dom/svg/SVGScriptElement.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 DOM_SVG_SVGSCRIPTELEMENT_H_
   8 #define DOM_SVG_SVGSCRIPTELEMENT_H_
   9
  10 #include "SVGAnimatedString.h"
  11 #include "mozilla/AlreadyAddRefed.h"
  12 #include "mozilla/dom/ScriptElement.h"
  13 #include "mozilla/dom/SVGElement.h"
  14
  15 nsresult NS_NewSVGScriptElement(
  16     nsIContent** aResult, already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo,
  17     mozilla::dom::FromParser aFromParser);
  18
  19 namespace mozilla::dom {
  20
  21 using SVGScriptElementBase = SVGElement;
  22
  23 class SVGScriptElement final : public SVGScriptElementBase,
  24                                public ScriptElement {
  25  protected:
  26   friend nsresult(::NS_NewSVGScriptElement(
  27       nsIContent** aResult,
  28       already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo,
  29       mozilla::dom::FromParser aFromParser));
  30   SVGScriptElement(already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo,
  31                    FromParser aFromParser);
  32
  33   JSObject* WrapNode(JSContext* aCx,
  34                      JS::Handle<JSObject*> aGivenProto) override;
  35
  36  public:
  37   // interfaces:
  38
  39   NS_DECL_ISUPPORTS_INHERITED
  40
  41   // nsIScriptElement
  42   void GetScriptText(nsAString& text) const override;
  43   void GetScriptCharset(nsAString& charset) override;
  44   void FreezeExecutionAttrs(const Document* aOwnerDoc) override;
  45   CORSMode GetCORSMode() const override;
  46
  47   // ScriptElement
  48   bool HasScriptContent() override;
  49
  50   // nsIContent specializations:
  51   nsresult BindToTree(BindContext&, nsINode& aParent) override;
  52   bool ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
  53                       const nsAString& aValue,
  54                       nsIPrincipal* aMaybeScriptedPrincipal,
  55                       nsAttrValue& aResult) override;
  56
  57   nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
  58
  59   // WebIDL
  60   void GetType(nsAString& aType);
  61   void SetType(const nsAString& aType, ErrorResult& rv);
  62   bool Async() { return mForceAsync || GetBoolAttr(nsGkAtoms::async); }
  63   void SetAsync(bool aValue) {
  64     mForceAsync = false;
  65     SetBoolAttr(nsGkAtoms::async, aValue);
  66   }
  67   bool Defer() { return GetBoolAttr(nsGkAtoms::defer); }
  68   void SetDefer(bool aDefer) { SetBoolAttr(nsGkAtoms::defer, aDefer); }
  69   void GetCrossOrigin(nsAString& aCrossOrigin);
  70   void SetCrossOrigin(const nsAString& aCrossOrigin, ErrorResult& aError);
  71   already_AddRefed<DOMSVGAnimatedString> Href();
  72
  73  protected:
  74   ~SVGScriptElement() = default;
  75
  76   StringAttributesInfo GetStringInfo() override;
  77
  78   // SVG Script elements don't have the ability to set async properties on
  79   // themselves, so this will always return false.
  80   bool GetAsyncState() override { return false; }
  81
  82   nsIContent* GetAsContent() override { return this; }
  83
  84   enum { HREF, XLINK_HREF };
  85   SVGAnimatedString mStringAttributes[2];
  86   static StringInfo sStringInfo[2];
  87 };
  88
  89 }  // namespace mozilla::dom
  90
  91 #endif  // DOM_SVG_SVGSCRIPTELEMENT_H_