128 lines
2.1 KiB
C++
128 lines
2.1 KiB
C++
//-------------------------------------------------------------------------------------------------------+
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// Copyright (C), 1998-2007, Beijing Tangent Software Co. Ltd.
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// = FileName : TListQuene 模板类
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// = Version : ver2.0
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// = Author : wlw
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// = CreateDate : 2002-09-09
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// = Description: TListQuene 声明 基于单向链表的队列
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// = Maintainers:
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//
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//-------------------------------------------------------------------------------------------------------+
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#ifndef _TLISTQUENE_H_
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#define _TLISTQUENE_H_
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#ifndef _TQUENE_H_
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#include "TQuene.h"
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#endif
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#ifndef _TLIST_H_
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#include "TList.h"
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#endif
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template<class T> class TListQuene:public TQuene<T>
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{
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public:
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TListQuene(long length = -1);
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virtual ~TListQuene();
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//如quene为空,忽略并返回 false
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virtual bool DeQuene(T&t);
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//如果超过maxLength,忽略并返回 false
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virtual bool EnQuene(T const&t);
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virtual void Clear();
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virtual long GetLength();
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virtual bool GetHeadData(T&t);
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virtual bool GetTailData(T&t);
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virtual T& operator[](long i);
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protected:
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TList<T> list;
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};
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template<class T>
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TListQuene<T>::TListQuene(long length):TQuene<T>(length)
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{
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}
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template<class T>
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TListQuene<T>::~TListQuene()
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{
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}
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template<class T>
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T& TListQuene<T>::operator[](long i)
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{
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return list[i];
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}
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template<class T>
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bool TListQuene<T>::DeQuene(T&t)
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{
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if (this->IsEmpty())
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{
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return false;
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}
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list.MoveToFirst();
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t = list.GetCurData();
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list.DelCur();
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return true;
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}
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template<class T>
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bool TListQuene<T>::EnQuene(T const&t)
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{
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if (this->IsLengthLimited() && GetLength() >= this->maxLength)
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{
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return false;
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}
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list.AddTail(t);
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return true;
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}
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template<class T>
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long TListQuene<T>::GetLength()
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{
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return list.GetLength();
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}
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template<class T>
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bool TListQuene<T>::GetHeadData(T&t)
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{
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if (this->IsEmpty())
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{
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return false;
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}
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list.MoveToFirst();
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t = list.GetCurData();
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return true;
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}
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template<class T>
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bool TListQuene<T>::GetTailData(T&t)
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{
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if (this->IsEmpty())
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{
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return false;
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}
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list.MoveToLast();
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t = list.GetCurData();
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return true;
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}
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template<class T>
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void TListQuene<T>::Clear()
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{
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list.Clear();
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}
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#endif
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