void SetUpPicker()
{
_picker = new UIPickerView();
var width = UIScreen.MainScreen.Bounds.Width;
_titleLabel = new UILabel();
_titleLabel.TextAlignment = UITextAlignment.Center;
var toolbar = new UIToolbar(new CGRect(0, 0, (float)width, 44))
{
BarStyle = UIBarStyle.Default, Translucent = true
};
var cancelButton = new UIBarButtonItem(UIBarButtonSystemItem.Cancel, (o, e) =>
{
DummyField.ResignFirstResponder();
Select(_model.PreSelectedItem);
});
var labelButton = new UIBarButtonItem(_titleLabel);
var spacer = new UIBarButtonItem(UIBarButtonSystemItem.FlexibleSpace);
var doneButton = new UIBarButtonItem(UIBarButtonSystemItem.Done, (o, a) =>
{
_model.OnUpdatePickerFormModel();
DummyField.ResignFirstResponder();
_command?.Execute(_model.SelectedItem);
});
toolbar.SetItems(new[] { cancelButton, spacer, labelButton, spacer, doneButton }, false);
DummyField.InputView = _picker;
DummyField.InputAccessoryView = toolbar;
_model = new NumberPickerSource();
_picker.Model = _model;
_model.UpdatePickerFromModel += Model_UpdatePickerFromModel;
}
