reparent before deleting the dialog, or the widget gets deleted

svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=874911

popupapplet.cpp

@@ -54,6 +54,7 @@ PopupApplet::PopupApplet(QObject *parent, const QVariantList &args)
 
 PopupApplet::~PopupApplet()
 {
+    delete widget();
     delete d;
 }
 
@@ -167,6 +168,10 @@ void PopupAppletPrivate::popupConstraintsEvent(Plasma::Constraints constraints)
                     dialog->layout()->removeWidget(qWidget);
                 }
 
+                if (qWidget) {
+                    qWidget->setParent(0);
+                }
+
                 delete dialog;
                 dialog = 0;
             }