Sample code for 30+ languages & platforms
VB.NET

Create Apple Watch HTML (text/watch-html) Email

See more Email Object Examples

Demonstrates how to create an Apple Watch text/watch-html email.

Chilkat VB.NET Downloads

VB.NET
Dim success As Boolean = False

' This example will produce an email such as:

' 	MIME-Version: 1.0
' 	Date: Fri, 02 Jun 2017 09:17:06 -0500
' 	Message-ID: <E6F1F17104442EA09740322D3E2E78806C87FB80@CHILKAT13>
' 	X-Priority: 3 (Normal)
' 	Subject: Apple Watch Example
' 	From: from@example.org
' 	To: to@example.org
' 	Content-Type: multipart/alternative; boundary="------------080904030200000307060803"
' 
' 	--------------080904030200000307060803
' 	Content-Type: text/plain; charset=utf-8
' 	Content-Transfer-Encoding: quoted-printable
' 	Content-Disposition: inline
' 
' 	This is the plain text part.
' 	--------------080904030200000307060803
' 	Content-Type: text/watch-html; charset=utf-8
' 	Content-Disposition: inline
' 	Content-Transfer-Encoding: quoted-printable
' 
' 	<b>This is the Watch HTML part</b>
' 	--------------080904030200000307060803
' 	Content-Type: text/html; charset=utf-8
' 	Content-Disposition: inline
' 	Content-Transfer-Encoding: quoted-printable
' 
' 	<p>This is the standard HTML part</p>
' 	--------------080904030200000307060803--

' Create a new email instance to get the default auto-created fields.
Dim email As New Chilkat.Email
email.Body = "This is the plain text part."
email.Subject = "Apple Watch Example"
email.From = "from@example.org"
email.AddTo("","to@example.org")

Debug.WriteLine(email.GetMime())
Debug.WriteLine("--")

' This is the MIME so far:
' (Chilkat automatically removes CKX-* headers when sending email.)

' 	MIME-Version: 1.0
' 	Date: Fri, 02 Jun 2017 09:17:06 -0500
' 	Message-ID: <E6F1F17104442EA09740322D3E2E78806C87FB80@CHILKAT13>
' 	Content-Type: text/plain; format=flowed
' 	Content-Transfer-Encoding: 7bit
' 	X-Priority: 3 (Normal)
' 	Subject: Apple Watch Example
' 	From: from@example.org
' 	To: to@example.org
' 
' 	This is the plain text part.

' We'll use the Chilkat MIME object to build it.
' The MIME API provides more flexibility..
Dim mime As New Chilkat.Mime
mime.LoadMime(email.GetMime())

' Convert this MIME to multipart/alternative.
mime.ConvertToMultipartAlt()

Debug.WriteLine(mime.GetMime())
Debug.WriteLine("--")

' We now have this MIME:

' 	MIME-Version: 1.0
' 	Date: Fri, 02 Jun 2017 09:17:06 -0500
' 	Message-ID: <E6F1F17104442EA09740322D3E2E78806C87FB80@CHILKAT13>
' 	X-Priority: 3 (Normal)
' 	Subject: Apple Watch Example
' 	From: from@example.org
' 	To: to@example.org
' 	Content-Type: multipart/alternative; boundary="------------080904030200000307060803"
' 
' 	--------------080904030200000307060803
' 	Content-Type: text/plain; format=flowed
' 	Content-Transfer-Encoding: 7bit
' 
' 	This is the plain text part.
' 	--------------080904030200000307060803--

' If we desire a particular charset, encoding, or disposition..

Dim partPlainText As New Chilkat.Mime
success = mime.PartAt(0,partPlainText)
If (success = False) Then
    Debug.WriteLine(mime.LastErrorText)
    Exit Sub
End If


partPlainText.Charset = "utf-8"
partPlainText.Disposition = "inline"
partPlainText.Encoding = "quoted-printable"

' Create the text/watch-html MIME part and add it.
Dim partWatchHtml As New Chilkat.Mime
partWatchHtml.ContentType = "text/watch-html"
partWatchHtml.Charset = "utf-8"
partWatchHtml.Disposition = "inline"
partWatchHtml.Encoding = "quoted-printable"
partWatchHtml.SetBody("<b>This is the Watch HTML part</b>")
mime.AppendPart(partWatchHtml)

Debug.WriteLine(mime.GetMime())
Debug.WriteLine("--")

' We now have this MIME:

' 	MIME-Version: 1.0
' 	Date: Fri, 02 Jun 2017 09:17:06 -0500
' 	Message-ID: <E6F1F17104442EA09740322D3E2E78806C87FB80@CHILKAT13>
' 	X-Priority: 3 (Normal)
' 	Subject: Apple Watch Example
' 	From: from@example.org
' 	To: to@example.org
' 	Content-Type: multipart/alternative; boundary="------------080904030200000307060803"
' 
' 	--------------080904030200000307060803
' 	Content-Type: text/plain; charset=utf-8
' 	Content-Transfer-Encoding: quoted-printable
' 	Content-Disposition: inline
' 
' 	This is the plain text part.
' 	--------------080904030200000307060803
' 	Content-Type: text/watch-html; charset=utf-8
' 	Content-Disposition: inline
' 	Content-Transfer-Encoding: quoted-printable
' 
' 	<b>This is the Watch HTML part</b>
' 	--------------080904030200000307060803--

' Create the text/html MIME part and add it.
Dim partHtml As New Chilkat.Mime
partHtml.ContentType = "text/html"
partHtml.Charset = "utf-8"
partHtml.Disposition = "inline"
partHtml.Encoding = "quoted-printable"
partHtml.SetBody("<p>This is the standard HTML part</p>")
mime.AppendPart(partHtml)

Debug.WriteLine(mime.GetMime())
Debug.WriteLine("--")

' We now have this MIME:

' 	MIME-Version: 1.0
' 	Date: Fri, 02 Jun 2017 09:17:06 -0500
' 	Message-ID: <E6F1F17104442EA09740322D3E2E78806C87FB80@CHILKAT13>
' 	X-Priority: 3 (Normal)
' 	Subject: Apple Watch Example
' 	From: from@example.org
' 	To: to@example.org
' 	Content-Type: multipart/alternative; boundary="------------080904030200000307060803"
' 
' 	--------------080904030200000307060803
' 	Content-Type: text/plain; charset=utf-8
' 	Content-Transfer-Encoding: quoted-printable
' 	Content-Disposition: inline
' 
' 	This is the plain text part.
' 	--------------080904030200000307060803
' 	Content-Type: text/watch-html; charset=utf-8
' 	Content-Disposition: inline
' 	Content-Transfer-Encoding: quoted-printable
' 
' 	<b>This is the Watch HTML part</b>
' 	--------------080904030200000307060803
' 	Content-Type: text/html; charset=utf-8
' 	Content-Disposition: inline
' 	Content-Transfer-Encoding: quoted-printable
' 
' 	<p>This is the standard HTML part</p>
' 	--------------080904030200000307060803--

' Load the email object with this MIME, and we're good to go..
email.SetFromMimeText(mime.GetMime())
Debug.WriteLine(email.GetMime())