add Lua methods

stepmania/src/PrefsManager.cpp

@@ -819,6 +819,42 @@ void PrefsManager::SaveGlobalPrefsToDisk() const
 	ini.WriteFile( STEPMANIA_INI_PATH );
 }
 
+
+// lua start
+#include "LuaBinding.h"
+
+template<class T>
+class LunaPrefsManager : public Luna<T>
+{
+public:
+	LunaPrefsManager() { LUA->Register( Register ); }
+
+	static int GetEventMode( T* p, lua_State *L )		{ lua_pushboolean(L, p->m_bEventMode ); return 1; }
+	static int SetEventMode( T* p, lua_State *L )		{ p->m_bEventMode = BArg(1); return 0; }
+
+	static void Register(lua_State *L)
+	{
+		ADD_METHOD( GetEventMode )
+		ADD_METHOD( SetEventMode )
+		Luna<T>::Register( L );
+
+		// Add global singleton if constructed already.  If it's not constructed yet,
+		// then we'll register it later when we reinit Lua just before 
+		// initializing the display.
+		if( PREFSMAN )
+		{
+			lua_pushstring(L, "PREFSMAN");
+			PREFSMAN->PushSelf( LUA->L );
+			lua_settable(L, LUA_GLOBALSINDEX);
+		}
+	}
+};
+
+LUA_REGISTER_CLASS( PrefsManager )
+// lua end
+
+
+
 CoinMode PrefsManager::GetCoinMode()
 {
 	if( m_bEventMode && m_CoinMode == COIN_PAY )