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April 3, 2015 23:31
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mediator pattern example using jquery
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<!DOCTYPE html> | |
<html> | |
<head> | |
<title>Observer Pattern</title> | |
</head> | |
<body> | |
<div id="game-names"></div> | |
<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script> | |
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.3/underscore-min.js"></script> | |
<script type="text/javascript"> | |
(function(){ | |
var o = $({}); | |
$.each({ | |
trigger:'publish', | |
on:'subscribe', | |
off:'unsubscribe', | |
one:'subscribeOnce' | |
}, function(key, val){ | |
$[val] = function(){ | |
o[key].apply(o,arguments); | |
}; | |
}); | |
})(); | |
function Game(){ | |
var that = {}, | |
names = [], | |
setName = function(name){ | |
names.push(name); | |
$.publish('game:name',name); | |
}; | |
that.setName = setName; | |
return that; | |
} | |
$.subscribe('game:name',function(e,name){ | |
console.log(e,name); | |
}); | |
var game = Game(); | |
game.setName('Team Fortress'); | |
game.setName('Call of Duty'); | |
</script> | |
</body> | |
</html> |
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