private void OnOpenPDF(object sender, EventArgs e)
{
CutlistData cd = new CutlistData();
object[] o = cd.GetDrawingData(part);
string fullpath = string.Format(@"{0}\{1}", o[2], o[1]);
if (o[1].ToString() == @"NULL")
{
o = cd.GetMetalDrawingData(part);
fullpath = string.Format(@"{0}\{1}", o[2], o[1]);
}
if (o[1] != @"NULL")
{
System.Diagnostics.Process.Start(fullpath);
}
}