Skip to content

Instantly share code, notes, and snippets.

@eadz
Forked from kerihenare/JS Barcode Scanner Example
Created October 22, 2010 08:38
Show Gist options
  • Star 0 You must be signed in to star a gist
  • Fork 0 You must be signed in to fork a gist
  • Save eadz/640177 to your computer and use it in GitHub Desktop.
Save eadz/640177 to your computer and use it in GitHub Desktop.
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>Example</title>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js"></script>
<script>
// http://www.selfcontained.us/2009/09/16/getting-keycode-values-in-javascript/
keycode = {
getKeyCode : function(e) {
var keycode = null;
if(window.event) {
keycode = window.event.keyCode;
}else if(e) {
keycode = e.which;
}
return keycode;
},
getKeyCodeValue : function(keyCode, shiftKey) {
shiftKey = shiftKey || false;
var value = null;
if(shiftKey === true) {
value = this.modifiedByShift[keyCode];
}else {
value = this.keyCodeMap[keyCode];
}
return value;
},
getValueByEvent : function(e) {
return this.getKeyCodeValue(this.getKeyCode(e), e.shiftKey);
},
keyCodeMap : {
8:"backspace", 9:"tab", 13:"return", 16:"shift", 17:"ctrl", 18:"alt", 19:"pausebreak", 20:"capslock", 27:"escape", 32:" ", 33:"pageup",
34:"pagedown", 35:"end", 36:"home", 37:"left", 38:"up", 39:"right", 40:"down", 43:"+", 44:"printscreen", 45:"insert", 46:"delete",
48:"0", 49:"1", 50:"2", 51:"3", 52:"4", 53:"5", 54:"6", 55:"7", 56:"8", 57:"9", 59:";",
61:"=", 65:"a", 66:"b", 67:"c", 68:"d", 69:"e", 70:"f", 71:"g", 72:"h", 73:"i", 74:"j", 75:"k", 76:"l",
77:"m", 78:"n", 79:"o", 80:"p", 81:"q", 82:"r", 83:"s", 84:"t", 85:"u", 86:"v", 87:"w", 88:"x", 89:"y", 90:"z",
96:"0", 97:"1", 98:"2", 99:"3", 100:"4", 101:"5", 102:"6", 103:"7", 104:"8", 105:"9",
106: "*", 107:"+", 109:"-", 110:".", 111: "/",
112:"f1", 113:"f2", 114:"f3", 115:"f4", 116:"f5", 117:"f6", 118:"f7", 119:"f8", 120:"f9", 121:"f10", 122:"f11", 123:"f12",
144:"numlock", 145:"scrolllock", 186:";", 187:"=", 188:",", 189:"-", 190:".", 191:"/", 192:"`", 219:"[", 220:"\\", 221:"]", 222:"'"
},
modifiedByShift : {
192:"~", 48:")", 49:"!", 50:"@", 51:"#", 52:"$", 53:"%", 54:"^", 55:"&", 56:"*", 57:"(", 109:"_", 61:"+",
219:"{", 221:"}", 220:"|", 59:":", 222:"\"", 188:"<", 189:">", 191:"?",
96:"insert", 97:"end", 98:"down", 99:"pagedown", 100:"left", 102:"right", 103:"home", 104:"up", 105:"pageup"
}
};
</script>
<script>
(function ($) {
var buffer = '';
$(function () {
$(window).bind('keyup', function (event) {
var value = keycode.getKeyCodeValue(keycode.getKeyCode(event));
if (value.length === 1) {
buffer = buffer + value;
if (buffer.length > 11) {
buffer = buffer.substring(buffer.length - 11);
}
if (buffer.toLowerCase() === 'PixelFusion'.toLowerCase()) {
$(document.body).append('<p><a href="http://pixelfusion.co.nz">Pixel Fusion</a></p>');
}
}
});
});
})(jQuery);
</script>
</head>
<body>
<h1>Example</h1>
<p>Who's Awesome?</h1>
</body>
</html>
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment