public override void Init(TagHelperContext context) {
base.Init(context);
FormContext = context.GetFormContext();
FormGroupContext = context.GetFormGroupContext();
InputGroupContext = context.GetInputGroupContext();
IsInLabel = context.HasLabelContext();
Size = Size ?? FormContext?.ControlSize;
if (FormGroupContext != null)
FormGroupContext.HasLabel = FormGroupContext.HasLabel || !string.IsNullOrEmpty(Label);
}