--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browsercore/core/webhtmltabbednavigation.cpp	Tue May 04 12:39:35 2010 +0300
@@ -0,0 +1,169 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+*
+*/
+
+
+#include "webhtmltabbednavigation.h"
+#include "qwebpage.h"
+#include "qwebframe.h"
+#include "qwebelement.h"
+#include <QDebug>
+
+namespace WRT {
+
+/*!
+    \class WebHtmlTabIndexedNavigation
+    \since cwrt 1.0
+    \brief cwrt navigation.
+
+    \sa WebNavigation, WebTouchNavigation, WebCursorNavigation, WebDirectionalNavigation
+*/
+WebHtmlTabIndexedNavigation::WebHtmlTabIndexedNavigation(QWebPage* webPage,QObject* view) : m_webPage(webPage)
+, m_view(view)
+, m_radioKeyPressed(Qt::Key_Down)
+, m_radioGroupFocused(false)
+{
+    install();
+}
+
+/*!
+*/
+WebHtmlTabIndexedNavigation::~WebHtmlTabIndexedNavigation() 
+{
+    uninstall();
+}
+
+void WebHtmlTabIndexedNavigation::install()
+{
+    m_view->installEventFilter(this);
+}
+
+void WebHtmlTabIndexedNavigation::uninstall()
+{
+    m_view->removeEventFilter(this);
+}
+
+bool WebHtmlTabIndexedNavigation::eventFilter(QObject *object, QEvent *event)
+{
+    if (object == m_view) {
+        switch (event->type()) {
+            case QEvent::KeyPress: {
+                QKeyEvent* ev = static_cast<QKeyEvent*>(event);
+                keyPressEvent(ev);
+                return ev->isAccepted();
+            }
+            case QEvent::KeyRelease: {
+                QKeyEvent* ev = static_cast<QKeyEvent*>(event);
+                keyReleaseEvent(ev);
+                return ev->isAccepted();
+            }
+            default:
+                break;
+        }
+    }
+    return false;
+}
+
+/*!
+    If the key is directional up or left sends a tab key press with a shift modifier to QWebPage
+    If the key is directional right or down sends a tab key press with out a shift modifer to QWebPage
+    Otherwise sends the key press event to QWebPage
+*/
+void WebHtmlTabIndexedNavigation::keyPressEvent(QKeyEvent* ev)
+{
+    switch (ev->key()) {
+    case Qt::Key_Up:
+    case Qt::Key_Left: {
+        QKeyEvent tabEvent(QEvent::KeyPress, Qt::Key_Tab, Qt::ShiftModifier);
+        m_webPage->event(&tabEvent);
+    }
+    break;
+    case Qt::Key_Down:
+    case Qt::Key_Right: {
+        QKeyEvent tabEvent(QEvent::KeyPress, Qt::Key_Tab, Qt::NoModifier);
+        m_webPage->event(&tabEvent);
+    }
+    break;
+    case Qt::Key_Return:
+    case Qt::Key_Enter:
+    case Qt::Key_Select: {
+        QWebElement webElement = m_webPage->mainFrame()->findFirstElement(":focus");
+        QString attribute = webElement.attribute("type");
+        if (attribute.toLower().compare("checkbox")==0) {
+            QKeyEvent spaceEvent(QEvent::KeyPress, Qt::Key_Space, Qt::NoModifier);
+            m_webPage->event(&spaceEvent);
+        } else if (attribute.toLower().compare("radio")==0) {
+            m_radioKeyPressed = (m_radioGroupFocused) ? Qt::Key_Down : Qt::Key_Up; 
+            QKeyEvent keyevent(QEvent::KeyPress, m_radioKeyPressed, Qt::NoModifier);
+            m_webPage->event(&keyevent);
+            m_radioGroupFocused = (webElement.document().findFirst(":checked") != webElement) ? m_radioGroupFocused : !m_radioGroupFocused;
+        } else if (webElement.tagName().toLower().compare("select")==0) {
+            QKeyEvent keyevent(QEvent::KeyPress, Qt::Key_Down, Qt::NoModifier);
+            m_webPage->event(&keyevent);
+        }
+    }
+    break;
+    default:
+        if (m_webPage)
+            m_webPage->event(ev);
+    break;
+    };
+}
+
+/*!
+    If the key is directional up or left sends a tab key release with a shift modifier to QWebPage
+    If the key is directional right or down sends a tab key release with out a shift modifer to QWebPage
+    Otherwise sends the key press event to QWebPage
+*/
+void WebHtmlTabIndexedNavigation::keyReleaseEvent(QKeyEvent* ev)
+{
+    switch (ev->key()) {
+    case Qt::Key_Up:
+    case Qt::Key_Left: {
+        QKeyEvent tabEvent(QEvent::KeyRelease, Qt::Key_Tab, Qt::ShiftModifier);
+        m_webPage->event(&tabEvent);
+    }
+    break;
+    case Qt::Key_Down:
+    case Qt::Key_Right: {
+        QKeyEvent tabEvent(QEvent::KeyRelease, Qt::Key_Tab, Qt::NoModifier);
+        m_webPage->event(&tabEvent);
+    }
+    break;
+    case Qt::Key_Return:
+    case Qt::Key_Enter:
+    case Qt::Key_Select: {
+        QWebElement webElement = m_webPage->mainFrame()->findFirstElement(":focus");
+        QString attribute = webElement.attribute("type");
+        if (attribute.toLower().compare("checkbox")==0) {
+            QKeyEvent spaceEvent(QEvent::KeyRelease, Qt::Key_Space, Qt::NoModifier);
+            m_webPage->event(&spaceEvent);
+        } else if (attribute.toLower().compare("radio")==0 || attribute.toLower().compare("select")==0) {
+            QKeyEvent keyevent(QEvent::KeyRelease, m_radioKeyPressed, Qt::NoModifier);
+            m_webPage->event(&keyevent);
+        } else if (webElement.tagName().toLower().compare("select")==0) {
+            QKeyEvent keyevent(QEvent::KeyRelease, Qt::Key_Down, Qt::NoModifier);
+            m_webPage->event(&keyevent);
+        }
+    }
+    default:
+        if (m_webPage)
+            m_webPage->event(ev);
+    break;
+    };
+}
+
+}