lily/include/acceptor.hh

   1 /*
   2   acceptor.hh -- declare Translator
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
   7 */
   8
   9
  10 #ifndef ACCEPTOR_HH
  11 #define ACCEPTOR_HH
  12 #error
  13
  14 #include "string.hh"
  15 #include "lily-proto.hh"
  16 #include "interpreter.hh"
  17 #include "virtual-methods.hh"
  18
  19 class Translator {
  20 public:
  21     String id_str_;
  22
  23     int iterator_count_;
  24
  25     virtual Interpreter * interpreter_l() { return 0; }
  26
  27     /// Score_engraver = 0, Staff_engravers = 1, etc)
  28     virtual int depth_i()const=0;
  29     virtual Translator *find_get_translator_l(String name, String id)=0;
  30     virtual Translator *ancestor_l(int l=1)=0;
  31     virtual ~Translator(){}
  32     NAME_MEMBERS();
  33     Translator();
  34     virtual Translator *get_default_interpreter()=0;
  35 };
  36
  37 class Interpreter : public virtual Translator {
  38 public:
  39     virtual bool interpret_request_b(Request*) { return false;}
  40 };
  41 #endif // ACCEPTOR_HH