(.NET Core C#) FTP Download with Progress Event Callbacks

FTP download with progress event callbacks.

Chilkat .NET Downloads Chilkat .NET Assemblies Chilkat for .NET Core Chilkat for Mono

// PercentDone callback method.
public void handlePercentDone(int pctDone, out bool abort)
    {
    // Application code goes here.
    }

// ProgressInfo callback method.
public void handleProgressInfo(string name, string value)
    {
    // Application code goes here.
    }

private void ChilkatExample()
    {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    Chilkat.Ftp2 ftp = new Chilkat.Ftp2();

    Chilkat.Ftp2.PercentDone percentDone = new Chilkat.Ftp2.PercentDone(handlePercentDone);
    ftp.setPercentDoneCb(percentDone);

    Chilkat.Ftp2.ProgressInfo progressInfo = new Chilkat.Ftp2.ProgressInfo(handleProgressInfo);
    ftp.setProgressInfoCb(progressInfo);

    ftp.Hostname = "ftp.someFtpServer.com";
    ftp.Username = "myLogin";
    ftp.Password = "myPassword";

    // Connect and login to the FTP server.
    bool success = ftp.ConnectOnly();
    if (success != true) {
        Debug.WriteLine(ftp.LastErrorText);
        return;
    }

    success = ftp.LoginAfterConnectOnly();
    if (success != true) {
        Debug.WriteLine(ftp.LastErrorText);
        return;
    }

    // Change to the remote directory where the file is located.
    // This step is only necessary if the file is not in the home directory
    // of the FTP account.
    success = ftp.ChangeRemoteDir("junk");
    if (success != true) {
        Debug.WriteLine(ftp.LastErrorText);
        return;
    }

    string localFilename = "c:/temp/hamlet.xml";
    string remoteFilename = "hamlet.xml";

    // Ensure that we get PercentDone callbacks.
    ftp.AutoGetSizeForProgress = true;

    // Download the file.
    success = ftp.GetFile(remoteFilename,localFilename);
    if (success != true) {
        Debug.WriteLine(ftp.LastErrorText);
        return;
    }

    success = ftp.Disconnect();

    Debug.WriteLine("File Downloaded!");

    }