1280	void MainWindow::initDocStyleSheet()
1281	{
1282	solutionText->document()->setDefaultFont(qvariant_cast<QFont>(settings->value("Output/Font", QFont(DEF_FONT_FACE, DEF_FONT_SIZE))));
1283
1284	fmt_paragraph.setTopMargin(5);
1285	fmt_paragraph.setRightMargin(10);
1286	fmt_paragraph.setBottomMargin(0);
1287	fmt_paragraph.setLeftMargin(10);
1288
1289	fmt_lastparagraph.setTopMargin(5);
1290	fmt_lastparagraph.setRightMargin(10);
1291	fmt_lastparagraph.setBottomMargin(15);
1292	fmt_lastparagraph.setLeftMargin(10);
1293
1294	settings->beginGroup("Output/Colors");
1295
1296	fmt_table.setTopMargin(5);
1297	fmt_table.setRightMargin(10);
1298	fmt_table.setBottomMargin(0);
1299	fmt_table.setLeftMargin(10);
1300	fmt_table.setBorder(1);
1301	fmt_table.setBorderBrush(QBrush(QColor(settings->value("TableBorder", DEF_TABLE_COLOR).toString())));
1302	fmt_table.setBorderStyle(QTextFrameFormat::BorderStyle_Solid);
1303	fmt_table.setCellSpacing(0);
1304	fmt_table.setCellPadding(2);
1305
1306	fmt_cell.setAlignment(Qt::AlignHCenter);
1307
1308	QColor color = QColor(settings->value("Text", DEF_TEXT_COLOR).toString());
1309	QColor hilight;
1310	if (color.value() < 192)
1311	hilight.setHsv(color.hue(), color.saturation(), 127 + (color.value() / 2));
1312	else
1313	hilight.setHsv(color.hue(), color.saturation(), color.value() / 2);
1314
1315	#ifdef Q_WS_S60
1316	/*!
1317	* \hack HACK: Fixing some weird behavior with default Symbian theme
1318	* when text and background have the same color.
1319	*/
1320	if (color != DEF_TEXT_COLOR) {
1321	#endif
1322	solutionText->document()->setDefaultStyleSheet(QString("* {color: %1;}").arg(color.name()));
1323	fmt_default.setForeground(QBrush(color));
1324	#ifdef Q_WS_S60
1325	}
1326	#endif
1327
1328	fmt_selected.setForeground(QBrush(QColor(settings->value("Selected", DEF_SELECTED_COLOR).toString())));
1329	fmt_selected.setFontWeight(QFont::Bold);
1330
1331	fmt_alternate.setForeground(QBrush(QColor(settings->value("Alternate", DEF_ALTERNATE_COLOR).toString())));
1332	fmt_alternate.setFontWeight(QFont::Bold);
1333	fmt_altlist.setForeground(QBrush(hilight));
1334
1335	settings->endGroup();
1336	}
1337
1338	void MainWindow::loadLangList()
1339	{
1340	QMap<QString, QStringList> langlist;
1341	QFileInfoList langs;
1342	QFileInfo lang;
1343	QStringList language, dirs;
1344	QTranslator t;
1345	QDir dir;
1346	dir.setFilter(QDir::Files);
1347	dir.setNameFilters(QStringList("tspsg_*.qm"));
1348	dir.setSorting(QDir::NoSort);
1349
1350	dirs << PATH_L10N << ":/l10n";
1351	foreach (QString dirname, dirs) {
1352	dir.setPath(dirname);
1353	if (dir.exists()) {
1354	langs = dir.entryInfoList();
1355	for (int k = 0; k < langs.size(); k++) {
1356	lang = langs.at(k);
1357	if (lang.completeBaseName().compare("tspsg_en", Qt::CaseInsensitive) && !langlist.contains(lang.completeBaseName().mid(6)) && t.load(lang.completeBaseName(), dirname)) {
1358
1359	language.clear();
1360	language.append(lang.completeBaseName().mid(6));
1361	language.append(t.translate("--------", "COUNTRY", "Please, provide an ISO 3166-1 alpha-2 country code for this translation language here (eg., UA).").toLower());
1362	language.append(t.translate("--------", "LANGNAME", "Please, provide a native name of your translation language here."));
1363	language.append(t.translate("MainWindow", "Set application language to %1", "").arg(language.at(2)));
1364
1365	langlist.insert(language.at(0), language);
1366	}
1367	}
1368	}
1369	}
1370
1371	QAction *a;
1372	foreach (language, langlist) {
1373	a = menuSettingsLanguage->addAction(language.at(2));
1374	#ifndef QT_NO_STATUSTIP
1375	a->setStatusTip(language.at(3));
1376	#endif
1377	#if QT_VERSION >= QT_VERSION_CHECK(4,6,0)
1378	a->setIcon(QIcon::fromTheme(QString("flag-%1").arg(language.at(1)), QIcon(QString(":/images/icons/l10n/flag-%1.png").arg(language.at(1)))));
1379	#else
1380	a->setIcon(QIcon(QString(":/images/icons/l10n/flag-%1.png").arg(language.at(1))));
1381	#endif
1382	a->setData(language.at(0));
1383	a->setCheckable(true);
1384	a->setActionGroup(groupSettingsLanguageList);
1385	if (settings->value("Language", QLocale::system().name()).toString().startsWith(language.at(0)))
1386	a->setChecked(true);
1387	}
1388	}
1389
1390	bool MainWindow::loadLanguage(const QString &lang)
1391	{
1392	// i18n
1393	bool ad = false;
1394	QString lng = lang;
1395	if (lng.isEmpty()) {
1396	ad = settings->value("Language").toString().isEmpty();
1397	lng = settings->value("Language", QLocale::system().name()).toString();
1398	}
1399	static QTranslator *qtTranslator; // Qt library translator
1400	if (qtTranslator) {
1401	qApp->removeTranslator(qtTranslator);
1402	delete qtTranslator;
1403	qtTranslator = NULL;
1404	}
1405	static QTranslator *translator; // Application translator
1406	if (translator) {
1407	qApp->removeTranslator(translator);
1408	delete translator;
1409	translator = NULL;
1410	}
1411
1412	if (lng == "en")
1413	return true;
1414
1415	// Trying to load system Qt library translation...
1416	qtTranslator = new QTranslator(this);
1417	if (qtTranslator->load("qt_" + lng, QLibraryInfo::location(QLibraryInfo::TranslationsPath))) {
1418	qApp->installTranslator(qtTranslator);
1419	} else {
1420	// Qt library translation unavailable for this language.
1421	delete qtTranslator;
1422	qtTranslator = NULL;
1423	}
1424
1425	// Now let's load application translation.
1426	translator = new QTranslator(this);
1427	if (translator->load("tspsg_" + lng, PATH_L10N)) {
1428	// We have a translation in the localization directory.
1429	qApp->installTranslator(translator);
1430	} else if (translator->load("tspsg_" + lng, ":/l10n")) {
1431	// We have a translation "built-in" into application resources.
1432	qApp->installTranslator(translator);
1433	} else {
1434	delete translator;
1435	translator = NULL;
1436	if (!ad) {
1437	settings->remove("Language");
1438	QApplication::setOverrideCursor(QCursor(Qt::ArrowCursor));
1439	QMessageBox::warning(isVisible() ? this : NULL, tr("Language Change"), tr("Unable to load the translation language.\nFalling back to autodetection."));
1440	QApplication::restoreOverrideCursor();
1441	}
1442	return false;
1443	}
1444	return true;
1445	}
1446
1447	void MainWindow::loadStyleList()
1448	{
1449	menuSettingsStyle->clear();
1450	QStringList styles = QStyleFactory::keys();
1451	menuSettingsStyle->insertAction(NULL, actionSettingsStyleSystem);
1452	actionSettingsStyleSystem->setChecked(!settings->contains("Style"));
1453	menuSettingsStyle->addSeparator();
1454	QAction *a;
1455	foreach (QString style, styles) {
1456	a = menuSettingsStyle->addAction(style);
1457	a->setData(false);
1458	#ifndef QT_NO_STATUSTIP
1459	a->setStatusTip(tr("Set application style to %1").arg(style));
1460	#endif
1461	a->setCheckable(true);
1462	a->setActionGroup(groupSettingsStyleList);
1463	if ((style == settings->value("Stlye").toString())
1464	#ifndef Q_WS_MAEMO_5
1465	\|\| QString(QApplication::style()->metaObject()->className()).contains(QRegExp(QString("^Q?%1(Style)?$").arg(QRegExp::escape(style)), Qt::CaseInsensitive))
1466	#endif
1467	) {
1468	a->setChecked(true);
1469	}
1470	}
1471	}
1472
1473	void MainWindow::loadToolbarList()
1474	{
1475	menuSettingsToolbars->clear();
1476	#ifndef HANDHELD
1477	menuSettingsToolbars->insertAction(NULL, actionSettingsToolbarsConfigure);
1478	menuSettingsToolbars->addSeparator();
1479	QList<QToolBar *> list = toolBarManager->toolBars();
1480	foreach (QToolBar *t, list) {
1481	menuSettingsToolbars->insertAction(NULL, t->toggleViewAction());
1482	}
1483	#else // HANDHELD
1484	menuSettingsToolbars->insertAction(NULL, toolBarMain->toggleViewAction());
1485	#endif // HANDHELD
1486	}
1487
1488	bool MainWindow::maybeSave()
1489	{
1490	if (!isWindowModified())
1491	return true;
1492	#ifdef Q_WS_S60
1493	int res = QSMessageBox(this).exec();
1494	#else
1495	int res = QMessageBox::warning(this, tr("Unsaved Changes"), tr("Would you like to save changes in the current task?"), QMessageBox::Save \| QMessageBox::Discard \| QMessageBox::Cancel);
1496	#endif
1497	if (res == QMessageBox::Save)
1498	return actionFileSaveTriggered();
1499	else if (res == QMessageBox::Cancel)
1500	return false;
1501	else
1502	return true;
1503	}
1504
1505	void MainWindow::outputMatrix(QTextCursor &cur, const TMatrix &matrix)
1506	{
1507	int n = spinCities->value();
1508	QTextTable *table = cur.insertTable(n, n, fmt_table);
1509
1510	for (int r = 0; r < n; r++) {
1511	for (int c = 0; c < n; c++) {
1512	cur = table->cellAt(r, c).firstCursorPosition();
1513	cur.setBlockFormat(fmt_cell);
1514	cur.setBlockCharFormat(fmt_default);
1515	if (matrix.at(r).at(c) == INFINITY)
1516	cur.insertText(INFSTR);
1517	else
1518	cur.insertText(isInteger(matrix.at(r).at(c)) ? QString("%1").arg(matrix.at(r).at(c)) : QString("%1").arg(matrix.at(r).at(c), 0, 'f', settings->value("Task/FractionalAccuracy", DEF_FRACTIONAL_ACCURACY).toInt()));
1519	}
1520	QCoreApplication::processEvents();
1521	}
1522	cur.movePosition(QTextCursor::End);
1523	}
1524
1525	void MainWindow::outputMatrix(QTextCursor &cur, const SStep &step)
1526	{
1527	int n = spinCities->value();
1528	QTextTable *table = cur.insertTable(n, n, fmt_table);
1529
1530	for (int r = 0; r < n; r++) {
1531	for (int c = 0; c < n; c++) {
1532	cur = table->cellAt(r, c).firstCursorPosition();
1533	cur.setBlockFormat(fmt_cell);
1534	if (step.matrix.at(r).at(c) == INFINITY)
1535	cur.insertText(INFSTR, fmt_default);
1536	else if ((r == step.candidate.nRow) && (c == step.candidate.nCol))
1537	cur.insertText(isInteger(step.matrix.at(r).at(c)) ? QString("%1").arg(step.matrix.at(r).at(c)) : QString("%1").arg(step.matrix.at(r).at(c), 0, 'f', settings->value("Task/FractionalAccuracy", DEF_FRACTIONAL_ACCURACY).toInt()), fmt_selected);
1538	else {
1539	SStep::SCandidate cand;
1540	cand.nRow = r;
1541	cand.nCol = c;
1542	if (step.alts.contains(cand))
1543	cur.insertText(isInteger(step.matrix.at(r).at(c)) ? QString("%1").arg(step.matrix.at(r).at(c)) : QString("%1").arg(step.matrix.at(r).at(c), 0, 'f', settings->value("Task/FractionalAccuracy", DEF_FRACTIONAL_ACCURACY).toInt()), fmt_alternate);
1544	else
1545	cur.insertText(isInteger(step.matrix.at(r).at(c)) ? QString("%1").arg(step.matrix.at(r).at(c)) : QString("%1").arg(step.matrix.at(r).at(c), 0, 'f', settings->value("Task/FractionalAccuracy", DEF_FRACTIONAL_ACCURACY).toInt()), fmt_default);
1546	}
1547	}
1548	QCoreApplication::processEvents();
1549	}
1550
1551	cur.movePosition(QTextCursor::End);
1552	}
1553
1554	#ifdef Q_WS_S60
1555	void MainWindow::resizeEvent(QResizeEvent *ev)
1556	{
1557	static bool tb = toolBarMain->isVisible();
1558	if ((ev->size().width() < ev->size().height())
1559	&& (ev->oldSize().width() > ev->oldSize().height())) {
1560	// From landscape to portrait
1561	if (tb)
1562	toolBarMain->show();
1563	setWindowState(Qt::WindowMaximized);
1564	} else if ((ev->size().width() > ev->size().height())
1565	&& (ev->oldSize().width() < ev->oldSize().height())) {
1566	// From portrait to landscape
1567	if (tb = toolBarMain->isVisible())
1568	toolBarMain->hide();
1569	setWindowState(Qt::WindowFullScreen);
1570	}
1571
1572	QWidget::resizeEvent(ev);
1573	}
1574	#endif // Q_WS_S60
1575
1576	void MainWindow::retranslateUi(bool all)
1577	{
1578	if (all)
1579	Ui_MainWindow::retranslateUi(this);
1580
1581	loadStyleList();
1582	loadToolbarList();
1583
1584	#ifndef QT_NO_PRINTER
1585	actionFilePrintPreview->setText(tr("P&rint Preview..."));
1586	#ifndef QT_NO_TOOLTIP
1587	actionFilePrintPreview->setToolTip(tr("Preview solution results"));
1588	#endif // QT_NO_TOOLTIP
1589	#ifndef QT_NO_STATUSTIP
1590	actionFilePrintPreview->setStatusTip(tr("Preview current solution results before printing"));
1591	#endif // QT_NO_STATUSTIP
1592
1593	actionFilePageSetup->setText(tr("Pa&ge Setup..."));
1594	#ifndef QT_NO_TOOLTIP
1595	actionFilePageSetup->setToolTip(tr("Setup print options"));
1596	#endif // QT_NO_TOOLTIP
1597	#ifndef QT_NO_STATUSTIP
1598	actionFilePageSetup->setStatusTip(tr("Setup page-related options for printing"));
1599	#endif // QT_NO_STATUSTIP
1600
1601	actionFilePrint->setText(tr("&Print..."));
1602	#ifndef QT_NO_TOOLTIP
1603	actionFilePrint->setToolTip(tr("Print solution"));
1604	#endif // QT_NO_TOOLTIP
1605	#ifndef QT_NO_STATUSTIP
1606	actionFilePrint->setStatusTip(tr("Print current solution results"));
1607	#endif // QT_NO_STATUSTIP
1608	actionFilePrint->setShortcut(tr("Ctrl+P"));
1609	#endif // QT_NO_PRINTER
1610
1611	#ifndef QT_NO_STATUSTIP
1612	actionFileExit->setStatusTip(tr("Exit %1").arg(QCoreApplication::applicationName()));
1613	#endif // QT_NO_STATUSTIP
1614
1615	#ifndef HANDHELD
1616	actionSettingsToolbarsConfigure->setText(tr("Configure..."));
1617	#ifndef QT_NO_STATUSTIP
1618	actionSettingsToolbarsConfigure->setStatusTip(tr("Customize toolbars"));
1619	#endif // QT_NO_STATUSTIP
1620	#endif // HANDHELD
1621
1622	#ifndef QT_NO_STATUSTIP
1623	actionHelpReportBug->setStatusTip(tr("Report about a bug in %1").arg(QCoreApplication::applicationName()));
1624	#endif // QT_NO_STATUSTIP
1625	if (actionHelpCheck4Updates != NULL) {
1626	actionHelpCheck4Updates->setText(tr("Check for &Updates..."));
1627	#ifndef QT_NO_STATUSTIP
1628	actionHelpCheck4Updates->setStatusTip(tr("Check for %1 updates").arg(QCoreApplication::applicationName()));
1629	#endif // QT_NO_STATUSTIP
1630	}
1631	#ifndef QT_NO_STATUSTIP
1632	actionHelpAbout->setStatusTip(tr("About %1").arg(QCoreApplication::applicationName()));
1633	#endif // QT_NO_STATUSTIP
1634
1635	#ifdef Q_WS_S60
1636	actionRightSoftKey->setText(tr("E&xit"));
1637	#endif
1638	}
1639
1640	bool MainWindow::saveTask() {
1641	QStringList filters(tr("%1 Task File").arg("TSPSG") + " (*.tspt)");
1642	filters.append(tr("All Files") + " (*)");
1643	QString file;
1644	if ((fileName == tr("Untitled") + ".tspt") && settings->value("SaveLastUsed", DEF_SAVE_LAST_USED).toBool()) {
1645	file = settings->value(OS"/LastUsed/TaskSavePath").toString();
1646	if (!file.isEmpty())
1647	file.append("/");
1648	file.append(fileName);
1649	} else if (fileName.endsWith(".tspt", Qt::CaseInsensitive))
1650	file = fileName;
1651	else
1652	file = QFileInfo(fileName).path() + "/" + QFileInfo(fileName).completeBaseName() + ".tspt";
1653
1654	QFileDialog::Options opts = settings->value("UseNativeDialogs", DEF_USE_NATIVE_DIALOGS).toBool() ? QFileDialog::Options() : QFileDialog::DontUseNativeDialog;
1655	file = QFileDialog::getSaveFileName(this, tr("Task Save"), file, filters.join(";;"), NULL, opts);
1656	if (file.isEmpty())
1657	return false;
1658	else if (settings->value("SaveLastUsed", DEF_SAVE_LAST_USED).toBool())
1659	settings->setValue(OS"/LastUsed/TaskSavePath", QFileInfo(file).path());
1660	if (QFileInfo(file).suffix().isEmpty()) {
1661	file.append(".tspt");
1662	}
1663
1664	if (tspmodel->saveTask(file)) {
1665	setFileName(file);
1666	setWindowModified(false);
1667	return true;
1668	}
1669	return false;
1670	}
1671
1672	void MainWindow::setFileName(const QString &fileName)
1673	{
1674	this->fileName = fileName;
1675	setWindowTitle(QString("%1[*] - %2").arg(QFileInfo(fileName).completeBaseName()).arg(QCoreApplication::applicationName()));
1676	}
1677
1678	void MainWindow::setupUi()
1679	{
1680	Ui_MainWindow::setupUi(this);
1681
1682	#ifdef Q_WS_S60
1683	setWindowFlags(windowFlags() \| Qt::WindowSoftkeysVisibleHint);
1684	#endif // Q_WS_S60
1685
1686	// File Menu
1687	actionFileNew->setIcon(GET_ICON("document-new"));
1688	actionFileOpen->setIcon(GET_ICON("document-open"));
1689	actionFileSave->setIcon(GET_ICON("document-save"));
1690	#ifndef HANDHELD
1691	menuFileSaveAs->setIcon(GET_ICON("document-save-as"));
1692	#endif
1693	actionFileExit->setIcon(GET_ICON("application-exit"));
1694	// Settings Menu
1695	#ifndef HANDHELD
1696	menuSettingsLanguage->setIcon(GET_ICON("preferences-desktop-locale"));
1697	#if QT_VERSION >= QT_VERSION_CHECK(4,6,0)
1698	actionSettingsLanguageEnglish->setIcon(QIcon::fromTheme("flag-gb", QIcon(":/images/icons/l10n/flag-gb.png")));
1699	#else
1700	actionSettingsLanguageEnglish->setIcon(QIcon(":/images/icons/l10n/flag-gb.png"));
1701	#endif // QT_VERSION >= QT_VERSION_CHECK(4,6,0)
1702	menuSettingsStyle->setIcon(GET_ICON("preferences-desktop-theme"));
1703	#endif // HANDHELD
1704	actionSettingsPreferences->setIcon(GET_ICON("preferences-system"));
1705	// Help Menu
1706	#ifndef HANDHELD
1707	actionHelpContents->setIcon(GET_ICON("help-contents"));
1708	actionHelpContextual->setIcon(GET_ICON("help-contextual"));
1709	actionHelpOnlineSupport->setIcon(GET_ICON("applications-internet"));
1710	actionHelpReportBug->setIcon(GET_ICON("tools-report-bug"));
1711	actionHelpAbout->setIcon(GET_ICON("help-about"));
1712	#if QT_VERSION < QT_VERSION_CHECK(5,0,0)
1713	actionHelpAboutQt->setIcon(QIcon(":/trolltech/qmessagebox/images/qtlogo-64.png"));
1714	#else
1715	actionHelpAboutQt->setIcon(QIcon(":/qt-project.org/qmessagebox/images/qtlogo-64.png"));
1716	#endif // QT_VERSION < QT_VERSION_CHECK(5,0,0)
1717	#endif // HANDHELD
1718	// Buttons
1719	buttonRandom->setIcon(GET_ICON("roll"));
1720	buttonSolve->setIcon(GET_ICON("dialog-ok"));
1721	buttonSaveSolution->setIcon(GET_ICON("document-save-as"));
1722	buttonBackToTask->setIcon(GET_ICON("go-previous"));
1723
1724	// action->setIcon(GET_ICON(""));
1725
1726	#if QT_VERSION >= QT_VERSION_CHECK(4,6,0)
1727	setToolButtonStyle(Qt::ToolButtonFollowStyle);
1728	#endif
1729
1730	#ifndef HANDHELD
1731	QStatusBar *statusbar = new QStatusBar(this);
1732	statusbar->setObjectName("statusbar");
1733	setStatusBar(statusbar);
1734	#endif // HANDHELD
1735
1736	#ifdef Q_WS_WINCE_WM
1737	menuBar()->setDefaultAction(menuFile->menuAction());
1738
1739	QScrollArea *scrollArea = new QScrollArea(this);
1740	scrollArea->setFrameShape(QFrame::NoFrame);
1741	scrollArea->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
1742	scrollArea->setWidgetResizable(true);
1743	scrollArea->setWidget(tabWidget);
1744	setCentralWidget(scrollArea);
1745	#else
1746	setCentralWidget(tabWidget);
1747	#endif // Q_WS_WINCE_WM
1748
1749	//! \hack HACK: A little hack for toolbar icons to have a sane size.
1750	#if defined(HANDHELD) && !defined(Q_WS_MAEMO_5)
1751	#ifdef Q_WS_S60
1752	toolBarMain->setIconSize(QSize(logicalDpiX() / 5.2, logicalDpiY() / 5.2));
1753	#else
1754	toolBarMain->setIconSize(QSize(logicalDpiX() / 4, logicalDpiY() / 4));
1755	#endif // Q_WS_S60
1756	#endif // HANDHELD && !Q_WS_MAEMO_5
1757	QToolButton tb = static_cast<QToolButton >(toolBarMain->widgetForAction(actionFileSave));
1758	if (tb != NULL) {
1759	tb->setMenu(menuFileSaveAs);
1760	tb->setPopupMode(QToolButton::MenuButtonPopup);
1761	}
1762
1763	// solutionText->document()->setDefaultFont(settings->value("Output/Font", QFont(DEF_FONT_FAMILY, DEF_FONT_SIZE)).value<QFont>());
1764	solutionText->setWordWrapMode(QTextOption::WordWrap);
1765
1766	#ifndef QT_NO_PRINTER
1767	actionFilePrintPreview = new QAction(this);
1768	actionFilePrintPreview->setObjectName("actionFilePrintPreview");
1769	actionFilePrintPreview->setEnabled(false);
1770	actionFilePrintPreview->setIcon(GET_ICON("document-print-preview"));
1771
1772	actionFilePageSetup = new QAction(this);
1773	actionFilePageSetup->setObjectName("actionFilePrintSetup");
1774	// actionFilePageSetup->setEnabled(false);
1775	#if QT_VERSION >= QT_VERSION_CHECK(4,6,0)
1776	actionFilePageSetup->setIcon(QIcon::fromTheme("document-page-setup", QIcon(":/trolltech/dialogs/qprintpreviewdialog/images/page-setup-32.png")));
1777	#else
1778	actionFilePageSetup->setIcon(QIcon(":/trolltech/dialogs/qprintpreviewdialog/images/page-setup-32.png"));
1779	#endif
1780
1781	actionFilePrint = new QAction(this);
1782	actionFilePrint->setObjectName("actionFilePrint");
1783	actionFilePrint->setEnabled(false);
1784	actionFilePrint->setIcon(GET_ICON("document-print"));
1785
1786	menuFile->insertAction(actionFileExit, actionFilePrintPreview);
1787	menuFile->insertAction(actionFileExit, actionFilePageSetup);
1788	menuFile->insertAction(actionFileExit, actionFilePrint);
1789	menuFile->insertSeparator(actionFileExit);
1790
1791	toolBarMain->insertAction(actionSettingsPreferences, actionFilePrint);
1792	#endif // QT_NO_PRINTER
1793
1794	groupSettingsLanguageList = new QActionGroup(this);
1795	#ifdef Q_WS_MAEMO_5
1796	groupSettingsLanguageList->addAction(actionSettingsLanguageAutodetect);
1797	#endif
1798	actionSettingsLanguageEnglish->setData("en");
1799	actionSettingsLanguageEnglish->setActionGroup(groupSettingsLanguageList);
1800	loadLangList();
1801	actionSettingsLanguageAutodetect->setChecked(settings->value("Language", "").toString().isEmpty());
1802
1803	actionSettingsStyleSystem->setData(true);
1804	groupSettingsStyleList = new QActionGroup(this);
1805	#ifdef Q_WS_MAEMO_5
1806	groupSettingsStyleList->addAction(actionSettingsStyleSystem);
1807	#endif
1808
1809	#ifndef HANDHELD
1810	actionSettingsToolbarsConfigure = new QAction(this);
1811	actionSettingsToolbarsConfigure->setIcon(GET_ICON("configure-toolbars"));
1812	#endif // HANDHELD
1813
1814	if (hasUpdater()) {
1815	actionHelpCheck4Updates = new QAction(this);
1816	actionHelpCheck4Updates->setIcon(GET_ICON("system-software-update"));
1817	actionHelpCheck4Updates->setEnabled(hasUpdater());
1818	menuHelp->insertAction(actionHelpAboutQt, actionHelpCheck4Updates);
1819	menuHelp->insertSeparator(actionHelpAboutQt);
1820	} else
1821	actionHelpCheck4Updates = NULL;
1822
1823	spinCities->setMaximum(MAX_NUM_CITIES);
1824
1825	#ifndef HANDHELD
1826	toolBarManager = new QtToolBarManager(this);
1827	toolBarManager->setMainWindow(this);
1828	QString cat = toolBarMain->windowTitle();
1829	toolBarManager->addToolBar(toolBarMain, cat);
1830	#ifndef QT_NO_PRINTER
1831	toolBarManager->addAction(actionFilePrintPreview, cat);
1832	toolBarManager->addAction(actionFilePageSetup, cat);
1833	#endif // QT_NO_PRINTER
1834	toolBarManager->addAction(actionHelpContents, cat);
1835	toolBarManager->addAction(actionHelpContextual, cat);
1836	toolBarManager->restoreState(settings->value("MainWindow/Toolbars").toByteArray());
1837	#else
1838	toolBarMain->setVisible(settings->value("MainWindow/ToolbarVisible", true).toBool());
1839	#endif // HANDHELD
1840
1841	#ifdef Q_WS_S60
1842	// Replace Exit on the right soft key with our own exit action.
1843	// This makes it translatable.
1844	actionRightSoftKey = new QAction(this);
1845	actionRightSoftKey->setSoftKeyRole(QAction::NegativeSoftKey);
1846	connect(actionRightSoftKey, SIGNAL(triggered()), SLOT(close()));
1847	addAction(actionRightSoftKey);
1848	#endif
1849
1850	retranslateUi(false);
1851
1852	#ifndef HANDHELD
1853	// Adding some eyecandy
1854	if (QtWin::isCompositionEnabled() && settings->value("UseTranslucency", DEF_USE_TRANSLUCENCY).toBool()) {
1855	toggleTranclucency(true);
1856	}
1857	#endif // HANDHELD
1858	}
1859
1860	void MainWindow::toggleSolutionActions(bool enable)
1861	{
1862	buttonSaveSolution->setEnabled(enable);
1863	actionFileSaveAsSolution->setEnabled(enable);
1864	solutionText->setEnabled(enable);
1865	#ifndef QT_NO_PRINTER
1866	actionFilePrint->setEnabled(enable);
1867	actionFilePrintPreview->setEnabled(enable);
1868	#endif // QT_NO_PRINTER
1869	}
1870
1871	void MainWindow::toggleTranclucency(bool enable)
1872	{
1873	#ifndef HANDHELD
1874	toggleStyle(labelVariant, enable);
1875	toggleStyle(labelCities, enable);
1876	toggleStyle(statusBar(), enable);
1877	tabWidget->setDocumentMode(enable);
1878	QtWin::enableBlurBehindWindow(this, enable);
1879	#else
1880	Q_UNUSED(enable);
1881	#endif // HANDHELD
1882	}
1883
1884	void MainWindow::actionHelpOnlineSupportTriggered()
1885	{
1886	QDesktopServices::openUrl(QUrl("http://tspsg.info/goto/support"));
1887	}
1888
1889	void MainWindow::actionHelpReportBugTriggered()
1890	{
1891	QDesktopServices::openUrl(QUrl("http://tspsg.info/goto/bugtracker"));
1892	}
1893
1894	#ifdef Q_WS_S60
1895	QSMessageBox::QSMessageBox(QWidget *parent)
1896	: QMessageBox(parent)
1897	{
1898	setIcon(QMessageBox::Warning);
1899	setWindowTitle(QApplication::translate("MainWindow", "Unsaved Changes"));
1900	setText(QApplication::translate("MainWindow", "Would you like to save changes in the current task?"));
1901	setStandardButtons(QMessageBox::Save);
1902
1903	QMenu *m = new QMenu(this);
1904	m->addAction(QApplication::translate("QDialogButtonBox", "Discard", "No need to translate this. The translation will be taken from Qt translation files."),
1905	this, SLOT(discard()));
1906	m->addAction(QApplication::translate("QDialogButtonBox", "Cancel", "No need to translate this. The translation will be taken from Qt translation files."),
1907	this, SLOT(cancel()));
1908
1909	QAction *o = new QAction(QApplication::translate("QtToolBarDialog", "Actions"), this);
1910	o->setSoftKeyRole(QAction::NegativeSoftKey);
1911	o->setMenu(m);
1912	addAction(o);
1913	}
1914
1915	void QSMessageBox::cancel(){
1916	done(QMessageBox::Cancel);
1917	}
1918
1919	void QSMessageBox::discard() {
1920	done(QMessageBox::Discard);
1921	}
1922	#endif // Q_WS_S60

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