/// <summary>
/// Handles the disposing of a dialog widget.
/// </summary>
protected override void OnUnrealize()
{
_content?.Unrealize();
_positiveButton?.Unrealize();
_neutralButton?.Unrealize();
_negativeButton?.Unrealize();
ApplyButton(ButtonPosition.Positive, null);
ApplyButton(ButtonPosition.Neutral, null);
ApplyButton(ButtonPosition.Negative, null);
ApplyContent(null);
base.OnUnrealize();
}
