lily/include/type-swallow-translator.hh

   1 /*
   2   type-swallow-translator.hh -- declare Type_swallow_translator
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1997--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
   7 */
   8
   9 #ifndef TYPESWALLOW_TRANSLATOR_HH
  10 #define TYPESWALLOW_TRANSLATOR_HH
  11
  12 #include "translator.hh"
  13
  14 /** eat a certain type of event
  15     (Duh, it's good for your skin)
  16 */
  17 class Type_swallow_translator : public Translator
  18 {
  19 protected:
  20   string swallow_string_;
  21   bool try_music (Music *);
  22 public:
  23   VIRTUAL_COPY_CONS (Translator);
  24 };
  25
  26 #define DECLARE_EVENT_SWALLOWER(TYPE)                                   \
  27   struct TYPE ## _swallow_translator : public Type_swallow_translator   \
  28   {                                                                     \
  29     TRANSLATOR_DECLARATIONS (TYPE ## _swallow_translator);              \
  30   };                                                                    \
  31   TYPE ## _swallow_translator ::TYPE ## _swallow_translator ()          \
  32   {                                                                     \
  33     swallow_string_ = #TYPE;                                            \
  34   }                                                                     \
  35   ADD_TRANSLATOR (TYPE ## _swallow_translator,                          \
  36                   "Swallow events of " #TYPE " type.",                  \
  37                   "",                                                   \
  38                   "general-music",                                      \
  39                   "",                                                   \
  40                   "",                                                   \
  41                   "");
  42
  43 #endif // TYPESWALLOW_TRANSLATOR_HH
  44