(Visual Basic 6.0) Delete Email Individually (One at a time) from an IMAP Mailbox

Downloads email from an IMAP mailbox and deletes emails individually (one by one).

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

Dim imap As New ChilkatImap

Dim success As Long

' Anything unlocks the component and begins a fully-functional 30-day trial.
success = imap.UnlockComponent("Anything for 30-day trial")
If (success <> 1) Then
    Debug.Print imap.LastErrorText
    Exit Sub
End If

' Connect to an IMAP server.
' Use TLS
imap.Ssl = 1
imap.Port = 993
success = imap.Connect("imap.someMailServer.com")
If (success <> 1) Then
    Debug.Print imap.LastErrorText
    Exit Sub
End If

' Login
success = imap.Login("myLogin","myPassword")
If (success <> 1) Then
    Debug.Print imap.LastErrorText
    Exit Sub
End If

' Select an IMAP mailbox
success = imap.SelectMailbox("Inbox")
If (success <> 1) Then
    Debug.Print imap.LastErrorText
    Exit Sub
End If

Dim messageSet As MessageSet
' We can choose to fetch UIDs or sequence numbers.
Dim fetchUids As Long
fetchUids = 1
' Get the message IDs of all the emails in the mailbox
Set messageSet = imap.Search("ALL",fetchUids)
If (imap.LastMethodSuccess = 0) Then
    Debug.Print imap.LastErrorText
    Exit Sub
End If

' Fetch the emails into a bundle object:
Dim bundle As ChilkatEmailBundle
Set bundle = imap.FetchBundle(messageSet)
If (imap.LastMethodSuccess = 0) Then

    Debug.Print imap.LastErrorText
    Exit Sub
End If

' To mark a complete set of emails for deletion, call SetFlags:
success = imap.SetFlags(messageSet,"Deleted",1)
If (success <> 1) Then
    Debug.Print imap.LastErrorText
    Exit Sub
End If

' Messages can also be marked for deletion individually:
' Loop over the bundle and mark each message for deletion.
Dim i As Long
i = 0
Dim numEmails As Long
numEmails = bundle.MessageCount
Do While i < numEmails
    Dim email As ChilkatEmail
    Set email = bundle.GetEmail(i)
    Debug.Print email.From
    Debug.Print email.Subject

    ' To delete this email, set the "Deleted" flag to 1.
    ' The email is not actually deleted until Expunge or
    ' ExpungeAndClose is called.
    success = imap.SetMailFlag(email,"Deleted",1)
    If (success <> 1) Then
        Debug.Print imap.LastErrorText
        Exit Sub
    End If

    Debug.Print "--"

    i = i + 1
Loop

success = imap.ExpungeAndClose()
If (success <> 1) Then
    Debug.Print imap.LastErrorText

    Exit Sub
End If

' Disconnect from the IMAP server.
success = imap.Disconnect()