1 files changed, 87 insertions, 0 deletions
diff --git a/dom/html/HTMLAllCollection.h b/dom/html/HTMLAllCollection.h
new file mode 100644
index 000000000..aed72eaaa
--- /dev/null
+++ b/dom/html/HTMLAllCollection.h
@@ -0,0 +1,87 @@
+/* -*- 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_HTMLAllCollection_h
+#define mozilla_dom_HTMLAllCollection_h
+
+#include "nsCycleCollectionParticipant.h"
+#include "nsISupportsImpl.h"
+#include "nsRefPtrHashtable.h"
+#include "nsWrapperCache.h"
+
+#include <stdint.h>
+
+class nsContentList;
+class nsHTMLDocument;
+class nsIContent;
+class nsINode;
+
+namespace mozilla {
+namespace dom {
+
+class OwningNodeOrHTMLCollection;
+template<typename> struct Nullable;
+
+class HTMLAllCollection final : public nsISupports
+                              , public nsWrapperCache
+{
+  ~HTMLAllCollection();
+
+public:
+  explicit HTMLAllCollection(nsHTMLDocument* aDocument);
+
+  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(HTMLAllCollection)
+
+  virtual JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
+  nsINode* GetParentObject() const;
+
+  uint32_t Length();
+  nsIContent* Item(uint32_t aIndex);
+  void Item(const nsAString& aName, Nullable<OwningNodeOrHTMLCollection>& aResult)
+  {
+    NamedItem(aName, aResult);
+  }
+  nsIContent* IndexedGetter(uint32_t aIndex, bool& aFound)
+  {
+    nsIContent* result = Item(aIndex);
+    aFound = !!result;
+    return result;
+  }
+
+  void NamedItem(const nsAString& aName,
+                 Nullable<OwningNodeOrHTMLCollection>& aResult)
+  {
+    bool found = false;
+    NamedGetter(aName, found, aResult);
+  }
+  void NamedGetter(const nsAString& aName,
+                   bool& aFound,
+                   Nullable<OwningNodeOrHTMLCollection>& aResult);
+  void GetSupportedNames(nsTArray<nsString>& aNames);
+  void LegacyCall(JS::Handle<JS::Value>, const nsAString& aName,
+                  Nullable<OwningNodeOrHTMLCollection>& aResult)
+  {
+    NamedItem(aName, aResult);
+  }
+
+private:
+  nsContentList* Collection();
+
+  /**
+   * Returns the HTMLCollection for document.all[aID], or null if there isn't one.
+   */
+  nsContentList* GetDocumentAllList(const nsAString& aID);
+
+  RefPtr<nsHTMLDocument> mDocument;
+  RefPtr<nsContentList> mCollection;
+  nsRefPtrHashtable<nsStringHashKey, nsContentList> mNamedMap;
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_HTMLAllCollection_h