137 lines
2.1 KiB
C++
137 lines
2.1 KiB
C++
//-------------------------------------------------------------------------------------------------------+
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// Copyright (C), 1998-2007, Beijing Tangent Software Co. Ltd.
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// = FileName : TSqStack 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: TSqStack 声明 基于动态数组的堆栈
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// = Maintainers:
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//
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//-------------------------------------------------------------------------------------------------------+
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#ifndef _TSQSTACK_H_
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#define _TSQSTACK_H_
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#ifndef _TSTACK_H_
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#include "TStack.h"
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#endif
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#ifndef _TSQTABLE_H_
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#include "TSqTable.h"
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#endif
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template<class T> class TSqStack: public TStack<T>
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{
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public:
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TSqStack(long autoAllocUnit = 100,long depth = -1);
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virtual ~TSqStack();
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virtual void Clear();
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virtual void GoBack();
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virtual void GoAhead();
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virtual bool Pop(T&t);
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virtual bool Push(T const&t);
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virtual bool GetTopData(T&t);
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virtual long GetDepth();
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virtual T& operator[](long i);
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protected:
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TSqTable<T> table;
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};
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template<class T>
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TSqStack<T>::~TSqStack()
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{
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}
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template<class T>
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virtual T& TSqStack<T>::operator[](long i)
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{
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return table[i];
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}
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template<class T>
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TSqStack<T>::TSqStack(long autoAllocUnit,long depth)
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:TStack<T>(depth),table(autoAllocUnit,autoAllocUnit)
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{
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}
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template<class T>
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bool TSqStack<T>::Push(T const&t)
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{
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if(this->IsDepthLimited() && this->GetDepth() >= this->maxDepth)
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{
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return false;
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}
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table[table.GetCur()+1] = t;
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this->oldDepth = GetDepth();
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return true;
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}
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template<class T>
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bool TSqStack<T>::Pop(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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t = table.GetCurData();
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table.MoveToPre();
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return true;
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}
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template<class T>
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bool TSqStack<T>::GetTopData(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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t = table.GetCurData();
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return true;
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}
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template<class T>
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void TSqStack<T>::Clear()
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{
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table.Clear();
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this->oldDepth = 0;
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}
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template<class T>
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long TSqStack<T>::GetDepth()
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{
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return table.GetCur()+1;
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}
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template<class T>
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void TSqStack<T>::GoBack()
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{
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if(this->CanGoBack())
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{
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table.MoveToPre();
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}
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}
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template<class T>
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void TSqStack<T>::GoAhead()
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{
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if(this->CanGoAhead())
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{
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table.MoveToNext();
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}
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}
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#endif
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