function &classes()
{
$classes = array();
$packages = $this->packages();
// not by reference so as not to move the internal array pointer
foreach ($packages as $name => $package) {
$packageClasses = $this->_packages[$name]->allClasses();
// not by reference so as not to move the internal array pointer
if ($packageClasses) {
foreach ($packageClasses as $key => $pack) {
$classes[$key . '.' . $name] =& $packageClasses[$key];
}
}
}
ksort($classes);
return $classes;
}