hamann-ausgabe-core/HaWeb/wwwroot/js/mobilemenu.mjs

// Code for showing and hiding the mobile menu
const startup_mobilemenu = function () {
    const openmenu = function () {
        var x = document.getElementById("ha-topnav");
        if (x !== null) x.className += " ha-topnav-collapsed";
        let oldbutton = document.getElementById("openmenubutton");
        if (oldbutton !== null) oldbutton.setAttribute("class", "hidden");
        let newbutton = document.getElementById("closemenubutton");
        if (newbutton !== null) newbutton.setAttribute("class", "");
    };

    const closemenu = function () {
        var x = document.getElementById("ha-topnav");
        if (x !== null) x.className = "ha-topnav";
        let oldbutton = document.getElementById("closemenubutton");
        if (oldbutton !== null) oldbutton.setAttribute("class", "hidden");
        let newbutton = document.getElementById("openmenubutton");
        if (newbutton !== null) newbutton.setAttribute("class", "");
    };

    // Menu: Show / Hide Buttons for mobile View
    if (
        document.getElementById("openmenubutton") !== null &&
        document.getElementById("closemenubutton") !== null
    ) {
        document
            .getElementById("openmenubutton")
            .addEventListener("click", openmenu);
        document
            .getElementById("closemenubutton")
            .addEventListener("click", closemenu);
    }
};

export { startup_mobilemenu };