1 files changed, 34 insertions, 0 deletions
diff --git a/hdr/swalker.hh b/hdr/swalker.hh
new file mode 100644
index 0000000000..c00923ff99
--- /dev/null
+++ b/hdr/swalker.hh
@@ -0,0 +1,34 @@
+
+/*
+  swalker.hh -- part of LilyPond
+
+  (c) 1996 Han-Wen Nienhuys
+*/
+
+#ifndef SWALKER_HH
+#define SWALKER_HH
+
+#include "staff.hh"
+
+struct Staff_walker : public PCursor<Staff_column*> {
+    Staff * staff_;
+    PScore * pscore_;
+
+    int break_status;
+    
+    /****************/
+    int priority() const;		// Command
+    Real when() const;    
+    virtual ~Staff_walker();
+    Staff_walker(Staff*, PScore*);
+    void process() ;
+    virtual void process_command(Command *)=0;
+    virtual void process_requests()=0;
+};
+/**
+  manage run-time info when walking staffcolumns such as: key,
+  meter, pending beams & slurs
+  */
+
+#endif // SWALKER_HH
+