tor-browser

The Tor Browser
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SVGSwitchElement.h (2259B)

      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 DOM_SVG_SVGSWITCHELEMENT_H_
      8 #define DOM_SVG_SVGSWITCHELEMENT_H_
      9 
     10 #include "mozilla/dom/SVGGraphicsElement.h"
     11 #include "nsCOMPtr.h"
     12 
     13 nsresult NS_NewSVGSwitchElement(
     14    nsIContent** aResult, already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
     15 
     16 namespace mozilla {
     17 class ErrorResult;
     18 namespace dom {
     19 
     20 using SVGSwitchElementBase = SVGGraphicsElement;
     21 
     22 class SVGSwitchElement final : public SVGSwitchElementBase {
     23 protected:
     24  friend nsresult(::NS_NewSVGSwitchElement(
     25      nsIContent** aResult,
     26      already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo));
     27  explicit SVGSwitchElement(
     28      already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
     29  ~SVGSwitchElement() = default;
     30  JSObject* WrapNode(JSContext* aCx,
     31                     JS::Handle<JSObject*> aGivenProto) override;
     32 
     33 public:
     34  NS_IMPL_FROMNODE_WITH_TAG(SVGSwitchElement, kNameSpaceID_SVG, svgSwitch)
     35 
     36  nsIContent* GetActiveChild() const { return mActiveChild; }
     37  void MaybeInvalidate();
     38 
     39  // interfaces:
     40 
     41  NS_DECL_ISUPPORTS_INHERITED
     42  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(SVGSwitchElement,
     43                                           SVGSwitchElementBase)
     44  // nsINode
     45  void InsertChildBefore(
     46      nsIContent* aKid, nsIContent* aBeforeThis, bool aNotify, ErrorResult& aRv,
     47      nsINode* aOldParent = nullptr,
     48      MutationEffectOnScript aMutationEffectOnScript =
     49          MutationEffectOnScript::DropTrustWorthiness) override;
     50  void RemoveChildNode(
     51      nsIContent* aKid, bool aNotify, const BatchRemovalState* aState,
     52      nsINode* aNewParent = nullptr,
     53      MutationEffectOnScript aMutationEffectOnScript =
     54          MutationEffectOnScript::DropTrustWorthiness) override;
     55 
     56  // nsIContent
     57  nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
     58 
     59 private:
     60  // only this child will be displayed
     61  nsCOMPtr<nsIContent> mActiveChild;
     62 };
     63 
     64 }  // namespace dom
     65 }  // namespace mozilla
     66 
     67 #endif  // DOM_SVG_SVGSWITCHELEMENT_H_