/* $Id$ */ /** @file null_m.h Base for the silent music playback. */ #ifndef MUSIC_NULL_H #define MUSIC_NULL_H #include "music_driver.hpp" class MusicDriver_Null: public MusicDriver { public: /* virtual */ const char *Start(const char * const *param) { return NULL; } /* virtual */ void Stop() { } /* virtual */ void PlaySong(const char *filename) { } /* virtual */ void StopSong() { } /* virtual */ bool IsSongPlaying() { return true; } /* virtual */ void SetVolume(byte vol) { } }; class FMusicDriver_Null: public MusicDriverFactory<FMusicDriver_Null> { public: static const int priority = 0; /* virtual */ const char *GetName() { return "null"; } /* virtual */ const char *GetDescription() { return "Null Music Driver"; } /* virtual */ Driver *CreateInstance() { return new MusicDriver_Null(); } }; #endif /* MUSIC_NULL_H */