public function handle_submit() {

		if ( isset( $this->child['config'] ) && $this->child['config']->is_submitted() ) {
			$data = $this->child['config']->get_value();
			if ( isset( $data['config_foot'] ) ) {
				unset( $data['config_foot'] ); // default footer has no values. override to include values in it.
			}
			do_action( 'uix_control_item_submit_' . $this->slug, $data, $this );
		}
	}