Added pannablewebview example.

3 files changed, 50 insertions, 1 deletions

diff --git a/examples/gestures/gestures.pro b/examples/gestures/gestures.pro
index 35164ac..8bd0acc 100644
--- a/examples/gestures/gestures.pro
+++ b/examples/gestures/gestures.pro
@@ -3,7 +3,8 @@ TEMPLATE      = \
 SUBDIRS       = \
               imageviewer \
               graphicsview \
-              collidingmice
+              collidingmice \
+              pannablewebview
 
 # install
 target.path = $$[QT_INSTALL_EXAMPLES]/gestures
diff --git a/examples/gestures/pannablewebview/main.cpp b/examples/gestures/pannablewebview/main.cpp
new file mode 100644
index 0000000..5b7a67a
--- /dev/null
+++ b/examples/gestures/pannablewebview/main.cpp
@@ -0,0 +1,44 @@
+#include <QtGui>
+#include <QtWebKit>
+
+class PannableWebView : public QWebView
+{
+public:
+    PannableWebView(QWidget *parent = 0)
+        : QWebView(parent)
+    {
+        grabGesture(Qt::PanGesture);
+    }
+protected:
+    bool event(QEvent *event)
+    {
+        if (event->type() == QEvent::Gesture)
+        {
+            QGestureEvent *ev = static_cast<QGestureEvent*>(event);
+            if (const QGesture *g = ev->gesture(Qt::PanGesture)) {
+                if (QWebFrame *frame = page()->mainFrame()) {
+                    QPoint offset = g->pos() - g->lastPos();
+                    frame->setScrollPosition(frame->scrollPosition() - offset);
+                }
+                event->accept();
+            }
+            return true;
+        }
+        return QWebView::event(event);
+    }
+};
+
+int main(int argc, char *argv[])
+{
+    QApplication app(argc, argv);
+    QGraphicsScene scene;
+    QGraphicsView w(&scene);
+    
+    QWebView *wv = new PannableWebView;
+    wv->resize(480, 800);
+    wv->setUrl(QUrl("http://www.trolltech.com"));
+    scene.addWidget(wv);
+    w.show();
+    
+    return app.exec();
+}
diff --git a/examples/gestures/pannablewebview/pannablewebview.pro b/examples/gestures/pannablewebview/pannablewebview.pro
new file mode 100644
index 0000000..07d8f91
--- /dev/null
+++ b/examples/gestures/pannablewebview/pannablewebview.pro
@@ -0,0 +1,4 @@
+SOURCES += \
+	main.cpp
+
+QT += webkit