add_meta_boxes
Action Hook: Fires after all built-in meta boxes have been added.
Source: wp-admin/includes/meta-boxes.php:1735
network_admin_notices
Action Hook: Prints network admin screen notices.
Source: wp-admin/admin-header.php:285
add_meta_boxes_{$post_type}
Action Hook: Fires after all built-in meta boxes have been added, contextually for the given post type.
Source: wp-admin/includes/meta-boxes.php:1752
user_admin_notices
Action Hook: Prints user admin screen notices.
Source: wp-admin/admin-header.php:292
do_meta_boxes
Action Hook: Fires after meta boxes have been added.
Source: wp-admin/includes/meta-boxes.php:1767
delete_widget
Action Hook: Fires immediately after a widget has been marked for deletion.
Source: wp-admin/widgets-form.php:169
widgets_admin_page
Action Hook: Fires before the Widgets administration page content loads.
Source: wp-admin/widgets-form.php:432
sidebar_admin_page
Action Hook: Fires after the available widgets and sidebars have loaded, before the admin footer.
Source: wp-admin/widgets-form.php:571
update-custom_{$action}
Action Hook: Fires when a custom plugin or theme update request is received.
Source: wp-admin/update.php:394
admin_title
Filter Hook: Filters the title tag content for an admin page.
Source: wp-admin/admin-header.php:84