Glenn Maynard
cdf951e589
actual IPreference defaults according to Defaults.ini. This way, we can access default values immediately, without having to load and parse a file. Since this simply changes the value in the preference, this doesn't use any more memory.
151 lines
4.1 KiB
C++
151 lines
4.1 KiB
C++
#include "global.h"
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#include "Preference.h"
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#include "XmlFile.h"
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#include "RageLog.h"
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#include "LuaFunctions.h"
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#include "LuaManager.h"
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#include "MessageManager.h"
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#include "SubscriptionManager.h"
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static SubscriptionManager<IPreference> m_Subscribers;
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IPreference::IPreference( const CString& sName ):
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m_sName( sName )
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{
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m_Subscribers.Subscribe( this );
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}
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IPreference::~IPreference()
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{
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m_Subscribers.Unsubscribe( this );
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}
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IPreference *IPreference::GetPreferenceByName( const CString &sName )
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{
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FOREACHS( IPreference*, *m_Subscribers.m_pSubscribers, p )
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{
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if( !(*p)->GetName().CompareNoCase( sName ) )
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return *p;
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}
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return NULL;
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}
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void IPreference::LoadAllDefaults()
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{
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FOREACHS_CONST( IPreference*, *m_Subscribers.m_pSubscribers, p )
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(*p)->LoadDefault();
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}
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void IPreference::ReadAllPrefsFromNode( const XNode* pNode )
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{
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if( pNode == NULL )
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return;
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FOREACHS_CONST( IPreference*, *m_Subscribers.m_pSubscribers, p )
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(*p)->ReadFrom( pNode );
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}
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void IPreference::SavePrefsToNode( XNode* pNode )
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{
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FOREACHS_CONST( IPreference*, *m_Subscribers.m_pSubscribers, p )
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(*p)->WriteTo( pNode );
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}
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void IPreference::ReadAllDefaultsFromNode( const XNode* pNode )
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{
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if( pNode == NULL )
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return;
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FOREACHS_CONST( IPreference*, *m_Subscribers.m_pSubscribers, p )
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(*p)->ReadDefaultFrom( pNode );
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}
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void IPreference::PushValue( lua_State *L ) const
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{
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if( LOG )
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LOG->Trace( "The preference value \"%s\" is of a type not supported by Lua", m_sName.c_str() );
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lua_pushnil( L );
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}
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void IPreference::SetFromStack( lua_State *L )
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{
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if( LOG )
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LOG->Trace( "The preference value \"%s\" is of a type not supported by Lua", m_sName.c_str() );
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lua_pop( L, 1 );
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}
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#define READFROM_AND_WRITETO( type ) \
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template<> CString PrefToString( const type &v ) \
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{ \
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return ::ToString( v ); \
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} \
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template<> void PrefFromString( const CString &s, type &v ) \
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{ \
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::FromString( s, v ); \
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} \
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template<> void PrefSetFromStack( lua_State *L, type &v ) \
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{ \
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LuaHelpers::PopStack( v, L ); \
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} \
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template<> void PrefPushValue( lua_State *L, const type &v ) \
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{ \
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LuaHelpers::PushStack( v, L ); \
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}
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READFROM_AND_WRITETO( int )
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READFROM_AND_WRITETO( float )
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READFROM_AND_WRITETO( bool )
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READFROM_AND_WRITETO( CString )
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void IPreference::ReadFrom( const XNode* pNode )
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{
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CString sVal;
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if( pNode->GetAttrValue(m_sName, sVal) )
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FromString( sVal );
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}
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void IPreference::WriteTo( XNode* pNode ) const
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{
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pNode->AppendAttr( m_sName, ToString() );
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}
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/* Load our value from the node, and make it the new default. */
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void IPreference::ReadDefaultFrom( const XNode* pNode )
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{
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CString sVal;
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if( !pNode->GetAttrValue(m_sName, sVal) )
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return;
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SetDefaultFromString( sVal );
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}
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void BroadcastPreferenceChanged( const CString& sPreferenceName )
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{
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if( MESSAGEMAN )
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MESSAGEMAN->Broadcast( sPreferenceName+"Changed" );
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}
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/*
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* (c) 2001-2004 Chris Danford, Chris Gomez
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* All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, and/or sell copies of the Software, and to permit persons to
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* whom the Software is furnished to do so, provided that the above
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* copyright notice(s) and this permission notice appear in all copies of
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* the Software and that both the above copyright notice(s) and this
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* permission notice appear in supporting documentation.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
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* THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
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* INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
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* OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
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* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
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* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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