private void SnapClickedHandler(object sender, ToolStripItemClickedEventArgs e)
{
int k = button2.ContextMenuStrip.Items.IndexOf(e.ClickedItem);
if (k >= 0)
{
toupcam_.Snap((uint)k);
}
}
public void onEventStillImage(string fileName)
{
myCamera.Snap(0);
FileName = fileName;
}