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Printing the code in the samples and added a copy to clipboard button
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This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
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This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| var head = document.head || document.getElementsByTagName('head')[0]; | ||
| var body = document.body || document.getElementsByTagName('body')[0]; | ||
| var style = document.createElement('link'); | ||
| style.setAttribute('rel', 'stylesheet'); | ||
| style.setAttribute('href', '//cdnjs.cloudflare.com/ajax/libs/highlight.js/9.12.0/styles/monokai-sublime.min.css'); | ||
| var script = document.createElement('script'); | ||
| script.setAttribute('src', '//cdnjs.cloudflare.com/ajax/libs/highlight.js/9.12.0/highlight.min.js'); | ||
|
|
||
| head.append(style); | ||
| head.append(script); | ||
|
|
||
| body.innerHTML += '<div style="margin-top: 30px; display: block; width: 100%;"><span style="font-weight: bold; font-size: 1.5em">Source code: <button id="clipboard-copy" style="float: right; margin: 10px 10px 0 0">Copy to clipboard</button></span><pre><code class="html javascript" id="code"></code></pre></div>'; | ||
|
|
||
| /** | ||
| * This helper functions checks how many whitespaces preceed the last tag, which should have 0 | ||
| * @param html | ||
| */ | ||
| function calculateStartingWhitespacesCount(html) { | ||
| var lines = html.split(/\r?\n/); | ||
| var lastLine = lines[lines.length - 1]; | ||
| return lastLine.search(/\S|$/); | ||
| } | ||
|
|
||
| function waitForElement() { | ||
| if (typeof hljs !== 'undefined'){ | ||
| hljs.initHighlighting(); | ||
| } | ||
| else { | ||
| setTimeout(waitForElement, 100); | ||
| } | ||
| } | ||
|
|
||
| function copyToClipboard() { | ||
| var copyText = document.getElementById('code'); | ||
|
|
||
| if (document.selection) { | ||
| var range = document.body.createTextRange(); | ||
| range.moveToElementText(document.getElementById('code')); | ||
| range.select().createTextRange(); | ||
| document.execCommand("copy"); | ||
|
|
||
| } else if (window.getSelection) { | ||
| var range = document.createRange(); | ||
| range.selectNode(document.getElementById('code')); | ||
| window.getSelection().addRange(range); | ||
| document.execCommand("copy"); | ||
| } | ||
| if (window.getSelection) { | ||
| window.getSelection().removeAllRanges(); | ||
| } else if (document.selection) { | ||
| document.selection.empty(); | ||
| } | ||
|
|
||
| document.getElementById('clipboard-copy').innerText = 'Copied!'; | ||
| setTimeout(function() { | ||
| document.getElementById('clipboard-copy').innerText = 'Copy to clipboard'; | ||
| }, 2000); | ||
| } | ||
|
|
||
| var codeElements = document.getElementsByClassName('code'); | ||
| for (var i = 0; i < codeElements.length; i++) { | ||
| var tag = codeElements[i].cloneNode(true); | ||
| var classes = tag.className.replace('code', ''); | ||
| if (classes === '') { | ||
| tag.removeAttribute('class'); | ||
| } else { | ||
| tag.className = classes; | ||
| } | ||
|
|
||
| // fix indentation | ||
| var startingWhitespaces = calculateStartingWhitespacesCount(tag.outerHTML); | ||
| var regex = new RegExp('^ {' + startingWhitespaces + '}', 'mg'); | ||
| document.getElementById('code').innerText += tag.outerHTML.replace(regex, '') + '\n'; | ||
| } | ||
|
|
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| document.getElementById('clipboard-copy').addEventListener('click', copyToClipboard); | ||
|
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| waitForElement(); | ||
|
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|
|
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