112 lines
2.9 KiB
JavaScript
112 lines
2.9 KiB
JavaScript
/*
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GreedyNav.js - https://github.com/lukejacksonn/GreedyNav
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Licensed under the MIT license - http://opensource.org/licenses/MIT
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Copyright (c) 2015 Luke Jackson
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*/
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$(document).ready(function(){
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var $btn1 = $('nav.greedy-nav button.navsel');
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var $btn2 = $('nav.greedy-nav button.langsel');
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var $vlinks = $('nav.greedy-nav .visible-links');
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var $hlinks1 = $('nav.greedy-nav .hidden-links.links-menu');
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var $hlinks2 = $('nav.greedy-nav .hidden-links.lang-menu');
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var numOfItems = 0;
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var totalSpace = 0;
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var closingTime = 1000;
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var breakWidths = [];
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// Get initial state
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$vlinks.children().outerWidth(function(i, w) {
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totalSpace += w;
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numOfItems += 1;
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breakWidths.push(totalSpace);
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});
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var availableSpace, numOfVisibleItems, requiredSpace, timer1, timer2;
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function check() {
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// Get instant state
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availableSpace = $vlinks.width() - 10;
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numOfVisibleItems = $vlinks.children().length;
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requiredSpace = breakWidths[numOfVisibleItems - 1];
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// There is not enough space
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if (requiredSpace > availableSpace) {
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$vlinks.children().last().prependTo($hlinks1);
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numOfVisibleItems -= 1;
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check();
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// There is more than enough space
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} else if (availableSpace > breakWidths[numOfVisibleItems]) {
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$hlinks1.children().first().appendTo($vlinks);
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numOfVisibleItems += 1;
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check();
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}
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// Update the button accordingly
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$btn1.attr("count", numOfItems - numOfVisibleItems);
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if (numOfVisibleItems === numOfItems) {
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$btn1.addClass('hidden');
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} else {
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$btn1.removeClass('hidden');
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}
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}
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// Window listeners
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$(window).resize(function() {
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check();
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});
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$btn1.on('click', function() {
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if($hlinks1.is(":visible")){
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$hlinks1.addClass('hidden');
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$(this).removeClass('close');
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} else {
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$hlinks1.removeClass('hidden');
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$(this).addClass('close');
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$hlinks2.addClass('hidden');
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$btn2.removeClass('close');
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clearTimeout(timer2);
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}
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});
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$hlinks1.on('mouseleave', function() {
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// Mouse has left, start the timer1
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timer1 = setTimeout(function() {
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$hlinks1.addClass('hidden');
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$btn1.removeClass('close');
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}, closingTime);
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}).on('mouseenter', function() {
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// Mouse is back, cancel the timer1
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clearTimeout(timer1);
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})
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$btn2.on('click', function() {
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if($hlinks2.is(":visible")){
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$hlinks2.addClass('hidden');
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$(this).removeClass('close');
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} else {
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$hlinks2.removeClass('hidden');
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$(this).addClass('close');
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$hlinks1.addClass('hidden');
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$btn1.removeClass('close');
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clearTimeout(timer1);
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}
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});
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$hlinks2.on('mouseleave', function() {
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// Mouse has left, start the timer2
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timer2 = setTimeout(function() {
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$hlinks2.addClass('hidden');
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$btn2.removeClass('close');
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}, closingTime);
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}).on('mouseenter', function() {
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// Mouse is back, cancel the timer2
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clearTimeout(timer2);
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})
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check();
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});
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