import gi

gi.require_version('Gtk', '4.0')
from gi.repository import Gtk


class GridWindow(Gtk.ApplicationWindow):
    def __init__(self, **kargs):
        super().__init__(**kargs, title='Grid Example')

        button1 = Gtk.Button(label='Button 1')
        button2 = Gtk.Button(label='Button 2')
        button3 = Gtk.Button(label='Button 3')
        button4 = Gtk.Button(label='Button 4')
        button5 = Gtk.Button(label='Button 5')
        button6 = Gtk.Button(label='Button 6')

        grid = Gtk.Grid()
        grid.attach(button1, 0, 0, 1, 1)
        grid.attach(button2, 1, 0, 2, 1)
        grid.attach_next_to(button3, button1, Gtk.PositionType.BOTTOM, 1, 2)
        grid.attach_next_to(button4, button3, Gtk.PositionType.RIGHT, 2, 1)
        grid.attach(button5, 1, 2, 1, 1)
        grid.attach_next_to(button6, button5, Gtk.PositionType.RIGHT, 1, 1)

        self.set_child(grid)


def on_activate(app):
    # Create window
    win = GridWindow(application=app)
    win.present()


app = Gtk.Application(application_id='com.example.App')
app.connect('activate', on_activate)

app.run(None)
