with (root) {
            prefWidth = 800.0
            prefHeight = 600.0
            top {
                menubar {
                    menu {
                        text = "File"
                        menuitem("Quit") {
                            System.exit(0)
                        }
                    }
                    hbox {
                        textfield().bind(itemToMakeProperty())
                        label("amount")
                        textfield().bind(amountToMakeProperty())
                        button {
                            text = "make"
                            setOnAction {
                                println(itemToMake)
                                println(amountToMake)
                                val make = itemToMake.replace(" ", "-")
                                val order = Order(make, amountToMake.toDouble())
                                orderTreeView.updateTreeTable(order.order)
                                orderTableView.updateTable(order)
                                orderGraphView.updateGraph(order)
                                testView.updateGraph(order)
                            }
                        }
                    }
                }
            }
            center {
                tabpane {

                    tab("Tree", orderTreeView.root) { tabClosingPolicy = UNAVAILABLE }
                    tab("Shopping list", orderTableView.root) { tabClosingPolicy = UNAVAILABLE }
                    tab("test", testView.root) { tabClosingPolicy = UNAVAILABLE }
                }
            }
        }
    }