[置顶] C++操作XML之创建(1)

C++操作XML之创建(1)

 -------------------------------------------XMLElement.h--------------------------------------------------

#include<string>
#include<vector>
#include<map>
#include<iostream>
using namespace std;

class XMLElement
{
public:
 XMLElement();

 void setElementName(const string &inName);

 void setAttribute(const string &inAttributeName,const string &inAttributeValue);

 void addSubElement(const XMLElement *inElement);

 void setTextNode(const string &inValue);

 string getMyInfo() const;

 string getMySubElemInfo() const;

 friend ostream& operator<<(ostream &outStream,const XMLElement &inElem);

protected:
 void writeToStream(ostream& outStream,int inIndentLevel=0) const;

 void indentStream(ostream& outStream,int inIndentLevel) const;

private:
 string mElementName;
 map<string,string> mAttributes;
 vector<const XMLElement*> mSubElements;
 string mTextNode;
};

---------------------------------------------XMLElement.cpp----------------------------------------------

#include "stdafx.h"
#include "XMLElement.h"
using namespace std;

XMLElement::XMLElement():mElementName("unnamed")

}

void XMLElement::setElementName(const std::string &inName)
{
 mElementName = inName;
}

void XMLElement::setAttribute(const std::string &inAttributeName, const std::string &inAttributeValue)
{
 mAttributes[inAttributeName] = inAttributeValue;
}

void XMLElement::addSubElement(const XMLElement *inElement)
{
 mSubElements.push_back(inElement);
}

void XMLElement::setTextNode(const std::string &inValue)
{
 mTextNode = inValue;
}

string XMLElement::getMyInfo() const
{
 string info = mElementName + " " ;
 for(map<string,string>::const_iterator it1 = mAttributes.begin(); it1 != mAttributes.end(); ++it1)
  info += it1->first +" " + it1->second +" ";
 info += mTextNode;
 return info;
}

string XMLElement::getMySubElemInfo() const
{
 string subInfo;
 for(vector< const XMLElement* >::const_iterator it2 = mSubElements.begin(); it2 != mSubElements.end(); ++it2)
 {
  subInfo += (*it2)->getMyInfo() + "\n";
 }
 return subInfo;
}
ostream& operator<<(ostream& outStream,const XMLElement& inElem)
{
 inElem.writeToStream(outStream);
 return (outStream);
}

void XMLElement::writeToStream(std::ostream &outStream, int inIndentLevel) const
{
 indentStream(outStream,inIndentLevel);
 outStream<<"<"<<mElementName;
 for(map<string,string>::const_iterator it1 = mAttributes.begin();it1 !=mAttributes.end(); ++it1)
 {
  outStream<<" "<<it1->first<<"=\""<<it1->second<<"\"";
 }
 outStream<<">";
 if(mTextNode !="")
  outStream<<mTextNode;
 else
 {
  outStream<<endl;
  for(vector< const XMLElement* >::const_iterator it2 = mSubElements.begin(); it2 != mSubElements.end(); ++it2)
   (*it2)->writeToStream(outStream,inIndentLevel+1);
   //(*it2)->writeToStream(outStream,inIndentLevel+1);
  indentStream(outStream,inIndentLevel);
 }
 outStream<<"</"<<mElementName<<">"<<endl;
}

void XMLElement::indentStream(std::ostream &outStream, int inIndentLevel) const
{
 for(int i=0;i<inIndentLevel;i++)
  outStream<< '\t';
}

-------------------------------------------------主函数.cpp--------------------------------------------------

// C++andXML.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include<string>
//#include<iostream>
#include "XMLElement.h"
//using namespace std;
int _tmain(int argc, _TCHAR* argv[])
{

  XMLElement myXMLElement;
  myXMLElement.setElementName("我的通讯录");
  cout<<"请输入自己的名字:";
  string myName;
  getline(cin,myName);
  cout<<"请输入自己的电话号码:";
  string myPhone;
  getline(cin,myPhone);
  myXMLElement.setAttribute(myName,myPhone);
  
  string friName;
  string friPhone;
  string friAttri;
  int i = 1;
  while(1)
  {
   cout<<"********************"<<endl;
   XMLElement *friXMLElement = new XMLElement();
   cout<<"请输入好友"<<i<<"的名字(以0结束):";
   getline(cin,friName);
   if(friName=="0")
    break;
   cout<<"请输入他(她)的电话号码:";
   getline(cin,friPhone);
   cout<<"属性为:";
   getline(cin,friAttri);
   string name ="好友";
   name += (char)(i+'0');
   friXMLElement->setElementName(name);
   friXMLElement->setAttribute(friName,friPhone);
   friXMLElement->setTextNode(friAttri);
   //cout<<friXMLElement->getMyInfo()<<endl;
   myXMLElement.addSubElement(friXMLElement);
   i++;
  }
  cout<<"我的通讯录为:"<<endl;
  //cout<<myXMLElement.getMyInfo()<<endl;
  //cout<<myXMLElement.getMySubElemInfo()<<endl;
  cout<<myXMLElement;
  cout<<endl;
 system("pause");
 return 0;
}

 

------------------------------------------------程序测试-----------------------------------------------------

请输入自己的名字:heyong
请输入自己的电话号码:1455
********************
请输入好友1的名字(以0结束):liudehua
请输入他(她)的电话号码:1345
属性为:friend
********************
请输入好友2的名字(以0结束):zhangxueyou
请输入他(她)的电话号码:1873
属性为:friend
********************
请输入好友3的名字(以0结束):liming
请输入他(她)的电话号码:1890
属性为:friend
********************
请输入好友4的名字(以0结束):guofucheng
请输入他(她)的电话号码:1876
属性为:friend
********************
请输入好友5的名字(以0结束):0
我的通讯录为:
<我的通讯录 heyong="1455">
        <好友1 liudehua="1345">friend</好友1>
        <好友2 zhangxueyou="1873">friend</好友2>
        <好友3 liming="1890">friend</好友3>
        <好友4 guofucheng="1876">friend</好友4>
</我的通讯录>

请按任意键继续. . .

 


 

 

 

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