48 lines
1.3 KiB
C++
48 lines
1.3 KiB
C++
/* Copyright (C) 2009 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef INCLUDED_MESSAGEPASSER
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#define INCLUDED_MESSAGEPASSER
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#include "SharedMemory.h"
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namespace AtlasMessage
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{
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struct IMessage;
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struct QueryMessage;
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class MessagePasser
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{
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public:
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virtual void Add(IMessage*)=0;
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// takes ownership of IMessage object
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virtual IMessage* Retrieve()=0;
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virtual void Query(QueryMessage*, void(*timeoutCallback)())=0;
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// blocks; caller retains ownership of QueryMessage object
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};
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extern MessagePasser* g_MessagePasser;
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#define POST_MESSAGE(type, data) AtlasMessage::g_MessagePasser->Add(SHAREABLE_NEW(AtlasMessage::m##type, data))
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}
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#endif // INCLUDED_MESSAGEPASSER
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