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80 lines
2.2 KiB
80 lines
2.2 KiB
// Copyright (c) 1996-1999 Microsoft Corporation
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//
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// clist.h
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//
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#ifndef __CLIST_H__
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#define __CLIST_H__
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class CListItem
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{
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public:
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CListItem() { m_pNext=NULL; };
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CListItem *GetNext() const {return m_pNext;};
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void SetNext(CListItem *pNext) {m_pNext=pNext;};
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LONG GetCount() const;
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BOOL IsMember(CListItem *pItem);
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CListItem* Cat(CListItem* pItem);
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CListItem* AddTail(CListItem* pItem) {pItem->SetNext(NULL); return Cat(pItem);};
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CListItem* Remove(CListItem* pItem);
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CListItem* GetPrev(CListItem *pItem) const;
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CListItem* GetItem(LONG index);
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private:
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CListItem *m_pNext;
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};
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class CList
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{
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public:
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CList() {m_pHead=NULL;};
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CListItem *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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CListItem *GetItem(LONG index) { return m_pHead->GetItem(index);};
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void InsertBefore(CListItem *pItem,CListItem *pInsert);
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void Cat(CListItem *pItem) {m_pHead=m_pHead->Cat(pItem);};
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void Cat(CList *pList)
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{
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// assert(pList!=NULL);
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m_pHead=m_pHead->Cat(pList->GetHead());
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};
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void AddHead(CListItem *pItem)
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{
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// assert(pItem!=NULL);
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pItem->SetNext(m_pHead);
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m_pHead=pItem;
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}
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void AddTail(CListItem *pItem)
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{
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if (m_pHead == NULL)
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{
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AddHead(pItem);
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}
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else
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{
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m_pHead=m_pHead->AddTail(pItem);
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}
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};
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void Remove(CListItem *pItem) {m_pHead=m_pHead->Remove(pItem);};
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CListItem *GetPrev(CListItem *pItem) const {return m_pHead->GetPrev(pItem);};
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CListItem *GetTail() const {return GetPrev(NULL);};
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BOOL IsEmpty(void) const {return (m_pHead==NULL);};
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BOOL IsMember(CListItem *pItem) {return (m_pHead->IsMember(pItem));};
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CListItem *RemoveHead(void)
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{
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CListItem *li;
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li=m_pHead;
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if(m_pHead)
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m_pHead=m_pHead->GetNext();
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if (li)
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li->SetNext(NULL);
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return li;
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}
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protected:
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CListItem *m_pHead;
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};
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#endif // __CLIST_H__
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