layout/style/CSSRuleList.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_dom_CSSRuleList_h
   8 #define mozilla_dom_CSSRuleList_h
   9
  10 #include "mozilla/StyleSheetInlines.h"
  11 #include "mozilla/css/Rule.h"
  12 #include "nsWrapperCache.h"
  13
  14 namespace mozilla::dom {
  15
  16 class CSSRuleList : public nsISupports, public nsWrapperCache {
  17  public:
  18   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  19   NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(CSSRuleList)
  20
  21   virtual StyleSheet* GetParentObject() = 0;
  22   JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) final;
  23
  24   // WebIDL API
  25   css::Rule* Item(uint32_t aIndex) {
  26     bool unused;
  27     return IndexedGetter(aIndex, unused);
  28   }
  29
  30   virtual css::Rule* IndexedGetter(uint32_t aIndex, bool& aFound) = 0;
  31   virtual uint32_t Length() = 0;
  32
  33  protected:
  34   virtual ~CSSRuleList() = default;
  35 };
  36
  37 }  // namespace mozilla::dom
  38
  39 #endif /* mozilla_dom_CSSRuleList_h */