Improved mouse press events on page. Closes #33

The original function eventFilter was taken from QTestBrowser and used
the MousePressEvents part.
You can find original function at http://gitorious.org/+qtwebkit-

src/webview/webpage.cpp

@@ -119,7 +119,8 @@ void WebPage::setSSLCertificate(const QSslCertificate &cert)
 
 QSslCertificate WebPage::sslCertificate()
 {
-    if (mainFrame()->url().scheme() == "https" && m_SslCert.subjectInfo(QSslCertificate::CommonName).remove("*").contains(QRegExp(mainFrame()->url().host())))
+    if (mainFrame()->url().scheme() == "https" &&
+        m_SslCert.subjectInfo(QSslCertificate::CommonName).remove("*").contains(QRegExp(mainFrame()->url().host())))
         return m_SslCert;
     else
         return QSslCertificate();

src/webview/webview.cpp

@@ -91,6 +91,8 @@ WebView::WebView(QupZilla* mainClass, WebTab* webTab)
     // Set default zoom
     m_currentZoom = mApp->defaultZoom();
     applyZoom();
+
+    qApp->installEventFilter(this);
 }
 
 void WebView::slotIconChanged()
@@ -841,6 +843,69 @@ bool WebView::isUrlValid(const QUrl &url)
     return false;
 }
 
+///
+// This function was taken and modified from QTestBrowser to fix bug #33 with flighradar24.com
+// You can find original source and copyright here:
+// http://gitorious.org/+qtwebkit-developers/webkit/qtwebkit/blobs/qtwebkit-2.2/Tools/QtTestBrowser/launcherwindow.cpp
+///
+bool WebView::eventFilter(QObject* obj, QEvent* event)
+{
+    if (event->type() == QEvent::MouseButtonPress ||
+        event->type() == QEvent::MouseButtonRelease ||
+        event->type() == QEvent::MouseButtonDblClick ||
+        event->type() == QEvent::MouseMove) {
+
+        QMouseEvent* ev = static_cast<QMouseEvent*>(event);
+        if (ev->type() == QEvent::MouseMove
+                && !(ev->buttons() & Qt::LeftButton))
+            return false;
+
+        QTouchEvent::TouchPoint touchPoint;
+        touchPoint.setState(Qt::TouchPointMoved);
+        if ((ev->type() == QEvent::MouseButtonPress
+             || ev->type() == QEvent::MouseButtonDblClick))
+            touchPoint.setState(Qt::TouchPointPressed);
+        else if (ev->type() == QEvent::MouseButtonRelease)
+            touchPoint.setState(Qt::TouchPointReleased);
+
+        touchPoint.setId(0);
+        touchPoint.setScreenPos(ev->globalPos());
+        touchPoint.setPos(ev->pos());
+        touchPoint.setPressure(1);
+
+        // If the point already exists, update it. Otherwise create it.
+        if (m_touchPoints.size() > 0 && !m_touchPoints[0].id())
+            m_touchPoints[0] = touchPoint;
+        else if (m_touchPoints.size() > 1 && !m_touchPoints[1].id())
+            m_touchPoints[1] = touchPoint;
+        else
+            m_touchPoints.append(touchPoint);
+
+        if (!m_touchPoints.isEmpty()) {
+            QEvent::Type type = QEvent::TouchUpdate;
+            if (m_touchPoints.size() == 1) {
+                if (m_touchPoints[0].state() == Qt::TouchPointReleased)
+                    type = QEvent::TouchEnd;
+                else if (m_touchPoints[0].state() == Qt::TouchPointPressed)
+                    type = QEvent::TouchBegin;
+            }
+
+            QTouchEvent touchEv(type);
+            touchEv.setTouchPoints(m_touchPoints);
+            QCoreApplication::sendEvent(page(), &touchEv);
+
+            // After sending the event, remove all touchpoints that were released
+            if (m_touchPoints[0].state() == Qt::TouchPointReleased)
+                m_touchPoints.removeAt(0);
+            if (m_touchPoints.size() > 1 && m_touchPoints[1].state() == Qt::TouchPointReleased)
+                m_touchPoints.removeAt(1);
+        }
+
+        return false;
+    }
+    return QObject::eventFilter(obj, event);
+}
+
 WebView::~WebView()
 {
     history()->clear();

src/webview/webview.h

@@ -60,6 +60,8 @@ public:
     bool hasRss() { return m_hasRss; }
     void setMouseWheelEnabled(bool state) { m_mouseWheelEnabled = state; }
 
+    bool eventFilter(QObject* obj, QEvent* event);
+
     void setLocationBar(LocationBar* bar) { m_locationBar = bar; }
     LocationBar* locationBar() { return m_locationBar; }
 
@@ -147,6 +149,8 @@ private:
 
     bool m_hasRss;
     bool m_rssChecked;
+
+    QList<QTouchEvent::TouchPoint> m_touchPoints;
     //QTimer* m_loadingTimer;
 
 signals: