jQuery.capture.js

/**
 * Capture event.
 *
 * Only works in IE9+.
 *
 * @todo Rework this so you can uncapture - which is tricky since
 * we are wrapping the callback in a fixup function.
 *
 * @param {string} DOM event to capture
 * @param {Function} Callback to execute when event is triggered
 */
$.fn.capture = function ( event, callback ) {
	function fixup( e ) {
		return callback( jQuery.event.fix( e ) );
	}

	return this.each(
		function () {
			var key, events;
			if ( typeof event === 'string' ) {
				events = {};
				events[event] = callback;
			} else if ( $.isPlainObject( event ) ) {
				events = event;
			}
			if ( events ) {
				for ( key in events ) {
					this.addEventListener( key, fixup, true );
				}
			}
		}
	);
};