1 files changed, 111 insertions, 0 deletions
diff --git a/dom/base/Attr.h b/dom/base/Attr.h
new file mode 100644
index 0000000000..311f7aa597
--- /dev/null
+++ b/dom/base/Attr.h
@@ -0,0 +1,111 @@
+/* -*- 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/. */
+
+/*
+ * Implementation of DOM Core's Attr node.
+ */
+
+#ifndef mozilla_dom_Attr_h
+#define mozilla_dom_Attr_h
+
+#include "mozilla/Attributes.h"
+#include "nsDOMAttributeMap.h"
+#include "nsINode.h"
+#include "nsString.h"
+#include "nsCOMPtr.h"
+#include "nsCycleCollectionParticipant.h"
+#include "nsStubMutationObserver.h"
+
+namespace mozilla {
+class EventChainPreVisitor;
+namespace dom {
+
+class Document;
+
+// Attribute helper class used to wrap up an attribute with a dom
+// object that implements the DOM Attr interface.
+class Attr final : public nsINode {
+  virtual ~Attr() = default;
+
+ public:
+  Attr(nsDOMAttributeMap* aAttrMap, already_AddRefed<dom::NodeInfo>&& aNodeInfo,
+       const nsAString& aValue);
+
+  NS_DECL_ISUPPORTS_INHERITED
+  NS_IMETHOD_(void) DeleteCycleCollectable(void) final;
+
+  NS_DECL_DOMARENA_DESTROY
+
+  NS_IMPL_FROMNODE_HELPER(Attr, IsAttr())
+
+  // nsINode interface
+  virtual void GetTextContentInternal(nsAString& aTextContent,
+                                      OOMReporter& aError) override;
+  virtual void SetTextContentInternal(const nsAString& aTextContent,
+                                      nsIPrincipal* aSubjectPrincipal,
+                                      ErrorResult& aError) override;
+  virtual void GetNodeValueInternal(nsAString& aNodeValue) override;
+  virtual void SetNodeValueInternal(const nsAString& aNodeValue,
+                                    ErrorResult& aError) override;
+
+  void GetEventTargetParent(EventChainPreVisitor& aVisitor) override;
+
+  void ConstructUbiNode(void* storage) override;
+
+  nsDOMAttributeMap* GetMap() { return mAttrMap; }
+
+  void SetMap(nsDOMAttributeMap* aMap);
+
+  Element* GetElement() const;
+
+  /**
+   * Called when our ownerElement is moved into a new document.
+   * Updates the nodeinfo of this node.
+   */
+  nsresult SetOwnerDocument(Document* aDocument);
+
+  // nsINode interface
+  nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
+  nsIURI* GetBaseURI(bool aTryUseXHRDocBaseURI = false) const override;
+
+  static void Initialize();
+  static void Shutdown();
+
+  NS_DECL_CYCLE_COLLECTION_SKIPPABLE_WRAPPERCACHE_CLASS(Attr)
+
+  // WebIDL
+  virtual JSObject* WrapNode(JSContext* aCx,
+                             JS::Handle<JSObject*> aGivenProto) override;
+
+  void GetName(nsAString& aName);
+  void GetValue(nsAString& aValue);
+
+  void SetValue(const nsAString& aValue, nsIPrincipal* aTriggeringPrincipal,
+                ErrorResult& aRv);
+  void SetValue(const nsAString& aValue, ErrorResult& aRv);
+
+  bool Specified() const;
+
+  // XPCOM GetNamespaceURI() is OK
+  // XPCOM GetPrefix() is OK
+  // XPCOM GetLocalName() is OK
+
+  Element* GetOwnerElement();
+
+ protected:
+  virtual Element* GetNameSpaceElement() override { return GetElement(); }
+
+  static bool sInitialized;
+
+ private:
+  RefPtr<nsDOMAttributeMap> mAttrMap;
+  nsString mValue;
+};
+
+}  // namespace dom
+}  // namespace mozilla
+
+#endif /* mozilla_dom_Attr_h */