public void ShowFindCarsButton()
        {
            var findCarsButton = fieldsLayout.FindViewWithTag("findCarsButton");

            if (findCarsButton == null)
            {
                var button = new Button(this.Context);
                button.Tag = "findCarsButton";
                //button.LayoutParameters.Width = ViewGroup.LayoutParams.MatchParent;
                button.Text = "НАЙТИ АВТО";
                button.SetBackgroundColor(new Color(ContextCompat.GetColor(this.Context, Resource.Color.Accent)));
                button.Click += delegate
                {
                    presenter.OnShowCarClicked();
                };
                fieldsLayout.AddView(button);
            }
        }