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move common subscription code into templated class

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This commit is contained in:
Chris Danford
2005-02-05 11:21:13 +00:00
parent e2da825c30
commit 9d760bbdea
4 changed files with 83 additions and 54 deletions
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stepmania/src/PrefsManager.cpp
+11 -17
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@@ -24,31 +24,22 @@ const CString DEFAULT_LIGHTS_DRIVER = "Null";
//
// For self-registering prefs
//
static vector<IPreference*> *g_pvpSubscribers = NULL;
#include "SubscriptionManager.h"
set<IPreference*>* SubscriptionManager<IPreference>::s_pSubscribers = NULL;
void PrefsManager::Subscribe( IPreference *p )
{
// TRICKY: If we make this a global vector instead of a global pointer,
// then we'd have to be careful that the static constructors of all
// Preferences are called before the vector constructor. It's
// too tricky to enfore that, so we'll allocate the vector ourself
// so that the compiler can't possibly call the vector constructor
// after we've already added to the vector.
if( g_pvpSubscribers == NULL )
g_pvpSubscribers = new vector<IPreference*>;
g_pvpSubscribers->push_back( p );
SubscriptionManager<IPreference>::Subscribe( p );
}
void PrefsManager::Unsubscribe( IPreference *p )
{
vector<IPreference*>::iterator iter = find( g_pvpSubscribers->begin(), g_pvpSubscribers->end(), p );
ASSERT( iter != g_pvpSubscribers->end() ); // tried to unregister when not registered
g_pvpSubscribers->erase( iter );
SubscriptionManager<IPreference>::Unsubscribe( p );
}
IPreference *PrefsManager::GetPreferenceByName( const CString &sName )
{
FOREACH( IPreference*, *g_pvpSubscribers, p )
FOREACHS( IPreference*, *SubscriptionManager<IPreference>::s_pSubscribers, p )
{
if( !(*p)->GetName().CompareNoCase( sName ) )
return *p;
@@ -350,7 +341,8 @@ void PrefsManager::Init()
m_bLogVirtualMemory = false;
#endif
FOREACH_CONST( IPreference*, *g_pvpSubscribers, p ) (*p)->LoadDefault();
FOREACHS_CONST( IPreference*, *SubscriptionManager<IPreference>::s_pSubscribers, p )
(*p)->LoadDefault();
}
PrefsManager::~PrefsManager()
@@ -575,7 +567,8 @@ void PrefsManager::ReadPrefsFromFile( CString sIni )
ini.GetValue( "Debug", "LogCheckpoints", m_bLogCheckpoints );
ini.GetValue( "Debug", "ShowLoadingWindow", m_bShowLoadingWindow );
FOREACH( IPreference*, *g_pvpSubscribers, p ) (*p)->ReadFrom( ini );
FOREACHS_CONST( IPreference*, *SubscriptionManager<IPreference>::s_pSubscribers, p )
(*p)->ReadFrom( ini );
}
void PrefsManager::SaveGlobalPrefsToDisk() const
@@ -819,7 +812,8 @@ void PrefsManager::SaveGlobalPrefsToDisk() const
ini.SetValue( "Debug", "LogVirtualMemory", m_bLogVirtualMemory );
#endif
FOREACH_CONST( IPreference*, *g_pvpSubscribers, p ) (*p)->WriteTo( ini );
FOREACHS_CONST( IPreference*, *SubscriptionManager<IPreference>::s_pSubscribers, p )
(*p)->WriteTo( ini );
ini.WriteFile( STEPMANIA_INI_PATH );
}