static/js/debouncedresize.js


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/*
* 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/blob/master/jquery.debouncedresize.js
*
* Copyright 2011 @louis_remi
* Licensed under the MIT license.
*/
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: 250
};