Read Gmail POP3 Mailbox

Reads the header for each email in a GMail POP3 mailbox and displays the FROM and SUBJECT header fields. In your GMail "Forwarding and POP" settings, be sure to select "When messages are accessed with POP keep Gmail's copy in the Inbox".

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'  The mailman object is used for receiving (POP3)
'  and sending (SMTP) email.
Dim mailman As New Chilkat.MailMan()

'  Any string argument automatically begins the 30-day trial.
Dim success As Boolean
success = mailman.UnlockComponent("30-day trial")
If (success <> true) Then
    MsgBox("Component unlock failed")
    Exit Sub
End If


'  Set the GMail account POP3 properties.
mailman.MailHost = "pop.gmail.com"
mailman.PopUsername = "myLogin"
mailman.PopPassword = "myPassword"
mailman.PopSsl = true
mailman.MailPort = 995

Dim bundle As Chilkat.EmailBundle
'  Read mail headers and one line of the body.
'  To get the full emails, call CopyMail instead (no arguments)
bundle = mailman.GetAllHeaders(1)

If (bundle Is Nothing ) Then
    MsgBox(mailman.LastErrorText)
    Exit Sub
End If


Dim i As Long
Dim email As Chilkat.Email
For i = 0 To bundle.MessageCount - 1
    email = bundle.GetEmail(i)

    '  Display the From email address and the subject.
    TextBox1.Text = TextBox1.Text & email.From & vbCrLf
    TextBox1.Text = TextBox1.Text & email.Subject _
         & vbCrLf & vbCrLf

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