B4X Requires Chilkat v11.0.0+
POP3 FetchAll Example

Demonstrates downloading email from a POP3 server via FetchAll (using pop3.live.com). Make sure to enable POP3 access for your HotMail account (or any other type of account if POP3 access is not enabled by default).
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Dim success As Boolean = False

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

Dim mailman As ChilkatMailMan
mailman.Initialize("mailman")

'  Connection settings for pop3.live.com (or pop-mail.outlook.com, both should work)
mailman.MailHost = "pop3.live.com"

mailman.PopUsername = "my_account@live.com"
mailman.PopPassword = "my_live.com_password"
mailman.MailPort = 995
mailman.PopSsl = True

'  WARNING: FetchAll is only a reasonable choice if it is already know that not
'  to many emails are present on the server.  FetchAll is a poor choice if a huge number
'  of emails exist.  It is better to download individually or in batches.
Dim bundle As ChilkatEmailBundle
bundle.Initialize
Dim keepOnServer As Boolean = True
Dim headersOnly As Boolean = False
'  Irrelevent because we are not downloading headers-only
Dim numBodyLines As Int = 0
success = mailman.FetchAll(keepOnServer, headersOnly, numBodyLines, bundle)
If success = False Then
    Log(mailman.LastErrorText)
    Return
End If


'  Iterate over the bundle and examine each email..
Dim numEmails As Int = bundle.MessageCount
Dim i As Int = 0
Dim email As ChilkatEmail
email.Initialize
Do While i < numEmails
    bundle.EmailAt(i, email)
    Log("From: " & email.From)
    Log("Subject: " & email.Subject)
    Log("--")
    i = i + 1
Loop

'  Examine the POP3 session log:
Log(mailman.Pop3SessionLog)

'  End the POP3 session and close the connection to the POP3 server.
mailman.Pop3EndSession

Log("-- Finished.")

'  The output of this program:

'  	**** Connected to pop3.live.com:995
'  	< +OK DUB006-POP62 POP3 server ready
'  	> USER chilkat@live.com
'  	< +OK password required
'  	> PASS ****
'  	< +OK User successfully authenticated. [AuthResult=0 Proxy=CY1PR17MB0630.namprd17.prod.outlook.com:1995:SSL]
'  	> STAT
'  	< +OK 23 914026
'  	> LIST
'  	< +OK 23 914026
'  	1 50828
'  	2 49862
'  	3 142837
'  	4 61466
'  	5 40805
'  	6 39992
'  	7 61358
'  	8 18431
'  	9 122577
'  	10 20322
'  	11 24274
'  	12 24367
'  	13 22860
'  	14 10136
'  	15 35379
'  	16 30916
'  	17 19800
'  	18 14941
'  	19 16883
'  	20 15151
'  	21 20198
'  	22 28108
'  	23 42535
'  	.
'  	> UIDL
'  	< +OK
'  	< +OK
'  	1 2291
'  	2 2591
'  	3 3062
'  	4 3063
'  	5 3064
'  	6 3065
'  	7 3066
'  	8 3067
'  	9 3068
'  	10 3069
'  	11 3070
'  	12 3071
'  	13 3072
'  	14 3073
'  	15 3074
'  	16 3075
'  	17 3076
'  	18 3077
'  	19 3078
'  	20 3079
'  	21 3080
'  	22 3081
'  	23 3405
'  	.
'  	> RETR 1
'  	< +OK
'  	> RETR 2
'  	< +OK
'  	> RETR 3
'  	< +OK
'  	> RETR 4
'  	< +OK
'  	> RETR 5
'  	< +OK
'  	> RETR 6
'  	< +OK
'  	> RETR 7
'  	< +OK
'  	> RETR 8
'  	< +OK
'  	> RETR 9
'  	< +OK
'  	> RETR 10
'  	< +OK
'  	> RETR 11
'  	< +OK
'  	> RETR 12
'  	< +OK
'  	> RETR 13
'  	< +OK
'  	> RETR 14
'  	< +OK
'  	> RETR 15
'  	< +OK
'  	> RETR 16
'  	< +OK
'  	> RETR 17
'  	< +OK
'  	> RETR 18
'  	< +OK
'  	> RETR 19
'  	< +OK
'  	> RETR 20
'  	< +OK
'  	> RETR 21
'  	< +OK
'  	> RETR 22
'  	< +OK
'  	> RETR 23
'  	< +OK
'  
'  	-- Finished.
'