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"
21 typedef void (Translator::*Method_pointer)(void);
22 typedef void (Translator::*Const_method_pointer)(void) const;
24 /** Make some kind of #Element#s from Requests. Elements are made by
25 hierarchically grouped #Translator#s
27 class Translator_group : public virtual Translator {
28 Array<String> consists_str_arr_;
29 Array<String> consists_end_str_arr_;
30 Array<String> accepts_str_arr_;
31 Dictionary<Scalar> properties_dict_;
34 friend class Interpretation_context_handle;
35 Cons_list<Translator> trans_p_list_;
38 Scalar get_property (String type_str, Translator_group **where_found_l) const;
39 void set_property (String var_name, Scalar value);
43 VIRTUAL_COPY_CONS(Translator);
45 void set_acceptor (String accepts, bool add);
46 void set_element (String elt, bool add);
47 void add_last_element (String elt);
49 Translator_group(Translator_group const &);
51 void add_translator (Translator *trans_p);
53 Link_array<Translator> nongroup_l_arr () const;
54 Link_array<Translator_group> group_l_arr () const;
56 virtual Global_translator *global_l() { return 0; }
58 /// Score_register = 0, Staff_registers = 1, etc)
59 Translator_group* ancestor_l (int l=1);
61 bool is_bottom_translator_b () const;
62 bool removable_b() const;
63 void terminate_translator (Translator*r_l);
64 Translator *remove_translator_p (Translator*trans_l);
65 void check_removal ();
68 Translator *get_simple_translator (String) const;
69 Translator_group *find_existing_translator_l (String n, String id);
70 Translator_group *find_create_translator_l (String n, String id);
71 Link_array<Translator_group> path_to_acceptable_translator (String alias) const;
73 Translator_group*get_default_interpreter();
75 virtual ~Translator_group ();
76 virtual void do_print () const;
77 virtual void do_process_requests ();
78 virtual void do_add_processing ();
79 virtual bool do_try_music (Music* req_l);
80 virtual void do_pre_move_processing();
81 virtual void do_post_move_processing();
82 virtual void do_creation_processing();
83 virtual void do_removal_processing();
84 void each (Method_pointer);
85 void each (Const_method_pointer) const;
88 #endif // TRANSLATOR_GROUP_HH