#include "MainWindow.h" #include "ui_MainWindow.h" MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWindow) { ui->setupUi(this); QAction *action2 = new QAction(tr("QTool&Button with default action"), this); ui->toolButton2->setDefaultAction(action2); } MainWindow::~MainWindow() { delete ui; }