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测试代码：
void CTestTreeDlg::OnBuild()
{
   TreeStruct * pTemp;
   pTemp = new TreeStruct();
   pTemp->m_strProperty = "Root";
   pTemp->AddSon("A")->DelSon()->AddBrother("B");
   pTemp->AddSon("CCC");
   pTemp->AddBrother("DDD");
   //pTemp->DelSon();

   buildTree(pTemp,NULL);
}
void CTestTreeDlg::buildTree(TreeStruct *pBase,HTREEITEM hParent1)
{
   HTREEITEM hParent;
   hParent= m_Tree.InsertItem(pBase->m_strProperty,0,0,hParent1);

   if(pBase->m_pSon)
   {
    buildTree(pBase->m_pSon,hParent);
   }
   if(pBase->m_pNextBrother  )
   {
    buildTree(pBase->m_pNextBrother,hParent1);
   }
}
数据结构的头文件：

class TreeStruct 
{
public:
 TreeStruct();
 virtual ~TreeStruct();
public:
 CString   m_strProperty;
 TreeStruct *m_pNextBrother;
 TreeStruct *m_pSon;
 TreeStruct * m_pParent;
public:
 TreeStruct * DelSon();
 TreeStruct * AddSon(CString strName);
 TreeStruct * AddBrother(CString strName);
 TreeStruct * GetRoot();

};

数据结构的实现文件：

TreeStruct * TreeStruct::DelSon()
{
  TreeStruct * pTemp = NULL;
  pTemp = m_pSon;
  TreeStruct *pTemp1 = NULL;
  TreeStruct *pTemp2 = NULL;
  if(pTemp)
  {
      pTemp1 = pTemp->m_pSon;
   if(pTemp1)
    return pTemp1->DelSon();
   pTemp2 = pTemp->m_pNextBrother;
   if(pTemp2)
    pTemp2->DelSon();
       delete pTemp;
    pTemp = NULL;
    m_pSon = NULL;
  }
  return this;
}

TreeStruct * TreeStruct::AddSon(CString strName)
{
 if(m_pSon)
 {
  return m_pSon->AddBrother(strName);
 }
 else
 {
  TreeStruct * pTemp = new TreeStruct();
  pTemp->m_strProperty = strName;
  pTemp->m_pParent = this;
  m_pSon = pTemp;
  return m_pSon;
 }
}
TreeStruct * TreeStruct::AddBrother(CString strName)
{
 if(m_pNextBrother == NULL)
 { 
  m_pNextBrother =  new TreeStruct();
  m_pNextBrother->m_strProperty = strName;
  m_pNextBrother->m_pParent = this;
  return m_pNextBrother;
 }
 else
 { 
  return  m_pNextBrother->AddBrother(strName);
 }
}

TreeStruct *TreeStruct::GetRoot()
{
  TreeStruct *pNowData = NULL;
  TreeStruct *pResult  = NULL;
  pNowData = this;
  while(pNowData)
  {
   pResult = pNowData->m_pParent;
   pNowData = pNowData->m_pParent;
  }
  return pResult;
}