private void frmMain_DragDrop(object sender, DragEventArgs e)
{
string[] filepaths = (string[])e.Data.GetData(DataFormats.FileDrop);
foreach(string filepath in filepaths)
{
if(Path.GetExtension(filepath).Equals(".raw", StringComparison.InvariantCultureIgnoreCase) &&
!lstRawFiles.Items.Contains(filepath))
{
lstRawFiles.Items.Add(filepath);
UpdateOutputFolder(filepath);
}
}
}