PrefsMan and Preference depend on each other. PrefsMan is big, and

depends on some higher level code.  Make Preference stand-alone, so
code that only has its own preferences can be used without PrefsMan.

stepmania/src/Preference.cpp

@@ -1,21 +1,52 @@
 #include "global.h"
 #include "Preference.h"
-#include "PrefsManager.h"
 #include "IniFile.h"
 #include "RageLog.h"
 #include "LuaFunctions.h"
 #include "LuaManager.h"
 #include "MessageManager.h"
+#include "SubscriptionManager.h"
+
+static SubscriptionHandler<IPreference> m_Subscribers;
 
 IPreference::IPreference( const CString& sName ):
 	m_sName( sName )
 {
-	PrefsManager::Subscribe( this );
+	m_Subscribers.Subscribe( this );
 }
 
 IPreference::~IPreference()
 {
-	PrefsManager::Unsubscribe( this );
+	m_Subscribers.Unsubscribe( this );
+}
+
+IPreference *IPreference::GetPreferenceByName( const CString &sName )
+{
+	FOREACHS( IPreference*, *m_Subscribers.m_pSubscribers, p )
+	{
+		if( !(*p)->GetName().CompareNoCase( sName ) )
+			return *p;
+	}
+
+	return NULL;
+}
+
+void IPreference::LoadAllDefaults()
+{
+	FOREACHS_CONST( IPreference*, *m_Subscribers.m_pSubscribers, p )
+		(*p)->LoadDefault();
+}
+
+void IPreference::ReadAllPrefsFromIni( const IniFile &ini, const CString &sSection )
+{
+	FOREACHS_CONST( IPreference*, *m_Subscribers.m_pSubscribers, p )
+		(*p)->ReadFrom( ini, sSection );
+}
+
+void IPreference::SavePrefsToIni( IniFile &ini )
+{
+	FOREACHS_CONST( IPreference*, *m_Subscribers.m_pSubscribers, p )
+		(*p)->WriteTo( ini );
 }
 
 void IPreference::PushValue( lua_State *L ) const

stepmania/src/Preference.h

@@ -26,6 +26,11 @@ public:
 
 	const CString &GetName() const { return m_sName; }
 
+	static IPreference *GetPreferenceByName( const CString &sName );
+	static void LoadAllDefaults();
+	static void ReadAllPrefsFromIni( const IniFile &ini, const CString &sSection );
+	static void SavePrefsToIni( IniFile &ini );
+
 protected:
 	CString		m_sName;
 };

stepmania/src/PrefsManager.cpp

@@ -49,32 +49,10 @@ static const CString ScoreEventNames[] = {
 XToString( ScoreEvent, NUM_ScoreEvent );
 
 
-//
-// For self-registering prefs
-//
-#include "SubscriptionManager.h"
-template<>
-set<IPreference*>* SubscriptionManager<IPreference>::s_pSubscribers = NULL;
-
-void PrefsManager::Subscribe( IPreference *p )
-{
-	SubscriptionManager<IPreference>::Subscribe( p );
-}
-
-void PrefsManager::Unsubscribe( IPreference *p )
-{
-	SubscriptionManager<IPreference>::Unsubscribe( p );
-}
-
+// XXX deprecated
 IPreference *PrefsManager::GetPreferenceByName( const CString &sName )
 {
-	FOREACHS( IPreference*, *SubscriptionManager<IPreference>::s_pSubscribers, p )
-	{
-		if( !(*p)->GetName().CompareNoCase( sName ) )
-			return *p;
-	}
-
-	return NULL;
+	return IPreference::GetPreferenceByName( sName );
 }
 
 bool g_bAutoRestart = false;
@@ -364,8 +342,7 @@ PrefsManager::PrefsManager() :
 
 void PrefsManager::Init()
 {
-	FOREACHS_CONST( IPreference*, *SubscriptionManager<IPreference>::s_pSubscribers, p )
-		(*p)->LoadDefault();
+	IPreference::LoadAllDefaults();
 
 	m_mapGameNameToGamePrefs.clear();
 }
@@ -466,8 +443,7 @@ void PrefsManager::ReadPrefsFromIni( const IniFile &ini, const CString &sSection
 	//	}
 	//	pPref->FromString( sVal );
 
-	FOREACHS_CONST( IPreference*, *SubscriptionManager<IPreference>::s_pSubscribers, p )
-		(*p)->ReadFrom( ini, sSection );
+	IPreference::ReadAllPrefsFromIni( ini, sSection );
 
 	// validate
 	m_iSongsPerPlay.Set( clamp(m_iSongsPerPlay.Get(),0,MAX_SONGS_PER_PLAY) );
@@ -506,8 +482,7 @@ void PrefsManager::SavePrefsToIni( IniFile &ini )
 	if( !m_sCurrentGame.Get().empty() )
 		StoreGamePrefs();
 
-	FOREACHS_CONST( IPreference*, *SubscriptionManager<IPreference>::s_pSubscribers, p )
-		(*p)->WriteTo( ini );
+	IPreference::SavePrefsToIni( ini );
 
 	FOREACHM_CONST( CString, GamePrefs, m_mapGameNameToGamePrefs, iter )
 	{

stepmania/src/PrefsManager.h

@@ -278,13 +278,6 @@ public:
 	bool MessageIsIgnored( const CString &ID );
 	void IgnoreMessage( const CString &ID );
 
-	//
-	// For self-registering prefs
-	//
-	static void Subscribe( IPreference *p );
-	static void Unsubscribe( IPreference *p );
-
-
 	// Lua
 	void PushSelf( lua_State *L );