from central widget to it parent; refs #167

src/qbrowserlib/swisswebwidget.hxx

@@ -31,7 +31,7 @@ namespace qbrowserlib {
     public:
       SwissWebWidget(QWidget* p=0): QWidget(p) {
         setupUi(this);
-        QMainWindow* w(qobject_cast<QMainWindow*>(p));
+        QMainWindow* w(qobject_cast<QMainWindow*>(p?p->parentWidget():p));
         qDebug()<<"Parent "<<p<<(w?"is":"is not")<<" a QMainWindow";
         if (w) {
           /*! Within a QMainWindow, the widget automatically reparents