src/music/null_m.h
author truebrain
Fri, 18 Jul 2008 01:00:03 +0000
branchnoai
changeset 11166 17960948c3af
parent 10455 22c441f5adf9
permissions -rw-r--r--
(svn r13724) [NoAI] -Fix r13723: in this modern world with all those checks and warnings GCC can give when ever I not ask him to, it fails to see the simplest of all, 'if (cargo_id == cargo_id)'.. makes you wonder, doesn't it? Well, such is life, wondering wondering wandering .. Status Quo, Yeah! Oh yeah, what was I doing ... ah, yes: don't compare one variable with itself, it is always true.. Obiwan by Yexo. (Yexo)
/* $Id$ */

/** @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 */