private void Button1_Click(object sender, EventArgs e)
{
listViewPrinter printer = new listViewPrinter(ListView1, new Point(50, 50), chkBorder.Checked, ListView1.Groups.Count > 0, "titleText");
printer.print();
}
private void button2_Click_1(object sender, EventArgs e)
{
listViewPrinter printer = new listViewPrinter(ListView1, new Point(50, 25), chkBorder.Checked, ListView1.Groups.Count > 0, "Izveštaj", KonvJedinica(sum));
printer.print2();
}