gecko-dev/dom/svg/SVGScriptElement.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_SVGScriptElement_h
#define mozilla_dom_SVGScriptElement_h

#include "nsSVGElement.h"
#include "nsCOMPtr.h"
#include "nsSVGString.h"
#include "mozilla/dom/ScriptElement.h"

class nsIDocument;

nsresult NS_NewSVGScriptElement(nsIContent **aResult,
                                already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo,
                                mozilla::dom::FromParser aFromParser);

namespace mozilla {
namespace dom {

typedef nsSVGElement SVGScriptElementBase;

class SVGScriptElement final : public SVGScriptElementBase,
                               public ScriptElement
{
protected:
  friend nsresult (::NS_NewSVGScriptElement(nsIContent **aResult,
                                            already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo,
                                            mozilla::dom::FromParser aFromParser));
  SVGScriptElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo,
                   FromParser aFromParser);

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

public:
  // interfaces:

  NS_DECL_ISUPPORTS_INHERITED

  // nsIScriptElement
  virtual bool GetScriptType(nsAString& type) override;
  virtual void GetScriptText(nsAString& text) override;
  virtual void GetScriptCharset(nsAString& charset) override;
  virtual void FreezeExecutionAttrs(nsIDocument* aOwnerDoc) override;
  virtual CORSMode GetCORSMode() const override;

  // ScriptElement
  virtual bool HasScriptContent() override;

  // nsIContent specializations:
  virtual nsresult BindToTree(nsIDocument* aDocument, nsIContent* aParent,
                              nsIContent* aBindingParent,
                              bool aCompileEventHandlers) override;
  virtual nsresult AfterSetAttr(int32_t aNamespaceID, nsAtom* aName,
                                const nsAttrValue* aValue,
                                const nsAttrValue* aOldValue,
                                nsIPrincipal* aSubjectPrincipal,
                                bool aNotify) override;
  virtual bool ParseAttribute(int32_t aNamespaceID,
                              nsAtom* aAttribute,
                              const nsAString& aValue,
                              nsIPrincipal* aMaybeScriptedPrincipal,
                              nsAttrValue& aResult) override;

  virtual nsresult Clone(mozilla::dom::NodeInfo *aNodeInfo, nsINode **aResult,
                         bool aPreallocateChildren) const override;

  // WebIDL
  void GetType(nsAString & aType);
  void SetType(const nsAString & aType, ErrorResult& rv);
  void GetCrossOrigin(nsAString & aCrossOrigin);
  void SetCrossOrigin(const nsAString & aCrossOrigin, ErrorResult& aError);
  already_AddRefed<SVGAnimatedString> Href();

protected:
  ~SVGScriptElement();

  virtual StringAttributesInfo GetStringInfo() override;

  // SVG Script elements don't have the ability to set async properties on
  // themselves, so this will always return false.
  virtual bool GetAsyncState() override
  {
    return false;
  }

  enum { HREF, XLINK_HREF };
  nsSVGString mStringAttributes[2];
  static StringInfo sStringInfo[2];
};

} // namespace dom
} // namespace mozilla

#endif // mozilla_dom_SVGScriptElement_h