Kallery/mainwindow.h

#include <QMainWindow>
#include <QSplitter>
#include "imagegallery.h"

class MainWindow : public QMainWindow
{
    Q_OBJECT

public:
    MainWindow(QWidget *parent = nullptr);
    ~MainWindow();

private:
    QSplitter *splitter;
    QWidget *leftMenu;
    ImageGallery *imageGallery;
};