Changelog for Thunderbird 122

The following WebExtension API changes were introduced in Thunderbird 122.

folders

api folders

• function query.queryInfo.limit — Limits the number of returned folders. If used together with recent, supports being set to folders.DEFAULT_MOST_RECENT_LIMIT

• property DEFAULT_MOST_RECENT_LIMIT — The number of most recent folders used in Thunderbird’s UI. Controlled by the mail.folder_widget.max_recent preference.

menus

api menus

• type MenuIconPath — The path for a menu icon may be a relative path to an icon file, a moz-extension: URL, an image data: URL, a blob: URL, or a remote http(s): URL.

messages

api messages

• type MessageId — A unique id representing a messages.MessageHeader and the associated message. This id doesn’t refer to the Message-ID email header. It is an internal tracking number that does not remain after a restart. Nor does it follow an email that has been moved to a different folder.