This example shows how to add e-mail to Microsoft Outlook outbox using VB.Net .The most improtant point here to get this working is to add a reference to “Microsoft Outlook object library”(Right click on the project -Add References - Select the COM tab - Select “Microsoft Outlook object library”.
Public Class Form1
Private Sub btnSend_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnSend.Click
If (txtTo.Text.Length > 0 And txtSubject.Text.Length > 0 And txtBody.Text.Length > 0) Then
Try
Dim ol As New Outlook.Application()
Dim ns As Outlook.NameSpace
Dim fdMail As Outlook.MAPIFolder
ns = ol.GetNamespace("MAPI")
ns.Logon(, , True, True)
‘creating a new MailItem object
Dim newMail As Outlook.MailItem
‘gets defaultfolder for my Outlook Outbox
fdMail = ns.GetDefaultFolder(Outlook.OlDefaultFolders.olFolderOutbox)
‘assign values to the newMail MailItem
newMail = fdMail.Items.Add(Outlook.OlItemType.olMailItem)
newMail.Subject = txtSubject.Text
newMail.Body = txtBody.Text
newMail.To = txtTo.Text
newMail.SaveSentMessageFolder = fdMail
newMail.Send()
Catch ex As Exception
Throw ex
End Try
End If
End Sub
End Class