--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/anagram/guisupport/items.h	Sat Dec 22 17:52:45 2007 -0500
@@ -0,0 +1,89 @@
+/*
+ * AnaGram, A System for Syntax Directed Programming
+ * Copyright 1993-2002 Parsifal Software. All Rights Reserved.
+ * See the file COPYING for license and usage terms.
+ *
+ * items.h
+ */
+
+#ifndef ITEMS_H
+#define ITEMS_H
+
+#include "dc.h"
+
+class state_table_dc : public dc {
+public:
+  static MenuOption *auxTable[];
+  virtual MenuOption **getAuxWinMenu(void) { return auxTable; }
+
+  state_table_dc(void);
+  state_table_dc(state_table_dc &x) : dc(x) {}
+
+  virtual void getLine(unsigned) const;
+  virtual void synchCursor(unsigned) const;
+
+  virtual dc_ref aux_trace(unsigned);
+  virtual dc_ref expansion_rules(unsigned);
+  virtual dc_ref keywords(unsigned);
+  virtual dc_ref previous_states(unsigned);
+  virtual dc_ref productions(unsigned);
+  virtual dc_ref reduction_states(unsigned);
+  virtual dc_ref rule_context(unsigned);
+  virtual dc_ref set_elements(unsigned);
+  virtual dc_ref state_expansion(unsigned);
+  virtual dc_ref usage(unsigned);
+
+  virtual int expansion_rules_ok(unsigned);
+  virtual int keywords_ok(unsigned);
+  virtual int previous_states_ok(unsigned);
+  virtual int productions_ok(unsigned);
+  virtual int reduction_states_ok(unsigned);
+  virtual int rule_context_ok(unsigned ln) { return ln != 0; }
+  virtual int set_elements_ok(unsigned);
+  virtual int usage_ok(unsigned);
+
+  struct item {
+    unsigned state;
+    unsigned rule;
+    unsigned index;
+    int first_flag;
+    item(unsigned ln);
+    unsigned token(void);
+  };
+};
+
+class expansion_rules_dc : public dc {
+public:
+  unsigned token_number;
+
+  static MenuOption *auxTable[];
+  virtual MenuOption **getAuxWinMenu(void) { return auxTable; }
+
+  expansion_rules_dc(unsigned, const AgString);
+  expansion_rules_dc(expansion_rules_dc &x)
+  : dc(x),token_number(x.token_number) {}
+
+  virtual unsigned rule(unsigned) const;
+  virtual unsigned token(unsigned) const;
+
+  virtual void getLine(unsigned) const;
+  virtual void synchCursor(unsigned) const;
+
+  virtual dc_ref expansion_rules(unsigned);
+  virtual dc_ref productions(unsigned);
+  virtual dc_ref rule_context(unsigned);
+  virtual dc_ref set_elements(unsigned);
+  virtual dc_ref usage(unsigned);
+
+  virtual int expansion_rules_ok(unsigned);
+  virtual int productions_ok(unsigned);
+  virtual int rule_context_ok(unsigned k) { return k != 0; }
+  virtual int set_elements_ok(unsigned);
+  virtual int usage_ok(unsigned);
+};
+
+dc_ref build_item_list(int tn);
+int build_item_list_ok(int tn);
+dc_ref expand_specific_item(dc_ref, int, int);
+
+#endif /* ITEMS_H */