window-resize.js

var $window = $(window),
    resizeInCooldown = false,
    resizeTimeout;

function onResize() {
    var resizeValue;
    // only run this if we didn't run a update 150ms ago or less.
    if ( !resizeInCooldown ) {
        
        // orientation dictates what height and what width means.
        if (!window.orientation || window.orientation === -90 || window.orientation === 90) {
            resizeValue = { 
                width : $window.width(),
                height : $window.height() 
            };
        } else {
            resizeValue = { 
                height : $window.width(),
                width : $window.height() 
            };
        }
    
        // trigger the event that should be listened to. This is what you would listen to.
        $("body").trigger("resized:widnow", [resizeValue]);

        // start the "in cooldown" functioanlity. This is what we check for at the beginning of the function
        // to make sure we don't run this code to many times.
        resizeInCooldown = true;
        
        // clear the in cooldown
        setTimeout( function () {
            resizeInCooldown = false;
        }, 150);
    } else {
        // if we were in cooldown, we wait a while longer and try to resize again. This is probably 
        // not the best approach, but it sort of works. 
        clearTimeout(resizeTimeout);
        resizeTimeout = setTimeout( function () {
            onResize();
        }, 200);
    }
}

$window.on('resize', onResize);
$window.on('orientationchange', function () {
    $window.trigger("resize");
});