Qt之json与xml互相转换

Qt之json与xml互相转换

Qt之json与xml互相转换

#include "widget.h"#include "ui_widget.h"#include #include Widget::Widget(QWidget *parent) : QWidget(parent), ui(new Ui::Widget){ ui->setupUi(this); setWindowTitle(QString::fromLocal8Bit("json xml 文件转换：作者：QQ：609162385"));}Widget::~Widget(){ delete ui;}void Widget::json2xmlconvert(const istream &input){ ostringstream oss; oss << input.rdbuf(); std::string xml; json2xml(oss.str().data(), xml); std::cout << xml << std::endl; QString tempstr(xml.c_str()); QFile outFile(json2xml_output_fileName); outFile.open(QIODevice::WriteOnly | QIODevice::Append); QTextStream ts(&outFile); ts << tempstr << endl;}void Widget::xml2jsonconvert(const istream &input){ ostringstream oss; oss << input.rdbuf(); std::string json; xml2json(oss.str().data(), json); std::cout << json << std::endl; QString tempstr(json.c_str()); QFile outFile(xml2json_output_fileName); outFile.open(QIODevice::WriteOnly | QIODevice::Append); QTextStream ts(&outFile); ts << tempstr << endl;}void Widget::on_btn_json2xml_clicked(){ json2xmlconvert(ifstream(json2xml_input_fileName.toStdString().c_str()));}void Widget::on_btn_xml2json_clicked(){ xml2jsonconvert(ifstream(xml2json_input_fileName.toStdString().c_str()));}void Widget::on_btn_json2xml_input_clicked(){ json2xml_input_fileName = QFileDialog::getOpenFileName(this, tr("Open file"), "/home/jana", tr(" Files (*.json)")); ui->json2xml_input->setText(json2xml_input_fileName);}void Widget::on_btn_json2xml_output_clicked(){ json2xml_output_fileName = QFileDialog::getSaveFileName(this, tr("Open file"), "/home/jana", tr(" Files (*.xml)")); ui->json2xml_output->setText(json2xml_output_fileName);}void Widget::on_btn_xml2json_input_clicked(){ xml2json_input_fileName = QFileDialog::getOpenFileName(this, tr("Open file"), "/home/jana", tr(" Files (*.xml)")); ui->xml2json_input->setText(xml2json_input_fileName);}void Widget::on_btn_xml2json_output_clicked(){ xml2json_output_fileName = QFileDialog::getSaveFileName(this, tr("Open file"), "/home/jana", tr(" Files (*.json)")); ui->xml2json_output->setText(xml2json_output_fileName);}

#ifndef WIDGET_H#define WIDGET_H#include "../src/j2x.h"#include #include #include #include #include using namespace std;namespace Ui {class Widget;}class Widget : public QWidget{ Q_OBJECTpublic: explicit Widget(QWidget *parent = 0); ~Widget(); void json2xmlconvert(const istream &input); void xml2jsonconvert(const istream &input);private slots: void on_btn_json2xml_clicked(); void on_btn_xml2json_clicked(); void on_btn_json2xml_input_clicked(); void on_btn_json2xml_output_clicked(); void on_btn_xml2json_input_clicked(); void on_btn_xml2json_output_clicked();private: Ui::Widget *ui; QString json2xml_input_fileName; QString json2xml_output_fileName; QString xml2json_input_fileName; QString xml2json_output_fileName;};#endif // WIDGET_H

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