diff -r 19cddb42326f -r 25563f054ef3 QTfrontend/ui/widget/mapContainer.h
--- a/QTfrontend/ui/widget/mapContainer.h	Thu May 03 01:18:29 2012 +0200
+++ b/QTfrontend/ui/widget/mapContainer.h	Thu May 03 02:45:08 2012 +0200
@@ -73,6 +73,7 @@
         void setDrawnMapData(const QByteArray & ar);
         void setAllMapParameters(const QString & map, MapGenerator m, int mazesize, const QString & seed, int tmpl);
         void updateModelViews();
+        void onPreviewMapDestroyed(QObject * map);
 
     signals:
         void seedChanged(const QString & seed);