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. . .