WordPress at a glance
filter is not described

theme_action_links_(stylesheet) filter-hook . WP 3.1.0

Filters the action links of a specific theme in the Multisite themes list table.

The dynamic portion of the hook name, $stylesheet, refers to the directory name of the theme, which in most cases is synonymous with the template name.

Usage

add_filter( 'theme_action_links_(stylesheet)', 'filter_function_name_9091', 10, 3 );
function filter_function_name_9091( $actions, $theme, $context ){
	// filter...

	return $actions;
}
$actions(array)
An array of action links.
$theme(WP_Theme)
The current WP_Theme object.
$context(string)
Status of the theme, one of 'all', 'enabled', or 'disabled'.

Where the hook is called

WP_MS_Themes_List_Table::column_name()
WP_Themes_List_Table::display_rows()
wp-admin/includes/class-wp-ms-themes-list-table.php 500
$actions = apply_filters( "theme_action_links_{$stylesheet}", $actions, $theme, $context );
wp-admin/includes/class-wp-themes-list-table.php 198
$actions       = apply_filters( "theme_action_links_$stylesheet", $actions, $theme, 'all' );

Where the hook is used (in WP core)

Does not used.