44 lines
1.2 KiB
JavaScript
44 lines
1.2 KiB
JavaScript
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/*
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* Topbar title auto change while scrolling in mobile screens.
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* © 2018-2019 Cotes Chung
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* MIT License
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*/
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$(function(){
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var DEFAULT = $("#topbar-title").text().trim();
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var title = ($("div.post>h1").length > 0) ?
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$("div.post>h1").text().trim() : $("h1").text().trim();
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if ($("#page-category").length || $("#page-tag").length) {
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/* The title in Category or Tag page will be '<title> <count_of_posts>' */
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if (/\s/.test(title)) {
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title = title.replace(/[0-9]/g, '').trim();
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}
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}
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// Replace topbar title while scroll screens.
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$(window).scroll(function () {
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if ($("#post-list").length // in Home page
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|| $("div.post>h1").is(":hidden") // is tab pages
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|| $("#topbar-title").is(":hidden") // not mobile screens
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|| $("#sidebar.sidebar-expand").length) { // when the sidebar trigger is clicked
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return false;
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}
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if ($(this).scrollTop() >= 95) {
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if ($("#topbar-title").text() != title) {
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$("#topbar-title").text(title);
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}
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} else {
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if ($("#topbar-title").text() != DEFAULT) {
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$("#topbar-title").text(DEFAULT);
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}
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}
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})
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// Click title remove hover effect.
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$('#topbar-title').click(function() {
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$('body,html').animate({scrollTop: 0}, 800);
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});
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});
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