class QProgressBar;
class QTreeWidgetItem;
class QUrl;
-class RetraceError;
+struct RetraceError;
class Retracer;
class SearchWidget;
class ShadersSourceWidget;
void openHelp(const QUrl &url);
void showSurfacesMenu(const QPoint &pos);
void showSelectedSurface();
+ void saveSelectedSurface();
void slotGoTo();
void slotJumpTo(int callNum);
void createdTrace(const QString &path);