--- a/demos/browser/browsermainwindow.cpp	Tue Jan 26 12:42:25 2010 +0200
+++ b/demos/browser/browsermainwindow.cpp	Tue Feb 02 00:43:10 2010 +0200
@@ -90,8 +90,8 @@
     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 @@
     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 @@
 
     // 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 @@
 
     // 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);
 
@@ -455,16 +455,16 @@
     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);
 
@@ -478,7 +478,7 @@
 
     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);
@@ -487,8 +487,8 @@
 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();
 }
 
@@ -552,47 +552,6 @@
     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())
@@ -677,8 +636,8 @@
     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
 }
@@ -873,7 +832,7 @@
 
 void BrowserMainWindow::loadPage(const QString &page)
 {
-    QUrl url = guessUrlFromString(page);
+    QUrl url = QUrl::fromUserInput(page);
     loadUrl(url);
 }