Google Maps API 3正在加载图标

metadata_changed

new google.maps.KmlLayer(...)

google.maps.event.addListener(kmlLayerObject, \'metadata_changed\', function () {
    ...
}

google.maps.event.addListener(kmlLayer, \'status_changed\', function () {
    if (kmlLayer.getStatus() == google.maps.KmlLayerStatus.OK) {
        // Success
    }
    else {
        // Failure
    }
});