mirror of
https://github.com/reactos/reactos.git
synced 2024-06-30 18:01:07 +00:00
900 lines
18 KiB
C++
900 lines
18 KiB
C++
#ifndef __ATLCOLL_H__
|
|
#define __ATLCOLL_H__
|
|
|
|
#pragma once
|
|
#include "atlbase.h"
|
|
#include "atlexcept.h"
|
|
|
|
// FIXME: We need to include <new> for placement new, but that would mean everyone using atl
|
|
// would also need to set the option 'WITH_STL'..
|
|
// For now we just copy the definition here, under a guard..
|
|
#ifndef _NEW
|
|
inline void* operator new (size_t size, void* ptr) throw() { return ptr; }
|
|
inline void operator delete (void* ptr, void* voidptr2) throw() { }
|
|
#endif
|
|
|
|
|
|
struct __POSITION
|
|
{
|
|
};
|
|
typedef __POSITION* POSITION;
|
|
|
|
|
|
namespace ATL
|
|
{
|
|
|
|
class CAtlPlex
|
|
{
|
|
public:
|
|
CAtlPlex* m_Next;
|
|
|
|
#if (_AFX_PACKING >= 8)
|
|
DWORD dwReserved[1];
|
|
#endif
|
|
|
|
static inline CAtlPlex* Create(
|
|
_Inout_ CAtlPlex*& Entry,
|
|
_In_ size_t MaxElements,
|
|
_In_ size_t ElementSize
|
|
)
|
|
{
|
|
CAtlPlex* Block;
|
|
|
|
ATLASSERT(MaxElements > 0);
|
|
ATLASSERT(ElementSize > 0);
|
|
|
|
size_t BufferSize = sizeof(CAtlPlex) + (MaxElements * ElementSize);
|
|
|
|
void *Buffer = HeapAlloc(GetProcessHeap(), 0, BufferSize);
|
|
if (Buffer == NULL) return NULL;
|
|
|
|
Block = static_cast< CAtlPlex* >(Buffer);
|
|
Block->m_Next = Entry;
|
|
Entry = Block;
|
|
|
|
return Block;
|
|
}
|
|
|
|
void* GetData()
|
|
{
|
|
return (this + 1);
|
|
}
|
|
|
|
inline void Destroy()
|
|
{
|
|
CAtlPlex* Block;
|
|
CAtlPlex* Next;
|
|
|
|
Block = this;
|
|
while (Block != NULL)
|
|
{
|
|
Next = Block->m_Next;
|
|
HeapFree(GetProcessHeap(), 0, Block);
|
|
Block = Next;
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
template<typename T>
|
|
class CElementTraitsBase
|
|
{
|
|
public:
|
|
typedef const T& INARGTYPE;
|
|
typedef T& OUTARGTYPE;
|
|
|
|
static void CopyElements(
|
|
_Out_writes_all_(NumElements) T* Dest,
|
|
_In_reads_(NumElements) const T* Source,
|
|
_In_ size_t NumElements)
|
|
{
|
|
for (size_t i = 0; i < NumElements; i++)
|
|
{
|
|
Dest[i] = Source[i];
|
|
}
|
|
}
|
|
|
|
static void RelocateElements(
|
|
_Out_writes_all_(NumElements) T* Dest,
|
|
_In_reads_(NumElements) T* Source,
|
|
_In_ size_t NumElements)
|
|
{
|
|
// A simple memmove works for most of the types.
|
|
// You'll have to override this for types that have pointers to their
|
|
// own members.
|
|
|
|
#if defined(__GNUC__) && __GNUC__ >= 8
|
|
#pragma GCC diagnostic push
|
|
#pragma GCC diagnostic ignored "-Wclass-memaccess"
|
|
#endif
|
|
memmove(Dest, Source, NumElements * sizeof(T));
|
|
#if defined(__GNUC__) && __GNUC__ >= 8
|
|
#pragma GCC diagnostic pop
|
|
#endif
|
|
}
|
|
};
|
|
|
|
template<typename T>
|
|
class CDefaultCompareTraits
|
|
{
|
|
public:
|
|
static bool CompareElements(
|
|
_In_ const T& Val1,
|
|
_In_ const T& Val2)
|
|
{
|
|
return (Val1 == Val2);
|
|
}
|
|
|
|
static int CompareElementsOrdered(
|
|
_In_ const T& Val1,
|
|
_In_ const T& Val2)
|
|
{
|
|
if (Val1 < Val2)
|
|
{
|
|
return -1;
|
|
}
|
|
else if (Val1 > Val2)
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
return 0; // equal
|
|
}
|
|
};
|
|
|
|
template<typename T>
|
|
class CDefaultElementTraits :
|
|
public CElementTraitsBase<T>,
|
|
public CDefaultCompareTraits<T>
|
|
{
|
|
};
|
|
|
|
|
|
template<typename T>
|
|
class CElementTraits :
|
|
public CDefaultElementTraits<T>
|
|
{
|
|
};
|
|
|
|
|
|
template<typename T, class Allocator = CCRTAllocator>
|
|
class CHeapPtrElementTraits :
|
|
public CDefaultElementTraits< CHeapPtr<T, Allocator> >
|
|
{
|
|
public:
|
|
typedef CHeapPtr<T, Allocator>& INARGTYPE;
|
|
typedef T*& OUTARGTYPE;
|
|
};
|
|
|
|
|
|
|
|
template<typename E, class ETraits = CElementTraits<E> >
|
|
class CAtlArray
|
|
{
|
|
public:
|
|
typedef typename ETraits::INARGTYPE INARGTYPE;
|
|
typedef typename ETraits::OUTARGTYPE OUTARGTYPE;
|
|
|
|
private:
|
|
E* m_pData;
|
|
size_t m_Size;
|
|
size_t m_AllocatedSize;
|
|
size_t m_GrowBy;
|
|
|
|
|
|
#pragma push_macro("new")
|
|
#undef new
|
|
|
|
void CreateItems(E* pData, size_t Size)
|
|
{
|
|
for (size_t n = 0; n < Size; ++n)
|
|
{
|
|
::new (pData + n) E;
|
|
}
|
|
}
|
|
|
|
#pragma pop_macro("new")
|
|
|
|
void DestructItems(E* pData, size_t Size)
|
|
{
|
|
for (size_t n = 0; n < Size; ++n)
|
|
{
|
|
pData[n].~E();
|
|
}
|
|
}
|
|
|
|
bool GrowAllocatedData(size_t nNewSize)
|
|
{
|
|
if (m_pData)
|
|
{
|
|
size_t addSize = m_GrowBy > 0 ? m_GrowBy : m_AllocatedSize / 2;
|
|
size_t allocSize = m_AllocatedSize + addSize;
|
|
if (allocSize < nNewSize)
|
|
allocSize = nNewSize;
|
|
|
|
E* pData = (E*)malloc(nNewSize * sizeof(E));
|
|
|
|
if (pData == NULL)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
// Copy the objects over (default implementation will just move them without calling anything
|
|
ETraits::RelocateElements(pData, m_pData, m_Size);
|
|
|
|
free(m_pData);
|
|
m_pData = pData;
|
|
m_AllocatedSize = nNewSize;
|
|
}
|
|
else
|
|
{
|
|
// We need to allocate a new buffer
|
|
size_t allocSize = m_GrowBy > nNewSize ? m_GrowBy : nNewSize;
|
|
m_pData = (E*)malloc(allocSize * sizeof(E));
|
|
if (m_pData == NULL)
|
|
{
|
|
return false;
|
|
}
|
|
m_AllocatedSize = allocSize;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/* The CAtlArray class does not support construction by copy */
|
|
private:
|
|
CAtlArray(_In_ const CAtlArray&);
|
|
CAtlArray& operator=(_In_ const CAtlArray&);
|
|
|
|
public:
|
|
CAtlArray();
|
|
~CAtlArray();
|
|
|
|
size_t Add(INARGTYPE element);
|
|
size_t Add();
|
|
|
|
bool SetCount(size_t nNewSize, int nGrowBy = - 1);
|
|
size_t GetCount() const;
|
|
|
|
E& operator[](size_t ielement);
|
|
const E& operator[](size_t ielement) const;
|
|
|
|
E& GetAt(size_t iElement);
|
|
const E& GetAt(size_t iElement) const;
|
|
|
|
E* GetData();
|
|
const E* GetData() const;
|
|
|
|
|
|
//FIXME: Most of this class is missing!
|
|
};
|
|
|
|
//
|
|
// CAtlArray public methods
|
|
//
|
|
|
|
template<typename E, class ETraits>
|
|
CAtlArray< E, ETraits >::CAtlArray()
|
|
: m_pData(NULL)
|
|
, m_Size(0)
|
|
, m_AllocatedSize(0)
|
|
, m_GrowBy(0)
|
|
{
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
CAtlArray< E, ETraits >::~CAtlArray()
|
|
{
|
|
// Destroy all items
|
|
SetCount(0, -1);
|
|
}
|
|
|
|
#pragma push_macro("new")
|
|
#undef new
|
|
|
|
template<typename E, class ETraits>
|
|
size_t CAtlArray<E, ETraits>::Add(INARGTYPE element)
|
|
{
|
|
if (m_Size >= m_AllocatedSize)
|
|
{
|
|
if (!GrowAllocatedData(m_Size + 1))
|
|
{
|
|
AtlThrow(E_OUTOFMEMORY);
|
|
}
|
|
}
|
|
|
|
::new (m_pData + m_Size) E(element);
|
|
m_Size++;
|
|
|
|
return m_Size - 1;
|
|
}
|
|
|
|
#pragma pop_macro("new")
|
|
|
|
template<typename E, class ETraits>
|
|
size_t CAtlArray<E, ETraits>::Add()
|
|
{
|
|
if (!SetCount(m_Size + 1))
|
|
{
|
|
AtlThrow(E_OUTOFMEMORY);
|
|
}
|
|
|
|
return m_Size - 1;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
bool CAtlArray<E, ETraits>::SetCount(size_t nNewSize, int nGrowBy /*= -1*/)
|
|
{
|
|
|
|
if (nGrowBy > -1)
|
|
{
|
|
m_GrowBy = (size_t)nGrowBy;
|
|
}
|
|
|
|
if (nNewSize == m_Size)
|
|
{
|
|
// Do nothing
|
|
}
|
|
else if (nNewSize == 0)
|
|
{
|
|
if (m_pData)
|
|
{
|
|
DestructItems(m_pData, m_Size);
|
|
m_pData = NULL;
|
|
}
|
|
m_Size = m_AllocatedSize = NULL;
|
|
}
|
|
else if (nNewSize < m_AllocatedSize)
|
|
{
|
|
if (nNewSize > m_Size)
|
|
{
|
|
CreateItems(m_pData + m_Size, nNewSize - m_Size);
|
|
}
|
|
else
|
|
{
|
|
DestructItems(m_pData + nNewSize, m_Size - nNewSize);
|
|
}
|
|
m_Size = nNewSize;
|
|
}
|
|
else
|
|
{
|
|
if (!GrowAllocatedData(nNewSize))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
CreateItems(m_pData + m_Size, nNewSize - m_Size);
|
|
m_Size = nNewSize;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
size_t CAtlArray<E, ETraits>::GetCount() const
|
|
{
|
|
return m_Size;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
E& CAtlArray<E, ETraits>::operator[](size_t iElement)
|
|
{
|
|
ATLASSERT(iElement < m_Size);
|
|
|
|
return m_pData[iElement];
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
const E& CAtlArray<E, ETraits>::operator[](size_t iElement) const
|
|
{
|
|
ATLASSERT(iElement < m_Size);
|
|
|
|
return m_pData[iElement];
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
E& CAtlArray<E, ETraits>::GetAt(size_t iElement)
|
|
{
|
|
ATLASSERT(iElement < m_Size);
|
|
|
|
return m_pData[iElement];
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
const E& CAtlArray<E, ETraits>::GetAt(size_t iElement) const
|
|
{
|
|
ATLASSERT(iElement < m_Size);
|
|
|
|
return m_pData[iElement];
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
E* CAtlArray<E, ETraits>::GetData()
|
|
{
|
|
return m_pData;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
const E* CAtlArray<E, ETraits>::GetData() const
|
|
{
|
|
return m_pData;
|
|
}
|
|
|
|
|
|
template<typename E, class ETraits = CElementTraits<E> >
|
|
class CAtlList
|
|
{
|
|
private:
|
|
typedef typename ETraits::INARGTYPE INARGTYPE;
|
|
|
|
private:
|
|
class CNode : public __POSITION
|
|
{
|
|
public:
|
|
CNode* m_Next;
|
|
CNode* m_Prev;
|
|
E m_Element;
|
|
|
|
public:
|
|
CNode(INARGTYPE Element) :
|
|
m_Element(Element)
|
|
{
|
|
}
|
|
|
|
/* The CNode class does not support construction by copy */
|
|
private:
|
|
CNode(_In_ const CNode&);
|
|
CNode& operator=(_In_ const CNode&);
|
|
};
|
|
|
|
private:
|
|
CAtlPlex* m_Blocks;
|
|
UINT m_BlockSize;
|
|
CNode* m_HeadNode;
|
|
CNode* m_TailNode;
|
|
CNode* m_FreeNode;
|
|
size_t m_NumElements;
|
|
|
|
/* The CAtlList class does not support construction by copy */
|
|
private:
|
|
CAtlList(_In_ const CAtlList&);
|
|
CAtlList& operator=(_In_ const CAtlList&);
|
|
|
|
public:
|
|
CAtlList(_In_ UINT nBlockSize = 10);
|
|
~CAtlList();
|
|
|
|
size_t GetCount() const;
|
|
bool IsEmpty() const;
|
|
|
|
POSITION GetHeadPosition() const;
|
|
POSITION GetTailPosition() const;
|
|
|
|
E& GetNext(_Inout_ POSITION& pos);
|
|
const E& GetNext(_Inout_ POSITION& pos) const;
|
|
E& GetPrev(_Inout_ POSITION& pos);
|
|
const E& GetPrev(_Inout_ POSITION& pos) const;
|
|
|
|
E& GetAt(_In_ POSITION pos);
|
|
const E& GetAt(_In_ POSITION pos) const;
|
|
|
|
POSITION AddHead(INARGTYPE element);
|
|
POSITION AddTail(INARGTYPE element);
|
|
|
|
E RemoveHead();
|
|
E RemoveTail();
|
|
|
|
POSITION InsertBefore(_In_ POSITION pos, INARGTYPE element);
|
|
POSITION InsertAfter(_In_ POSITION pos, INARGTYPE element);
|
|
|
|
void RemoveAll();
|
|
void RemoveAt(_In_ POSITION pos);
|
|
|
|
POSITION Find(
|
|
INARGTYPE element,
|
|
_In_opt_ POSITION posStartAfter = NULL) const;
|
|
POSITION FindIndex(_In_ size_t iElement) const;
|
|
|
|
private:
|
|
CNode* CreateNode(
|
|
INARGTYPE element,
|
|
_In_opt_ CNode* pPrev,
|
|
_In_opt_ CNode* pNext
|
|
);
|
|
|
|
void FreeNode(
|
|
_Inout_ CNode* pNode
|
|
);
|
|
|
|
CNode* GetFreeNode(
|
|
);
|
|
|
|
};
|
|
|
|
|
|
//
|
|
// CAtlist public methods
|
|
//
|
|
|
|
template<typename E, class ETraits>
|
|
CAtlList< E, ETraits >::CAtlList(_In_ UINT nBlockSize) :
|
|
m_Blocks(NULL),
|
|
m_BlockSize(nBlockSize),
|
|
m_HeadNode(NULL),
|
|
m_TailNode(NULL),
|
|
m_FreeNode(NULL),
|
|
m_NumElements(0)
|
|
{
|
|
ATLASSERT(nBlockSize > 0);
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
CAtlList<E, ETraits >::~CAtlList(void)
|
|
{
|
|
RemoveAll();
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
inline size_t CAtlList< E, ETraits >::GetCount() const
|
|
{
|
|
return m_NumElements;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
inline bool CAtlList< E, ETraits >::IsEmpty() const
|
|
{
|
|
return (m_NumElements == 0);
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
inline POSITION CAtlList<E, ETraits>::GetHeadPosition() const
|
|
{
|
|
return (POSITION)m_HeadNode;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
inline POSITION CAtlList<E, ETraits>::GetTailPosition() const
|
|
{
|
|
return (POSITION)m_TailNode;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
inline E& CAtlList< E, ETraits >::GetNext(_Inout_ POSITION& pos)
|
|
{
|
|
CNode* Node = (CNode*)pos;
|
|
pos = (POSITION)Node->m_Next;
|
|
return Node->m_Element;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
inline const E& CAtlList< E, ETraits >::GetNext(_Inout_ POSITION& pos) const
|
|
{
|
|
CNode* Node = (CNode*)pos;
|
|
pos = (POSITION)Node->m_Next;
|
|
return Node->m_Element;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
inline E& CAtlList< E, ETraits >::GetPrev(_Inout_ POSITION& pos)
|
|
{
|
|
CNode* Node = (CNode*)pos;
|
|
pos = (POSITION)Node->m_Prev;
|
|
return Node->m_Element;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
inline const E& CAtlList< E, ETraits >::GetPrev(_Inout_ POSITION& pos) const
|
|
{
|
|
CNode* Node = (CNode*)pos;
|
|
pos = (POSITION)Node->m_Prev;
|
|
return Node->m_Element;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
inline E& CAtlList< E, ETraits >::GetAt(_In_ POSITION pos)
|
|
{
|
|
CNode* Node = (CNode*)pos;
|
|
return Node->m_Element;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
inline const E& CAtlList< E, ETraits >::GetAt(_In_ POSITION pos) const
|
|
{
|
|
CNode* Node = (CNode*)pos;
|
|
return Node->m_Element;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
POSITION CAtlList<E, ETraits>::AddHead(INARGTYPE element)
|
|
{
|
|
CNode* Node = CreateNode(element, NULL, m_HeadNode);
|
|
if (m_HeadNode)
|
|
{
|
|
m_HeadNode->m_Prev = Node;
|
|
}
|
|
else
|
|
{
|
|
m_TailNode = Node;
|
|
}
|
|
m_HeadNode = Node;
|
|
|
|
return (POSITION)Node;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
POSITION CAtlList<E, ETraits>::AddTail(INARGTYPE element)
|
|
{
|
|
CNode* Node = CreateNode(element, m_TailNode, NULL);
|
|
if (m_TailNode)
|
|
{
|
|
m_TailNode->m_Next = Node;
|
|
}
|
|
else
|
|
{
|
|
m_HeadNode = Node;
|
|
}
|
|
m_TailNode = Node;
|
|
|
|
return (POSITION)Node;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
E CAtlList<E, ETraits>::RemoveHead()
|
|
{
|
|
CNode* Node = m_HeadNode;
|
|
E Element(Node->m_Element);
|
|
|
|
m_HeadNode = Node->m_Next;
|
|
if (m_HeadNode)
|
|
{
|
|
m_HeadNode->m_Prev = NULL;
|
|
}
|
|
else
|
|
{
|
|
m_TailNode = NULL;
|
|
}
|
|
FreeNode(Node);
|
|
|
|
return Element;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
E CAtlList<E, ETraits>::RemoveTail()
|
|
{
|
|
CNode* Node = m_TailNode;
|
|
E Element(Node->m_Element);
|
|
|
|
m_TailNode = Node->m_Prev;
|
|
if (m_TailNode)
|
|
{
|
|
m_TailNode->m_Next = NULL;
|
|
}
|
|
else
|
|
{
|
|
m_HeadNode = NULL;
|
|
}
|
|
FreeNode(Node);
|
|
|
|
return Element;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
POSITION CAtlList<E, ETraits >::InsertBefore(_In_ POSITION pos, _In_ INARGTYPE element)
|
|
{
|
|
if (pos == NULL)
|
|
return AddHead(element);
|
|
|
|
CNode* OldNode = (CNode*)pos;
|
|
CNode* Node = CreateNode(element, OldNode->m_Prev, OldNode);
|
|
|
|
if (OldNode->m_Prev != NULL)
|
|
{
|
|
OldNode->m_Prev->m_Next = Node;
|
|
}
|
|
else
|
|
{
|
|
m_HeadNode = Node;
|
|
}
|
|
OldNode->m_Prev = Node;
|
|
|
|
return (POSITION)Node;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
POSITION CAtlList<E, ETraits >::InsertAfter(_In_ POSITION pos, _In_ INARGTYPE element)
|
|
{
|
|
if (pos == NULL)
|
|
return AddTail(element);
|
|
|
|
CNode* OldNode = (CNode*)pos;
|
|
CNode* Node = CreateNode(element, OldNode, OldNode->m_Next);
|
|
|
|
if (OldNode->m_Next != NULL)
|
|
{
|
|
OldNode->m_Next->m_Prev = Node;
|
|
}
|
|
else
|
|
{
|
|
m_TailNode = Node;
|
|
}
|
|
OldNode->m_Next = Node;
|
|
|
|
return (POSITION)Node;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
void CAtlList<E, ETraits >::RemoveAll()
|
|
{
|
|
while (m_NumElements > 0)
|
|
{
|
|
CNode* Node = m_HeadNode;
|
|
m_HeadNode = m_HeadNode->m_Next;
|
|
FreeNode(Node);
|
|
}
|
|
|
|
m_HeadNode = NULL;
|
|
m_TailNode = NULL;
|
|
m_FreeNode = NULL;
|
|
|
|
if (m_Blocks)
|
|
{
|
|
m_Blocks->Destroy();
|
|
m_Blocks = NULL;
|
|
}
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
void CAtlList<E, ETraits >::RemoveAt(_In_ POSITION pos)
|
|
{
|
|
ATLASSERT(pos != NULL);
|
|
|
|
CNode* OldNode = (CNode*)pos;
|
|
if (OldNode == m_HeadNode)
|
|
{
|
|
m_HeadNode = OldNode->m_Next;
|
|
}
|
|
else
|
|
{
|
|
OldNode->m_Prev->m_Next = OldNode->m_Next;
|
|
}
|
|
if (OldNode == m_TailNode)
|
|
{
|
|
m_TailNode = OldNode->m_Prev;
|
|
}
|
|
else
|
|
{
|
|
OldNode->m_Next->m_Prev = OldNode->m_Prev;
|
|
}
|
|
FreeNode(OldNode);
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
POSITION CAtlList< E, ETraits >::Find(
|
|
INARGTYPE element,
|
|
_In_opt_ POSITION posStartAfter) const
|
|
{
|
|
CNode* Node = (CNode*)posStartAfter;
|
|
if (Node == NULL)
|
|
{
|
|
Node = m_HeadNode;
|
|
}
|
|
else
|
|
{
|
|
Node = Node->m_Next;
|
|
}
|
|
|
|
for (; Node != NULL; Node = Node->m_Next)
|
|
{
|
|
if (ETraits::CompareElements(Node->m_Element, element))
|
|
return (POSITION)Node;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
POSITION CAtlList< E, ETraits >::FindIndex(_In_ size_t iElement) const
|
|
{
|
|
if (iElement >= m_NumElements)
|
|
return NULL;
|
|
|
|
if (m_HeadNode == NULL)
|
|
return NULL;
|
|
|
|
CNode* Node = m_HeadNode;
|
|
for (size_t i = 0; i < iElement; i++)
|
|
{
|
|
Node = Node->m_Next;
|
|
}
|
|
|
|
return (POSITION)Node;
|
|
}
|
|
|
|
|
|
//
|
|
// CAtlist private methods
|
|
//
|
|
|
|
template<typename E, class ETraits>
|
|
typename CAtlList<E, ETraits>::CNode* CAtlList<E, ETraits>::CreateNode(
|
|
INARGTYPE element,
|
|
_In_opt_ CNode* Prev,
|
|
_In_opt_ CNode* Next
|
|
)
|
|
{
|
|
GetFreeNode();
|
|
|
|
CNode* NewNode = m_FreeNode;
|
|
CNode* NextFree = m_FreeNode->m_Next;
|
|
|
|
NewNode = new CNode(element);
|
|
|
|
m_FreeNode = NextFree;
|
|
NewNode->m_Prev = Prev;
|
|
NewNode->m_Next = Next;
|
|
m_NumElements++;
|
|
|
|
return NewNode;
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
void CAtlList<E, ETraits>::FreeNode(
|
|
_Inout_ CNode* pNode
|
|
)
|
|
{
|
|
pNode->~CNode();
|
|
pNode->m_Next = m_FreeNode;
|
|
m_FreeNode = pNode;
|
|
|
|
m_NumElements--;
|
|
if (m_NumElements == 0)
|
|
{
|
|
RemoveAll();
|
|
}
|
|
}
|
|
|
|
template<typename E, class ETraits>
|
|
typename CAtlList<E, ETraits>::CNode* CAtlList< E, ETraits>::GetFreeNode()
|
|
{
|
|
if (m_FreeNode)
|
|
{
|
|
return m_FreeNode;
|
|
}
|
|
|
|
CAtlPlex* Block = CAtlPlex::Create(m_Blocks, m_BlockSize, sizeof(CNode));
|
|
if (Block == NULL)
|
|
{
|
|
AtlThrowImp(E_OUTOFMEMORY);
|
|
}
|
|
|
|
CNode* Node = (CNode*)Block->GetData();
|
|
Node += (m_BlockSize - 1);
|
|
for (int i = m_BlockSize - 1; i >= 0; i--)
|
|
{
|
|
Node->m_Next = m_FreeNode;
|
|
m_FreeNode = Node;
|
|
Node--;
|
|
}
|
|
|
|
return m_FreeNode;
|
|
}
|
|
|
|
|
|
template<typename E, class Allocator = CCRTAllocator >
|
|
class CHeapPtrList :
|
|
public CAtlList<CHeapPtr<E, Allocator>, CHeapPtrElementTraits<E, Allocator> >
|
|
{
|
|
public:
|
|
CHeapPtrList(_In_ UINT nBlockSize = 10) :
|
|
CAtlList<CHeapPtr<E, Allocator>, CHeapPtrElementTraits<E, Allocator> >(nBlockSize)
|
|
{
|
|
}
|
|
|
|
private:
|
|
CHeapPtrList(const CHeapPtrList&);
|
|
CHeapPtrList& operator=(const CHeapPtrList*);
|
|
};
|
|
|
|
|
|
}
|
|
|
|
#endif |