#include "mainwindow.h" #include "sceneviewer.h" #include MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent) { ui.setupUi(this); // Set layout as a horizontal box layout QHBoxLayout* horizontalLayout = new QHBoxLayout(); ui.centralWidget->setLayout(horizontalLayout); // Create a placeholder widget on the left QWidget* leftWidget = new QWidget(ui.centralWidget); horizontalLayout->addWidget(leftWidget); // Add sceneviewer widget to the main window SceneViewer* sceneViewer = new SceneViewer(ui.centralWidget); horizontalLayout->addWidget(sceneViewer); sceneViewer->resize(400, 400); } MainWindow::~MainWindow() {}