(DataFlex) Subscribe to Mailboxes and List Subscribed Mailboxes

Demonstrates how to list subscribed mailboxes, and unsubscribe/subscribe to a mailbox.

Note: This example requires Chilkat v11.0.0 or greater.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

Use ChilkatAx-win32.pkg

Procedure Test
    Boolean iSuccess
    Handle hoImap
    String sRefName
    String sWildcardedMailbox
    Boolean iSubscribed
    Variant vMboxes
    Handle hoMboxes
    Integer i
    String sTemp1

    Move False To iSuccess

    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    Get Create (RefClass(cComChilkatImap)) To hoImap
    If (Not(IsComObjectCreated(hoImap))) Begin
        Send CreateComObject of hoImap
    End

    // Connect to an IMAP server.
    // Use TLS
    Set ComSsl Of hoImap To True
    Set ComPort Of hoImap To 993
    Get ComConnect Of hoImap "imap.example.com" To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoImap To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // Login
    Get ComLogin Of hoImap "myLogin" "myPassword" To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoImap To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // First examine the already subscribed mailboxes.
    Move "" To sRefName
    Move "*" To sWildcardedMailbox
    Move True To iSubscribed

    Get Create (RefClass(cComChilkatMailboxes)) To hoMboxes
    If (Not(IsComObjectCreated(hoMboxes))) Begin
        Send CreateComObject of hoMboxes
    End
    Get pvComObject of hoMboxes to vMboxes
    Get ComMbxList Of hoImap iSubscribed sRefName sWildcardedMailbox vMboxes To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoImap To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Move 0 To i
    While (i < (ComCount(hoMboxes)))
        Get ComGetName Of hoMboxes i To sTemp1
        Showln sTemp1
        Move (i + 1) To i
    Loop

    Showln "----"

    // Sample output.

    // INBOX
    // INBOX/recent
    // INBOX/misc
    // INBOX/misc/solutions
    // ...
    // Outbox
    // Deleted Items
    // Sent Items
    // Drafts
    // Junk E-mail
    // Trash
    // Sent
    // Templates

    // Let's unsubscribe to "INBOX/misc/solutions".
    Get ComUnsubscribe Of hoImap "INBOX/misc/solutions" To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoImap To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // Get the list of subscribed mailboxes again to verify that "INBOX/misc/solutions" is missing.
    Get pvComObject of hoMboxes to vMboxes
    Get ComMbxList Of hoImap iSubscribed "" "INBOX/misc*" vMboxes To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoImap To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Move 0 To i
    While (i < (ComCount(hoMboxes)))
        Get ComGetName Of hoMboxes i To sTemp1
        Showln sTemp1
        Move (i + 1) To i
    Loop

    Showln "----"

    // Re-subscribe to "INBOX/misc/solutions".
    Get ComSubscribe Of hoImap "INBOX/misc/solutions" To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoImap To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // Get the list of subscribed mailboxes again to verify that "INBOX/misc/solutions" is back in the list.
    Get pvComObject of hoMboxes to vMboxes
    Get ComMbxList Of hoImap iSubscribed "" "INBOX/misc*" vMboxes To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoImap To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Move 0 To i
    While (i < (ComCount(hoMboxes)))
        Get ComGetName Of hoMboxes i To sTemp1
        Showln sTemp1
        Move (i + 1) To i
    Loop

    Showln "----"

    // Disconnect from the IMAP server.
    Get ComDisconnect Of hoImap To iSuccess


End_Procedure