src/mainwindow.cpp


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

#include <QMessageBox>

MainWindow::MainWindow(QWidget *parent)
    : QMainWindow(parent)
    , ui(new Ui::MainWindow)
{
    ui->setupUi(this);
    QMetaObject::connectSlotsByName(this);
}

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

void MainWindow::on_actionOpen_triggered(bool checked) {
    QMessageBox msgBox;
    msgBox.setText("It works!");
    msgBox.exec();
}