Make widgets non-copyable

diff --git a/source/widget.h b/source/widget.h
index 6cb3d0654362f60142e4d083561291879713a7c8..461cafe232781b1fb490a93bf85e19785ed4e961 100644 (file)
--- a/source/widget.h
+++ b/source/widget.h
@@ -53,6 +53,9 @@ protected:
        PartCache part_cache;
 
        Widget();
+private:
+       Widget(const Widget &);
+       Widget &operator=(const Widget &);
 public:
        virtual ~Widget();