Scroll on TextField enter

gistfile1.txt

            txtEmail.EditingDidBegin += delegate
            {
                UIUtils.SetKeyboardEditorWithCloseButton(txtEmail, UIKeyboardType.Default);
                UIUtils.AnimateTextField(View, true);
            };
            
            txtEmail.EditingDidEnd += delegate
            {
                UIUtils.AnimateTextField(View, false);
            };
            
            public static void AnimateTextField(UIView view, bool direction)
        {
            int moveDist = 100;
            double moveDur = 0.3;
            int move = (direction ? -moveDist : 0);
            UIView.BeginAnimations("anim");
            UIView.SetAnimationBeginsFromCurrentState(true);
            UIView.SetAnimationDuration(moveDur);
            view.Frame = new CGRect(view.Frame.X, (float)move, view.Bounds.Width, view.Bounds.Height);
            UIView.CommitAnimations();
        }
        
        public static void SetKeyboardEditorWithCloseButton(UITextField txt, UIKeyboardType keyboardType)
        {
            var toolbar = new UIToolbar
            {
                BarStyle = UIBarStyle.Black,
                Translucent = true,

            };
            txt.KeyboardType = keyboardType;
            toolbar.SizeToFit();

            var text = new UITextView(new CGRect(0, 0, 200, 32))
            {
                ContentInset = UIEdgeInsets.Zero,
                KeyboardType = keyboardType,
                Text = txt.Text,
                UserInteractionEnabled = true
            };
            text.Layer.CornerRadius = 4f;
            text.BecomeFirstResponder();

            var doneButton = new UIBarButtonItem(StringUtils.GetString("Common.Done"), UIBarButtonItemStyle.Done,
                                 (s, e) =>
                {
                    text.ResignFirstResponder();
                    txt.ResignFirstResponder();
                    /*if (!string.IsNullOrEmpty(text.Text))
                        txt.Text = text.Text;*/
                });

            toolbar.UserInteractionEnabled = true;
            toolbar.SetItems(new UIBarButtonItem[]{ doneButton/*, textField*/ }, true);

            txt.InputAccessoryView = toolbar;
        }