my %class_descriptors = (
action => { class => 'SL::Layout::ActionBar::Action', num_params => 1, },
combobox => { class => 'SL::Layout::ActionBar::ComboBox', num_params => 1, },
my %class_descriptors = (
action => { class => 'SL::Layout::ActionBar::Action', num_params => 1, },
combobox => { class => 'SL::Layout::ActionBar::ComboBox', num_params => 1, },