204 lines
4.5 KiB
Java
204 lines
4.5 KiB
Java
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8" />
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<link rel="icon" href="favicon.png" />
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<title>Test drive ▲ Prism</title>
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<link rel="stylesheet" href="style.css" />
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<link rel="stylesheet" href="themes/prism.css" data-noprefix />
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<style>
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#theme {
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margin-right: -9em;
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}
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textarea {
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width: 100%;
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height: 10em;
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padding: 1em;
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box-sizing: border-box;
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margin: .5em 0;
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background: #f5f2f0;
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color: black;
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text-shadow: 0 1px white;
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tab-size: 4;
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font: 100% Consolas, Monaco, monospace;
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white-space: pre;
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word-wrap: normal;
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}
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#language {
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column-count: 4;
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}
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#language label {
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display: block;
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padding: .2em;
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}
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#language label[data-id="javascript"] {
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border-bottom: 1px solid #aaa;
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padding-bottom: 1em;
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margin-bottom: 1em;
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}
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#language input {
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margin-right: 1em;
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}
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#language strong {
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display: block;
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column-span: all;
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}
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</style>
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<script src="prefixfree.min.js"></script>
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<script>var _gaq = [['_setAccount', 'UA-33746269-1'], ['_trackPageview']];</script>
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<script src="https://www.google-analytics.com/ga.js" async></script>
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</head>
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<body>
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<header>
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<div class="intro" data-src="templates/header-main.html" data-type="text/html"></div>
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<h2>Test drive</h2>
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<p>Take Prism for a spin!</p>
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</header>
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<section>
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<form>
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<p>
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<textarea><p class="hey">Type some code here</p></textarea>
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</p>
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<p>Result:</p>
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<pre><code></code></pre>
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<p id="language">
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<strong>Language:</strong>
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</p>
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</form>
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</section>
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<footer data-src="templates/footer.html" data-type="text/html"></footer>
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<script src="prism.js"></script>
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<script src="utopia.js"></script>
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<script src="components.js"></script>
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<script src="code.js"></script>
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<script src="vendor/promise.js"></script>
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<script>
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(function() {
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var form = $('form'), code = $('code', form),
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languages = components.languages,
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highlightCode = function() { Prism.highlightElement(code); };
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for (var id in languages) {
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if (id == 'meta') {
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continue;
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}
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var name = languages[id].title || languages[id];
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$u.element.create('label', {
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attributes: {
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'data-id': id
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},
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contents: [
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{
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tag: 'input',
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properties: {
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type: 'radio',
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name: 'language',
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value: id,
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onclick: function () {
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var lang = this.value;
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code.className = 'language-' + lang;
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code.textContent = code.textContent;
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// loadLanguage() returns a promise, so we use highlightCode()
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// as resolve callback. The promise will be immediately
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// resolved if there is nothing to load.
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loadLanguage(lang).then(highlightCode);
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}
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}
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}, name
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],
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inside: '#language'
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});
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}
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/**
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* Loads a language, including all dependencies
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*
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* @param {string} lang the language to load
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* @type {Promise} the promise which resolves as soon as everything is loaded
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*/
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function loadLanguage (lang)
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{
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// at first we need to fetch all dependencies for the main language
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// Note: we need to do this, even if the main language already is loaded (just to be sure..)
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//
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// We load an array of all dependencies and call recursively this function on each entry
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//
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// dependencies is now an (possibly empty) array of loading-promises
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var dependencies = getDependenciesOfLanguage(lang).map(loadLanguage);
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// We create a promise, which will resolve, as soon as all dependencies are loaded.
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// They need to be fully loaded because the main language may extend them.
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return Promise.all(dependencies)
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.then(function () {
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// If the main language itself isn't already loaded, load it now
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// and return the newly created promise (we chain the promises).
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// If the language is already loaded, just do nothing - the next .then()
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// will immediately be called
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if (!Prism.languages[lang]) {
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return new Promise(function (resolve) {
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$u.script('components/prism-' + lang + '.js', resolve);
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});
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}
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});
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}
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/**
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* Returns all dependencies (as identifiers) of a specific language
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*
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* @param {string} lang
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* @returns {Array.<string>} the list of dependencies. Empty if the language has none.
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*/
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function getDependenciesOfLanguage (lang)
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{
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if (!components.languages[lang] || !components.languages[lang].require)
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{
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return [];
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}
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return ($u.type(components.languages[lang].require) === "array")
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? components.languages[lang].require
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: [components.languages[lang].require];
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}
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var radios = $$('input[name=language]');
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radios[0].checked = true;
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radios[0].onclick();
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var textarea = $('textarea', form);
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(textarea.oninput = function() {
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code.textContent = this.value || '';
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highlightCode();
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}).call(textarea);
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})();
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</script>
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</body>
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</html>
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