samples/TizenWebUI-sample-v1/tizen-web-ui-fw/latest/js/modules/jqm/events/throttledresize.js

//>>excludeStart("jqmBuildExclude", pragmas.jqmBuildExclude);
//>>description: Throttled resize event
//>>label: throttledresize
//>>group: Events

define( [ "jquery" ], function( jQuery ) {
//>>excludeEnd("jqmBuildExclude");

	// throttled resize event
	(function( $ ) {
		$.event.special.throttledresize = {
			setup: function() {
				$( this ).bind( "resize", handler );
			},
			teardown: function() {
				$( this ).unbind( "resize", handler );
			}
		};

		var throttle = 250,
			handler = function() {
				curr = ( new Date() ).getTime();
				diff = curr - lastCall;

				if ( diff >= throttle ) {

					lastCall = curr;
					$( this ).trigger( "throttledresize" );

				} else {

					if ( heldCall ) {
						clearTimeout( heldCall );
					}

					// Promise a held call will still execute
					heldCall = setTimeout( handler, throttle - diff );
				}
			},
			lastCall = 0,
			heldCall,
			curr,
			diff;
	})( jQuery );
//>>excludeStart("jqmBuildExclude", pragmas.jqmBuildExclude);
});
//>>excludeEnd("jqmBuildExclude");