//-----------------------------------------------------------------------------+
// Copyright (C), 1998-2007, Beijing Tangent Software Co. Ltd.
// = FileName	:   TXmlTree.h
// = Version	:	ver1.0
// = Author		:	xlc
// = CreateDate	:   
// = Description:  
// = Maintainers: 
//                  
//-----------------------------------------------------------------------------+
#ifndef _TXMLTREE
#define _TXMLTREE

//合成器
class GEOAPI TXmlTree
{
public:
			 TXmlTree();
	virtual ~TXmlTree();

public:

	CString	  GetXml();

	POSITION  GetRootItem();

	//<?xml version="1.0" encoding="UTF-8"?> 
	void	  SetDeclaration(LPCTSTR pszVer=_T("1.0"),LPCTSTR pszEncoding=_T("GB2312"));
	CString	  GetDeclaration() const;

	//<!-- Copy text, comments and processing instructions. -->
	void	  SetComment(LPCTSTR pszComment);
	CString	  GetCommnet() const;

	BOOL	  SetItemText(POSITION posItem,LPCTSTR pszText);
	CString   GetItemText(POSITION posItem) const;

	BOOL	  SetAttribute(POSITION posItem,LPCTSTR pszKey,LPCTSTR pszVal);
	CString	  GetAttribute(POSITION posItem,LPCTSTR pszKey) const;

	POSITION  Insert(LPCTSTR pszItem,POSITION posParent,POSITION posInsertAfter);
	BOOL	  ItemHasChildren(POSITION posItem) const;

	POSITION  GetChildItem(POSITION posParent) const;
	POSITION  GetParentItem(POSITION posItem) const;

	POSITION  GetNextSiblingItem(POSITION posItem) const;
	POSITION  GetPrevSiblingItem(POSITION posItem) const;

	BOOL	  DeleteItem(POSITION posItem);
	BOOL	  DeleteAllItems();

	UINT	  GetCount() const;

protected:

	CString	 m_sDeclaration;			//声明
	CString	 m_sComment;				//注释
	CPtrList m_lstItemPtrs;				//节点链表
};

#endif