gecko-dev/dom/html/HTMLOptGroupElement.h

/* -*- 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/. */

#ifndef mozilla_dom_HTMLOptGroupElement_h
#define mozilla_dom_HTMLOptGroupElement_h

#include "mozilla/Attributes.h"
#include "nsGenericHTMLElement.h"

namespace mozilla {
class EventChainPreVisitor;
namespace dom {

class HTMLOptGroupElement final : public nsGenericHTMLElement {
 public:
  explicit HTMLOptGroupElement(
      already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);

  NS_IMPL_FROMNODE_HTML_WITH_TAG(HTMLOptGroupElement, optgroup)

  // nsISupports
  NS_INLINE_DECL_REFCOUNTING_INHERITED(HTMLOptGroupElement,
                                       nsGenericHTMLElement)

  // nsINode
  virtual nsresult InsertChildBefore(nsIContent* aKid, nsIContent* aBeforeThis,
                                     bool aNotify) override;
  virtual void RemoveChildNode(nsIContent* aKid, bool aNotify) override;

  // nsIContent
  void GetEventTargetParent(EventChainPreVisitor& aVisitor) override;

  virtual nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;

  virtual nsresult AfterSetAttr(int32_t aNameSpaceID, nsAtom* aName,
                                const nsAttrValue* aValue,
                                const nsAttrValue* aOldValue,
                                nsIPrincipal* aSubjectPrincipal,
                                bool aNotify) override;

  bool Disabled() const { return GetBoolAttr(nsGkAtoms::disabled); }
  void SetDisabled(bool aValue, ErrorResult& aError) {
    SetHTMLBoolAttr(nsGkAtoms::disabled, aValue, aError);
  }

  void GetLabel(nsAString& aValue) const {
    GetHTMLAttr(nsGkAtoms::label, aValue);
  }
  void SetLabel(const nsAString& aLabel, ErrorResult& aError) {
    SetHTMLAttr(nsGkAtoms::label, aLabel, aError);
  }

 protected:
  virtual ~HTMLOptGroupElement();

  virtual JSObject* WrapNode(JSContext* aCx,
                             JS::Handle<JSObject*> aGivenProto) override;

 protected:
  /**
   * Get the select content element that contains this option
   * @param aSelectElement the select element [OUT]
   */
  Element* GetSelect();
};

}  // namespace dom
}  // namespace mozilla

#endif /* mozilla_dom_HTMLOptGroupElement_h */