dom/events/MutationEvent.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_MutationEvent_h_
   8 #define mozilla_dom_MutationEvent_h_
   9
  10 #include "mozilla/EventForwards.h"
  11 #include "mozilla/dom/Event.h"
  12 #include "mozilla/dom/MutationEventBinding.h"
  13 #include "nsINode.h"
  14
  15 namespace mozilla::dom {
  16
  17 class MutationEvent : public Event {
  18  public:
  19   MutationEvent(EventTarget* aOwner, nsPresContext* aPresContext,
  20                 InternalMutationEvent* aEvent);
  21
  22   NS_INLINE_DECL_REFCOUNTING_INHERITED(MutationEvent, Event)
  23
  24   virtual JSObject* WrapObjectInternal(
  25       JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override {
  26     return MutationEvent_Binding::Wrap(aCx, this, aGivenProto);
  27   }
  28
  29   void GetPrevValue(nsAString& aPrevValue) const;
  30   void GetNewValue(nsAString& aNewValue) const;
  31   void GetAttrName(nsAString& aAttrName) const;
  32
  33   nsINode* GetRelatedNode();
  34
  35   uint16_t AttrChange();
  36
  37   void InitMutationEvent(const nsAString& aType, bool aCanBubble,
  38                          bool aCancelable, nsINode* aRelatedNode,
  39                          const nsAString& aPrevValue,
  40                          const nsAString& aNewValue, const nsAString& aAttrName,
  41                          uint16_t& aAttrChange, ErrorResult& aRv);
  42
  43  protected:
  44   ~MutationEvent() = default;
  45 };
  46
  47 }  // namespace mozilla::dom
  48
  49 already_AddRefed<mozilla::dom::MutationEvent> NS_NewDOMMutationEvent(
  50     mozilla::dom::EventTarget* aOwner, nsPresContext* aPresContext,
  51     mozilla::InternalMutationEvent* aEvent);
  52
  53 #endif  // mozilla_dom_MutationEvent_h_