--- a/E4Gui/E4TabWidget.py Mon Dec 28 18:31:37 2009 +0000 +++ b/E4Gui/E4TabWidget.py Wed Dec 30 15:40:33 2009 +0000 @@ -94,10 +94,10 @@ """ mimeData = event.mimeData() formats = mimeData.formats() - if formats.contains("action") and \ + if "action" in formats and \ mimeData.data("action") == "tab-reordering" and \ - formats.contains("tabbar-id") and \ - mimeData.data("tabbar-id").toLong()[0] == id(self): + "tabbar-id" in formats and \ + mimeData.data("tabbar-id") == id(self): event.acceptProposedAction() E4WheelTabBar.dragEnterEvent(self, event)