private void InitializeEnv()
{
CameraCBox.Items.Clear();
CameraCBox.SelectedIndex = -1;
System.Array arCameraList = (System.Array)CameraCtrl.GetCameraList();
for (int i = 0; i < arCameraList.Length; i++)
{
CameraCBox.Items.Add(arCameraList.GetValue(i));
CameraCBox.SelectedIndex = i;
}
}