#include "stdafx.h"
#include "stdlib.h"
#include <iostream>
//下面三个文件是本段代码需要的库文件
#include "rapidxml/rapidxml.hpp"
#include "rapidxml/rapidxml_utils.hpp"
#include "rapidxml/rapidxml_print.hpp"
int CreateXml();
int ReadAndChangeXml();
int _tmain(int argc, _TCHAR* argv[])
{
//测试用例
CreateXml();
//测试用例
ReadAndChangeXml();
system("pause");
return 0;
}
//创建一个名称为config2.xml文件
int CreateXml()
{
rapidxml::xml_document<> doc;
rapidxml::xml_node<>* rot = doc.allocate_node(rapidxml::node_pi,doc.allocate_string("xml version='1.0' encoding='utf-8'"));
doc.append_node(rot);
rapidxml::xml_node<>* node = doc.allocate_node(rapidxml::node_element,"config","information");
doc.append_node(node);
rapidxml::xml_node<>* color = doc.allocate_node(rapidxml::node_element,"color",NULL);
node->append_node(color);
color->append_node(doc.allocate_node(rapidxml::node_element,"red","0.1"));
color->append_node(doc.allocate_node(rapidxml::node_element,"green","0.1"));
color->append_node(doc.allocate_node(rapidxml::node_element,"blue","0.1"));
color->append_node(doc.allocate_node(rapidxml::node_element,"alpha","1.0"));
rapidxml::xml_node<>* size = doc.allocate_node(rapidxml::node_element,"size",NULL);
size->append_node(doc.allocate_node(rapidxml::node_element,"x","640"));
size->append_node(doc.allocate_node(rapidxml::node_element,"y","480"));
node->append_node(size);
rapidxml::xml_node<>* mode = doc.allocate_node(rapidxml::node_element,"mode","screen mode");
mode->append_attribute(doc.allocate_attribute("fullscreen","false"));
node->append_node(mode);
std::string text;
rapidxml::print(std::back_inserter(text), doc, 0);
std::cout<<text<<std::endl;
std::ofstream out("../config/config1.xml");
out << doc;
return 0;
}
//读取并修改config3.xml
int ReadAndChangeXml()
{
rapidxml::file<> fdoc("../config/config2.xml");
std::cout<<fdoc.data()<<std::endl;
rapidxml::xml_document<> doc;
doc.parse<0>(fdoc.data());
std::cout<<doc.name()<<std::endl;
//! 获取根节点
rapidxml::xml_node<>* root = doc.first_node();
std::cout<<root->name()<<std::endl;
//! 获取根节点第一个节点
rapidxml::xml_node<>* node1 = root->first_node();
std::cout<<node1->name()<<std::endl;
rapidxml::xml_node<>* node11 = node1->first_node();
std::cout<<node11->name()<<std::endl;
std::cout<<node11->value()<<std::endl;
//! 修改之后再次保存
rapidxml::xml_node<>* size = root->first_node("size");
size->append_node(doc.allocate_node(rapidxml::node_element,"w","1"));
size->append_node(doc.allocate_node(rapidxml::node_element,"h","1"));
std::string text;
rapidxml::print(std::back_inserter(text),doc,0);
std::cout<<text<<std::endl;
std::ofstream out("../config/config2.xml");
out << doc;
return 0;
}
