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-rw-r--r--dom/svg/SVGStyleElement.h93
1 files changed, 93 insertions, 0 deletions
diff --git a/dom/svg/SVGStyleElement.h b/dom/svg/SVGStyleElement.h
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+++ b/dom/svg/SVGStyleElement.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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 DOM_SVG_SVGSTYLEELEMENT_H_
+#define DOM_SVG_SVGSTYLEELEMENT_H_
+
+#include "mozilla/Attributes.h"
+#include "mozilla/dom/LinkStyle.h"
+#include "SVGElement.h"
+#include "nsStubMutationObserver.h"
+
+nsresult NS_NewSVGStyleElement(
+ nsIContent** aResult, already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
+
+namespace mozilla::dom {
+
+using SVGStyleElementBase = SVGElement;
+
+class SVGStyleElement final : public SVGStyleElementBase,
+ public nsStubMutationObserver,
+ public LinkStyle {
+ protected:
+ friend nsresult(::NS_NewSVGStyleElement(
+ nsIContent** aResult,
+ already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo));
+ explicit SVGStyleElement(
+ already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
+ ~SVGStyleElement() = default;
+
+ JSObject* WrapNode(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) override;
+
+ public:
+ NS_DECL_ISUPPORTS_INHERITED
+
+ NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(SVGStyleElement, SVGStyleElementBase)
+
+ // nsIContent
+ nsresult BindToTree(BindContext&, nsINode& aParent) override;
+ void UnbindFromTree(bool aNullParent = true) override;
+ virtual void AfterSetAttr(int32_t aNameSpaceID, nsAtom* aName,
+ const nsAttrValue* aValue,
+ const nsAttrValue* aOldValue,
+ nsIPrincipal* aMaybeScriptedPrincipal,
+ bool aNotify) override;
+ virtual bool ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
+ const nsAString& aValue,
+ nsIPrincipal* aMaybeScriptedPrincipal,
+ nsAttrValue& aResult) override;
+
+ nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
+
+ // nsIMutationObserver
+ NS_DECL_NSIMUTATIONOBSERVER_CHARACTERDATACHANGED
+ NS_DECL_NSIMUTATIONOBSERVER_CONTENTAPPENDED
+ NS_DECL_NSIMUTATIONOBSERVER_CONTENTINSERTED
+ NS_DECL_NSIMUTATIONOBSERVER_CONTENTREMOVED
+
+ // WebIDL
+ bool Disabled() const;
+ void SetDisabled(bool aDisabled);
+ void GetMedia(nsAString& aMedia);
+ void SetMedia(const nsAString& aMedia, ErrorResult& rv);
+ void GetType(nsAString& aType);
+ void SetType(const nsAString& aType, ErrorResult& rv);
+ void GetTitle(nsAString& aTitle);
+ void SetTitle(const nsAString& aTitle, ErrorResult& rv);
+
+ protected:
+ // Dummy init method to make the NS_IMPL_NS_NEW_SVG_ELEMENT and
+ // NS_IMPL_ELEMENT_CLONE_WITH_INIT usable with this class. This should be
+ // completely optimized away.
+ inline nsresult Init() { return NS_OK; }
+
+ // LinkStyle overrides
+ nsIContent& AsContent() final { return *this; }
+ const LinkStyle* AsLinkStyle() const final { return this; }
+ Maybe<SheetInfo> GetStyleSheetInfo() final;
+
+ /**
+ * Common method to call from the various mutation observer methods.
+ * aContent is a content node that's either the one that changed or its
+ * parent; we should only respond to the change if aContent is non-anonymous.
+ */
+ void ContentChanged(nsIContent* aContent);
+};
+
+} // namespace mozilla::dom
+
+#endif // DOM_SVG_SVGSTYLEELEMENT_H_