1 files changed, 87 insertions, 0 deletions
diff --git a/dom/html/nsIHTMLCollection.h b/dom/html/nsIHTMLCollection.h
new file mode 100644
index 0000000000..17d0c1fbcf
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+++ b/dom/html/nsIHTMLCollection.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 nsIHTMLCollection_h___
+#define nsIHTMLCollection_h___
+
+#include "nsISupports.h"
+#include "nsStringFwd.h"
+#include "nsTArrayForwardDeclare.h"
+#include "nsWrapperCache.h"
+#include "js/TypeDecls.h"
+
+class nsINode;
+
+namespace mozilla::dom {
+class Element;
+}  // namespace mozilla::dom
+
+// IID for the nsIHTMLCollection interface
+#define NS_IHTMLCOLLECTION_IID                       \
+  {                                                  \
+    0x4e169191, 0x5196, 0x4e17, {                    \
+      0xa4, 0x79, 0xd5, 0x35, 0x0b, 0x5b, 0x0a, 0xcd \
+    }                                                \
+  }
+
+/**
+ * An internal interface
+ */
+class nsIHTMLCollection : public nsISupports {
+ public:
+  NS_DECLARE_STATIC_IID_ACCESSOR(NS_IHTMLCOLLECTION_IID)
+
+  /**
+   * Get the root node for this HTML collection.
+   */
+  virtual nsINode* GetParentObject() = 0;
+
+  virtual uint32_t Length() = 0;
+  virtual mozilla::dom::Element* GetElementAt(uint32_t index) = 0;
+  mozilla::dom::Element* Item(uint32_t index) { return GetElementAt(index); }
+  mozilla::dom::Element* IndexedGetter(uint32_t index, bool& aFound) {
+    mozilla::dom::Element* item = Item(index);
+    aFound = !!item;
+    return item;
+  }
+  mozilla::dom::Element* NamedItem(const nsAString& aName) {
+    bool dummy;
+    return NamedGetter(aName, dummy);
+  }
+  mozilla::dom::Element* NamedGetter(const nsAString& aName, bool& aFound) {
+    return GetFirstNamedElement(aName, aFound);
+  }
+  virtual mozilla::dom::Element* GetFirstNamedElement(const nsAString& aName,
+                                                      bool& aFound) = 0;
+
+  virtual void GetSupportedNames(nsTArray<nsString>& aNames) = 0;
+
+  JSObject* GetWrapperPreserveColor() {
+    return GetWrapperPreserveColorInternal();
+  }
+  JSObject* GetWrapper() {
+    JSObject* obj = GetWrapperPreserveColor();
+    if (obj) {
+      JS::ExposeObjectToActiveJS(obj);
+    }
+    return obj;
+  }
+  void PreserveWrapper(nsISupports* aScriptObjectHolder) {
+    PreserveWrapperInternal(aScriptObjectHolder);
+  }
+  virtual JSObject* WrapObject(JSContext* aCx,
+                               JS::Handle<JSObject*> aGivenProto) = 0;
+
+ protected:
+  // Hook for calling nsWrapperCache::GetWrapperPreserveColor.
+  virtual JSObject* GetWrapperPreserveColorInternal() = 0;
+  // Hook for calling nsWrapperCache::PreserveWrapper.
+  virtual void PreserveWrapperInternal(nsISupports* aScriptObjectHolder) = 0;
+};
+
+NS_DEFINE_STATIC_IID_ACCESSOR(nsIHTMLCollection, NS_IHTMLCOLLECTION_IID)
+
+#endif /* nsIHTMLCollection_h___ */