Chris Danford
135 lines
3.8 KiB
C++
135 lines
3.8 KiB
C++
#include "global.h"
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#include "MessageManager.h"
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#include "Foreach.h"
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#include "Actor.h"
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#include "RageUtil.h"
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#include "EnumHelper.h"
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MessageManager* MESSAGEMAN = NULL; // global and accessable from anywhere in our program
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static const CString MessageNames[NUM_MESSAGES] = {
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"CurrentSongChanged",
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"CurrentStepsP1Changed",
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"CurrentStepsP2Changed",
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"EditStepsTypeChanged",
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"EditSourceStepsChanged",
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"EditSourceStepsTypeChanged",
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};
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XToString( Message, NUM_MESSAGES );
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MessageManager::MessageManager()
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{
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}
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MessageManager::~MessageManager()
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{
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}
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void MessageManager::Subscribe( IMessageSubscriber* pSubscriber, const CString& sMessage )
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{
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SubscribersSet& subs = m_MessageToSubscribers[sMessage];
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#if _DEBUG
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SubscribersSet::iterator iter = subs.find(pSubscriber);
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ASSERT_M( iter == subs.end(), "already subscribed" );
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#endif
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subs.insert( pSubscriber );
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}
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void MessageManager::Subscribe( IMessageSubscriber* pSubscriber, Message m )
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{
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Subscribe( pSubscriber, MessageToString(m) );
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}
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void MessageManager::Unsubscribe( IMessageSubscriber* pSubscriber, const CString& sMessage )
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{
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SubscribersSet& subs = m_MessageToSubscribers[sMessage];
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SubscribersSet::iterator iter = subs.find(pSubscriber);
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ASSERT( iter != subs.end() );
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subs.erase( iter );
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}
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void MessageManager::Unsubscribe( IMessageSubscriber* pSubscriber, Message m )
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{
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Unsubscribe( pSubscriber, MessageToString(m) );
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}
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void MessageManager::Broadcast( const CString& sMessage ) const
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{
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map<CString,SubscribersSet>::const_iterator iter = m_MessageToSubscribers.find( sMessage );
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if( iter == m_MessageToSubscribers.end() )
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return;
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FOREACHS_CONST( IMessageSubscriber*, iter->second, p )
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{
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IMessageSubscriber *pSub = *p;
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pSub->HandleMessage( sMessage );
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}
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}
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void MessageManager::Broadcast( Message m ) const
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{
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Broadcast( MessageToString(m) );
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}
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// lua start
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#include "LuaBinding.h"
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template<class T>
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class LunaMessageManager: public Luna<T>
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{
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public:
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LunaMessageManager() { LUA->Register( Register ); }
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static int Broadcast( T* p, lua_State *L )
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{
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p->Broadcast( SArg(1) );
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return 0;
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}
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static void Register(lua_State *L)
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{
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ADD_METHOD( Broadcast )
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Luna<T>::Register( L );
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// Add global singleton if constructed already. If it's not constructed yet,
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// then we'll register it later when we reinit Lua just before
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// initializing the display.
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if( MESSAGEMAN )
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{
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lua_pushstring(L, "MESSAGEMAN");
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MESSAGEMAN->PushSelf( LUA->L );
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lua_settable(L, LUA_GLOBALSINDEX);
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}
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}
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};
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LUA_REGISTER_CLASS( MessageManager )
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// lua end
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/*
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* (c) 2003-2004 Chris Danford
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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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