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annotate anagram/guisupport/items.h @ 4:bebb2ba69e1d

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maybe help with getting tex to fail properly on error
author David A. Holland
date Sat, 18 Apr 2020 17:12:17 -0400
parents 13d2b8934445
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1 /*
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2 * AnaGram, A System for Syntax Directed Programming
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3 * Copyright 1993-2002 Parsifal Software. All Rights Reserved.
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4 * See the file COPYING for license and usage terms.
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5 *
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6 * items.h
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7 */
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8
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9 #ifndef ITEMS_H
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10 #define ITEMS_H
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11
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12 #include "dc.h"
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13
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14 class state_table_dc : public dc {
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15 public:
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16 static MenuOption *auxTable[];
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17 virtual MenuOption **getAuxWinMenu(void) { return auxTable; }
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18
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19 state_table_dc(void);
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20 state_table_dc(state_table_dc &x) : dc(x) {}
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21
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22 virtual void getLine(unsigned) const;
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23 virtual void synchCursor(unsigned) const;
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24
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25 virtual dc_ref aux_trace(unsigned);
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26 virtual dc_ref expansion_rules(unsigned);
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27 virtual dc_ref keywords(unsigned);
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28 virtual dc_ref previous_states(unsigned);
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29 virtual dc_ref productions(unsigned);
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30 virtual dc_ref reduction_states(unsigned);
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31 virtual dc_ref rule_context(unsigned);
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32 virtual dc_ref set_elements(unsigned);
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33 virtual dc_ref state_expansion(unsigned);
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34 virtual dc_ref usage(unsigned);
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35
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36 virtual int expansion_rules_ok(unsigned);
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37 virtual int keywords_ok(unsigned);
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38 virtual int previous_states_ok(unsigned);
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39 virtual int productions_ok(unsigned);
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40 virtual int reduction_states_ok(unsigned);
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41 virtual int rule_context_ok(unsigned ln) { return ln != 0; }
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42 virtual int set_elements_ok(unsigned);
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43 virtual int usage_ok(unsigned);
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44
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45 struct item {
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46 unsigned state;
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47 unsigned rule;
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48 unsigned index;
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49 int first_flag;
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50 item(unsigned ln);
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51 unsigned token(void);
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52 };
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53 };
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54
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55 class expansion_rules_dc : public dc {
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56 public:
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57 unsigned token_number;
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58
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59 static MenuOption *auxTable[];
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60 virtual MenuOption **getAuxWinMenu(void) { return auxTable; }
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61
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62 expansion_rules_dc(unsigned, const AgString);
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63 expansion_rules_dc(expansion_rules_dc &x)
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64 : dc(x),token_number(x.token_number) {}
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65
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66 virtual unsigned rule(unsigned) const;
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67 virtual unsigned token(unsigned) const;
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68
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69 virtual void getLine(unsigned) const;
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70 virtual void synchCursor(unsigned) const;
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71
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72 virtual dc_ref expansion_rules(unsigned);
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73 virtual dc_ref productions(unsigned);
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74 virtual dc_ref rule_context(unsigned);
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75 virtual dc_ref set_elements(unsigned);
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76 virtual dc_ref usage(unsigned);
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77
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78 virtual int expansion_rules_ok(unsigned);
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79 virtual int productions_ok(unsigned);
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80 virtual int rule_context_ok(unsigned k) { return k != 0; }
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81 virtual int set_elements_ok(unsigned);
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82 virtual int usage_ok(unsigned);
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83 };
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84
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85 dc_ref build_item_list(int tn);
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86 int build_item_list_ok(int tn);
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87 dc_ref expand_specific_item(dc_ref, int, int);
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88
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89 #endif /* ITEMS_H */