public/web-development/presentation.git

			@@ -11,7 +11,7 @@
			<link rel="stylesheet" href="dist/theme/night-custom.css">

			<!-- Theme used for syntax highlighted code -->
			<link rel="stylesheet" href="plugin/highlight/monokai.css">
			<link rel="stylesheet" href="./node_modules/highlight.js/styles/atom-one-dark-reasonable.css">
			</head>
			<body>
			<div class="reveal">
			@@ -90,9 +90,11 @@
			</section>
			<section>
			<ul>
			<li>HyperText Markup Language</li>
			<li>Erste Version 1993 von Tim Berners-Lee</li>
			<li>Dokumentationsmedium</li>
			<li>Ursprünglich rein akademische Verwendung</li>
			<li>Verlinkungen der Dokumente macht sie "hyper"</li>
			</ul>
			</section>
			<section>
			@@ -114,7 +116,7 @@
			<section>
			<h3>Grundgerüst</h3>
			<pre>
			<code data-trim data-line-numbers>
			<code class="html" data-trim data-line-numbers>
			<script type="text/template">
			<!DOCTYPE html>
			<html lang="de">
			@@ -129,30 +131,21 @@
			</pre>
			</section>
			<section>
			<h3>Grundgerüst</h3>
			<pre>
			<code data-trim data-line-numbers>
			<script type="text/template">
			<div>Inhalt</div>
			</script>
			</code>
			</pre>
			</section>
			<section>
			<h3>Beispiel</h3>
			<pre>
			<code data-trim data-line-numbers>
			<code class="html" data-trim data-line-numbers>
			<script type="text/template">
			<!DOCTYPE html>
			<html lang="de">
			<html lang="en">
			<head>
			<meta charset="UTF-8">
			<title>Title</title>
			</head>
			<body>
			<h1>Überschrift</h1>
			<h1>Lorem Ipsum</h1>
			<div>
			<p>Dies ist ein Paragraph</p>
			<p>Dies ist noch ein Paragraph mit einem längeren Text</p>
			<p>Lorem ipsum dolor sit amet, consectetuer adipiscing</p>
			<a href="/assets/html/simple2.html">Weitere Infos</a>
			</div>
			</body>
			</html>
			@@ -162,13 +155,396 @@
			</section>
			<section>
			<h3>Beispiel</h3>
			<iframe data-src="/assets/html/simple.html"></iframe>
			</section>
			<section>
			<h3>Aufbau eines Elements</h3>
			<pre>
			<code>
			<h1>Überschrift</h1>
			<div>
			<p>Dies ist ein Paragraph</p>
			<p>Dies ist noch ein Paragraph mit einem längeren Text</p>
			</div>
			<code class="html" data-trim>
			<script type="text/template">
			<span id="my-id" class="super important">Inhalt</span>
			</script>
			</code>
			</pre>
			<pre>
			<code class="html" data-trim>
			<script type="text/template">
			<!-- HTML 4.01 -->
			<input id="input" class="super important" disabled="disabled" />
			</script>
			</code>
			</pre>
			<pre>
			<code class="html" data-trim>
			<script type="text/template">
			<!-- HTML 5 -->
			<input id="input2" class="super important" disabled>
			</script>
			</code>
			</pre>
			</section>
			</section>
			<section>
			<section>
			<h2>CSS</h2>
			</section>
			<section>
			<ul>
			<li>Cascading Style Sheet</li>
			<li>Nach größerer Verbreitung von HTML</li>
			<li>Webseiten ansprechend gestalten</li>
			</ul>
			</section>
			<section>
			<img data-src="/assets/images/css-sucks.png">
			</section>
			<section>
			<h3>Beispiel</h3>
			<pre>
			<code class="css" data-trim data-line-numbers>
			selector [, selector, selector, ...] {
			property: value;
			}
			</code>
			</pre>
			</section>
			<section>
			<h3>Beispiel</h3>
			<pre>
			<code class="css" data-trim data-line-numbers>
			html {
			background-color: red;
			font-size: 30px;
			}
			</code>
			</pre>
			</section>
			<section>
			<h3>Beispiel</h3>
			<pre>
			<code class="html" data-trim data-line-numbers>
			<script type="text/template">
			<html lang="en">
			<head>
			...
			<style>
			html {
			background-color: red;
			font-size: 30px;
			}
			</style>
			</head>
			<body>
			...
			</body>
			</html>
			</script>
			</code>
			</pre>
			</section>
			<section>
			<h3>Beispielhafte CSS-Eigenschaften</h3>
			<ul>
			<li>background-color: red</li>
			<li>font-family: Georgia, serif, Arial</li>
			<li>text-decoration: line-through underline</li>
			</ul>
			</section>
			<section>
			<h3>Selektoren</h3>
			<ul>
			<li>Umfangreiche Element-Selektoren zur Anwendung der Styles</li>
			<li>Kinder, Enkel...</li>
			<li>Geschwister, direkte Nachfolger</li>
			<li>Attribute</li>
			<li>Pseudoklassen</li>
			</ul>
			</section>
			<section>
			<h3>Selektoren</h3>
			<pre>
			<code class="css" data-trim data-line-numbers>
			#my-id /* ID */
			html, body /* Mehrfachselektion */
			div > p /* p die direkt unterhalb eines div sind */
			div p /* p die irgendwo unterhalb eines div sind */
			a:visited /* besuchte Links */
			div:hover /* divs über die man mit der Maus fährt */
			span.important /* span mit der Klasse "important" */
			</code>
			</pre>
			</section>
			<section>
			<h3>Layout</h3>
			<p>Es gibt zwei grundlegende Blocktypen:</p>
			<p><code>block</code></p>
			<p><code>inline</code></p>
			</section>
			<section>
			<h3>Block</h3>
			<p>Beansprucht eine ganze Zeile und verursacht Zeilenumbrüche</p>
			<pre>
			<code class="css" data-trim data-line-numbers>
			display: block;
			</code>
			</pre>
			</section>
			<section>
			<p>Kann Breite und Höhe haben</p>
			<pre>
			<code class="css" data-trim data-line-numbers>
			display: block;
			width: 20px;
			height: 20px;
			</code>
			</pre>
			</section>
			<section>
			<h3>Inline</h3>
			<p>Wie einfacher Text, der mit anderen in der gleichen Zeile stehen kann</p>
			<pre>
			<code class="css" data-trim data-line-numbers>
			display: inline;
			</code>
			</pre>
			</section>
			<section>
			<p>Festlegen von Breite und Höhe sind wirkungslos</p>
			<pre>
			<code class="css" data-trim data-line-numbers>
			display: inline;
			width: 20px; /* kein Effekt */
			height: 20px; /* kein Effekt */
			</code>
			</pre>
			</section>
			<section>
			<h3>Inline-Block</h3>
			<p>Mischform von <code>inline</code> und <code>block</code></p>
			<pre>
			<code class="css" data-trim data-line-numbers>
			display: inline-block;
			width: 20px;
			height: 20px;
			</code>
			</pre>
			</section>
			<section>
			<h3>Spezifität</h3>
			<p>Regeln können andere Regeln überschreiben</p>
			<pre>
			<code class="html" data-trim data-line-numbers>
			<script type="text/template">
			<div style="display: inline-block"></div>
			</script>
			</code>
			</pre>
			<pre>
			<code class="css" data-trim data-line-numbers>
			#id:hover { display: none }

			#id { display: block }

			.class.clazz { display: inline }

			div { display: inline-block }
			</code>
			</pre>
			</section>
			<section>
			<h3>Box Model</h3>
			<p>Es gibt zwei Varianten des Modells:</p>
			<p><code>content-box</code> (default)</p>
			<p>border-box</p>
			<pre>
			<code class="css" data-trim data-line-numbers>
			box-sizing: content-box;
			box-sizing: border-box;
			</code>
			</pre>
			</section>
			<section>
			<img data-src="/assets/images/css-box-model.png">
			</section>
			<section>
			<h3>Beispiel</h3>
			<pre>
			<code class="css" data-trim data-line-numbers>
			div {
			border: 3px solid red;
			padding: 10px;
			width: 100px;
			}

			.border-box {
			box-sizing: border-box;
			}

			.content-box {
			box-sizing: content-box;
			}
			</code>
			</pre>
			<pre>
			<code class="html" data-trim data-line-numbers>
			<script type="text/template">
			<div class="content-box">content-box</div>
			<div class="border-box">border-box</div>
			</script>
			</code>
			</pre>
			</section>
			<section>
			<h3>Beispiel</h3>
			<iframe data-src="/assets/html/box-sizing.html"></iframe>
			</section>
			<section>
			<h3>Positioning</h3>
			<pre>
			<code class="css" data-trim data-line-numbers>
			/* default, da wo es in der Seite steht */
			position: static;
			/* relativ zu seiner eigentlichen Position */
			position: relative;
			/* relativ zu seinem nächsten non-static parent o. window */
			position: absolute;
			</code>
			</pre>
			</section>
			<section>
			<pre>
			<code class="css" data-trim data-line-numbers>
			position: relative;
			position: absolute;
			</code>
			</pre>
			<p>erlauben Verschiebung mittels</p>
			<pre>
			<code class="css" data-trim data-line-numbers>
			top: 10px;
			left: 10px;
			right: 10px;
			bottom: 10px;
			</code>
			</pre>
			</section>
			<section>
			<h3>Beispiel Menü</h3>
			<iframe data-src="/assets/html/css-menu.html"></iframe>
			</section>
			<section>
			<pre>
			<code class="css" data-trim data-line-numbers>
			.menu-item {
			display: inline-block;

			position: relative;
			}

			.menu-item .children {
			display: none;

			position: absolute;
			}

			.menu-item:hover .children {
			display: block;
			}
			</code>
			</pre>
			</section>
			<section>
			<pre>
			<code class="html" data-trim data-line-numbers>
			<script type="text/template">
			<div class="menu">
			<div class="menu-item">Eins</div>
			<div class="menu-item">
			Hover Me!
			<div class="children">
			<div>Item 1</div>
			<div>Item 2</div>
			</div>
			</div>
			<div class="menu-item">Drei</div>
			</div>
			</script>
			</code>
			</pre>
			</section>
			</section>
			<section>
			<section>
			<h2>JS</h2>
			</section>
			<section>
			<ul>
			<li>JavaScript stammt aus dem Jahr 1995 von Netscape</li>
			<li>Syntaktisch an Java angelehnt</li>
			<li>Ursprünglich nur optionale, verzichtbare Effekte (unobstrusive)</li>
			<li>Mittlerweile von ECMA standardisiert</li>
			</ul>
			</section>
			<section>
			<table>
			<tr><th>Version</th><th>ECMA Standard</th><th>Jahr</th></tr>
			<tr><td>ES1</td><td>ECMAScript 1</td><td>1997</td></tr>
			<tr><td>ES2</td><td>ECMAScript 2</td><td>1998</td></tr>
			<tr><td><strong>ES3</strong></td><td><strong>ECMAScript 3</strong></td><td><strong>1999</strong></td></tr>
			<tr><td><strong>ES5</strong></td><td><strong>ECMAScript 5</strong></td><td><strong>2009</strong></td></tr>
			<tr><td>ES6</td><td>ECMAScript 2015</td><td>2015</td></tr>
			<tr><td></td><td>...</td><td></td></tr>
			<tr><td></td><td>ECMAScript 2020</td><td>2020</td></tr>
			</table>
			</section>
			<section>
			<pre>
			<code class="html" data-trim data-line-numbers>
			<script type="text/template">
			<!DOCTYPE html>
			<html lang="de">
			<head>
			<meta charset="UTF-8">
			</head>
			<body>
			<!-- code -->
			</body>
			</html>
			</script>
			</code>
			</pre>
			</section>
			<section>
			<p>Code wird zwischen <code>script</code>-Tags geschrieben</p>
			<pre>
			<code class="html" data-trim data-line-numbers>
			<script>
			...
			</script>
			</code>
			</pre>
			</section>
			<section>
			<p>DOM-API</p>
			<pre>
			<code class="js" data-trim data-line-numbers>
			// findet das erste Element
			const parent = document.querySelector("#id");

			// findet alle Elemente
			const elements = document.querySelectorAll("#id");

			// Element erstellen
			const newElement = document.createElement("div");

			newElement.addEventListener("click", (event) => {
			// Click-Event
			});

			// Element anhängen
			parent.appendChild(newElement);

			newElement.remove();
			</code>
			</pre>
			</section>