Untitled

<style class="cp-pen-styles">@import url(http://fonts.googleapis.com/css?family=Lato:300,400,700|PT+Mono);
body {
  background: LightBlue;
  font-family: Lato, sans-serif;
  font-size: 15px;
  margin: 0;
}
*,
*:before,
*:after {
  box-sizing: border-box;
}
*:focus {
  outline: none;
}
a {
  text-decoration: none;
  color: inherit;
}
main {
  min-height: 100vh;
  display: flex;
  display: -webkit-flex;
  -webkit-align-items: center;
  align-items: center;
  -webkit-flex-direction: column;
  flex-direction: column;
}
.title {
  color: #fff;
  text-align: center;
  font-weight: 300;
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.2);
  font-size: 2.8em;
  margin-top: 1.5em;
}
.title small {
  display: block;
  font-size: 0.6em;
  margin-top: 0.4em;
}
.credits {
  color: #fff;
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.2);
  margin-top: 2em;
  font-size: 0.8em;
  opacity: 0.5;
}
.window {
  width: 547px;
  background: GhostWhite;
  border-radius: 0.3rem;
  box-shadow: 0 8px 12px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}
.window .window-header {
  height: 37px;
  background: Gainsboro;
  position: relative;
}
.window .window-header .action-buttons {
  position: absolute;
  top: 50%;
  left: 10px;
  margin-top: -5px;
  width: 10px;
  height: 10px;
  background: Crimson;
  border-radius: 50%;
  box-shadow: 15px 0 0 Orange,
				30px 0 0 LimeGreen;
}
.window .window-header .language {
  display: inline-block;
  position: absolute;
  right: 10px;
  top: 50%;
  margin-top: -10px;
  height: 21px;
  padding: 0 1em;
  text-align: right;
  -webkit-appearance: none;
  appearance: none;
  border: none;
  background: transparent;
  font-family: Lato, sans-serif;
  color: DimGrey;
}
.window .window-header .language:before {
  content: 'asd';
}
.window .window-header .language:hover {
  background: rgba(0, 0, 0, 0.1);
}
.window .window-body {
  position: relative;
  height: 300px;
}
.window .window-body .code-input,
.window .window-body .code-output {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  padding: 1rem;
  border: none;
  font-family: 'PT Mono', monospace;
  font-size: 0.8rem;
  background: transparent;
  white-space: pre-wrap;
  line-height: 1.5em;
  word-wrap: break-word;
}
.window .window-body .code-input {
  opacity: 0.7;
  margin: 0;
  color: #999;
  resize: none;
}
.window .window-body .code-output {
  pointer-events: none;
  z-index: 3;
  margin: 0;
  overflow-y: auto;
}
.window .window-body .code-output code {
  position: absolute;
  top: 0;
  left: 0;
  margin: 0;
  padding: 1rem;
  display: block;
  color: #666;
  font-size: 0.8rem;
  font-family: 'PT Mono', monospace;
}
a.token {
  text-decoration: none;
}
.token.selector,
.token.punctuation,
.token.keyword {
  color: PaleVioletRed;
}
.token.property,
.token.number,
.token.string,
.token.punctuation,
.token.tag-id {
  color: DodgerBlue;
}
.token.function,
.token.attr-name {
  color: CadetBlue;
}
.token.atrule .atrule-id {
  color: BlueViolet;
}
.token.boolean {
  color: LightSlateGray;
}
.token.comment {
  color: DarkGrey;
}
.language-php .variable {
  color: CadetBlue;
}
</style></head><body>
<main class="view">
	<h1 class="title">
		iCode
		<small>The editor of the future!</small>
	</h1>

	<div class="window">
		<div class="window-header">
			<div class="action-buttons"></div>
			<select class="language">
				<option value="javascript">Javascript</option>
				<option value="php">PHP</option>
				<option value="markup" selected>HTML</option>
			</select>
		</div>
		<div class="window-body">
			<textarea class="code-input">
//Code Editor by InfiniCode
			</textarea>
			<pre class="code-output">
				<code class="language-javascript">

				</code>
			</pre>
		</div>
	</div>
	<div class="credits">
		Copyright &copy InfiniCode
	</div>
</main>
<script src='//assets.codepen.io/assets/common/stopExecutionOnTimeout.js?t=1'></script><script src='//cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js'></script><script src='https://cdnjs.cloudflare.com/ajax/libs/prism/0.0.1/prism.min.js'></script>
<script>
;
var MicroCode = function () {
    return {
        init: function (inputSel, outputSel, languageSel) {
            this.focusInput(inputSel);
            this.listenForInput(inputSel);
            this.listenForLanguage(languageSel, '.code-output', inputSel);
            this.renderOutput(outputSel, $(inputSel)[0].value);
            this.listenerForScroll(inputSel, outputSel);
        },
        listenForInput: function (inputSel) {
            var self = this;
            $(inputSel).on('input keydown', function (key) {
                var input = this, selStartPos = input.selectionStart, inputVal = input.value;
                if (key.keyCode === 9) {
                    input.value = inputVal.substring(0, selStartPos) + '    ' + inputVal.substring(selStartPos, input.value.length);
                    input.selectionStart = selStartPos + 4;
                    input.selectionEnd = selStartPos + 4;
                    key.preventDefault();
                }
                self.renderOutput('.code-output', this.value);
            });
            Prism.highlightAll();
        },
        listenForLanguage: function (languageSel, outputSel, inputSel) {
            var self = this;
            $(languageSel).on('change', function () {
                $('code', outputSel).removeClass().addClass('language-' + this.value).removeAttr('data-language');
                $(outputSel).removeClass().addClass('code-output language-' + this.value);
                $(inputSel).val('');
                $('code', outputSel).html('');
                self.focusInput(inputSel);
            });
        },
        listenerForScroll: function (inputSel, outputSel) {
            $(inputSel).on('scroll', function () {
                console.log(this.scrollTop);
                $(outputSel)[0].scrollTop = this.scrollTop;
            });
        },
        renderOutput: function (outputSel, value) {
            $('code', outputSel).html(value.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;') + '\n');
            Prism.highlightAll();
        },
        focusInput: function (inputSel) {
            var input = $(inputSel);
            input.focus();
            input[0].selectionStart = input[0].value.length;
            input[0].selectionEnd = input[0].value.length;
        }
    };
}();
MicroCode.init('.code-input', '.code-output', '.language');
//@ sourceURL=pen.js
</script>
<script src='//codepen.io/assets/editor/live/css_live_reload_init.js'></script>