Cancel Method

public void Cancel()

Public Sub Cancel

public:
  void Cancel();

Shows how to use the Cancel method to cancel the current operation.

using System;
using ComponentPro.Net.Mail;

...

public void DoAbort()
{
    // Create a new Imap instance. 
    Imap client = new Imap();

    // Connect to the IMAP server. 
    client.Connect("myserver");

    // Authenticate. 
    client.Authenticate("test", "test");

    try 
    {
        // Register an event handler. 
        client.Progress += client_Progress;

        client.Select("INBOX");

        // Download a message with sequence number #1. 
        client.DownloadMessage(1, "c:\\temp\\my message.eml");
    }
    catch (ImapException exc)
    {
        Console.WriteLine("Exception: " + exc.Message);
    }

    // Disconnect. 
    client.Disconnect();
}

void client_Progress(object sender, ImapProgressEventArgs e)
{
    // Abort the download operation if the bytes transferred is greater than or equal to 500Kb. 
    if (e.State == ImapTransferState.Downloading && e.BytesTransferred >= 1024 * 500)
    {
        ((Imap)sender).Cancel();
    }
}

Imports ComponentPro.Net.Mail

...

Public Sub DoAbort()
    ' Create a new Imap instance. 
    Dim client As New Imap()

    ' Connect to the IMAP server. 
    client.Connect("myserver")

    ' Authenticate. 
    client.Authenticate("test", "test")

    Try 
        ' Register an event handler. 
        AddHandler client.Progress, AddressOf client_Progress

        client.Select("INBOX")

        ' Download a message with sequence number #1. 
        client.DownloadMessage(1, "c:\temp\my message.eml")
    Catch exc As ImapException
        Console.WriteLine("Exception: " & exc.Message)
    End Try 
 
    ' Disconnect. 
    client.Disconnect()
End Sub 
 
Private Sub client_Progress(ByVal sender As Object, ByVal e As ImapProgressEventArgs)
    ' Abort the download operation if the bytes transferred is greater than or equal to 500Kb. 
    If e.State = ImapTransferState.Downloading AndAlso e.BytesTransferred >= 1024 * 500 Then 
        CType(sender, Imap).Cancel()
    End If 
End Sub

Reference