84 lines
2.2 KiB
C++
84 lines
2.2 KiB
C++
// Copyright (c) 1998-1999 Microsoft Corporation
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//
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// alist.h
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//
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#ifndef __ALIST_H__
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#define __ALIST_H__
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#include <windows.h>
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class AListItem
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{
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public:
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AListItem() { m_pNext=NULL; };
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AListItem *GetNext() const {return m_pNext;};
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void SetNext(AListItem *pNext) {m_pNext=pNext;};
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LONG GetCount() const;
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AListItem* Cat(AListItem* pItem);
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AListItem* AddTail(AListItem* pItem) {return Cat(pItem);};
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AListItem* Remove(AListItem* pItem);
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AListItem* GetPrev(AListItem *pItem) const;
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AListItem* GetItem(LONG index);
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protected:
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AListItem *m_pNext;
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};
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class AList
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{
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public:
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AList() {m_pHead=NULL;};
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AListItem *GetHead() const { return m_pHead;};
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void RemoveAll() { m_pHead=NULL;};
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LONG GetCount() const {return m_pHead->GetCount();};
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AListItem *GetItem(LONG index) { return m_pHead->GetItem(index);};
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void InsertBefore(AListItem *pItem,AListItem *pInsert);
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void Cat(AListItem *pItem) {m_pHead=m_pHead->Cat(pItem);};
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void Cat(AList *pList)
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{
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// assert(pList!=NULL);
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if (pList)
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{
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m_pHead=m_pHead->Cat(pList->GetHead());
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}
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};
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void AddHead(AListItem *pItem)
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{
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if (pItem!=NULL)
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{
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pItem->SetNext(m_pHead);
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m_pHead=pItem;
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}
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};
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void AddTail(AListItem *pItem);// {m_pHead=m_pHead->AddTail(pItem);};
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void Remove(AListItem *pItem)
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{
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if (pItem != NULL)
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{
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m_pHead=m_pHead->Remove(pItem);
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}
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};
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AListItem *GetPrev(AListItem *pItem) const {return m_pHead->GetPrev(pItem);};
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AListItem *GetTail() const {return GetPrev(NULL);};
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BOOL IsEmpty(void) const {return (m_pHead==NULL);};
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BOOL IsMember(AListItem *pItem);
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AListItem *RemoveHead(void)
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{
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AListItem *li;
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li = m_pHead;
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if(m_pHead)
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{
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m_pHead = m_pHead->GetNext();
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li->SetNext(NULL);
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}
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return li;
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}
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void Reverse();
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protected:
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AListItem *m_pHead;
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};
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#endif // __ALIST_H__
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