/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "mozilla/dom/RadioNodeList.h"

#include "mozilla/dom/BindingUtils.h"

#include "mozilla/dom/RadioNodeListBinding.h"

#include "js/TypeDecls.h"

#include "HTMLInputElement.h"

namespace mozilla {

namespace dom {

/* virtual */ JSObject*

RadioNodeList::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)

{

  return RadioNodeList_Binding::Wrap(aCx, this, aGivenProto);

}

HTMLInputElement*

GetAsRadio(nsIContent* node)

{

  HTMLInputElement* el = HTMLInputElement::FromNode(node);

  if (el && el->ControlType() == NS_FORM_INPUT_RADIO) {

    return el;

  }

  return nullptr;

}

void

RadioNodeList::GetValue(nsString& retval, CallerType aCallerType)

{

  for (uint32_t i = 0; i < Length(); i++) {

    HTMLInputElement* maybeRadio = GetAsRadio(Item(i));

    if (maybeRadio && maybeRadio->Checked()) {

      maybeRadio->GetValue(retval, aCallerType);

      return;

    }

  }

  retval.Truncate();

}

void

RadioNodeList::SetValue(const nsAString& value, CallerType aCallerType)

{

  for (uint32_t i = 0; i < Length(); i++) {

    HTMLInputElement* maybeRadio = GetAsRadio(Item(i));

    if (!maybeRadio) {

      continue;

    }

    nsString curval = nsString();

    maybeRadio->GetValue(curval, aCallerType);

    if (curval.Equals(value)) {

      maybeRadio->SetChecked(true);

      return;

    }

  }

}

NS_IMPL_ISUPPORTS_INHERITED(RadioNodeList, nsSimpleContentList, RadioNodeList)

} // namespace dom

} // namespace mozilla