解析XML文件及QTableWidget示例

解析XML文件及QTableWidget示例

#include "mainwindow.h"
#include "ui_mainwindow.h"

#include 
#include 
#include 

MainWindow::MainWindow(QWidget *parent)
    : QMainWindow(parent)
    , ui(new Ui::MainWindow)
{
    ui->setupUi(this);
    setWindowTitle("解析XML文件示例");

    ui->tableWidget->horizontalHeader()->setSectionResizeMode(QHeaderView::Stretch);
    ui->tableWidget->setSelectionBehavior(QTableWidget::SelectRows);
    ui->tableWidget->setSelectionMode(QTableWidget::SingleSelection);
    ui->tableWidget->setEditTriggers(QAbstractItemView::NoEditTriggers);

    ui->pushButton->setEnabled(true);
    ui->pushButton_2->setEnabled(false);
}

MainWindow::~MainWindow()
{
    delete ui;
}

void MainWindow::Parser(QString path)
{
    ui->tableWidget->setRowCount(0);

    QFile file(path);
    file.open(QIODevice::ReadWrite | QIODevice::Text);

    QDomDocument doc;
    doc.setContent(&file);

    QDomElement root = doc.documentElement();

    for(int i=0; itableWidget->setRowCount(ui->tableWidget->rowCount() + 1);

        QDomNodeList list = root.childNodes().at(i).childNodes();
        for(int j=0; jtableWidget->setItem(i, j, new QTableWidgetItem(element.text()));
        }

//        QDomElement e=doc.createElement("taglib-website");
//        auto text=doc.createTextNode("http://www.xieyincai.com");
//        e.appendChild(text);
//        root.childNodes().at(i).appendChild(e);
    }

    //输出到文件
    QTextStream out_stream(&file);
    doc.save(out_stream,4); //缩进4格
    file.close();
}


void MainWindow::on_pushButton_clicked()
{
    Parser("web.xml");
    ui->pushButton->setEnabled(false);
    ui->pushButton_2->setEnabled(true);
}

void MainWindow::on_pushButton_2_clicked()
{
    ui->tableWidget->setRowCount(0);
    ui->pushButton->setEnabled(true);
    ui->pushButton_2->setEnabled(false);
}

void MainWindow::on_pushButton_3_clicked()
{
    close();
}

解析XML文件及QTableWidget示例