Merge branch '4.6'

Conflicts:
	doc/src/modules.qdoc
	examples/assistant/simpletextviewer/findfiledialog.cpp
	examples/webkit/fancybrowser/mainwindow.cpp
	src/gui/widgets/qtabbar.cpp
	src/gui/widgets/qtabbar_p.h
	tests/auto/qpixmap/tst_qpixmap.cpp
	tools/assistant/compat/helpdialog.cpp
	tools/assistant/compat/tabbedbrowser.cpp
	translations/translations.pri

11 files changed, 139 insertions, 181 deletions

diff --git a/demos/browser/bookmarks.cpp b/demos/browser/bookmarks.cpp
index edafb76..87e362c 100644
--- a/demos/browser/bookmarks.cpp
+++ b/demos/browser/bookmarks.cpp
@@ -72,11 +72,11 @@ BookmarksManager::BookmarksManager(QObject *parent)
     , m_bookmarkRootNode(0)
     , m_bookmarkModel(0)
 {
-    connect(this, SIGNAL(entryAdded(BookmarkNode *)),
+    connect(this, SIGNAL(entryAdded(BookmarkNode*)),
             m_saveTimer, SLOT(changeOccurred()));
-    connect(this, SIGNAL(entryRemoved(BookmarkNode *, int, BookmarkNode *)),
+    connect(this, SIGNAL(entryRemoved(BookmarkNode*,int,BookmarkNode*)),
             m_saveTimer, SLOT(changeOccurred()));
-    connect(this, SIGNAL(entryChanged(BookmarkNode *)),
+    connect(this, SIGNAL(entryChanged(BookmarkNode*)),
             m_saveTimer, SLOT(changeOccurred()));
 }
 
@@ -362,12 +362,12 @@ BookmarksModel::BookmarksModel(BookmarksManager *bookmarkManager, QObject *paren
     , m_endMacro(false)
     , m_bookmarksManager(bookmarkManager)
 {
-    connect(bookmarkManager, SIGNAL(entryAdded(BookmarkNode *)),
-            this, SLOT(entryAdded(BookmarkNode *)));
-    connect(bookmarkManager, SIGNAL(entryRemoved(BookmarkNode *, int, BookmarkNode *)),
-            this, SLOT(entryRemoved(BookmarkNode *, int, BookmarkNode *)));
-    connect(bookmarkManager, SIGNAL(entryChanged(BookmarkNode *)),
-            this, SLOT(entryChanged(BookmarkNode *)));
+    connect(bookmarkManager, SIGNAL(entryAdded(BookmarkNode*)),
+            this, SLOT(entryAdded(BookmarkNode*)));
+    connect(bookmarkManager, SIGNAL(entryRemoved(BookmarkNode*,int,BookmarkNode*)),
+            this, SLOT(entryRemoved(BookmarkNode*,int,BookmarkNode*)));
+    connect(bookmarkManager, SIGNAL(entryChanged(BookmarkNode*)),
+            this, SLOT(entryChanged(BookmarkNode*)));
 }
 
 QModelIndex BookmarksModel::index(BookmarkNode *node) const
@@ -733,8 +733,8 @@ BookmarksMenu::BookmarksMenu(QWidget *parent)
     : ModelMenu(parent)
     , m_bookmarksManager(0)
 {
-    connect(this, SIGNAL(activated(const QModelIndex &)),
-            this, SLOT(activated(const QModelIndex &)));
+    connect(this, SIGNAL(activated(QModelIndex)),
+            this, SLOT(activated(QModelIndex)));
     setMaxRows(-1);
     setHoverRole(BookmarksModel::UrlStringRole);
     setSeparatorRole(BookmarksModel::SeparatorRole);
@@ -792,11 +792,11 @@ BookmarksDialog::BookmarksDialog(QWidget *parent, BookmarksManager *manager)
     int header = fm.width(QLatin1Char('m')) * 40;
     tree->header()->resizeSection(0, header);
     tree->header()->setStretchLastSection(true);
-    connect(tree, SIGNAL(activated(const QModelIndex&)),
+    connect(tree, SIGNAL(activated(QModelIndex)),
             this, SLOT(open()));
     tree->setContextMenuPolicy(Qt::CustomContextMenu);
-    connect(tree, SIGNAL(customContextMenuRequested(const QPoint &)),
-            this, SLOT(customContextMenuRequested(const QPoint &)));
+    connect(tree, SIGNAL(customContextMenuRequested(QPoint)),
+            this, SLOT(customContextMenuRequested(QPoint)));
     connect(addFolderButton, SIGNAL(clicked()),
             this, SLOT(newFolder()));
     expandNodes(m_bookmarksManager->bookmarks());
@@ -884,9 +884,9 @@ BookmarksToolBar::BookmarksToolBar(BookmarksModel *model, QWidget *parent)
     connect(this, SIGNAL(actionTriggered(QAction*)), this, SLOT(triggered(QAction*)));
     setRootIndex(model->index(0, 0));
     connect(m_bookmarksModel, SIGNAL(modelReset()), this, SLOT(build()));
-    connect(m_bookmarksModel, SIGNAL(rowsInserted(const QModelIndex &, int, int)), this, SLOT(build()));
-    connect(m_bookmarksModel, SIGNAL(rowsRemoved(const QModelIndex &, int, int)), this, SLOT(build()));
-    connect(m_bookmarksModel, SIGNAL(dataChanged(const QModelIndex &, const QModelIndex &)), this, SLOT(build()));
+    connect(m_bookmarksModel, SIGNAL(rowsInserted(QModelIndex,int,int)), this, SLOT(build()));
+    connect(m_bookmarksModel, SIGNAL(rowsRemoved(QModelIndex,int,int)), this, SLOT(build()));
+    connect(m_bookmarksModel, SIGNAL(dataChanged(QModelIndex,QModelIndex)), this, SLOT(build()));
     setAcceptDrops(true);
 }
 
@@ -956,8 +956,8 @@ void BookmarksToolBar::build()
             button->setArrowType(Qt::DownArrow);
             button->setText(idx.data().toString());
             ModelMenu *menu = new ModelMenu(this);
-            connect(menu, SIGNAL(activated(const QModelIndex &)),
-                    this, SLOT(activated(const QModelIndex &)));
+            connect(menu, SIGNAL(activated(QModelIndex)),
+                    this, SLOT(activated(QModelIndex)));
             menu->setModel(m_bookmarksModel);
             menu->setRootIndex(idx);
             menu->addAction(new QAction(menu));
diff --git a/demos/browser/browsermainwindow.cpp b/demos/browser/browsermainwindow.cpp
index 7bb27d5..5fba09b 100644
--- a/demos/browser/browsermainwindow.cpp
+++ b/demos/browser/browsermainwindow.cpp
@@ -90,8 +90,8 @@ BrowserMainWindow::BrowserMainWindow(QWidget *parent, Qt::WindowFlags flags)
     QWidget *centralWidget = new QWidget(this);
     BookmarksModel *boomarksModel = BrowserApplication::bookmarksManager()->bookmarksModel();
     m_bookmarksToolbar = new BookmarksToolBar(boomarksModel, this);
-    connect(m_bookmarksToolbar, SIGNAL(openUrl(const QUrl&)),
-            m_tabWidget, SLOT(loadUrlInCurrentTab(const QUrl&)));
+    connect(m_bookmarksToolbar, SIGNAL(openUrl(QUrl)),
+            m_tabWidget, SLOT(loadUrlInCurrentTab(QUrl)));
     connect(m_bookmarksToolbar->toggleViewAction(), SIGNAL(toggled(bool)),
             this, SLOT(updateBookmarksToolbarActionText(bool)));
 
@@ -109,22 +109,22 @@ BrowserMainWindow::BrowserMainWindow(QWidget *parent, Qt::WindowFlags flags)
     centralWidget->setLayout(layout);
 	setCentralWidget(centralWidget);
 
-    connect(m_tabWidget, SIGNAL(loadPage(const QString &)),
-        this, SLOT(loadPage(const QString &)));
-    connect(m_tabWidget, SIGNAL(setCurrentTitle(const QString &)),
-        this, SLOT(slotUpdateWindowTitle(const QString &)));
-    connect(m_tabWidget, SIGNAL(showStatusBarMessage(const QString&)),
-            statusBar(), SLOT(showMessage(const QString&)));
-    connect(m_tabWidget, SIGNAL(linkHovered(const QString&)),
-            statusBar(), SLOT(showMessage(const QString&)));
+    connect(m_tabWidget, SIGNAL(loadPage(QString)),
+        this, SLOT(loadPage(QString)));
+    connect(m_tabWidget, SIGNAL(setCurrentTitle(QString)),
+        this, SLOT(slotUpdateWindowTitle(QString)));
+    connect(m_tabWidget, SIGNAL(showStatusBarMessage(QString)),
+            statusBar(), SLOT(showMessage(QString)));
+    connect(m_tabWidget, SIGNAL(linkHovered(QString)),
+            statusBar(), SLOT(showMessage(QString)));
     connect(m_tabWidget, SIGNAL(loadProgress(int)),
             this, SLOT(slotLoadProgress(int)));
     connect(m_tabWidget, SIGNAL(tabsChanged()),
             m_autoSaver, SLOT(changeOccurred()));
-    connect(m_tabWidget, SIGNAL(geometryChangeRequested(const QRect &)),
-            this, SLOT(geometryChangeRequested(const QRect &)));
-    connect(m_tabWidget, SIGNAL(printRequested(QWebFrame *)),
-            this, SLOT(printRequested(QWebFrame *)));
+    connect(m_tabWidget, SIGNAL(geometryChangeRequested(QRect)),
+            this, SLOT(geometryChangeRequested(QRect)));
+    connect(m_tabWidget, SIGNAL(printRequested(QWebFrame*)),
+            this, SLOT(printRequested(QWebFrame*)));
     connect(m_tabWidget, SIGNAL(menuBarVisibilityChangeRequested(bool)),
             menuBar(), SLOT(setVisible(bool)));
     connect(m_tabWidget, SIGNAL(statusBarVisibilityChangeRequested(bool)),
@@ -369,10 +369,10 @@ void BrowserMainWindow::setupMenu()
 
     // History
     HistoryMenu *historyMenu = new HistoryMenu(this);
-    connect(historyMenu, SIGNAL(openUrl(const QUrl&)),
-            m_tabWidget, SLOT(loadUrlInCurrentTab(const QUrl&)));
-    connect(historyMenu, SIGNAL(hovered(const QString&)), this,
-            SLOT(slotUpdateStatusbar(const QString&)));
+    connect(historyMenu, SIGNAL(openUrl(QUrl)),
+            m_tabWidget, SLOT(loadUrlInCurrentTab(QUrl)));
+    connect(historyMenu, SIGNAL(hovered(QString)), this,
+            SLOT(slotUpdateStatusbar(QString)));
     historyMenu->setTitle(tr("Hi&story"));
     menuBar()->addMenu(historyMenu);
     QList<QAction*> historyActions;
@@ -404,10 +404,10 @@ void BrowserMainWindow::setupMenu()
 
     // Bookmarks
     BookmarksMenu *bookmarksMenu = new BookmarksMenu(this);
-    connect(bookmarksMenu, SIGNAL(openUrl(const QUrl&)),
-            m_tabWidget, SLOT(loadUrlInCurrentTab(const QUrl&)));
-    connect(bookmarksMenu, SIGNAL(hovered(const QString&)),
-            this, SLOT(slotUpdateStatusbar(const QString&)));
+    connect(bookmarksMenu, SIGNAL(openUrl(QUrl)),
+            m_tabWidget, SLOT(loadUrlInCurrentTab(QUrl)));
+    connect(bookmarksMenu, SIGNAL(hovered(QString)),
+            this, SLOT(slotUpdateStatusbar(QString)));
     bookmarksMenu->setTitle(tr("&Bookmarks"));
     menuBar()->addMenu(bookmarksMenu);
 
@@ -453,16 +453,16 @@ void BrowserMainWindow::setupToolBar()
     m_historyBack->setMenu(m_historyBackMenu);
     connect(m_historyBackMenu, SIGNAL(aboutToShow()),
             this, SLOT(slotAboutToShowBackMenu()));
-    connect(m_historyBackMenu, SIGNAL(triggered(QAction *)),
-            this, SLOT(slotOpenActionUrl(QAction *)));
+    connect(m_historyBackMenu, SIGNAL(triggered(QAction*)),
+            this, SLOT(slotOpenActionUrl(QAction*)));
     m_navigationBar->addAction(m_historyBack);
 
     m_historyForward->setIcon(style()->standardIcon(QStyle::SP_ArrowForward, 0, this));
     m_historyForwardMenu = new QMenu(this);
     connect(m_historyForwardMenu, SIGNAL(aboutToShow()),
             this, SLOT(slotAboutToShowForwardMenu()));
-    connect(m_historyForwardMenu, SIGNAL(triggered(QAction *)),
-            this, SLOT(slotOpenActionUrl(QAction *)));
+    connect(m_historyForwardMenu, SIGNAL(triggered(QAction*)),
+            this, SLOT(slotOpenActionUrl(QAction*)));
     m_historyForward->setMenu(m_historyForwardMenu);
     m_navigationBar->addAction(m_historyForward);
 
@@ -476,7 +476,7 @@ void BrowserMainWindow::setupToolBar()
 
     m_toolbarSearch = new ToolbarSearch(m_navigationBar);
     m_navigationBar->addWidget(m_toolbarSearch);
-    connect(m_toolbarSearch, SIGNAL(search(const QUrl&)), SLOT(loadUrl(const QUrl&)));
+    connect(m_toolbarSearch, SIGNAL(search(QUrl)), SLOT(loadUrl(QUrl)));
 
     m_chaseWidget = new ChaseWidget(this);
     m_navigationBar->addWidget(m_chaseWidget);
@@ -485,8 +485,8 @@ void BrowserMainWindow::setupToolBar()
 void BrowserMainWindow::slotShowBookmarksDialog()
 {
     BookmarksDialog *dialog = new BookmarksDialog(this);
-    connect(dialog, SIGNAL(openUrl(const QUrl&)),
-            m_tabWidget, SLOT(loadUrlInCurrentTab(const QUrl&)));
+    connect(dialog, SIGNAL(openUrl(QUrl)),
+            m_tabWidget, SLOT(loadUrlInCurrentTab(QUrl)));
     dialog->show();
 }
 
@@ -550,47 +550,6 @@ void BrowserMainWindow::slotViewStatusbar()
     m_autoSaver->changeOccurred();
 }
 
-QUrl BrowserMainWindow::guessUrlFromString(const QString &string)
-{
-    QString urlStr = string.trimmed();
-    QRegExp test(QLatin1String("^[a-zA-Z]+\\:.*"));
-
-    // Check if it looks like a qualified URL. Try parsing it and see.
-    bool hasSchema = test.exactMatch(urlStr);
-    if (hasSchema) {
-        QUrl url = QUrl::fromEncoded(urlStr.toUtf8(), QUrl::TolerantMode);
-        if (url.isValid())
-            return url;
-    }
-
-    // Might be a file.
-    if (QFile::exists(urlStr)) {
-        QFileInfo info(urlStr);
-        return QUrl::fromLocalFile(info.absoluteFilePath());
-    }
-
-    // Might be a shorturl - try to detect the schema.
-    if (!hasSchema) {
-        int dotIndex = urlStr.indexOf(QLatin1Char('.'));
-        if (dotIndex != -1) {
-            QString prefix = urlStr.left(dotIndex).toLower();
-            QByteArray schema = (prefix == QLatin1String("ftp")) ? prefix.toLatin1() : QByteArray("http");
-            QUrl url =
-                QUrl::fromEncoded(schema + "://" + urlStr.toUtf8(), QUrl::TolerantMode);
-            if (url.isValid())
-                return url;
-        }
-    }
-
-    // Fall back to QUrl's own tolerant parser.
-    QUrl url = QUrl::fromEncoded(string.toUtf8(), QUrl::TolerantMode);
-
-    // finally for cases where the user just types in a hostname add http
-    if (url.scheme().isEmpty())
-        url = QUrl::fromEncoded("http://" + string.toUtf8(), QUrl::TolerantMode);
-    return url;
-}
-
 void BrowserMainWindow::loadUrl(const QUrl &url)
 {
     if (!currentTab() || !url.isValid())
@@ -675,8 +634,8 @@ void BrowserMainWindow::slotFilePrintPreview()
     if (!currentTab())
         return;
     QPrintPreviewDialog *dialog = new QPrintPreviewDialog(this);
-    connect(dialog, SIGNAL(paintRequested(QPrinter *)),
-            currentTab(), SLOT(print(QPrinter *)));
+    connect(dialog, SIGNAL(paintRequested(QPrinter*)),
+            currentTab(), SLOT(print(QPrinter*)));
     dialog->exec();
 #endif
 }
@@ -871,7 +830,7 @@ void BrowserMainWindow::slotSwapFocus()
 
 void BrowserMainWindow::loadPage(const QString &page)
 {
-    QUrl url = guessUrlFromString(page);
+    QUrl url = QUrl::fromUserInput(page);
     loadUrl(url);
 }
 
diff --git a/demos/browser/browsermainwindow.h b/demos/browser/browsermainwindow.h
index f5c14ea..f0f95b1 100644
--- a/demos/browser/browsermainwindow.h
+++ b/demos/browser/browsermainwindow.h
@@ -68,7 +68,6 @@ public:
     QSize sizeHint() const;
 
 public:
-    static QUrl guessUrlFromString(const QString &url);
     TabWidget *tabWidget() const;
     WebView *currentTab() const;
     QByteArray saveState(bool withTabs = true) const;
diff --git a/demos/browser/cookiejar.cpp b/demos/browser/cookiejar.cpp
index f01de13..ce8aa74 100644
--- a/demos/browser/cookiejar.cpp
+++ b/demos/browser/cookiejar.cpp
@@ -668,8 +668,8 @@ CookiesExceptionsDialog::CookiesExceptionsDialog(CookieJar *cookieJar, QWidget *
     CookieModel *cookieModel = new CookieModel(cookieJar, this);
     domainLineEdit->setCompleter(new QCompleter(cookieModel, domainLineEdit));
 
-    connect(domainLineEdit, SIGNAL(textChanged(const QString &)),
-            this, SLOT(textChanged(const QString &)));
+    connect(domainLineEdit, SIGNAL(textChanged(QString)),
+            this, SLOT(textChanged(QString)));
     connect(blockButton, SIGNAL(clicked()), this, SLOT(block()));
     connect(allowButton, SIGNAL(clicked()), this, SLOT(allow()));
     connect(allowForSessionButton, SIGNAL(clicked()), this, SLOT(allowForSession()));
diff --git a/demos/browser/downloadmanager.cpp b/demos/browser/downloadmanager.cpp
index 9986439..f57fea1 100644
--- a/demos/browser/downloadmanager.cpp
+++ b/demos/browser/downloadmanager.cpp
@@ -94,8 +94,8 @@ void DownloadItem::init()
     connect(m_reply, SIGNAL(readyRead()), this, SLOT(downloadReadyRead()));
     connect(m_reply, SIGNAL(error(QNetworkReply::NetworkError)),
             this, SLOT(error(QNetworkReply::NetworkError)));
-    connect(m_reply, SIGNAL(downloadProgress(qint64, qint64)),
-            this, SLOT(downloadProgress(qint64, qint64)));
+    connect(m_reply, SIGNAL(downloadProgress(qint64,qint64)),
+            this, SLOT(downloadProgress(qint64,qint64)));
     connect(m_reply, SIGNAL(metaDataChanged()),
             this, SLOT(metaDataChanged()));
     connect(m_reply, SIGNAL(finished()),
diff --git a/demos/browser/history.cpp b/demos/browser/history.cpp
index 7ef997e..a34e122 100644
--- a/demos/browser/history.cpp
+++ b/demos/browser/history.cpp
@@ -77,9 +77,9 @@ HistoryManager::HistoryManager(QObject *parent)
     m_expiredTimer.setSingleShot(true);
     connect(&m_expiredTimer, SIGNAL(timeout()),
             this, SLOT(checkForExpired()));
-    connect(this, SIGNAL(entryAdded(const HistoryItem &)),
+    connect(this, SIGNAL(entryAdded(HistoryItem)),
             m_saveTimer, SLOT(changeOccurred()));
-    connect(this, SIGNAL(entryRemoved(const HistoryItem &)),
+    connect(this, SIGNAL(entryRemoved(HistoryItem)),
             m_saveTimer, SLOT(changeOccurred()));
     load();
 
@@ -369,10 +369,10 @@ HistoryModel::HistoryModel(HistoryManager *history, QObject *parent)
     Q_ASSERT(m_history);
     connect(m_history, SIGNAL(historyReset()),
             this, SLOT(historyReset()));
-    connect(m_history, SIGNAL(entryRemoved(const HistoryItem &)),
+    connect(m_history, SIGNAL(entryRemoved(HistoryItem)),
             this, SLOT(historyReset()));
 
-    connect(m_history, SIGNAL(entryAdded(const HistoryItem &)),
+    connect(m_history, SIGNAL(entryAdded(HistoryItem)),
             this, SLOT(entryAdded()));
     connect(m_history, SIGNAL(entryUpdated(int)),
             this, SLOT(entryUpdated(int)));
@@ -595,8 +595,8 @@ HistoryMenu::HistoryMenu(QWidget *parent)
     : ModelMenu(parent)
     , m_history(0)
 {
-    connect(this, SIGNAL(activated(const QModelIndex &)),
-            this, SLOT(activated(const QModelIndex &)));
+    connect(this, SIGNAL(activated(QModelIndex)),
+            this, SLOT(activated(QModelIndex)));
     setHoverRole(HistoryModel::UrlStringRole);
 }
 
@@ -639,8 +639,8 @@ void HistoryMenu::postPopulated()
 void HistoryMenu::showHistoryDialog()
 {
     HistoryDialog *dialog = new HistoryDialog(this);
-    connect(dialog, SIGNAL(openUrl(const QUrl&)),
-            this, SIGNAL(openUrl(const QUrl&)));
+    connect(dialog, SIGNAL(openUrl(QUrl)),
+            this, SIGNAL(openUrl(QUrl)));
     dialog->show();
 }
 
@@ -687,11 +687,11 @@ HistoryDialog::HistoryDialog(QWidget *parent, HistoryManager *setHistory) : QDia
     int header = fm.width(QLatin1Char('m')) * 40;
     tree->header()->resizeSection(0, header);
     tree->header()->setStretchLastSection(true);
-    connect(tree, SIGNAL(activated(const QModelIndex&)),
+    connect(tree, SIGNAL(activated(QModelIndex)),
             this, SLOT(open()));
     tree->setContextMenuPolicy(Qt::CustomContextMenu);
-    connect(tree, SIGNAL(customContextMenuRequested(const QPoint &)),
-            this, SLOT(customContextMenuRequested(const QPoint &)));
+    connect(tree, SIGNAL(customContextMenuRequested(QPoint)),
+            this, SLOT(customContextMenuRequested(QPoint)));
 }
 
 void HistoryDialog::customContextMenuRequested(const QPoint &pos)
@@ -751,12 +751,12 @@ void HistoryFilterModel::setSourceModel(QAbstractItemModel *newSourceModel)
 {
     if (sourceModel()) {
         disconnect(sourceModel(), SIGNAL(modelReset()), this, SLOT(sourceReset()));
-        disconnect(sourceModel(), SIGNAL(dataChanged(const QModelIndex &, const QModelIndex &)),
-                   this, SLOT(dataChanged(const QModelIndex &, const QModelIndex &)));
-        disconnect(sourceModel(), SIGNAL(rowsInserted(const QModelIndex &, int, int)),
-                this, SLOT(sourceRowsInserted(const QModelIndex &, int, int)));
-        disconnect(sourceModel(), SIGNAL(rowsRemoved(const QModelIndex &, int, int)),
-                this, SLOT(sourceRowsRemoved(const QModelIndex &, int, int)));
+        disconnect(sourceModel(), SIGNAL(dataChanged(QModelIndex,QModelIndex)),
+                   this, SLOT(dataChanged(QModelIndex,QModelIndex)));
+        disconnect(sourceModel(), SIGNAL(rowsInserted(QModelIndex,int,int)),
+                this, SLOT(sourceRowsInserted(QModelIndex,int,int)));
+        disconnect(sourceModel(), SIGNAL(rowsRemoved(QModelIndex,int,int)),
+                this, SLOT(sourceRowsRemoved(QModelIndex,int,int)));
     }
 
     QAbstractProxyModel::setSourceModel(newSourceModel);
@@ -764,12 +764,12 @@ void HistoryFilterModel::setSourceModel(QAbstractItemModel *newSourceModel)
     if (sourceModel()) {
         m_loaded = false;
         connect(sourceModel(), SIGNAL(modelReset()), this, SLOT(sourceReset()));
-        connect(sourceModel(), SIGNAL(dataChanged(const QModelIndex &, const QModelIndex &)),
-                   this, SLOT(sourceDataChanged(const QModelIndex &, const QModelIndex &)));
-        connect(sourceModel(), SIGNAL(rowsInserted(const QModelIndex &, int, int)),
-                this, SLOT(sourceRowsInserted(const QModelIndex &, int, int)));
-        connect(sourceModel(), SIGNAL(rowsRemoved(const QModelIndex &, int, int)),
-                this, SLOT(sourceRowsRemoved(const QModelIndex &, int, int)));
+        connect(sourceModel(), SIGNAL(dataChanged(QModelIndex,QModelIndex)),
+                   this, SLOT(sourceDataChanged(QModelIndex,QModelIndex)));
+        connect(sourceModel(), SIGNAL(rowsInserted(QModelIndex,int,int)),
+                this, SLOT(sourceRowsInserted(QModelIndex,int,int)));
+        connect(sourceModel(), SIGNAL(rowsRemoved(QModelIndex,int,int)),
+                this, SLOT(sourceRowsRemoved(QModelIndex,int,int)));
     }
 }
 
@@ -906,16 +906,16 @@ bool HistoryFilterModel::removeRows(int row, int count, const QModelIndex &paren
     if (row < 0 || count <= 0 || row + count > rowCount(parent) || parent.isValid())
         return false;
     int lastRow = row + count - 1;
-    disconnect(sourceModel(), SIGNAL(rowsRemoved(const QModelIndex &, int, int)),
-                this, SLOT(sourceRowsRemoved(const QModelIndex &, int, int)));
+    disconnect(sourceModel(), SIGNAL(rowsRemoved(QModelIndex,int,int)),
+                this, SLOT(sourceRowsRemoved(QModelIndex,int,int)));
     beginRemoveRows(parent, row, lastRow);
     int oldCount = rowCount();
     int start = sourceModel()->rowCount() - m_sourceRow.value(row);
     int end = sourceModel()->rowCount() - m_sourceRow.value(lastRow);
     sourceModel()->removeRows(start, end - start + 1);
     endRemoveRows();
-    connect(sourceModel(), SIGNAL(rowsRemoved(const QModelIndex &, int, int)),
-                this, SLOT(sourceRowsRemoved(const QModelIndex &, int, int)));
+    connect(sourceModel(), SIGNAL(rowsRemoved(QModelIndex,int,int)),
+                this, SLOT(sourceRowsRemoved(QModelIndex,int,int)));
     m_loaded = false;
     if (oldCount - count != rowCount())
         reset();
@@ -988,9 +988,9 @@ void HistoryCompletionModel::setSourceModel(QAbstractItemModel *newSourceModel)
 {
     if (sourceModel()) {
         disconnect(sourceModel(), SIGNAL(modelReset()), this, SLOT(sourceReset()));
-        disconnect(sourceModel(), SIGNAL(rowsInserted(const QModelIndex &, int, int)),
+        disconnect(sourceModel(), SIGNAL(rowsInserted(QModelIndex,int,int)),
                 this, SLOT(sourceReset()));
-        disconnect(sourceModel(), SIGNAL(rowsRemoved(const QModelIndex &, int, int)),
+        disconnect(sourceModel(), SIGNAL(rowsRemoved(QModelIndex,int,int)),
                 this, SLOT(sourceReset()));
     }
 
@@ -998,9 +998,9 @@ void HistoryCompletionModel::setSourceModel(QAbstractItemModel *newSourceModel)
 
     if (newSourceModel) {
         connect(newSourceModel, SIGNAL(modelReset()), this, SLOT(sourceReset()));
-        connect(sourceModel(), SIGNAL(rowsInserted(const QModelIndex &, int, int)),
+        connect(sourceModel(), SIGNAL(rowsInserted(QModelIndex,int,int)),
                 this, SLOT(sourceReset()));
-        connect(sourceModel(), SIGNAL(rowsRemoved(const QModelIndex &, int, int)),
+        connect(sourceModel(), SIGNAL(rowsRemoved(QModelIndex,int,int)),
                 this, SLOT(sourceReset()));
     }
 
@@ -1177,10 +1177,10 @@ void HistoryTreeModel::setSourceModel(QAbstractItemModel *newSourceModel)
     if (sourceModel()) {
         disconnect(sourceModel(), SIGNAL(modelReset()), this, SLOT(sourceReset()));
         disconnect(sourceModel(), SIGNAL(layoutChanged()), this, SLOT(sourceReset()));
-        disconnect(sourceModel(), SIGNAL(rowsInserted(const QModelIndex &, int, int)),
-                this, SLOT(sourceRowsInserted(const QModelIndex &, int, int)));
-        disconnect(sourceModel(), SIGNAL(rowsRemoved(const QModelIndex &, int, int)),
-                this, SLOT(sourceRowsRemoved(const QModelIndex &, int, int)));
+        disconnect(sourceModel(), SIGNAL(rowsInserted(QModelIndex,int,int)),
+                this, SLOT(sourceRowsInserted(QModelIndex,int,int)));
+        disconnect(sourceModel(), SIGNAL(rowsRemoved(QModelIndex,int,int)),
+                this, SLOT(sourceRowsRemoved(QModelIndex,int,int)));
     }
 
     QAbstractProxyModel::setSourceModel(newSourceModel);
@@ -1188,10 +1188,10 @@ void HistoryTreeModel::setSourceModel(QAbstractItemModel *newSourceModel)
     if (newSourceModel) {
         connect(sourceModel(), SIGNAL(modelReset()), this, SLOT(sourceReset()));
         connect(sourceModel(), SIGNAL(layoutChanged()), this, SLOT(sourceReset()));
-        connect(sourceModel(), SIGNAL(rowsInserted(const QModelIndex &, int, int)),
-                this, SLOT(sourceRowsInserted(const QModelIndex &, int, int)));
-        connect(sourceModel(), SIGNAL(rowsRemoved(const QModelIndex &, int, int)),
-                this, SLOT(sourceRowsRemoved(const QModelIndex &, int, int)));
+        connect(sourceModel(), SIGNAL(rowsInserted(QModelIndex,int,int)),
+                this, SLOT(sourceRowsInserted(QModelIndex,int,int)));
+        connect(sourceModel(), SIGNAL(rowsRemoved(QModelIndex,int,int)),
+                this, SLOT(sourceRowsRemoved(QModelIndex,int,int)));
     }
 
     reset();
diff --git a/demos/browser/networkaccessmanager.cpp b/demos/browser/networkaccessmanager.cpp
index 171ca14..af69037 100644
--- a/demos/browser/networkaccessmanager.cpp
+++ b/demos/browser/networkaccessmanager.cpp
@@ -66,15 +66,15 @@ NetworkAccessManager::NetworkAccessManager(QObject *parent)
     requestFinishedCount(0), requestFinishedFromCacheCount(0), requestFinishedPipelinedCount(0),
     requestFinishedSecureCount(0)
 {
-    connect(this, SIGNAL(authenticationRequired(QNetworkReply*, QAuthenticator*)),
+    connect(this, SIGNAL(authenticationRequired(QNetworkReply*,QAuthenticator*)),
             SLOT(authenticationRequired(QNetworkReply*,QAuthenticator*)));
-    connect(this, SIGNAL(proxyAuthenticationRequired(const QNetworkProxy&, QAuthenticator*)),
-            SLOT(proxyAuthenticationRequired(const QNetworkProxy&, QAuthenticator*)));
-    connect(this, SIGNAL(finished(QNetworkReply *)),
-            SLOT(requestFinished(QNetworkReply *)));
+    connect(this, SIGNAL(proxyAuthenticationRequired(QNetworkProxy,QAuthenticator*)),
+            SLOT(proxyAuthenticationRequired(QNetworkProxy,QAuthenticator*)));
+    connect(this, SIGNAL(finished(QNetworkReply*)),
+            SLOT(requestFinished(QNetworkReply*)));
 #ifndef QT_NO_OPENSSL
-    connect(this, SIGNAL(sslErrors(QNetworkReply*, const QList<QSslError>&)),
-            SLOT(sslErrors(QNetworkReply*, const QList<QSslError>&)));
+    connect(this, SIGNAL(sslErrors(QNetworkReply*,QList<QSslError>)),
+            SLOT(sslErrors(QNetworkReply*,QList<QSslError>)));
 #endif
     loadSettings();
 
diff --git a/demos/browser/searchlineedit.cpp b/demos/browser/searchlineedit.cpp
index 89b348c..a5cefac 100644
--- a/demos/browser/searchlineedit.cpp
+++ b/demos/browser/searchlineedit.cpp
@@ -169,8 +169,8 @@ void SearchButton::paintEvent(QPaintEvent *event)
 SearchLineEdit::SearchLineEdit(QWidget *parent) : ExLineEdit(parent),
     m_searchButton(new SearchButton(this))
 {
-    connect(lineEdit(), SIGNAL(textChanged(const QString &)),
-            this, SIGNAL(textChanged(const QString &)));
+    connect(lineEdit(), SIGNAL(textChanged(QString)),
+            this, SIGNAL(textChanged(QString)));
     setLeftWidget(m_searchButton);
     m_inactiveText = tr("Search");
 
diff --git a/demos/browser/tabwidget.cpp b/demos/browser/tabwidget.cpp
index 8a7ae0b..3ace6a3 100644
--- a/demos/browser/tabwidget.cpp
+++ b/demos/browser/tabwidget.cpp
@@ -64,8 +64,8 @@ TabBar::TabBar(QWidget *parent)
 {
     setContextMenuPolicy(Qt::CustomContextMenu);
     setAcceptDrops(true);
-    connect(this, SIGNAL(customContextMenuRequested(const QPoint &)),
-            this, SLOT(contextMenuRequested(const QPoint &)));
+    connect(this, SIGNAL(customContextMenuRequested(QPoint)),
+            this, SLOT(contextMenuRequested(QPoint)));
 
     QString alt = QLatin1String("Alt+%1");
     for (int i = 1; i <= 10; ++i) {
@@ -221,7 +221,7 @@ TabWidget::TabWidget(QWidget *parent)
     connect(m_tabBar, SIGNAL(closeOtherTabs(int)), this, SLOT(closeOtherTabs(int)));
     connect(m_tabBar, SIGNAL(reloadTab(int)), this, SLOT(reloadTab(int)));
     connect(m_tabBar, SIGNAL(reloadAllTabs()), this, SLOT(reloadAllTabs()));
-    connect(m_tabBar, SIGNAL(tabMoved(int, int)), this, SLOT(moveTab(int, int)));
+    connect(m_tabBar, SIGNAL(tabMoved(int,int)), this, SLOT(moveTab(int,int)));
     setTabBar(m_tabBar);
     setDocumentMode(true);
 
@@ -257,8 +257,8 @@ TabWidget::TabWidget(QWidget *parent)
     m_recentlyClosedTabsMenu = new QMenu(this);
     connect(m_recentlyClosedTabsMenu, SIGNAL(aboutToShow()),
             this, SLOT(aboutToShowRecentTabsMenu()));
-    connect(m_recentlyClosedTabsMenu, SIGNAL(triggered(QAction *)),
-            this, SLOT(aboutToShowRecentTriggeredAction(QAction *)));
+    connect(m_recentlyClosedTabsMenu, SIGNAL(triggered(QAction*)),
+            this, SLOT(aboutToShowRecentTriggeredAction(QAction*)));
     m_recentlyClosedTabsAction = new QAction(tr("Recently Closed Tabs"), this);
     m_recentlyClosedTabsAction->setMenu(m_recentlyClosedTabsMenu);
     m_recentlyClosedTabsAction->setEnabled(false);
@@ -304,18 +304,18 @@ void TabWidget::currentChanged(int index)
 
     WebView *oldWebView = this->webView(m_lineEdits->currentIndex());
     if (oldWebView) {
-        disconnect(oldWebView, SIGNAL(statusBarMessage(const QString&)),
-                this, SIGNAL(showStatusBarMessage(const QString&)));
-        disconnect(oldWebView->page(), SIGNAL(linkHovered(const QString&, const QString&, const QString&)),
-                this, SIGNAL(linkHovered(const QString&)));
+        disconnect(oldWebView, SIGNAL(statusBarMessage(QString)),
+                this, SIGNAL(showStatusBarMessage(QString)));
+        disconnect(oldWebView->page(), SIGNAL(linkHovered(QString,QString,QString)),
+                this, SIGNAL(linkHovered(QString)));
         disconnect(oldWebView, SIGNAL(loadProgress(int)),
                 this, SIGNAL(loadProgress(int)));
     }
 
-    connect(webView, SIGNAL(statusBarMessage(const QString&)),
-            this, SIGNAL(showStatusBarMessage(const QString&)));
-    connect(webView->page(), SIGNAL(linkHovered(const QString&, const QString&, const QString&)),
-            this, SIGNAL(linkHovered(const QString&)));
+    connect(webView, SIGNAL(statusBarMessage(QString)),
+            this, SIGNAL(showStatusBarMessage(QString)));
+    connect(webView->page(), SIGNAL(linkHovered(QString,QString,QString)),
+            this, SIGNAL(linkHovered(QString)));
     connect(webView, SIGNAL(loadProgress(int)),
             this, SIGNAL(loadProgress(int)));
 
@@ -450,16 +450,16 @@ WebView *TabWidget::newTab(bool makeCurrent)
             this, SLOT(webViewIconChanged()));
     connect(webView, SIGNAL(iconChanged()),
             this, SLOT(webViewIconChanged()));
-    connect(webView, SIGNAL(titleChanged(const QString &)),
-            this, SLOT(webViewTitleChanged(const QString &)));
-    connect(webView, SIGNAL(urlChanged(const QUrl &)),
-            this, SLOT(webViewUrlChanged(const QUrl &)));
+    connect(webView, SIGNAL(titleChanged(QString)),
+            this, SLOT(webViewTitleChanged(QString)));
+    connect(webView, SIGNAL(urlChanged(QUrl)),
+            this, SLOT(webViewUrlChanged(QUrl)));
     connect(webView->page(), SIGNAL(windowCloseRequested()),
             this, SLOT(windowCloseRequested()));
-    connect(webView->page(), SIGNAL(geometryChangeRequested(const QRect &)),
-            this, SIGNAL(geometryChangeRequested(const QRect &)));
-    connect(webView->page(), SIGNAL(printRequested(QWebFrame *)),
-            this, SIGNAL(printRequested(QWebFrame *)));
+    connect(webView->page(), SIGNAL(geometryChangeRequested(QRect)),
+            this, SIGNAL(geometryChangeRequested(QRect)));
+    connect(webView->page(), SIGNAL(printRequested(QWebFrame*)),
+            this, SIGNAL(printRequested(QWebFrame*)));
     connect(webView->page(), SIGNAL(menuBarVisibilityChangeRequested(bool)),
             this, SIGNAL(menuBarVisibilityChangeRequested(bool)));
     connect(webView->page(), SIGNAL(statusBarVisibilityChangeRequested(bool)),
@@ -764,7 +764,7 @@ WebActionMapper::WebActionMapper(QAction *root, QWebPage::WebAction webAction, Q
     if (!m_root)
         return;
     connect(m_root, SIGNAL(triggered()), this, SLOT(rootTriggered()));
-    connect(root, SIGNAL(destroyed(QObject *)), this, SLOT(rootDestroyed()));
+    connect(root, SIGNAL(destroyed(QObject*)), this, SLOT(rootDestroyed()));
     root->setEnabled(false);
 }
 
@@ -813,7 +813,7 @@ void WebActionMapper::childChanged()
 void WebActionMapper::updateCurrent(QWebPage *currentParent)
 {
     if (m_currentParent)
-        disconnect(m_currentParent, SIGNAL(destroyed(QObject *)),
+        disconnect(m_currentParent, SIGNAL(destroyed(QObject*)),
                    this, SLOT(currentDestroyed()));
 
     m_currentParent = currentParent;
@@ -827,7 +827,7 @@ void WebActionMapper::updateCurrent(QWebPage *currentParent)
     QAction *source = m_currentParent->action(m_webAction);
     m_root->setChecked(source->isChecked());
     m_root->setEnabled(source->isEnabled());
-    connect(m_currentParent, SIGNAL(destroyed(QObject *)),
+    connect(m_currentParent, SIGNAL(destroyed(QObject*)),
             this, SLOT(currentDestroyed()));
 }
 
diff --git a/demos/browser/urllineedit.cpp b/demos/browser/urllineedit.cpp
index 6d669c3..251b994 100644
--- a/demos/browser/urllineedit.cpp
+++ b/demos/browser/urllineedit.cpp
@@ -87,8 +87,8 @@ ExLineEdit::ExLineEdit(QWidget *parent)
     m_clearButton = new ClearButton(this);
     connect(m_clearButton, SIGNAL(clicked()),
             m_lineEdit, SLOT(clear()));
-    connect(m_lineEdit, SIGNAL(textChanged(const QString&)),
-            m_clearButton, SLOT(textChanged(const QString&)));
+    connect(m_lineEdit, SIGNAL(textChanged(QString)),
+            m_clearButton, SLOT(textChanged(QString)));
 }
 
 void ExLineEdit::setLeftWidget(QWidget *widget)
@@ -270,8 +270,8 @@ void UrlLineEdit::setWebView(WebView *webView)
     Q_ASSERT(!m_webView);
     m_webView = webView;
     m_iconLabel->m_webView = webView;
-    connect(webView, SIGNAL(urlChanged(const QUrl &)),
-        this, SLOT(webViewUrlChanged(const QUrl &)));
+    connect(webView, SIGNAL(urlChanged(QUrl)),
+        this, SLOT(webViewUrlChanged(QUrl)));
     connect(webView, SIGNAL(loadFinished(bool)),
         this, SLOT(webViewIconChanged()));
     connect(webView, SIGNAL(iconChanged()),
diff --git a/demos/browser/webview.cpp b/demos/browser/webview.cpp
index 754fedc..1fcced4 100644
--- a/demos/browser/webview.cpp
+++ b/demos/browser/webview.cpp
@@ -68,8 +68,8 @@ WebPage::WebPage(QObject *parent)
     , m_openInNewTab(false)
 {
     setNetworkAccessManager(BrowserApplication::networkAccessManager());
-    connect(this, SIGNAL(unsupportedContent(QNetworkReply *)),
-            this, SLOT(handleUnsupportedContent(QNetworkReply *)));
+    connect(this, SIGNAL(unsupportedContent(QNetworkReply*)),
+            this, SLOT(handleUnsupportedContent(QNetworkReply*)));
 }
 
 BrowserMainWindow *WebPage::mainWindow()
@@ -192,16 +192,16 @@ WebView::WebView(QWidget* parent)
     , m_page(new WebPage(this))
 {
     setPage(m_page);
-    connect(page(), SIGNAL(statusBarMessage(const QString&)),
-            SLOT(setStatusBarText(const QString&)));
+    connect(page(), SIGNAL(statusBarMessage(QString)),
+            SLOT(setStatusBarText(QString)));
     connect(this, SIGNAL(loadProgress(int)),
             this, SLOT(setProgress(int)));
     connect(this, SIGNAL(loadFinished(bool)),
             this, SLOT(loadFinished()));
-    connect(page(), SIGNAL(loadingUrl(const QUrl&)),
-            this, SIGNAL(urlChanged(const QUrl &)));
-    connect(page(), SIGNAL(downloadRequested(const QNetworkRequest &)),
-            this, SLOT(downloadRequested(const QNetworkRequest &)));
+    connect(page(), SIGNAL(loadingUrl(QUrl)),
+            this, SIGNAL(urlChanged(QUrl)));
+    connect(page(), SIGNAL(downloadRequested(QNetworkRequest)),
+            this, SLOT(downloadRequested(QNetworkRequest)));
     page()->setForwardUnsupportedContent(true);
 
 }