+void MWindow::undo_before(const char *description, void *creator)
+{
+ undo->update_undo_before(description, creator);
+}
+
+void MWindow::undo_after(const char *description, uint32_t load_flags, int changes_made)
+{
+ undo->update_undo_after(description, load_flags, changes_made);
+}
+