Features:
1. Multi sender's email separated by a semi-colon with same password.
2. Multi recipient (targets in TO, CC, BCC) separated by a semi-colon
3. Html format and email priorities
4. Email bomber and send by amount only
5. With multiple attachments
![[Image: 13362915835160650751150.jpg]](http://img818.imageshack.us/img818/4160/13362915835160650751150.jpg)
Or view it here:
Hope this helps others in creating their own email sender.
1. Multi sender's email separated by a semi-colon with same password.
2. Multi recipient (targets in TO, CC, BCC) separated by a semi-colon
3. Html format and email priorities
4. Email bomber and send by amount only
5. With multiple attachments
Code:
Imports System.Net.Mail
Imports System.ComponentModel
Public Class EmailSender
Dim html As Boolean
Dim priority As String
Dim SendAmount As Integer
Private Sub ButtonSend_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ButtonSend.Click
Try
' Clear tooltips
ErrorProvider1.Clear()
TextBoxSentMails.Text = "0"
If ButtonSend.Text = "Cancel" Then
Me.BackgroundWorker1.CancelAsync()
enablegroupboxes()
ButtonSend.Text = "Send"
Else
'Validate Email Address
ValidateEmail()
End If
Catch ex As Exception
MessageBox.Show(ex.Message, "Email Validation Error", MessageBoxButtons.OK, _
MessageBoxIcon.Stop)
End Try
End Sub
Private Sub ButtonClearData_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ButtonClearData.Click
Try
TxtSenderUsername.Clear()
TxtSenderPassword.Clear()
TxtRecipientEmail.Clear()
TxtEmailSubject.Clear()
EmailMessage.Clear()
ListBoxAttachmentsFiles.Items.Clear()
Catch ex As Exception
MessageBox.Show(ex.Message, "Clear Error", MessageBoxButtons.OK, _
MessageBoxIcon.Stop)
End Try
End Sub
Private Sub ButtonRemoveFiles_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ButtonRemoveFiles.Click
If ListBoxAttachmentsFiles.SelectedIndex > -1 Then
ListBoxAttachmentsFiles.Items.RemoveAt(ListBoxAttachmentsFiles.SelectedIndex)
End If
End Sub
Private Sub ButtonAttach_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ButtonAttach.Click
Try
Dim Counter As Integer
OFD.Title = "Select the file(s) to attach"
OFD.ShowDialog()
For Counter = 0 To UBound(OFD.FileNames)
ListBoxAttachmentsFiles.Items.Add(OFD.FileNames(Counter))
Next
Catch ex As Exception
MessageBox.Show(ex.Message, "Email Error", MessageBoxButtons.OK, MessageBoxIcon.Stop)
End Try
End Sub
Sub ValidateEmail()
Try
' The regular expression rule
Dim Expression As New System.Text.RegularExpressions.Regex("\S+@\S+\.\S+")
' If the email matches the regular expression
If CheckBox1.CheckState = 1 And CheckBox2.CheckState = 1 Then
If Expression.IsMatch(TxtSenderUsername.Text) And _
Expression.IsMatch(TxtRecipientEmail.Text) And _
Expression.IsMatch(TxtRecipientCCEmail.Text) And _
Expression.IsMatch(TxtRecipientBCCEmail.Text) Then
'Send Email Message
If TxtSenderUsername.Text.Contains("@gmail.com") = False Then
MsgBox("You need to have a valid gmail address!" + vbNewLine + "Example: username@gmail.com")
ErrorProvider1.SetError(TxtSenderUsername, " Please enter your email.")
Exit Sub
Else
If TxtSenderPassword.Text = "" Then
MsgBox("You forgot your password!")
ErrorProvider1.SetError(TxtSenderPassword, " Please enter your password.")
Exit Sub
ElseIf TxtSenderPassword.Text.Length <= 7 Then
MessageBox.Show("Minimum Gmail password length is 8 characters!" & vbNewLine & "Please correct this error!", "Error!", MessageBoxButtons.OK, MessageBoxIcon.Error)
ErrorProvider1.SetError(TxtSenderPassword, " Please enter your password.")
Exit Sub
Else
SendEmail()
End If
End If
Else
'Show error
erroremail()
End If
ElseIf CheckBox1.CheckState = 0 And CheckBox2.CheckState = 1 Then
If Expression.IsMatch(TxtSenderUsername.Text) And _
Expression.IsMatch(TxtRecipientEmail.Text) And _
Expression.IsMatch(TxtRecipientBCCEmail.Text) Then
'Send Email Message
If TxtSenderUsername.Text.Contains("@gmail.com") = False Then
MsgBox("You need to have a valid gmail address!" + vbNewLine + "Example: username@gmail.com")
ErrorProvider1.SetError(TxtSenderUsername, " Please enter your email.")
Exit Sub
Else
If TxtSenderPassword.Text = "" Then
MsgBox("You forgot your password!")
ErrorProvider1.SetError(TxtSenderPassword, " Please enter your password.")
Exit Sub
ElseIf TxtSenderPassword.Text.Length <= 7 Then
MessageBox.Show("Minimum Gmail password length is 8 characters!" & vbNewLine & "Please correct this error!", "Error!", MessageBoxButtons.OK, MessageBoxIcon.Error)
ErrorProvider1.SetError(TxtSenderPassword, " Please enter your password.")
Exit Sub
Else
SendEmail()
End If
End If
Else
'Show error
erroremail()
End If
ElseIf CheckBox1.CheckState = 1 And CheckBox2.CheckState = 0 Then
If Expression.IsMatch(TxtSenderUsername.Text) And _
Expression.IsMatch(TxtRecipientEmail.Text) And _
Expression.IsMatch(TxtRecipientCCEmail.Text) Then
'Send Email Message
If TxtSenderUsername.Text.Contains("@gmail.com") = False Then
MsgBox("You need to have a valid gmail address!" + vbNewLine + "Example: username@gmail.com")
ErrorProvider1.SetError(TxtSenderUsername, " Please enter your email.")
Exit Sub
Else
If TxtSenderPassword.Text = "" Then
MsgBox("You forgot your password!")
ErrorProvider1.SetError(TxtSenderPassword, " Please enter your password.")
Exit Sub
ElseIf TxtSenderPassword.Text.Length <= 7 Then
MessageBox.Show("Minimum Gmail password length is 8 characters!" & vbNewLine & "Please correct this error!", "Error!", MessageBoxButtons.OK, MessageBoxIcon.Error)
ErrorProvider1.SetError(TxtSenderPassword, " Please enter your password.")
Exit Sub
Else
SendEmail()
End If
End If
Else
'Show error
erroremail()
End If
ElseIf CheckBox1.CheckState = 0 And CheckBox2.CheckState = 0 Then
If Expression.IsMatch(TxtSenderUsername.Text) And _
Expression.IsMatch(TxtRecipientEmail.Text) Then
'Send Email Message
If TxtSenderUsername.Text.Contains("@gmail.com") = False Then
MsgBox("You need to have a valid gmail address!" + vbNewLine + "Example: username@gmail.com")
ErrorProvider1.SetError(TxtSenderUsername, " Please enter your email.")
Exit Sub
Else
If TxtSenderPassword.Text = "" Then
MsgBox("You forgot your password!")
ErrorProvider1.SetError(TxtSenderPassword, " Please enter your password.")
Exit Sub
ElseIf TxtSenderPassword.Text.Length <= 7 Then
MessageBox.Show("Minimum Gmail password length is 8 characters!" & vbNewLine & "Please correct this error!", "Error!", MessageBoxButtons.OK, MessageBoxIcon.Error)
ErrorProvider1.SetError(TxtSenderPassword, " Please enter your password.")
Exit Sub
Else
SendEmail()
End If
End If
Else
'Show error
erroremail()
End If
End If
Catch ex As Exception
MessageBox.Show(ex.Message, "Email Error", MessageBoxButtons.OK, MessageBoxIcon.Stop)
End Try
End Sub
Sub SendEmail()
Try
' Bomber
If RadioButton4.Checked = True Then
If ButtonSend.Text = "Send" Then
Me.BackgroundWorker1.RunWorkerAsync()
TextBoxSentMails.Text = "0"
disablegroupboxes()
ButtonSend.Text = "Cancel"
Else
Me.BackgroundWorker1.CancelAsync()
enablegroupboxes()
ButtonSend.Text = "Send"
End If
' Amount of mail
ElseIf RadioButton5.Checked = True Then
If NumericUpDown1.Value <= "0" Then
MessageBox.Show("Input amount of emails to send.", "Email Error", MessageBoxButtons.OK, _
MessageBoxIcon.Stop)
Else
If ButtonSend.Text = "Send" Then
Me.BackgroundWorker1.RunWorkerAsync()
TextBoxSentMails.Text = "0"
disablegroupboxes()
ButtonSend.Text = "Cancel"
Else
Me.BackgroundWorker1.CancelAsync()
enablegroupboxes()
ButtonSend.Text = "Send"
End If
End If
End If
Catch ex As Exception
MessageBox.Show(ex.Message, "Email Error", MessageBoxButtons.OK, _
MessageBoxIcon.Stop)
End Try
End Sub
Sub disablegroupboxes()
Try
GroupBoxSender.Enabled = False
GroupBoxRecipient.Enabled = False
GroupBoxMessage.Enabled = False
GroupBoxMailOptions.Enabled = False
GroupBoxMessageOptions.Enabled = False
ButtonClearData.Enabled = False
ButtonSend.Text = "Cancel"
' Clear tooltips
ErrorProvider1.Clear()
Catch ex As Exception
MessageBox.Show(ex.Message, "Email Error", MessageBoxButtons.OK, _
MessageBoxIcon.Stop)
End Try
End Sub
Sub enablegroupboxes()
Try
GroupBoxSender.Enabled = True
GroupBoxRecipient.Enabled = True
GroupBoxMessage.Enabled = True
GroupBoxMailOptions.Enabled = True
GroupBoxMessageOptions.Enabled = True
ButtonClearData.Enabled = True
ButtonSend.Text = "Send"
' Clear tooltips
ErrorProvider1.Clear()
Catch ex As Exception
MessageBox.Show(ex.Message, "Email Error", MessageBoxButtons.OK, _
MessageBoxIcon.Stop)
End Try
End Sub
Private Sub CheckBox1_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles CheckBox1.CheckedChanged
Try
If CheckBox1.CheckState = 1 Then
TxtRecipientCCEmail.Enabled = True
TxtRecipientCCEmail.Clear()
CheckBox1.Text = "Disable"
Else
TxtRecipientCCEmail.Enabled = False
TxtRecipientCCEmail.Text = "*** Not Used ***"
CheckBox1.Text = "Enable"
End If
Catch ex As Exception
MessageBox.Show(ex.Message, "Email Error", MessageBoxButtons.OK, _
MessageBoxIcon.Stop)
End Try
End Sub
Private Sub CheckBox2_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles CheckBox2.CheckedChanged
Try
If CheckBox2.CheckState = 1 Then
TxtRecipientBCCEmail.Enabled = True
TxtRecipientBCCEmail.Clear()
CheckBox2.Text = "Disable"
Else
TxtRecipientBCCEmail.Enabled = False
TxtRecipientBCCEmail.Text = "*** Not Used ***"
CheckBox2.Text = "Enable"
End If
Catch ex As Exception
MessageBox.Show(ex.Message, "Email Error", MessageBoxButtons.OK, _
MessageBoxIcon.Stop)
End Try
End Sub
Private Sub RadioButton5_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles RadioButton5.CheckedChanged
Try
If RadioButton5.Checked = True Then
NumericUpDown1.Enabled = True
Else
NumericUpDown1.Enabled = False
End If
Catch ex As Exception
MessageBox.Show(ex.Message, "Email Error", MessageBoxButtons.OK, _
MessageBoxIcon.Stop)
End Try
End Sub
Private Sub BackgroundWorker1_DoWork(ByVal sender As Object, ByVal e As System.ComponentModel.DoWorkEventArgs) Handles BackgroundWorker1.DoWork
Try
Dim StartDateTime
StartDateTime = DateTime.Now()
Dim smtpServer As New SmtpClient()
Dim mail As New MailMessage()
Dim Counter As Integer = 0 'For Attachment
Dim Attachment As System.Net.Mail.Attachment
'Username & Password to connect Gmail
Dim EmailsSenter As String = Trim(TxtSenderUsername.Text)
Dim sitessenter As String() = Nothing
sitessenter = EmailsSenter.Split(";")
Dim aemail As String
For Each aemail In sitessenter
smtpServer.Credentials = New Net.NetworkCredential(aemail, TxtSenderPassword.Text)
Next aemail
'Single emailer
'smtpServer.Credentials = New Net.NetworkCredential(TxtSenderUsername.Text, TxtSenderPassword.Text)
'Check Priorities
If RadioButton1.Checked = True Then
mail.Priority = MailPriority.Low
ElseIf RadioButton2.Checked = True Then
mail.Priority = MailPriority.Normal
ElseIf RadioButton3.Checked = True Then
mail.Priority = MailPriority.High
End If
If CheckBox3.Checked = True Then
html = True
Else
html = False
End If
' Html format?
mail.IsBodyHtml = html
' GMAIL Default Port
smtpServer.Port = 587
' GMAIL Smtp
smtpServer.Host = "smtp.gmail.com"
' Enable SSL Check
smtpServer.EnableSsl = True 'SSL Check
mail = New MailMessage()
'Set the content
mail.From = New MailAddress("Anonymous@Sender.com")
'multi recipients
Dim EmailsTo As String = Trim(TxtRecipientEmail.Text)
Dim sitesto As String() = Nothing
sitesto = EmailsTo.Split(";")
Dim s As String
For Each s In sitesto
mail.To.Add(s)
Next s
'mail.To.Add(TxtRecipientEmail.Text)
mail.Subject = TxtEmailSubject.Text
mail.Body = EmailMessage.Text
If TxtRecipientCCEmail.Enabled = True Then
' Multi CC
Dim EmailsCC As String = Trim(TxtRecipientCCEmail.Text)
Dim sitesCC As String() = Nothing
sitesCC = EmailsCC.Split(";")
Dim scc As String
For Each scc In sitesCC
mail.CC.Add(scc)
Next scc
End If
If TxtRecipientBCCEmail.Enabled = True Then
' Multi BCC
Dim EmailsBCC As String = Trim(TxtRecipientBCCEmail.Text)
Dim sitesBCC As String() = Nothing
sitesBCC = EmailsBCC.Split(";")
Dim sbcc As String
For Each sbcc In sitesBCC
mail.Bcc.Add(sbcc)
Next sbcc
End If
'Set attachment
For Counter = 0 To ListBoxAttachmentsFiles.Items.Count - 1
Attachment = New Attachment(ListBoxAttachmentsFiles.Items(Counter).ToString)
mail.Attachments.Add(Attachment)
Next
' Loop
Dim intCount As Integer
Dim amount As Integer = NumericUpDown1.Text - 1
If RadioButton4.Checked = True Then
' Bomber Enabled
Do Until BackgroundWorker1.CancellationPending
smtpServer.Send(mail)
SendAmount += 1
BackgroundWorker1.ReportProgress(0)
Loop
ElseIf RadioButton5.Checked = True Then
'Send Amount of Emails
For intCount = 0 To amount
If BackgroundWorker1.CancellationPending Then
Exit Sub
End If
smtpServer.Send(mail)
SendAmount += 1
BackgroundWorker1.ReportProgress(0)
Next intCount
End If
'Message sent status
Dim Lapse As String
Lapse = DateDiff(DateInterval.Second, Now, StartDateTime)
MsgBox(TextBoxSentMails.Text & " email messages is successfully delivered to : " & TxtRecipientEmail.Text & " in " & Lapse & " seconds.")
Catch ex As Exception
MessageBox.Show(ex.Message, "Email Error", _
MessageBoxButtons.OK, _
MessageBoxIcon.Stop)
End Try
End Sub
Sub report() Handles BackgroundWorker1.ProgressChanged
Try
TextBoxSentMails.Text = SendAmount
Catch ex As Exception
MessageBox.Show(ex.Message, "Email Error", MessageBoxButtons.OK, _
MessageBoxIcon.Stop)
End Try
End Sub
Private Sub BackgroundWorker1_RunWorkerCompleted(ByVal sender As Object, ByVal e As RunWorkerCompletedEventArgs)
Try
If e.Cancelled = True Then
MsgBox("Email progress is canceled!")
ElseIf e.Error IsNot Nothing Then
MsgBox(e.Error.Message)
Else
enablegroupboxes()
End If
enablegroupboxes()
Catch ex As Exception
MessageBox.Show(ex.Message, "Email Error", MessageBoxButtons.OK, _
MessageBoxIcon.Stop)
End Try
End Sub
Private Sub Buttonclose_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Buttonclose.Click
Dim response As MsgBoxResult
response = MsgBox("Are you sure you want to close this application?", _
vbYesNo + vbExclamation + vbApplicationModal + _
vbDefaultButton2, "Close confirmation")
If response = MsgBoxResult.Yes Then
'in case the process is still running when the form is about to be closed.
If BackgroundWorker1.IsBusy Then
BackgroundWorker1.CancelAsync()
End If
' Messagebox
aboutbox()
Me.Visible = False
Me.Dispose()
Me.Close()
End
ElseIf response = MsgBoxResult.No Then
Exit Sub
End If
End Sub
Private Sub EmailSender_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
Try
Dim tool As New ToolTip()
tool.SetToolTip(TxtSenderUsername, "Input your email(s).")
tool.SetToolTip(TxtSenderPassword, "Input your password.")
tool.SetToolTip(TxtRecipientEmail, "Input your target email(s).")
tool.SetToolTip(TxtRecipientCCEmail, "Input your CC email(s).")
tool.SetToolTip(TxtRecipientBCCEmail, "Input your BCC email(s).")
tool.SetToolTip(CheckBox1, "Enable/Disable CC emails?")
tool.SetToolTip(CheckBox2, "Enable/Disable BCC emails?")
tool.SetToolTip(TxtEmailSubject, "Input your email subject..")
tool.SetToolTip(EmailMessage, "Input your email message.")
tool.SetToolTip(ListBoxAttachmentsFiles, "List of file(s) to attach.")
tool.SetToolTip(ButtonAttach, "Attach file(s).")
tool.SetToolTip(ButtonRemoveFiles, "Remove file(s).")
tool.SetToolTip(CheckBox3, "Send in Hmtl format?")
tool.SetToolTip(RadioButton1, "Send with Low Priority?")
tool.SetToolTip(RadioButton2, "Send with Normal Priority?")
tool.SetToolTip(RadioButton3, "Send with High Priority?")
tool.SetToolTip(RadioButton4, "Activate bomber?")
tool.SetToolTip(RadioButton5, "Ativate mail count?")
tool.SetToolTip(NumericUpDown1, "Input number of mails to send.")
tool.SetToolTip(ButtonClearData, "Clear all information.")
tool.SetToolTip(ButtonSend, "Send mail.")
tool.SetToolTip(Buttonclose, "Close program.")
Catch ex As Exception
MessageBox.Show(ex.Message, "Email Error", MessageBoxButtons.OK, _
MessageBoxIcon.Stop)
End Try
End Sub
Private Sub ToolStripSplitButton1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ToolStripSplitButton1.Click
aboutbox()
Me.Show()
End Sub
Sub aboutbox()
Me.Hide()
MessageBox.Show("Coder: euverve/thatskie84" + vbNewLine _
+ "Website: http://www.ph-geeks.co.cc" _
+ vbNewLine + vbNewLine _
+ "Greetz to all PSVX members," _
+ vbNewLine + "pinoygeeks, friends..." _
+ vbNewLine + "I know who you are!" + vbNewLine _
+ vbNewLine + "No lefts reserved." _
+ vbNewLine + vbNewLine _
+ "USE AT YOUR OWN RISK!", "About | Team Pinoy Geeks", _
MessageBoxButtons.OK, MessageBoxIcon.Information)
End Sub
Sub erroremail()
Try
Dim Expression As New System.Text.RegularExpressions.Regex("\S+@\S+\.\S+")
If Expression.IsMatch(TxtSenderUsername.Text) = False Or _
TxtSenderUsername.Text.Contains("@gmail.com") = False Then
ErrorProvider1.SetError(TxtSenderUsername, " Verify your email(s).")
End If
If TxtSenderPassword.Text.Length <= 7 Then
ErrorProvider1.SetError(TxtSenderPassword, " Verify your password.")
End If
If Expression.IsMatch(TxtRecipientEmail.Text) = False Then
ErrorProvider1.SetError(TxtRecipientEmail, " Verify target email(s).")
End If
MessageBox.Show("The email address(es) may NOT be valid." + vbNewLine _
+ "Please verify all needed information " + vbNewLine _
+ "before proceeding this task.")
Catch ex As Exception
MessageBox.Show(ex.Message, "Email Error", MessageBoxButtons.OK, _
MessageBoxIcon.Stop)
End Try
End Sub
End ClassOr view it here:
Code:
http://pastebin.com/embed_iframe.php?i=QV0VJvUFHope this helps others in creating their own email sender.
USB Anti-virus? Try USB Drive Defender
![[Image: 8bQCusS.jpg]](http://i.imgur.com/8bQCusS.jpg)