ImapSettings

IMAP settings for an account.

JSON representation 
{
  "enabled": boolean,
  "autoExpunge": boolean,
  "expungeBehavior": enum (ExpungeBehavior),
  "maxFolderSize": integer
}
Fields
enabled

boolean

Whether IMAP is enabled for the account.
autoExpunge

boolean

If this value is true, Gmail will immediately expunge a message when it is marked as deleted in IMAP. Otherwise, Gmail will wait for an update from the client before expunging messages marked as deleted.
expungeBehavior

enum (ExpungeBehavior)

The action that will be executed on a message when it is marked as deleted and expunged from the last visible IMAP folder.
maxFolderSize

integer

An optional limit on the number of messages that an IMAP folder may contain. Legal values are 0, 1000, 2000, 5000 or 10000. A value of zero is interpreted to mean that there is no limit.

ExpungeBehavior

Enums
expungeBehaviorUnspecified Unspecified behavior.
archive Archive messages marked as deleted.
trash Move messages marked as deleted to the trash.
deleteForever Immediately and permanently delete messages marked as deleted. The expunged messages cannot be recovered.