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Escape Close Modal Accessibility

Example

Escape Close Modal Accessibility

Description

Add accessibility functionality to your Webflow modals with this Javascript code. When a user presses escape the modal window will automatically close.

Instructions

  1. Review the sample HTML structure and elements for familiarity
  2. Add the custom JS code to the closing body tag of your custom code page settings
  3. The button to open and close must be an immediate sibling below modal-wrapper
  4. The button that opens the modal must have a custom attribute of modal="button"

Javascript snippet

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<script>
$(document).ready(function () {
    var findDialog = function (elem) {

        var tabbable = elem.find('select, input, textarea, button, a').filter(':visible');

        var firstTabbable = tabbable.first();
        var lastTabbable = tabbable.last();
        /*set focus on first input*/
        firstTabbable.focus();

        /*redirect last tab to first input*/
        lastTabbable.on('keydown', function (e) {
            if ((e.which === 9 && !e.shiftKey)) {
                e.preventDefault();
                firstTabbable.focus();
            }
        });

        /*redirect first shift+tab to last input*/
        firstTabbable.on('keydown', function (e) {
            if ((e.which === 9 && e.shiftKey)) {
                e.preventDefault();
                lastTabbable.focus();
            }
        });


        /* allow escape key to close insiders div */
        elem.on('keyup', function (e) {
            if (e.keyCode === 27) {
                document.querySelector('.modal-close_btn').click();
            };
        });


    };


    $('[modal=button]').click(function (e) {
        e.preventDefault();

        $(this).next().show();
        findDialog($(this).next());
    });

    $('.modal-close_btn, .modal-close_area').click(function (e) {
        e.preventDefault();

        $('.modal-wrapper').hide();
    });


});
</script>

CSS snippet

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HTML snippet

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<a modal="button" class="button cc-primary">Open Modal</a>
<div class="modal-wrapper" role="dialog" aria-modal="true" aria-labelledby="Popup Modal">
    <div class="modal-container">
        <div class="p-2">
            <h3>This is a modal</h3>
            <p>Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua.</p>
            <a href="#" class="button cc-primary">Button</a>
            <a href="#" class="modal-close_btn">
                <span class="sr-only">Close Modal</span>
                <span aria-hidden="true">×</span>
            </a>
        </div>
    </div>
    <div tabindex="-1" aria-hidden="true" class="modal-close_area"></div>
</div>
Corey Moen

Corey Moen

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Accessibility
Javascript
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Escape Close Modal Accessibility

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