74 lines
2.2 KiB
JavaScript
74 lines
2.2 KiB
JavaScript
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// Add onHover event for dropdowns
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;(function ($) {
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if (!$ || !$.fn) return
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const SELECTOR = '[data-bs-toggle=dropdown][data-trigger=hover]'
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const TIMEOUT = 150
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function openDropdown($i) {
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let t = $i.data('dd-timeout')
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if (t) {
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clearTimeout(t)
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t = null
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$i.data('dd-timeout', t)
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}
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if ($i.attr('aria-expanded') !== 'true') $i.dropdown('toggle')
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}
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function closeDropdown($i) {
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let t = $i.data('dd-timeout')
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if (t) clearTimeout(t)
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t = setTimeout(() => {
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let t2 = $i.data('dd-timeout')
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if (t2) {
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clearTimeout(t2)
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t2 = null
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$i.data('dd-timeout', t2)
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}
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if ($i.attr('aria-expanded') === 'true') $i.dropdown('toggle')
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}, TIMEOUT)
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$i.data('dd-timeout', t)
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}
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$(function () {
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$('body')
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.on('mouseenter', `${SELECTOR}, ${SELECTOR} ~ .dropdown-menu`, function () {
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const $toggle = $(this).hasClass('dropdown-toggle') ? $(this) : $(this).prev('.dropdown-toggle')
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const $dropdown = $(this).hasClass('dropdown-menu') ? $(this) : $(this).next('.dropdown-menu')
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if (window.getComputedStyle($dropdown[0], null).getPropertyValue('position') === 'static') return
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// Set hovered flag
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if ($(this).is(SELECTOR)) {
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$(this).data('hovered', true)
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}
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openDropdown($(this).hasClass('dropdown-toggle') ? $(this) : $(this).prev('.dropdown-toggle'))
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})
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.on('mouseleave', `${SELECTOR}, ${SELECTOR} ~ .dropdown-menu`, function () {
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const $toggle = $(this).hasClass('dropdown-toggle') ? $(this) : $(this).prev('.dropdown-toggle')
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const $dropdown = $(this).hasClass('dropdown-menu') ? $(this) : $(this).next('.dropdown-menu')
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if (window.getComputedStyle($dropdown[0], null).getPropertyValue('position') === 'static') return
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// Remove hovered flag
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if ($(this).is(SELECTOR)) {
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$(this).data('hovered', false)
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}
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closeDropdown($(this).hasClass('dropdown-toggle') ? $(this) : $(this).prev('.dropdown-toggle'))
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})
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.on('hide.bs.dropdown', function (e) {
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if ($(this).find(SELECTOR).data('hovered')) e.preventDefault()
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})
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})
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})(window.jQuery)
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