calvinmetcalf/leaflet-ajax — pull request #16 by sidonaldson (2013-09-27 11:24:48+00:00)
Title: Add callback to dataLoadComplete

Use case:

new L.GeoJSON.AJAX(url, {
onComplete: function(layers){
//fade in
}
}).addTo(map);

What do you think? Is there a way to attach a listener using .on()?