public override void LayoutSubviews ()
{
if (!string.IsNullOrEmpty (RightText)) {
((UILabel)this.RightView).Text = RightText;
((UILabel)this.RightView).SizeToFit ();
((UILabel)this.RightView).BackgroundColor = UIColor.Clear;
this.RightViewMode = UITextFieldViewMode.Always;
} else {
this.RightViewMode = UITextFieldViewMode.Never;
}
base.LayoutSubviews ();
}
}