#include "mainwindow.h"#include "ui_mainwindow.h"#include <QFileDialog>MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWindow){ ui->setupUi(this);}MainWindow::~MainWindow(){ delete ui;}void MainWindow::on_pushButton_clicked(){ QFileDialog::getOpenFileName(this, "test");}