#include "Demo001_3.h" #include "ui_Demo001_3.h" Demo001_3::Demo001_3(QWidget *parent) : QMainWindow(parent) , ui(new Ui::Demo001_3) { ui->setupUi(this); initFrom(); } Demo001_3::~Demo001_3() { delete ui; } void Demo001_3::initFrom() { // ui->toolBar->setFloatable(true); // QAction *action1 = ui->toolBar->addAction(QIcon(":/images/light/zoom up.png"), "Action 1"); // QAction *action2 = ui->toolBar->addAction(QIcon(":/images/light/zoom out.png"), "Action 2"); // QAction *action3 = ui->toolBar->addAction(QIcon(":/path/to/your/icon3.png"), "Action 3"); }