import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

layout/style/CSSRuleList.h

@@ -0,0 +1,66 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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_CSSRuleList_h
+#define mozilla_dom_CSSRuleList_h
+
+#include "mozilla/StyleSheetInlines.h"
+#include "nsIDOMCSSRule.h"
+#include "nsIDOMCSSRuleList.h"
+#include "nsWrapperCache.h"
+
+namespace mozilla {
+namespace dom {
+
+// IID for the CSSRuleList interface
+#define NS_ICSSRULELIST_IID \
+{ 0x56ac8d1c, 0xc1ed, 0x45fe, \
+  { 0x9a, 0x4d, 0x3a, 0xdc, 0xf9, 0xd1, 0xb9, 0x3f } }
+
+class CSSRuleList : public nsIDOMCSSRuleList
+                  , public nsWrapperCache
+{
+public:
+  NS_DECLARE_STATIC_IID_ACCESSOR(NS_ICSSRULELIST_IID)
+
+  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(CSSRuleList)
+
+  virtual CSSStyleSheet* GetParentObject() = 0;
+  virtual JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override final;
+
+  NS_IMETHOD
+  GetLength(uint32_t* aLength) override final
+  {
+    *aLength = Length();
+    return NS_OK;
+  }
+  NS_IMETHOD
+  Item(uint32_t aIndex, nsIDOMCSSRule** aReturn) override final
+  {
+    NS_IF_ADDREF(*aReturn = Item(aIndex));
+    return NS_OK;
+  }
+
+  // WebIDL API
+  nsIDOMCSSRule* Item(uint32_t aIndex)
+  {
+    bool unused;
+    return IndexedGetter(aIndex, unused);
+  }
+
+  virtual nsIDOMCSSRule* IndexedGetter(uint32_t aIndex, bool& aFound) = 0;
+  virtual uint32_t Length() = 0;
+
+protected:
+  virtual ~CSSRuleList() {}
+};
+
+NS_DEFINE_STATIC_IID_ACCESSOR(CSSRuleList, NS_ICSSRULELIST_IID)
+
+} // namespace dom
+} // namespace mozilla
+
+#endif /* mozilla_dom_CSSRuleList_h */