private Font verdana10Font;
private StreamReader reader;

private void SendToPrinter(string filename)
{
	reader = new StreamReader(filename);

	verdana10Font = new Font("Verdana", 10);
	PrintDialog printDialog = new PrintDialog();
	printDialog.ShowDialog();

	PrintDocument pd = new PrintDocument();
	pd.PrinterSettings = printDialog.PrinterSettings;

	pd.PrintPage += new PrintPageEventHandler(this.PrintTextFileHandler);

	pd.Print();

	if (reader != null)
		reader.Close();

	File.Delete(filename);
}

private void PrintTextFileHandler(object sender, PrintPageEventArgs ppeArgs)
{
	Graphics g = ppeArgs.Graphics;
	float linesPerPage = 0;
	float yPos = 0;
	int count = 0;

	float leftMargin = ppeArgs.MarginBounds.Left;
	float topMargin = ppeArgs.MarginBounds.Top;
	string line = null;

	linesPerPage = ppeArgs.MarginBounds.Height / verdana10Font.GetHeight(g);

	while (count < linesPerPage && ((line = reader.ReadLine()) != null))
	{
		yPos = topMargin + (count * verdana10Font.GetHeight(g));

		g.DrawString(line, verdana10Font, Brushes.Black, leftMargin, yPos, new StringFormat());

		count++;
	}

	if (line != null)
	{
		ppeArgs.HasMorePages = true;
	}
	else
	{
		ppeArgs.HasMorePages = false;
	}
}