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Source View: switch_theme

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Line Code
820       * Fires after the theme is switched.
821       *
822       * @since 1.5.0
823       * @since 4.5.0 Introduced the `$old_theme` parameter.
824       *
825       * @param string   $new_name  Name of the new theme.
826       * @param WP_Theme $new_theme WP_Theme instance of the new theme.
827       * @param WP_Theme $old_theme WP_Theme instance of the old theme.
828       */
829      do_action( 'switch_theme', $new_name, $new_theme, $old_theme );
830 }
832 /**
833  * Checks that the current theme has 'index.php' and 'style.css' files.
834  *
835  * Does not initially check the default theme, which is the fallback and should always exist.
836  * But if it doesn't exist, it'll fall back to the latest core default theme that does exist.
837  * Will switch theme to the fallback theme if current theme does not validate.
838  *