HelpSearchWidget::HelpSearchWidget(HelpEnginePtr engine, QWidget* parent) :
QWidget(parent),
mVerticalLayout(new QVBoxLayout(this)),
mEngine(engine)
{
this->setLayout(mVerticalLayout);
mVerticalLayout->setMargin(0);
helpSearchEngine = new QHelpSearchEngine(mEngine->engine());
connect(helpSearchEngine, SIGNAL(indexingStarted()), this, SLOT(indexingStarted()));
connect(helpSearchEngine, SIGNAL(indexingFinished()), this, SLOT(indexingFinished()));
connect(helpSearchEngine, SIGNAL(searchingStarted()), this, SLOT(searchingIsStarted()));
connect(helpSearchEngine, SIGNAL(searchingFinished(int)), this, SLOT(searchingIsFinished(int)));
mVerticalLayout->addWidget(helpSearchEngine->queryWidget());
mVerticalLayout->addWidget(helpSearchEngine->resultWidget());
connect(helpSearchEngine->queryWidget(), SIGNAL(search()), this, SLOT(search()));
helpSearchEngine->reindexDocumentation();
connect(helpSearchEngine->resultWidget(),
SIGNAL(requestShowLink(const QUrl&)),
this, SIGNAL(requestShowLink(const QUrl&)));
}
QT_BEGIN_NAMESPACE
MainWindow::MainWindow(CmdLineParser *cmdLine, QWidget *parent)
: QMainWindow(parent)
, m_bookmarkWidget(0)
, m_filterCombo(0)
, m_toolBarMenu(0)
, m_cmdLine(cmdLine)
, m_progressWidget(0)
, m_qtDocInstaller(0)
, m_connectedInitSignals(false)
{
TRACE_OBJ
setToolButtonStyle(Qt::ToolButtonFollowStyle);
setDockOptions(dockOptions() | AllowNestedDocks);
QString collectionFile;
if (usesDefaultCollection()) {
MainWindow::collectionFileDirectory(true);
collectionFile = MainWindow::defaultHelpCollectionFileName();
} else {
collectionFile = cmdLine->collectionFile();
}
HelpEngineWrapper &helpEngineWrapper =
HelpEngineWrapper::instance(collectionFile);
BookmarkManager *bookMarkManager = BookmarkManager::instance();
if (!initHelpDB(!cmdLine->collectionFileGiven())) {
qDebug("Fatal error: Help engine initialization failed. "
"Error message was: %s\nAssistant will now exit.",
qPrintable(HelpEngineWrapper::instance().error()));
std::exit(1);
}
m_centralWidget = new CentralWidget(this);
setCentralWidget(m_centralWidget);
m_indexWindow = new IndexWindow(this);
QDockWidget *indexDock = new QDockWidget(tr("Index"), this);
indexDock->setObjectName(QLatin1String("IndexWindow"));
indexDock->setWidget(m_indexWindow);
addDockWidget(Qt::LeftDockWidgetArea, indexDock);
m_contentWindow = new ContentWindow;
QDockWidget *contentDock = new QDockWidget(tr("Contents"), this);
contentDock->setObjectName(QLatin1String("ContentWindow"));
contentDock->setWidget(m_contentWindow);
addDockWidget(Qt::LeftDockWidgetArea, contentDock);
m_searchWindow = new SearchWidget(helpEngineWrapper.searchEngine());
m_searchWindow->setFont(!helpEngineWrapper.usesBrowserFont() ? qApp->font()
: helpEngineWrapper.browserFont());
QDockWidget *searchDock = new QDockWidget(tr("Search"), this);
searchDock->setObjectName(QLatin1String("SearchWindow"));
searchDock->setWidget(m_searchWindow);
addDockWidget(Qt::LeftDockWidgetArea, searchDock);
QDockWidget *bookmarkDock = new QDockWidget(tr("Bookmarks"), this);
bookmarkDock->setObjectName(QLatin1String("BookmarkWindow"));
bookmarkDock->setWidget(m_bookmarkWidget
= bookMarkManager->bookmarkDockWidget());
addDockWidget(Qt::LeftDockWidgetArea, bookmarkDock);
QDockWidget *openPagesDock = new QDockWidget(tr("Open Pages"), this);
openPagesDock->setObjectName(QLatin1String("Open Pages"));
OpenPagesManager *openPagesManager
= OpenPagesManager::createInstance(this, usesDefaultCollection(), m_cmdLine->url());
openPagesDock->setWidget(openPagesManager->openPagesWidget());
addDockWidget(Qt::LeftDockWidgetArea, openPagesDock);
connect(m_centralWidget, SIGNAL(addBookmark(QString, QString)),
bookMarkManager, SLOT(addBookmark(QString, QString)));
connect(bookMarkManager, SIGNAL(escapePressed()), this,
SLOT(activateCurrentCentralWidgetTab()));
connect(bookMarkManager, SIGNAL(setSource(QUrl)), m_centralWidget,
SLOT(setSource(QUrl)));
connect(bookMarkManager, SIGNAL(setSourceInNewTab(QUrl)),
openPagesManager, SLOT(createPage(QUrl)));
QHelpSearchEngine *searchEngine = helpEngineWrapper.searchEngine();
connect(searchEngine, SIGNAL(indexingStarted()), this, SLOT(indexingStarted()));
connect(searchEngine, SIGNAL(indexingFinished()), this, SLOT(indexingFinished()));
QString defWindowTitle = tr("Qt Assistant");
setWindowTitle(defWindowTitle);
setupActions();
statusBar()->show();
m_centralWidget->connectTabBar();
setupFilterToolbar();
setupAddressToolbar();
const QString windowTitle = helpEngineWrapper.windowTitle();
setWindowTitle(windowTitle.isEmpty() ? defWindowTitle : windowTitle);
QByteArray iconArray = helpEngineWrapper.applicationIcon();
if (iconArray.size() > 0) {
QPixmap pix;
pix.loadFromData(iconArray);
QIcon appIcon(pix);
qApp->setWindowIcon(appIcon);
} else {
QIcon appIcon(QLatin1String(":/trolltech/assistant/images/assistant-128.png"));
qApp->setWindowIcon(appIcon);
}
QToolBar *toolBar = addToolBar(tr("Bookmark Toolbar"));
toolBar->setObjectName(QLatin1String("Bookmark Toolbar"));
bookMarkManager->setBookmarksToolbar(toolBar);
// Show the widget here, otherwise the restore geometry and state won't work
// on x11.
show();
toolBar->hide();
toolBarMenu()->addAction(toolBar->toggleViewAction());
QByteArray ba(helpEngineWrapper.mainWindow());
if (!ba.isEmpty())
restoreState(ba);
ba = helpEngineWrapper.mainWindowGeometry();
if (!ba.isEmpty()) {
restoreGeometry(ba);
} else {
tabifyDockWidget(contentDock, indexDock);
tabifyDockWidget(indexDock, bookmarkDock);
tabifyDockWidget(bookmarkDock, searchDock);
contentDock->raise();
const QRect screen = QApplication::desktop()->screenGeometry();
resize(4*screen.width()/5, 4*screen.height()/5);
}
if (!helpEngineWrapper.hasFontSettings()) {
helpEngineWrapper.setUseAppFont(false);
helpEngineWrapper.setUseBrowserFont(false);
helpEngineWrapper.setAppFont(qApp->font());
helpEngineWrapper.setAppWritingSystem(QFontDatabase::Latin);
helpEngineWrapper.setBrowserFont(qApp->font());
helpEngineWrapper.setBrowserWritingSystem(QFontDatabase::Latin);
} else {
updateApplicationFont();
}
updateAboutMenuText();
QTimer::singleShot(0, this, SLOT(insertLastPages()));
if (m_cmdLine->enableRemoteControl())
(void)new RemoteControl(this);
if (m_cmdLine->contents() == CmdLineParser::Show)
showContents();
else if (m_cmdLine->contents() == CmdLineParser::Hide)
hideContents();
if (m_cmdLine->index() == CmdLineParser::Show)
showIndex();
else if (m_cmdLine->index() == CmdLineParser::Hide)
hideIndex();
if (m_cmdLine->bookmarks() == CmdLineParser::Show)
showBookmarksDockWidget();
else if (m_cmdLine->bookmarks() == CmdLineParser::Hide)
hideBookmarksDockWidget();
if (m_cmdLine->search() == CmdLineParser::Show)
showSearch();
else if (m_cmdLine->search() == CmdLineParser::Hide)
hideSearch();
if (m_cmdLine->contents() == CmdLineParser::Activate)
showContents();
else if (m_cmdLine->index() == CmdLineParser::Activate)
showIndex();
else if (m_cmdLine->bookmarks() == CmdLineParser::Activate)
showBookmarksDockWidget();
if (!m_cmdLine->currentFilter().isEmpty()) {
const QString &curFilter = m_cmdLine->currentFilter();
if (helpEngineWrapper.customFilters().contains(curFilter))
helpEngineWrapper.setCurrentFilter(curFilter);
}
if (usesDefaultCollection())
QTimer::singleShot(0, this, SLOT(lookForNewQtDocumentation()));
else
checkInitState();
connect(&helpEngineWrapper, SIGNAL(documentationRemoved(QString)),
this, SLOT(documentationRemoved(QString)));
connect(&helpEngineWrapper, SIGNAL(documentationUpdated(QString)),
this, SLOT(documentationUpdated(QString)));
setTabPosition(Qt::AllDockWidgetAreas, QTabWidget::North);
GlobalActions::instance()->updateActions();
if (helpEngineWrapper.addressBarEnabled())
showNewAddress();
}
void QHelpSearchIndexWriter::run()
{
#if !defined(QT_NO_EXCEPTIONS)
try {
#endif
QMutexLocker mutexLocker(&mutex);
if (m_cancel)
return;
const bool reindex = this->m_reindex;
const QString collectionFile(this->m_collectionFile);
mutexLocker.unlock();
QHelpEngineCore engine(collectionFile, 0);
if (!engine.setupData())
return;
const QLatin1String key("CluceneIndexedNamespaces");
if (reindex)
engine.setCustomValue(key, QLatin1String(""));
QMap<QString, QDateTime> indexMap;
const QLatin1String oldKey("CluceneSearchNamespaces");
if (!engine.customValue(oldKey, QString()).isNull()) {
// old style qhc file < 4.4.2, need to convert...
const QStringList indexedNamespaces
= engine.customValue(oldKey).toString()
.split(QLatin1String("|"), QString::SkipEmptyParts);
foreach (const QString &nameSpace, indexedNamespaces)
indexMap.insert(nameSpace, QDateTime());
engine.removeCustomValue(oldKey);
} else {
QDataStream dataStream(engine.customValue(key).toByteArray());
dataStream >> indexMap;
}
QString indexPath = m_indexFilesFolder;
QFileInfo fInfo(indexPath);
if (fInfo.exists() && !fInfo.isWritable()) {
qWarning("Full Text Search, could not create index (missing permissions for '%s').",
qPrintable(indexPath));
return;
}
emit indexingStarted();
QCLuceneIndexWriter *writer = 0;
QCLuceneStandardAnalyzer analyzer;
const QStringList registeredDocs = engine.registeredDocumentations();
QLocalSocket localSocket;
localSocket.connectToServer(QString(QLatin1String("QtAssistant%1"))
.arg(QLatin1String(QT_VERSION_STR)));
QLocalServer localServer;
bool otherInstancesRunning = true;
if (!localSocket.waitForConnected()) {
otherInstancesRunning = false;
localServer.listen(QString(QLatin1String("QtAssistant%1"))
.arg(QLatin1String(QT_VERSION_STR)));
}
// check if it's locked, and if the other instance is running
if (!otherInstancesRunning && QCLuceneIndexReader::isLocked(indexPath))
QCLuceneIndexReader::unlock(indexPath);
if (QCLuceneIndexReader::isLocked(indexPath)) {
// poll unless indexing finished to fake progress
while (QCLuceneIndexReader::isLocked(indexPath)) {
mutexLocker.relock();
if (m_cancel)
break;
mutexLocker.unlock();
this->sleep(1);
}
emit indexingFinished();
return;
}
if (QCLuceneIndexReader::indexExists(indexPath) && !reindex) {
foreach(const QString &namespaceName, registeredDocs) {
mutexLocker.relock();
if (m_cancel) {
emit indexingFinished();
return;
}
mutexLocker.unlock();
if (!indexMap.contains(namespaceName)) {
// make sure we remove some partly indexed stuff
removeDocuments(indexPath, namespaceName);
} else {
QString path = engine.documentationFileName(namespaceName);
if (indexMap.value(namespaceName)
< QFileInfo(path).lastModified()) {
// make sure we remove some outdated indexed stuff
indexMap.remove(namespaceName);
removeDocuments(indexPath, namespaceName);
}
if (indexMap.contains(namespaceName)) {
// make sure we really have content indexed for namespace
QCLuceneTermQuery query(QCLuceneTerm(NamespaceField, namespaceName));
QCLuceneIndexSearcher indexSearcher(indexPath);
QCLuceneHits hits = indexSearcher.search(query);
if (hits.length() <= 0)
indexMap.remove(namespaceName);
}
}
}
void QHelpSearchIndexWriter::run()
{
mutex.lock();
if (m_cancel) {
mutex.unlock();
return;
}
const bool reindex(this->m_reindex);
const QLatin1String key("DefaultSearchNamespaces");
const QString collectionFile(this->m_collectionFile);
const QString indexPath = m_indexFilesFolder;
mutex.unlock();
QHelpEngineCore engine(collectionFile, 0);
if (!engine.setupData())
return;
if (reindex)
engine.setCustomValue(key, QLatin1String(""));
const QStringList registeredDocs = engine.registeredDocumentations();
const QStringList indexedNamespaces = engine.customValue(key).toString().
split(QLatin1String("|"), QString::SkipEmptyParts);
emit indexingStarted();
QStringList namespaces;
Writer writer(indexPath);
foreach(const QString &namespaceName, registeredDocs) {
mutex.lock();
if (m_cancel) {
mutex.unlock();
return;
}
mutex.unlock();
// if indexed, continue
namespaces.append(namespaceName);
if (indexedNamespaces.contains(namespaceName))
continue;
const QList<QStringList> attributeSets =
engine.filterAttributeSets(namespaceName);
foreach (const QStringList &attributes, attributeSets) {
// cleanup maybe old or unfinished files
writer.setIndexFile(namespaceName, attributes.join(QLatin1String("@")));
writer.removeIndex();
QSet<QString> documentsSet;
const QList<QUrl> docFiles = engine.files(namespaceName, attributes);
foreach(QUrl url, docFiles) {
if (m_cancel)
return;
// get rid of duplicated files
if (url.hasFragment())
url.setFragment(QString());
QString s = url.toString();
if (s.endsWith(QLatin1String(".html"))
|| s.endsWith(QLatin1String(".htm"))
|| s.endsWith(QLatin1String(".txt")))
documentsSet.insert(s);
}
int docNum = 0;
const QStringList documentsList(documentsSet.toList());
foreach(const QString &url, documentsList) {
if (m_cancel)
return;
QByteArray data(engine.fileData(url));
if (data.isEmpty())
continue;
QTextStream s(data);
QString en = QHelpGlobal::codecFromData(data);
s.setCodec(QTextCodec::codecForName(en.toLatin1().constData()));
QString text = s.readAll();
if (text.isNull())
continue;
QString title = QHelpGlobal::documentTitle(text);
int j = 0;
int i = 0;
bool valid = true;
const QChar *buf = text.unicode();
QChar str[64];
QChar c = buf[0];
while ( j < text.length() ) {
if (m_cancel)
return;
if ( c == QLatin1Char('<') || c == QLatin1Char('&') ) {
valid = false;
if ( i > 1 )
writer.insertInIndex(QString(str,i), docNum);
i = 0;
c = buf[++j];
continue;
}
if ( ( c == QLatin1Char('>') || c == QLatin1Char(';') ) && !valid ) {
valid = true;
c = buf[++j];
continue;
}
if ( !valid ) {
c = buf[++j];
continue;
}
if ( ( c.isLetterOrNumber() || c == QLatin1Char('_') ) && i < 63 ) {
str[i] = c.toLower();
++i;
} else {
if ( i > 1 )
writer.insertInIndex(QString(str,i), docNum);
i = 0;
}
c = buf[++j];
}
if ( i > 1 )
writer.insertInIndex(QString(str,i), docNum);
docNum++;
writer.insertInDocumentList(title, url);
}
if (writer.writeIndex()) {
engine.setCustomValue(key, addNamespace(
engine.customValue(key).toString(), namespaceName));
}
writer.reset();
}
void SnappingUtils::prepareIndexStarting( int count )
{
mIndexLayerCount = count;
emit indexingStarted( count );
}
