Merge branch '4.6' of ..\qt-graphics-4.6

23 files changed, 268 insertions, 176 deletions

diff --git a/tools/assistant/lib/lib.pro b/tools/assistant/lib/lib.pro
index 011dec2..51933de 100644
--- a/tools/assistant/lib/lib.pro
+++ b/tools/assistant/lib/lib.pro
@@ -40,7 +40,8 @@ SOURCES += qhelpenginecore.cpp \
     qhelpsearchindex_default.cpp \
     qhelpsearchindexwriter_default.cpp \
     qhelpsearchindexreader_default.cpp \
-    qhelpsearchindexreader.cpp
+    qhelpsearchindexreader.cpp \
+    qhelp_global.cpp
 
 # access to clucene
 SOURCES += qhelpsearchindexwriter_clucene.cpp \
diff --git a/tools/assistant/lib/qhelp_global.cpp b/tools/assistant/lib/qhelp_global.cpp
new file mode 100644
index 0000000..980de27
--- /dev/null
+++ b/tools/assistant/lib/qhelp_global.cpp
@@ -0,0 +1,112 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt Assistant.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtCore/QRegExp>
+#include <QtCore/QMutexLocker>
+#include <QtGui/QTextDocument>
+
+#include "qhelp_global.h"
+
+QString QHelpGlobal::uniquifyConnectionName(const QString &name, void *pointer)
+{
+    static int counter = 0;
+    static QMutex mutex;
+
+    QMutexLocker locker(&mutex);
+    if (++counter > 1000)
+        counter = 0;
+
+    return QString::fromLatin1("%1-%2-%3").
+        arg(name).arg(long(pointer)).arg(counter);
+}
+
+QString QHelpGlobal::documentTitle(const QString &content)
+{
+    QString title = QObject::tr("Untitled");
+    if (!content.isEmpty()) {
+        int start = content.indexOf(QLatin1String("<title>"), 0, Qt::CaseInsensitive) + 7;
+        int end = content.indexOf(QLatin1String("</title>"), 0, Qt::CaseInsensitive);
+        if ((end - start) > 0) {
+            title = content.mid(start, end - start);
+            if (Qt::mightBeRichText(title) || title.contains(QLatin1Char('&'))) {
+                QTextDocument doc;
+                doc.setHtml(title);
+                title = doc.toPlainText();
+            }
+        }
+    }
+    return title;
+}
+
+QString QHelpGlobal::codecFromData(const QByteArray &data)
+{
+    QString codec = codecFromXmlData(data);
+    if (codec.isEmpty())
+        codec = codecFromHtmlData(data);
+    return codec.isEmpty() ? QLatin1String("utf-8") : codec;
+}
+
+QString QHelpGlobal::codecFromHtmlData(const QByteArray &data)
+{
+    QString content = QString::fromUtf8(data.constData(), data.size());
+    int start = content.indexOf(QLatin1String("<meta"), 0, Qt::CaseInsensitive);
+    if (start > 0) {
+        int end;
+        QRegExp r(QLatin1String("charset=([^\"\\s]+)"));
+        while (start != -1) {
+            end = content.indexOf(QLatin1Char('>'), start) + 1;
+            const QString &meta = content.mid(start, end - start).toLower();
+            if (r.indexIn(meta) != -1)
+                return r.cap(1);
+            start = content.indexOf(QLatin1String("<meta"), end,
+                                    Qt::CaseInsensitive);
+        }
+    }
+    return QString();
+}
+
+QString QHelpGlobal::codecFromXmlData(const QByteArray &data)
+{
+    QString content = QString::fromUtf8(data.constData(), data.size());
+    const QRegExp encodingExp(QLatin1String("^\\s*<\\?xml version="
+        "\"\\d\\.\\d\" encoding=\"([^\"]+)\"\\?>.*"));
+    return encodingExp.exactMatch(content) ? encodingExp.cap(1) : QString();
+}
diff --git a/tools/assistant/lib/qhelp_global.h b/tools/assistant/lib/qhelp_global.h
index 723d867..4e31d67 100644
--- a/tools/assistant/lib/qhelp_global.h
+++ b/tools/assistant/lib/qhelp_global.h
@@ -45,9 +45,6 @@
 #include <QtCore/qglobal.h>
 #include <QtCore/QString>
 #include <QtCore/QObject>
-#include <QtCore/QRegExp>
-#include <QtCore/QMutexLocker>
-#include <QtGui/QTextDocument>
 
 QT_BEGIN_HEADER
 
@@ -65,56 +62,13 @@ QT_MODULE(Help)
 
 class QHelpGlobal {
 public:
-    static QString uniquifyConnectionName(const QString &name, void *pointer)
-    {
-        static int counter = 0;
-        static QMutex mutex;
+    static QString uniquifyConnectionName(const QString &name, void *pointer);
+    static QString documentTitle(const QString &content);
+    static QString codecFromData(const QByteArray &data);
 
-        QMutexLocker locker(&mutex);
-        if (++counter > 1000)
-            counter = 0;
-        
-        return QString::fromLatin1("%1-%2-%3")
-            .arg(name).arg(long(pointer)).arg(counter);
-    };
-
-    static QString documentTitle(const QString &content)
-    {
-        QString title = QObject::tr("Untitled");
-        if (!content.isEmpty()) {
-            int start = content.indexOf(QLatin1String("<title>"), 0, Qt::CaseInsensitive) + 7;
-            int end = content.indexOf(QLatin1String("</title>"), 0, Qt::CaseInsensitive);
-            if ((end - start) > 0) {
-                title = content.mid(start, end - start);
-                if (Qt::mightBeRichText(title) || title.contains(QLatin1Char('&'))) {
-                    QTextDocument doc;
-                    doc.setHtml(title);
-                    title = doc.toPlainText();
-                }
-            }
-        }
-        return title;
-    };
-
-    static QString charsetFromData(const QByteArray &data)
-    {
-        QString content = QString::fromUtf8(data.constData(), data.size());
-        int start =
-            content.indexOf(QLatin1String("<meta"), 0, Qt::CaseInsensitive);
-        if (start > 0) {
-            int end;
-            QRegExp r(QLatin1String("charset=([^\"\\s]+)"));
-            while (start != -1) {
-                end = content.indexOf(QLatin1Char('>'), start) + 1;
-                const QString &meta = content.mid(start, end - start).toLower();
-                if (r.indexIn(meta) != -1)
-                    return r.cap(1);
-                start = content.indexOf(QLatin1String("<meta"), end,
-                    Qt::CaseInsensitive);
-            }
-        }
-        return QLatin1String("utf-8");
-    }
+private:
+    static QString codecFromHtmlData(const QByteArray &data);
+    static QString codecFromXmlData(const QByteArray &data);
 };
 
 QT_END_NAMESPACE
diff --git a/tools/assistant/lib/qhelpenginecore.cpp b/tools/assistant/lib/qhelpenginecore.cpp
index 8c6c2fe..140e99a 100644
--- a/tools/assistant/lib/qhelpenginecore.cpp
+++ b/tools/assistant/lib/qhelpenginecore.cpp
@@ -177,12 +177,11 @@ void QHelpEngineCorePrivate::errorReceived(const QString &msg)
     instead.
 
     When creating a custom help viewer the viewer can be
-configured by writing a custom collection file which could contain various
-keywords to be used to configure the help engine. These keywords and values
-and their meaning can be found in the help information for
-\l{assistant-custom-help-viewer.html#creating-a-custom-help-collection-file
-}{creating a custom help collection file} for
-Assistant.
+    configured by writing a custom collection file which could contain various
+    keywords to be used to configure the help engine. These keywords and values
+    and their meaning can be found in the help information for
+    \l{assistant-custom-help-viewer.html#creating-a-custom-help-collection-file}
+    {creating a custom help collection file} for Assistant.
 */
 
 /*!
diff --git a/tools/assistant/lib/qhelpgenerator.cpp b/tools/assistant/lib/qhelpgenerator.cpp
index 0294b30..48d73aa 100644
--- a/tools/assistant/lib/qhelpgenerator.cpp
+++ b/tools/assistant/lib/qhelpgenerator.cpp
@@ -528,7 +528,7 @@ bool QHelpGenerator::insertFiles(const QStringList &files, const QString &rootPa
         QByteArray data = fi.readAll();
         if (fileName.endsWith(QLatin1String(".html"))
             || fileName.endsWith(QLatin1String(".htm"))) {
-                charSet = QHelpGlobal::charsetFromData(data);
+                charSet = QHelpGlobal::codecFromData(data);
                 QTextStream stream(&data);
                 stream.setCodec(QTextCodec::codecForName(charSet.toLatin1().constData()));
                 title = QHelpGlobal::documentTitle(stream.readAll());
diff --git a/tools/assistant/lib/qhelpsearchengine.cpp b/tools/assistant/lib/qhelpsearchengine.cpp
index cb18142..893495d 100644
--- a/tools/assistant/lib/qhelpsearchengine.cpp
+++ b/tools/assistant/lib/qhelpsearchengine.cpp
@@ -95,12 +95,11 @@ private:
         delete indexWriter;
     }
 
-
-    int hitsCount() const
+    int hitCount() const
     {
         int count = 0;
         if (indexReader)
-            count = indexReader->hitsCount();
+            count = indexReader->hitCount();
 
         return count;
     }
@@ -366,11 +365,22 @@ QHelpSearchResultWidget* QHelpSearchEngine::resultWidget()
 }
 
 /*!
+    \obsolete
     Returns the amount of hits the search engine found.
+    \sa hitCount()
 */
 int QHelpSearchEngine::hitsCount() const
 {
-    return d->hitsCount();
+    return d->hitCount();
+}
+
+/*!
+    \since 4.6
+    Returns the amount of hits the search engine found.
+*/
+int QHelpSearchEngine::hitCount() const
+{
+    return d->hitCount();
 }
 
 /*!
diff --git a/tools/assistant/lib/qhelpsearchengine.h b/tools/assistant/lib/qhelpsearchengine.h
index 1d53411..21f04c5 100644
--- a/tools/assistant/lib/qhelpsearchengine.h
+++ b/tools/assistant/lib/qhelpsearchengine.h
@@ -86,7 +86,8 @@ public:
     QHelpSearchQueryWidget* queryWidget();
     QHelpSearchResultWidget* resultWidget();
 
-    int hitsCount() const;
+    QT_DEPRECATED int hitsCount() const;
+    int hitCount() const;
 
     typedef QPair<QString, QString> SearchHit;
     QList<SearchHit> hits(int start, int end) const;
diff --git a/tools/assistant/lib/qhelpsearchindexreader.cpp b/tools/assistant/lib/qhelpsearchindexreader.cpp
index 20d181b..b134605 100644
--- a/tools/assistant/lib/qhelpsearchindexreader.cpp
+++ b/tools/assistant/lib/qhelpsearchindexreader.cpp
@@ -83,7 +83,7 @@ void QHelpSearchIndexReader::search(const QString &collectionFile, const QString
     start(QThread::NormalPriority);
 }
 
-int QHelpSearchIndexReader::hitsCount() const
+int QHelpSearchIndexReader::hitCount() const
 {
     QMutexLocker lock(&mutex);
     return hitList.count();
diff --git a/tools/assistant/lib/qhelpsearchindexreader_p.h b/tools/assistant/lib/qhelpsearchindexreader_p.h
index 31c392f..adbcdc2 100644
--- a/tools/assistant/lib/qhelpsearchindexreader_p.h
+++ b/tools/assistant/lib/qhelpsearchindexreader_p.h
@@ -81,7 +81,7 @@ public:
     void search(const QString &collectionFile,
         const QString &indexFilesFolder,
         const QList<QHelpSearchQuery> &queryList);
-    int hitsCount() const;
+    int hitCount() const;
     QList<QHelpSearchEngine::SearchHit> hits(int start, int end) const;
 
 signals:
diff --git a/tools/assistant/lib/qhelpsearchindexwriter_clucene.cpp b/tools/assistant/lib/qhelpsearchindexwriter_clucene.cpp
index 284cbd3..ab32537 100644
--- a/tools/assistant/lib/qhelpsearchindexwriter_clucene.cpp
+++ b/tools/assistant/lib/qhelpsearchindexwriter_clucene.cpp
@@ -430,8 +430,8 @@ private:
     QString readData(const QByteArray &data)
     {
         QTextStream textStream(data);
-        QByteArray charSet = QHelpGlobal::charsetFromData(data).toLatin1();
-        textStream.setCodec(QTextCodec::codecForName(charSet.constData()));
+        const QByteArray &codec = QHelpGlobal::codecFromData(data).toLatin1();
+        textStream.setCodec(QTextCodec::codecForName(codec.constData()));
 
         QString stream = textStream.readAll();
         if (stream.isNull() || stream.isEmpty())
diff --git a/tools/assistant/lib/qhelpsearchindexwriter_default.cpp b/tools/assistant/lib/qhelpsearchindexwriter_default.cpp
index 36b115e..06deb85 100644
--- a/tools/assistant/lib/qhelpsearchindexwriter_default.cpp
+++ b/tools/assistant/lib/qhelpsearchindexwriter_default.cpp
@@ -274,7 +274,7 @@ void QHelpSearchIndexWriter::run()
                     continue;
 
                 QTextStream s(data);
-                QString en = QHelpGlobal::charsetFromData(data);
+                QString en = QHelpGlobal::codecFromData(data);
                 s.setCodec(QTextCodec::codecForName(en.toLatin1().constData()));
 
                 QString text = s.readAll();
diff --git a/tools/assistant/lib/qhelpsearchresultwidget.cpp b/tools/assistant/lib/qhelpsearchresultwidget.cpp
index a2f0021..c0d17dd 100644
--- a/tools/assistant/lib/qhelpsearchresultwidget.cpp
+++ b/tools/assistant/lib/qhelpsearchresultwidget.cpp
@@ -169,13 +169,13 @@ private slots:
     void showNextResultPage()
     {
         if (!searchEngine.isNull()
-            && resultLastToShow < searchEngine->hitsCount()) {
+            && resultLastToShow < searchEngine->hitCount()) {
             resultLastToShow += 20;
             resultFirstToShow += 20;
 
             resultTextBrowser->showResultPage(searchEngine->hits(resultFirstToShow,
                 resultLastToShow), isIndexing);
-            if (resultLastToShow >= searchEngine->hitsCount())
+            if (resultLastToShow >= searchEngine->hitCount())
                 updateNextButtonState(false);
         }
         updateHitRange();
@@ -184,7 +184,7 @@ private slots:
     void showLastResultPage()
     {
         if (!searchEngine.isNull()) {
-            resultLastToShow = searchEngine->hitsCount();
+            resultLastToShow = searchEngine->hitCount();
             resultFirstToShow = resultLastToShow - (resultLastToShow % 20);
 
             if (resultFirstToShow == resultLastToShow)
@@ -214,7 +214,7 @@ private slots:
     {
         if (!searchEngine.isNull()) {
             int count = resultLastToShow % 20;
-            if (count == 0 || resultLastToShow != searchEngine->hitsCount())
+            if (count == 0 || resultLastToShow != searchEngine->hitCount())
                 count = 20;
 
             resultLastToShow -= count;
@@ -298,7 +298,7 @@ private:
         int count = 0;
 
         if (!searchEngine.isNull()) {
-            count = searchEngine->hitsCount();
+            count = searchEngine->hitCount();
             if (count > 0) {
                 first = resultFirstToShow +1;
                 last = resultLastToShow > count ? count : resultLastToShow;
diff --git a/tools/assistant/tools/assistant/assistant.pro b/tools/assistant/tools/assistant/assistant.pro
index 1cbd1d3..1a7e874 100644
--- a/tools/assistant/tools/assistant/assistant.pro
+++ b/tools/assistant/tools/assistant/assistant.pro
@@ -4,8 +4,6 @@ TEMPLATE = app
 LANGUAGE = C++
 TARGET = assistant
 
-DEFINES += QT_CLUCENE_SUPPORT
-
 contains(QT_CONFIG, webkit) {
     QT += webkit
 }
diff --git a/tools/assistant/tools/assistant/bookmarkmanager.cpp b/tools/assistant/tools/assistant/bookmarkmanager.cpp
index 9cccd82..511a56e 100644
--- a/tools/assistant/tools/assistant/bookmarkmanager.cpp
+++ b/tools/assistant/tools/assistant/bookmarkmanager.cpp
@@ -621,6 +621,7 @@ Qt::ItemFlags BookmarkModel::flags(const QModelIndex &index) const
 BookmarkManager::BookmarkManager(QHelpEngineCore *_helpEngine)
     : treeModel(new BookmarkModel(0, 1, this))
     , listModel(new BookmarkModel(0, 1, this))
+    , renameItem(0)
     , helpEngine(_helpEngine)
 {
     folderIcon = QApplication::style()->standardIcon(QStyle::SP_DirClosedIcon);
diff --git a/tools/assistant/tools/assistant/centralwidget.cpp b/tools/assistant/tools/assistant/centralwidget.cpp
index 2722b2f..67d803d 100644
--- a/tools/assistant/tools/assistant/centralwidget.cpp
+++ b/tools/assistant/tools/assistant/centralwidget.cpp
@@ -222,8 +222,8 @@ CentralWidget::CentralWidget(QHelpEngine *engine, MainWindow *parent)
     QVBoxLayout *vboxLayout = new QVBoxLayout(this);
     QString resourcePath = QLatin1String(":/trolltech/assistant/images/");
 
-#ifndef Q_OS_MAC
     vboxLayout->setMargin(0);
+#ifndef Q_OS_MAC
     resourcePath.append(QLatin1String("win"));
 #else
     resourcePath.append(QLatin1String("mac"));
@@ -666,34 +666,16 @@ void CentralWidget::setSourceInNewTab(const QUrl &url, qreal zoom)
     tabWidget->setCurrentIndex(tabWidget->addTab(viewer,
         quoteTabTitle(viewer->documentTitle())));
 
-    QFont font = qApp->font();
-    bool userFont = helpEngine->customValue(QLatin1String("useBrowserFont")).toBool();
-    if (userFont) {
-        font = qVariantValue<QFont>(helpEngine->customValue(
-            QLatin1String("browserFont")));
-    }
-
-#if !defined(QT_NO_WEBKIT)
-    QWebSettings *settings = QWebSettings::globalSettings();
-    if (!userFont) {
-        int fontSize = settings->fontSize(QWebSettings::DefaultFontSize);
-        QString fontFamily = settings->fontFamily(QWebSettings::StandardFont);
-        font = QFont(fontFamily, fontSize);
-    }
+    QFont font;
+    getBrowserFontFor(viewer, &font);
 
-    QWebView *view = qobject_cast<QWebView*> (viewer);
-    if (view) {
-        settings = view->settings();
-        settings->setFontFamily(QWebSettings::StandardFont, font.family());
-        settings->setFontSize(QWebSettings::DefaultFontSize, font.pointSize());
-    } else if (viewer) {
-        viewer->setFont(font);
-    }
-    viewer->setTextSizeMultiplier(zoom == 0.0 ? 1.0 : zoom);
-#else
+#if defined(QT_NO_WEBKIT)
     font.setPointSize((int)(font.pointSize() + zoom));
-    viewer->setFont(font);
+    setBrowserFontFor(viewer, font);
     viewer->setZoom((int)zoom);
+#else
+    setBrowserFontFor(viewer, font);
+    viewer->setTextSizeMultiplier(zoom == 0.0 ? 1.0 : zoom);
 #endif
 
     connectSignals();
@@ -1011,41 +993,17 @@ bool CentralWidget::findInTextBrowser(QTextBrowser* browser, const QString &ttf,
 
 void CentralWidget::updateBrowserFont()
 {
-    QFont font = qApp->font();
-    bool userFont = helpEngine->customValue(QLatin1String("useBrowserFont")).toBool();
-    if (userFont) {
-        font = qVariantValue<QFont>(helpEngine->customValue(
-            QLatin1String("browserFont")));
-    }
-
-#if !defined(QT_NO_WEBKIT)
-    QWebSettings *settings = QWebSettings::globalSettings();
-    if (!userFont) {
-        int fontSize = settings->fontSize(QWebSettings::DefaultFontSize);
-        QString fontFamily = settings->fontFamily(QWebSettings::StandardFont);
-        font = QFont(fontFamily, fontSize);
+    QFont font;
+    bool searchAttached = searchWidgetAttached();
+    if (searchAttached) {
+        getBrowserFontFor(m_searchWidget, &font);
+        setBrowserFontFor(m_searchWidget, font);
     }
-#endif
 
-    QWidget *widget = 0;
-    for (int i = 0; i < tabWidget->count(); ++i) {
-        widget = tabWidget->widget(i);
-#if !defined(QT_NO_WEBKIT)
-        QWebView *view = qobject_cast<QWebView*> (widget);
-        if (view) {
-            settings = view->settings();
-            settings->setFontFamily(QWebSettings::StandardFont, font.family());
-            settings->setFontSize(QWebSettings::DefaultFontSize, font.pointSize());
-        } else if (widget) {
-            if (!userFont)
-                font = qApp->font();
-            widget->setFont(font);
-        }
-#else
-        if (widget && widget->font() != font)
-            widget->setFont(font);
-#endif
-    }
+    int i = searchAttached ? 1 : 0;
+    getBrowserFontFor(tabWidget->widget(i), &font);
+    for (i; i < tabWidget->count(); ++i)
+        setBrowserFontFor(tabWidget->widget(i), font);
 }
 
 void CentralWidget::createSearchWidget(QHelpSearchEngine *searchEngine)
@@ -1058,6 +1016,10 @@ void CentralWidget::createSearchWidget(QHelpSearchEngine *searchEngine)
         SLOT(setSourceFromSearch(QUrl)));
     connect(m_searchWidget, SIGNAL(requestShowLinkInNewTab(QUrl)), this,
         SLOT(setSourceFromSearchInNewTab(QUrl)));
+
+    QFont font;
+    getBrowserFontFor(m_searchWidget, &font);
+    setBrowserFontFor(m_searchWidget, font);
 }
 
 void CentralWidget::activateSearchWidget(bool updateLastTabPage)
@@ -1079,7 +1041,7 @@ void CentralWidget::activateSearchWidget(bool updateLastTabPage)
 
 void CentralWidget::removeSearchWidget()
 {
-    if (m_searchWidget && m_searchWidget->isAttached()) {
+    if (searchWidgetAttached()) {
         tabWidget->removeTab(0);
         m_searchWidget->setAttached(false);
     }
@@ -1088,7 +1050,7 @@ void CentralWidget::removeSearchWidget()
 int CentralWidget::availableHelpViewer() const
 {
     int count = tabWidget->count();
-    if (m_searchWidget && m_searchWidget->isAttached())
+    if (searchWidgetAttached())
         count--;
     return count;
 }
@@ -1096,7 +1058,7 @@ int CentralWidget::availableHelpViewer() const
 bool CentralWidget::enableTabCloseAction() const
 {
     int minTabCount = 1;
-    if (m_searchWidget && m_searchWidget->isAttached())
+    if (searchWidgetAttached())
         minTabCount = 2;
 
     return (tabWidget->count() > minTabCount);
@@ -1199,4 +1161,40 @@ QMap<int, QString> CentralWidget::currentSourceFileList() const
     return sourceList;
 }
 
+void CentralWidget::getBrowserFontFor(QWidget *viewer, QFont *font)
+{
+    const QLatin1String key("useBrowserFont");
+    if (!helpEngine->customValue(key, false).toBool()) {
+        *font = qApp->font();   // case for QTextBrowser and SearchWidget
+#if !defined(QT_NO_WEBKIT)
+        QWebView *view = qobject_cast<QWebView*> (viewer);
+        if (view) {
+            QWebSettings *settings = QWebSettings::globalSettings();
+            *font = QFont(settings->fontFamily(QWebSettings::StandardFont),
+                settings->fontSize(QWebSettings::DefaultFontSize));
+        }
+#endif
+    } else {
+        *font = qVariantValue<QFont>(helpEngine->customValue(
+            QLatin1String("browserFont")));
+    }
+}
+
+void CentralWidget::setBrowserFontFor(QWidget *widget, const QFont &font)
+{
+#if !defined(QT_NO_WEBKIT)
+    QWebView *view = qobject_cast<QWebView*> (widget);
+    if (view) {
+        QWebSettings *settings = view->settings();
+        settings->setFontFamily(QWebSettings::StandardFont, font.family());
+        settings->setFontSize(QWebSettings::DefaultFontSize, font.pointSize());
+    } else if (widget && widget->font() != font) {
+        widget->setFont(font);
+    }
+#else
+    if (widget && widget->font() != font)
+        widget->setFont(font);
+#endif
+}
+
 QT_END_NAMESPACE
diff --git a/tools/assistant/tools/assistant/centralwidget.h b/tools/assistant/tools/assistant/centralwidget.h
index 7ae8ee5..8c186f0 100644
--- a/tools/assistant/tools/assistant/centralwidget.h
+++ b/tools/assistant/tools/assistant/centralwidget.h
@@ -48,6 +48,8 @@
 
 #include <QtGui/QWidget>
 
+#include "searchwidget.h"
+
 QT_BEGIN_NAMESPACE
 
 class QEvent;
@@ -65,7 +67,6 @@ class CentralWidget;
 class PrintHelper;
 class MainWindow;
 
-class SearchWidget;
 class QHelpSearchEngine;
 
 class FindWidget : public QWidget
@@ -123,6 +124,9 @@ public:
     HelpViewer *currentHelpViewer() const;
     void activateTab(bool onlyHelpViewer = false);
 
+    bool searchWidgetAttached() const {
+        return m_searchWidget && m_searchWidget->isAttached();
+    }
     void createSearchWidget(QHelpSearchEngine *searchEngine);
     void activateSearchWidget(bool updateLastTabPage = false);
     void removeSearchWidget();
@@ -190,6 +194,9 @@ private:
     void highlightSearchTerms();
     void setLastShownPages();
 
+    void getBrowserFontFor(QWidget* viewer, QFont *font);
+    void setBrowserFontFor(QWidget *widget, const QFont &font);
+
 private:
     int lastTabPage;
     QString collectionFile;
diff --git a/tools/assistant/tools/assistant/helpviewer.cpp b/tools/assistant/tools/assistant/helpviewer.cpp
index 53f3822..3547652 100644
--- a/tools/assistant/tools/assistant/helpviewer.cpp
+++ b/tools/assistant/tools/assistant/helpviewer.cpp
@@ -133,28 +133,25 @@ HelpNetworkAccessManager::HelpNetworkAccessManager(QHelpEngine *engine,
 {
 }
 
-QNetworkReply *HelpNetworkAccessManager::createRequest(Operation op,
-    const QNetworkRequest &request, QIODevice *outgoingData)
-{
-    const QString& scheme = request.url().scheme();
-    if (scheme == QLatin1String("qthelp") || scheme == QLatin1String("about")) {
-        const QUrl& url = request.url();
-        QString mimeType = url.toString();
-        if (mimeType.endsWith(QLatin1String(".svg"))
-            || mimeType.endsWith(QLatin1String(".svgz"))) {
-           mimeType = QLatin1String("image/svg+xml");
-        }
-        else if (mimeType.endsWith(QLatin1String(".css"))) {
-           mimeType = QLatin1String("text/css");
-        }
-        else if (mimeType.endsWith(QLatin1String(".js"))) {
-           mimeType = QLatin1String("text/javascript");
-        } else {
-            mimeType = QLatin1String("text/html");
-        }
-        return new HelpNetworkReply(request, helpEngine->fileData(url), mimeType);
+QNetworkReply *HelpNetworkAccessManager::createRequest(Operation /*op*/,
+    const QNetworkRequest &request, QIODevice* /*outgoingData*/)
+{
+    const QUrl& url = request.url();
+    QString mimeType = url.toString();
+    if (mimeType.endsWith(QLatin1String(".svg"))
+        || mimeType.endsWith(QLatin1String(".svgz"))) {
+            mimeType = QLatin1String("image/svg+xml");
     }
-    return QNetworkAccessManager::createRequest(op, request, outgoingData);
+    else if (mimeType.endsWith(QLatin1String(".css"))) {
+        mimeType = QLatin1String("text/css");
+    }
+    else if (mimeType.endsWith(QLatin1String(".js"))) {
+        mimeType = QLatin1String("text/javascript");
+    } else {
+        mimeType = QLatin1String("text/html");
+    }
+
+    return new HelpNetworkReply(request, helpEngine->fileData(url), mimeType);
 }
 
 class HelpPage : public QWebPage
diff --git a/tools/assistant/tools/assistant/main.cpp b/tools/assistant/tools/assistant/main.cpp
index 4d7fe10..12bc5b1 100644
--- a/tools/assistant/tools/assistant/main.cpp
+++ b/tools/assistant/tools/assistant/main.cpp
@@ -115,7 +115,7 @@ updateUserCollection(QHelpEngineCore& user, const QHelpEngineCore& caller)
     const uint userCollectionCreationTime = user.
         customValue(QLatin1String("CreationTime"), 1).toUInt();
 
-    if (callerCollectionCreationTime == userCollectionCreationTime)
+    if (callerCollectionCreationTime <= userCollectionCreationTime)
         return false;
 
     user.setCustomValue(QLatin1String("CreationTime"),
@@ -124,6 +124,12 @@ updateUserCollection(QHelpEngineCore& user, const QHelpEngineCore& caller)
         caller.customValue(QLatin1String("WindowTitle")));
     user.setCustomValue(QLatin1String("LastShownPages"),
         caller.customValue(QLatin1String("LastShownPages")));
+#if !defined(QT_NO_WEBKIT)
+    const QLatin1String zoomKey("LastPagesZoomWebView");
+#else
+    const QLatin1String zoomKey("LastPagesZoomTextBrowser");
+#endif
+    user.setCustomValue(zoomKey, caller.customValue(zoomKey));
     user.setCustomValue(QLatin1String("CurrentFilter"),
         caller.customValue(QLatin1String("CurrentFilter")));
     user.setCustomValue(QLatin1String("CacheDirectory"),
@@ -148,6 +154,8 @@ updateUserCollection(QHelpEngineCore& user, const QHelpEngineCore& caller)
         caller.customValue(QLatin1String("AboutTexts")));
     user.setCustomValue(QLatin1String("AboutImages"),
         caller.customValue(QLatin1String("AboutImages")));
+    user.setCustomValue(QLatin1String("defaultHomepage"),
+        caller.customValue(QLatin1String("defaultHomepage")));
 
     return true;
 }
diff --git a/tools/assistant/tools/assistant/mainwindow.cpp b/tools/assistant/tools/assistant/mainwindow.cpp
index de3f695..01c4f75 100644
--- a/tools/assistant/tools/assistant/mainwindow.cpp
+++ b/tools/assistant/tools/assistant/mainwindow.cpp
@@ -227,16 +227,8 @@ MainWindow::MainWindow(CmdLineParser *cmdLine, QWidget *parent)
 
         if (!m_cmdLine->currentFilter().isEmpty()) {
             const QString &curFilter = m_cmdLine->currentFilter();
-            m_helpEngine->setCurrentFilter(curFilter);
-            if (m_filterCombo) {
-                int idx = m_filterCombo->findText(curFilter);
-                if (idx >= 0) {
-                    bool blocked = m_filterCombo->signalsBlocked();
-                    m_filterCombo->blockSignals(true);
-                    m_filterCombo->setCurrentIndex(idx);
-                    m_filterCombo->blockSignals(blocked);
-                }
-            }
+            if (m_helpEngine->customFilters().contains(curFilter))
+                m_helpEngine->setCurrentFilter(curFilter);
         }
 
         if (usesDefaultCollection())
@@ -459,7 +451,7 @@ void MainWindow::setupActions()
 
     m_findAction = menu->addAction(tr("&Find in Text..."), m_centralWidget,
         SLOT(showTextSearch()));
-    m_findAction->setIconText("&Find");
+    m_findAction->setIconText(tr("&Find"));
     m_findAction->setIcon(QIcon(resourcePath + QLatin1String("/find.png")));
     m_findAction->setShortcuts(QKeySequence::Find);
 
@@ -523,7 +515,7 @@ void MainWindow::setupActions()
 
     m_syncAction = menu->addAction(tr("Sync with Table of Contents"), this,
         SLOT(syncContents()));
-    m_syncAction->setIconText("Sync");
+    m_syncAction->setIconText(tr("Sync"));
     m_syncAction->setIcon(QIcon(resourcePath + QLatin1String("/synctoc.png")));
 
     menu->addSeparator();
@@ -664,6 +656,8 @@ void MainWindow::setupFilterToolbar()
         SLOT(setupFilterCombo()));
     connect(m_filterCombo, SIGNAL(activated(QString)), this,
         SLOT(filterDocumentation(QString)));
+    connect(m_helpEngine, SIGNAL(currentFilterChanged(QString)), this,
+        SLOT(currentFilterChanged(QString)));
 
     setupFilterCombo();
 }
@@ -1041,4 +1035,11 @@ QString MainWindow::defaultHelpCollectionFileName()
         arg(QLatin1String(QT_VERSION_STR));
 }
 
+void MainWindow::currentFilterChanged(const QString &filter)
+{
+    const int index = m_filterCombo->findText(filter);
+    Q_ASSERT(index != -1);
+    m_filterCombo->setCurrentIndex(index);
+}
+
 QT_END_NAMESPACE
diff --git a/tools/assistant/tools/assistant/mainwindow.h b/tools/assistant/tools/assistant/mainwindow.h
index 6b858e9..7559fe4 100644
--- a/tools/assistant/tools/assistant/mainwindow.h
+++ b/tools/assistant/tools/assistant/mainwindow.h
@@ -95,6 +95,7 @@ public slots:
     void showSearchWidget();
     void syncContents();
     void activateCurrentCentralWidgetTab();
+    void currentFilterChanged(const QString &filter);
 
 private slots:
     void insertLastPages();
diff --git a/tools/assistant/tools/assistant/remotecontrol.cpp b/tools/assistant/tools/assistant/remotecontrol.cpp
index be1c197..474a681 100644
--- a/tools/assistant/tools/assistant/remotecontrol.cpp
+++ b/tools/assistant/tools/assistant/remotecontrol.cpp
@@ -237,6 +237,8 @@ void RemoteControl::handleCommandString(const QString &cmdString)
             else
                 m_mainWindow->expandTOC(depth);
         } else if (cmd == QLatin1String("setcurrentfilter")) {
+            if (!m_helpEngine->customFilters().contains(arg))
+                return;
             if (m_caching) {
                 clearCache();
                 m_currentFilter = arg;
diff --git a/tools/assistant/tools/assistant/searchwidget.cpp b/tools/assistant/tools/assistant/searchwidget.cpp
index 48fa8c6..3b456a3 100644
--- a/tools/assistant/tools/assistant/searchwidget.cpp
+++ b/tools/assistant/tools/assistant/searchwidget.cpp
@@ -85,7 +85,8 @@ SearchWidget::SearchWidget(QHelpSearchEngine *engine, QWidget *parent)
         SLOT(searchingFinished(int)));
 
     QTextBrowser* browser = qFindChild<QTextBrowser*>(resultWidget);
-    browser->viewport()->installEventFilter(this);
+    if (browser) // Will be null if lib was configured not to use CLucene.
+        browser->viewport()->installEventFilter(this);
 }
 
 SearchWidget::~SearchWidget()
diff --git a/tools/assistant/translations/qt_help.pro b/tools/assistant/translations/qt_help.pro
index 0133ea4..db54ae6 100644
--- a/tools/assistant/translations/qt_help.pro
+++ b/tools/assistant/translations/qt_help.pro
@@ -47,4 +47,5 @@ TRANSLATIONS = \
     $$TR_DIR/qt_help_pl.ts \
     $$TR_DIR/qt_help_ru.ts \
     $$TR_DIR/qt_help_zh_CN.ts \
-    $$TR_DIR/qt_help_zh_TW.ts
+    $$TR_DIR/qt_help_zh_TW.ts \
+    $$TR_DIR/qt_help_fr.ts