WordPress at a glance
action is not described

manage_media_custom_column action-hook . WP 2.5.0

Fires for each custom column in the Media list table.

Custom columns are registered using the 'manage_media_columns' filter.


add_action( 'manage_media_custom_column', 'action_function_name_7620', 10, 2 );
function action_function_name_7620( $column_name, $post_id ){
	// action...
Name of the custom column.
Attachment ID.

Where the hook is called

wp-admin/includes/class-wp-media-list-table.php 610
do_action( 'manage_media_custom_column', $column_name, $post->ID );

Where the hook is used (in WP core)

Использование не найдено.