39 lines
979 B
JavaScript
39 lines
979 B
JavaScript
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"use strict";
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!function($) {
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$.fn.dropdownCaret = function (config) {
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return this.each(function () {
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var $this = $(this);
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var _config = $.extend(
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{},
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$.fn.dropdownCaret.defaults,
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$this.data(),
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typeof config === 'object' && config
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);
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var $parent = $this.closest(_config.parent);
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var width = $parent.width();
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var attrs = _config.style || {};
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var length = Math.ceil(width / 2) - 12;
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if (_config.right || $this.is('.dropdown-menu-right') || $this.is('.float-right')) {
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$.extend(attrs, {
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right: length + 'px',
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left : 'auto'
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});
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} else {
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$.extend(attrs, {
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left : length + 'px',
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right: 'auto'
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});
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}
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$('<span class="'+_config.class+'"></span>').css(attrs).prependTo($this);
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});
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};
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$.fn.dropdownCaret.defaults = {
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parent: '.dropdown',
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class : 'arrow',
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right : false
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};
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}(jQuery);
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