#include <QGraphicsProxyWidget>
#include <QPainter>
+
+#ifdef HAVE_WEBENGINE
+// QGraphicsProxyWidget does not stay synced with QWebEngineView, therefore we modify QWebEngineView
+// and manually trigger an update of the proxyItem on UpdateRequest Event. See: http://stackoverflow.com/a/30920209
+// and http://lists.qt-project.org/pipermail/development/2016-March/025280.html (At least in Qt5.6)
+class CustomWebView : public QWebEngineView {
+
+private:
+ QGraphicsProxyWidget *proxyItem;
+public:
+ CustomWebView(QGraphicsProxyWidget *pItem) {
+ proxyItem = pItem;
+ }
+ bool event(QEvent *event) {
+ if (event->type() == QEvent::UpdateRequest)
+ {
+ proxyItem->update();
+ }
+
+ return QWebEngineView::event(event);
+ }
+};
+#endif
+
WebPreviewItem::WebPreviewItem(const QUrl &url)
: QGraphicsItem(0), // needs to be a top level item as we otherwise cannot guarantee that it's on top of other chatlines
_boundingRect(0, 0, 400, 300)
{
qreal frameWidth = 5;
+ QGraphicsProxyWidget *proxyItem = new QGraphicsProxyWidget(this);
#ifdef HAVE_WEBENGINE
- QWebEngineView *webView = new QWebEngineView;
+ QWebEngineView *webView = new CustomWebView(proxyItem);
webView->settings()->setAttribute(QWebEngineSettings::JavascriptEnabled, false);
#elif defined HAVE_WEBKIT
QWebView *webView = new QWebView;
webView->load(url);
webView->setDisabled(true);
webView->resize(1000, 750);
- QGraphicsProxyWidget *proxyItem = new QGraphicsProxyWidget(this);
proxyItem->setWidget(webView);
proxyItem->setAcceptHoverEvents(false);