2 translator-group.hh -- declare Translator_group
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
10 #ifndef TRANSLATOR_GROUP_HH
11 #define TRANSLATOR_GROUP_HH
14 #include "lily-proto.hh"
15 #include "virtual-methods.hh"
16 #include "translator.hh"
19 #include "scm-hash.hh"
23 typedef void (Translator::*Method_pointer)(void);
24 typedef void (Translator::*Const_method_pointer)(void) const;
26 /** Make some kind of #Element#s from Requests. Elements are made by
27 hierarchically grouped #Translator#s
29 class Translator_group : public virtual Translator {
30 Array<String> consists_str_arr_;
31 Array<String> consists_end_str_arr_;
32 Array<String> accepts_str_arr_;
33 Scheme_hash_table properties_dict_;
36 friend class Interpretation_context_handle;
38 Cons_list<Translator> trans_p_list_;
41 SCM get_property (String type_str, Translator_group **where_found_l) const;
42 void set_property (String var_name, SCM value);
46 VIRTUAL_COPY_CONS(Translator);
48 void set_acceptor (String accepts, bool add);
49 void set_element (String elt, bool add);
50 void add_last_element (String elt);
52 Translator_group(Translator_group const &);
54 void add_translator (Translator *trans_p);
56 Link_array<Translator> nongroup_l_arr () const;
57 Link_array<Translator_group> group_l_arr () const;
59 virtual Global_translator *global_l() { return 0; }
61 /// Score_register = 0, Staff_registers = 1, etc)
62 Translator_group* ancestor_l (int l=1);
64 bool is_bottom_translator_b () const;
65 bool removable_b() const;
66 void terminate_translator (Translator*r_l);
67 Translator *remove_translator_p (Translator*trans_l);
68 void check_removal ();
72 Translator *get_simple_translator (String) const;
73 Translator_group *find_existing_translator_l (String n, String id);
74 Translator_group *find_create_translator_l (String n, String id);
75 Link_array<Translator_group> path_to_acceptable_translator (String alias) const;
77 Translator_group*get_default_interpreter();
78 virtual ~Translator_group ();
81 bool try_music_on_nongroup_children (Music *m);
83 virtual void do_print () const;
84 virtual void do_process_requests ();
85 virtual void do_add_processing ();
86 virtual bool do_try_music (Music* req_l);
87 virtual void do_pre_move_processing();
88 virtual void do_post_move_processing();
89 virtual void do_creation_processing();
90 virtual void do_removal_processing();
91 virtual void each (Method_pointer);
92 virtual void each (Const_method_pointer) const;
95 #endif // TRANSLATOR_GROUP_HH