private void _PopulateFormWithController(OutputPreview oc)
{
_displayedController = oc;
if(oc == null) {
textBoxName.Text = "";
buttonDeleteController.Enabled = false;
groupBoxSelectedController.Enabled = false;
} else {
textBoxName.Text = oc.Name;
buttonDeleteController.Enabled = true;
groupBoxSelectedController.Enabled = true;
}
}