private static void OnShowErrorMessageChanged(BindableObject bindable, object oldValue, object newValue)
{
// execute on bindable context changed method
(bindable as MpEntry)?.CheckValidation();
}
static void OnSelectedValueChanged(BindableObject bindable, Object oldValue, Object newValue)
{
var boundPicker = (MpPicker)bindable;
boundPicker.InternalSelectedValueChanged();
}
