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66 lines
2.2 KiB
C++
66 lines
2.2 KiB
C++
/*
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* 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 this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* In addition, as a special exception, the author gives permission to
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* link the code of this program with the Half-Life Game Engine ("HL
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* Engine") and Modified Game Libraries ("MODs") developed by Valve,
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* L.L.C ("Valve"). You must obey the GNU General Public License in all
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* respects for all of the code used other than the HL Engine and MODs
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* from Valve. If you modify this file, you may extend this exception
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* to your version of the file, but you are not obligated to do so. If
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* you do not wish to do so, delete this exception statement from your
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* version.
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*
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*/
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#pragma once
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#include "IObjectContainer.h"
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class ObjectList: public IObjectContainer {
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public:
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EXT_FUNC void Init();
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EXT_FUNC bool Add(void *newObject);
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EXT_FUNC void *GetFirst();
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EXT_FUNC void *GetNext();
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ObjectList();
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virtual ~ObjectList();
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EXT_FUNC void Clear(bool freeElementsMemory = false);
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EXT_FUNC int CountElements();
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void *RemoveTail();
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void *RemoveHead();
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bool AddTail(void *newObject);
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bool AddHead(void *newObject);
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EXT_FUNC bool Remove(void *object);
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EXT_FUNC bool Contains(void *object);
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EXT_FUNC bool IsEmpty();
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typedef struct element_s {
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struct element_s *prev; // pointer to the last element or NULL
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struct element_s *next; // pointer to the next elemnet or NULL
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void *object; // the element's object
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} element_t;
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protected:
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element_t *m_head; // first element in list
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element_t *m_tail; // last element in list
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element_t *m_current; // current element in list
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int m_number;
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};
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