Called when a new mail is being fetched from the POP3 server.
The unique identifier (UID) of the mail being fetched
Called when an error occurs while fetching a specific mail from the server.
The unique identifier (UID) of the mail that failed to fetch
A descriptive error message explaining what went wrong
Called when a mail is being decrypted after successful fetch.
The unique identifier (UID) of the mail being decrypted
Information about the encrypted mail being processed
Called when a mail is being verified (signature verification, etc.).
The unique identifier (UID) of the mail being verified
Called when mail content is being downloaded (e.g., attachments from KAS).
The unique identifier (UID) of the mail whose content is being downloaded
Called when a mail has been completely processed and is ready for use.
The fully processed KIM mail object
Interface for listening to message receive events during the KIM mail fetching process. This interface provides callbacks for different stages of mail processing, allowing the client to track progress and handle errors during mail retrieval and processing.