37 lines
903 B
JavaScript
37 lines
903 B
JavaScript
function Dropdown() {
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}
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Dropdown.prototype.listen = function() {
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var self = this;
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$(document).on('click', function() {
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self.close();
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});
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$(document).on('click', '.dropdown-menu', function(e) {
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e.preventDefault();
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e.stopImmediatePropagation();
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var submenu = $(this).next('ul');
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var submenuHeight = 240;
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if (! submenu.is(':visible')) {
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self.close();
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if ($(this).offset().top + submenuHeight - $(window).scrollTop() > $(window).height()) {
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submenu.addClass('dropdown-submenu-open dropdown-submenu-top');
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}
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else {
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submenu.addClass('dropdown-submenu-open');
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}
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}
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else {
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self.close();
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}
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});
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};
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Dropdown.prototype.close = function() {
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$('.dropdown-submenu-open').removeClass('dropdown-submenu-open');
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};
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