131 lines
4 KiB
HTML
131 lines
4 KiB
HTML
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{{- if (and (eq .Kind "page") (ne .Layout "archives") (ne .Layout "search") (.Param "ShowCodeCopyButtons")) }}
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<script>
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document.querySelectorAll('pre > code').forEach((codeblock) => {
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const container = codeblock.parentNode.parentNode;
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const copybutton = document.createElement('button');
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copybutton.classList.add('copy-code');
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copybutton.innerText = '{{- i18n "code_copy" | default "copy" }}';
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function copyingDone() {
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copybutton.innerText = '{{- i18n "code_copied" | default "copied!" }}';
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setTimeout(() => {
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copybutton.innerText = '{{- i18n "code_copy" | default "copy" }}';
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}, 2000);
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}
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copybutton.addEventListener('click', (cb) => {
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if ('clipboard' in navigator) {
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navigator.clipboard.writeText(codeblock.textContent);
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copyingDone();
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return;
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}
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const range = document.createRange();
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range.selectNodeContents(codeblock);
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const selection = window.getSelection();
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selection.removeAllRanges();
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selection.addRange(range);
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try {
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document.execCommand('copy');
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copyingDone();
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} catch (e) { };
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selection.removeRange(range);
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});
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if (container.classList.contains("highlight")) {
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container.appendChild(copybutton);
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} else if (container.parentNode.firstChild == container) {
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// td containing LineNos
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} else if (codeblock.parentNode.parentNode.parentNode.parentNode.parentNode.nodeName == "TABLE") {
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// table containing LineNos and code
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codeblock.parentNode.parentNode.parentNode.parentNode.parentNode.appendChild(copybutton);
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} else {
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// code blocks not having highlight as parent class
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codeblock.parentNode.appendChild(copybutton);
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}
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});
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</script>
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{{- end }}
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{{/* ToC Scroll */}}
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<script>
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// NOTE use closure instead of DOMContentLoaded because of InstantClick,
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// every page loaded by InstantClick should run the <script> tags again.
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(function() {
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const enableTocScroll = '{{- if (and (eq .Kind "page") (.Content) (.Param "ShowToc") (.Param "TocSide")) }}1{{ end }}' == '1'
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if (!enableTocScroll) {
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return
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}
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if (!document.querySelector('.toc')) {
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console.log('no toc found, ignore toc scroll')
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return
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}
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// console.log('enable toc scroll')
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// always get an array here
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const scrollListeners = window.scrollListeners
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const headings = document.querySelectorAll('h1[id],h2[id],h3[id],h4[id],h5[id]');
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const activeClass = 'active';
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// Make the first header active
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let activeHeading = headings[0];
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getLinkByHeading(activeHeading).classList.add(activeClass);
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const onScroll = () => {
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const passedHeadings = [];
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for (const h of headings) {
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// 5 px as a buffer
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if (getOffsetTop(h) < 5) {
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passedHeadings.push(h)
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} else {
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break;
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}
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}
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if (passedHeadings.length > 0) {
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newActiveHeading = passedHeadings[passedHeadings.length - 1];
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} else {
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newActiveHeading = headings[0];
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}
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if (activeHeading != newActiveHeading) {
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getLinkByHeading(activeHeading).classList.remove(activeClass);
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activeHeading = newActiveHeading;
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getLinkByHeading(activeHeading).classList.add(activeClass);
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}
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}
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let timer = null;
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const scrollListener = () => {
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if (timer !== null) {
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clearTimeout(timer)
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}
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timer = setTimeout(onScroll, 50)
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}
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window.addEventListener('scroll', scrollListener, false);
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scrollListeners.push(scrollListener)
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function getLinkByHeading(heading) {
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const id = encodeURI(heading.getAttribute('id')).toLowerCase();
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return document.querySelector(`.toc ul li a[href="#${id}"]`);
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}
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function getOffsetTop(heading) {
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if (!heading.getClientRects().length) {
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return 0;
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}
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let rect = heading.getBoundingClientRect();
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return rect.top
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}
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})();
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</script>
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{{- if (.Param "EnableImageZoom") }}
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<script>
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mediumZoom('.entry-cover img');
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mediumZoom('.post-content img:not([no-zoom])');
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</script>
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{{- end }}
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