jquery.debouncedresize.js

/*
 * debouncedresize: special jQuery event that happens once after a window resize
 *
 * latest version and complete README available on Github:
 * https://github.com/louisremi/jquery-smartresize
 *
 * Copyright 2012 @louis_remi
 * Licensed under the MIT license.
 *
 * This saved you an hour of work? 
 * Send me music http://www.amazon.co.uk/wishlist/HNTU0468LQON
 */
(function($) {

var $event = $.event,
	$special,
	resizeTimeout;

$special = $event.special.debouncedresize = {
	setup: function() {
		$( this ).on( "resize", $special.handler );
	},
	teardown: function() {
		$( this ).off( "resize", $special.handler );
	},
	handler: function( event, execAsap ) {
		// Save the context
		var context = this,
			args = arguments,
			dispatch = function() {
				// set correct event type
				event.type = "debouncedresize";
				$event.dispatch.apply( context, args );
			};

		if ( resizeTimeout ) {
			clearTimeout( resizeTimeout );
		}

		execAsap ?
			dispatch() :
			resizeTimeout = setTimeout( dispatch, $special.threshold );
	},
	threshold: 150
};

})(jQuery);