public static FishingGroundForm GetInstance(string AOIGuid, SamplingForm Parent)
{
if (_instance == null)
{
_instance = new FishingGroundForm(AOIGuid, Parent);
}
return(_instance);
}
private void OnFormClosed(object sender, FormClosedEventArgs e)
{
_instance = null;
global.SaveFormSettings(this);
}