config.js

   // Inside the 'activate' method in your config...
    const createMenu = () => {
        const myMonthsMenu = oni.menu.create()

        const months = ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"]

        const menuItems = months.map((s) => ({ icon: "calendar", label: s}))

        myMonthsMenu.show()
        myMonthsMenu.setItems(menuItems)
    }

    oni.input.bind("<c-space>", createMenu)