#include "mainwindow.h"

#include "ui_mainwindow.h"

#include<QCheckBox>

#include<QDebug>

#include<QCloseEvent>

#include<QMessageBox>

#include <QStandardItemModel>

#include <QStandardItem>

#include <QDebug>

MainWindow::MainWindow(QWidget *parent) :

    QMainWindow(parent),

    ui(new Ui::MainWindow)

{

    ui->setupUi(this);

    QStandardItemModel* Model = new  QStandardItemModel();

    //设置列的数量

    Model->setColumnCount();

    Model->setHeaderData(,Qt::Horizontal,QString::fromLocal8Bit("name"));

    Model->setHeaderData(,Qt::Horizontal,QString::fromLocal8Bit("age"));

    //设置表格属性

    ui->tableView->setModel(Model);

    //表头信息显示居左

    ui->tableView->horizontalHeader()->setDefaultAlignment(Qt::AlignLeft);

    //设置列宽

    ui->tableView->setColumnWidth(,);

    ui->tableView->setColumnWidth(,);

    //添加元素

    for(int i=;i<;i++)

    {

        Model->setItem(i,,new QStandardItem(QString("名字%1").arg(i)));

        Model->setItem(i,,new QStandardItem(QString("1%1").arg(i)));

    }

    //监视哪一行被修改

    connect(Model,&QStandardItemModel::itemChanged,[this](QStandardItem*item){

        qDebug()<<item->row()<<endl;

    });

    connect(ui->checkBox,&QCheckBox::stateChanged,[this](int state){

        qDebug()<<state<<endl;

        switch (state) {

        case Qt::Checked:

            qDebug()<<"被选中"<<endl;

            break;

        case Qt::Unchecked:

            qDebug()<<"取消选中"<<endl;

            break;

           case Qt::PartiallyChecked:

            qDebug()<<"未被完全选中"<<endl;

            break;

        default:

            break;

        }

    });

}

MainWindow::~MainWindow()

{

    delete ui;

}

void MainWindow::closeEvent(QCloseEvent *event)

{

    if(event->type()== QEvent::Close)

    {

        int ret = QMessageBox::question(this,tr("Are you sure it's closed?"),tr("Are you sure it's closed?"));

        if(ret == QMessageBox::Yes)

        {

            event->accept();

        }else

        {

            event->ignore();

        }

    }

}