admin_print_styles
This is a WordPress - admin_print_styles hook. The plugin just uses it.
Fires when styles are printed for all admin pages.
Usage
add_action( 'admin_print_styles', 'wp_kama_admin_print_styles_action' );
/**
* Function for `admin_print_styles` action-hook.
*
* @return void
*/
function wp_kama_admin_print_styles_action(){
// action...
}Where the hook is called
woocommerce/includes/admin/class-wc-admin-setup-wizard.php 355
<?php do_action( 'admin_print_styles' ); ?>
Where the hook is used in WooCommerce
woocommerce/includes/admin/class-wc-admin-notices.php 80
add_action( 'admin_print_styles', array( __CLASS__, 'add_notices' ) );