Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 209 insertions, 0 deletions

diff --git a/dom/svg/SVGStyleElement.cpp b/dom/svg/SVGStyleElement.cpp
new file mode 100644
index 0000000000..999c240b65
--- /dev/null
+++ b/dom/svg/SVGStyleElement.cpp
@@ -0,0 +1,209 @@
+/* -*- 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/. */
+
+#include "mozilla/dom/SVGStyleElement.h"
+
+#include "mozilla/RefPtr.h"
+#include "mozilla/dom/Document.h"
+#include "mozilla/dom/Element.h"
+#include "mozilla/dom/FetchPriority.h"
+#include "mozilla/dom/ReferrerInfo.h"
+#include "mozilla/dom/SVGStyleElementBinding.h"
+#include "nsCOMPtr.h"
+#include "nsContentUtils.h"
+
+NS_IMPL_NS_NEW_SVG_ELEMENT(Style)
+
+namespace mozilla::dom {
+
+JSObject* SVGStyleElement::WrapNode(JSContext* aCx,
+                                    JS::Handle<JSObject*> aGivenProto) {
+  return SVGStyleElement_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+//----------------------------------------------------------------------
+// nsISupports methods
+
+NS_IMPL_ISUPPORTS_CYCLE_COLLECTION_INHERITED(SVGStyleElement,
+                                             SVGStyleElementBase,
+                                             nsIMutationObserver)
+
+NS_IMPL_CYCLE_COLLECTION_CLASS(SVGStyleElement)
+
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(SVGStyleElement,
+                                                  SVGStyleElementBase)
+  tmp->LinkStyle::Traverse(cb);
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
+
+NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(SVGStyleElement,
+                                                SVGStyleElementBase)
+  tmp->LinkStyle::Unlink();
+NS_IMPL_CYCLE_COLLECTION_UNLINK_END
+
+//----------------------------------------------------------------------
+// Implementation
+
+SVGStyleElement::SVGStyleElement(
+    already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
+    : SVGStyleElementBase(std::move(aNodeInfo)) {
+  AddMutationObserver(this);
+  SetEnabledCallbacks(kCharacterDataChanged | kContentAppended |
+                      kContentInserted | kContentRemoved);
+}
+
+//----------------------------------------------------------------------
+// nsINode methods
+
+NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGStyleElement)
+
+//----------------------------------------------------------------------
+// nsIContent methods
+
+nsresult SVGStyleElement::BindToTree(BindContext& aContext, nsINode& aParent) {
+  nsresult rv = SVGStyleElementBase::BindToTree(aContext, aParent);
+  NS_ENSURE_SUCCESS(rv, rv);
+  LinkStyle::BindToTree();
+  return rv;
+}
+
+void SVGStyleElement::UnbindFromTree(bool aNullParent) {
+  nsCOMPtr<Document> oldDoc = GetUncomposedDoc();
+  ShadowRoot* oldShadow = GetContainingShadow();
+  SVGStyleElementBase::UnbindFromTree(aNullParent);
+  Unused << UpdateStyleSheetInternal(oldDoc, oldShadow);
+}
+
+void SVGStyleElement::AfterSetAttr(int32_t aNameSpaceID, nsAtom* aName,
+                                   const nsAttrValue* aValue,
+                                   const nsAttrValue* aOldValue,
+                                   nsIPrincipal* aMaybeScriptedPrincipal,
+                                   bool aNotify) {
+  if (aNameSpaceID == kNameSpaceID_None) {
+    if (aName == nsGkAtoms::title || aName == nsGkAtoms::media ||
+        aName == nsGkAtoms::type) {
+      Unused << UpdateStyleSheetInternal(nullptr, nullptr, ForceUpdate::Yes);
+    }
+  }
+
+  return SVGStyleElementBase::AfterSetAttr(
+      aNameSpaceID, aName, aValue, aOldValue, aMaybeScriptedPrincipal, aNotify);
+}
+
+bool SVGStyleElement::ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
+                                     const nsAString& aValue,
+                                     nsIPrincipal* aMaybeScriptedPrincipal,
+                                     nsAttrValue& aResult) {
+  if (aNamespaceID == kNameSpaceID_None &&
+      aAttribute == nsGkAtoms::crossorigin) {
+    ParseCORSValue(aValue, aResult);
+    return true;
+  }
+
+  return SVGStyleElementBase::ParseAttribute(aNamespaceID, aAttribute, aValue,
+                                             aMaybeScriptedPrincipal, aResult);
+}
+
+//----------------------------------------------------------------------
+// nsIMutationObserver methods
+
+void SVGStyleElement::CharacterDataChanged(nsIContent* aContent,
+                                           const CharacterDataChangeInfo&) {
+  ContentChanged(aContent);
+}
+
+void SVGStyleElement::ContentAppended(nsIContent* aFirstNewContent) {
+  ContentChanged(aFirstNewContent->GetParent());
+}
+
+void SVGStyleElement::ContentInserted(nsIContent* aChild) {
+  ContentChanged(aChild);
+}
+
+void SVGStyleElement::ContentRemoved(nsIContent* aChild,
+                                     nsIContent* aPreviousSibling) {
+  ContentChanged(aChild);
+}
+
+void SVGStyleElement::ContentChanged(nsIContent* aContent) {
+  if (nsContentUtils::IsInSameAnonymousTree(this, aContent)) {
+    Unused << UpdateStyleSheetInternal(nullptr, nullptr);
+  }
+}
+
+//----------------------------------------------------------------------
+
+void SVGStyleElement::GetMedia(nsAString& aMedia) {
+  GetAttr(nsGkAtoms::media, aMedia);
+}
+
+void SVGStyleElement::SetMedia(const nsAString& aMedia, ErrorResult& rv) {
+  SetAttr(nsGkAtoms::media, aMedia, rv);
+}
+
+void SVGStyleElement::GetType(nsAString& aType) {
+  GetAttr(nsGkAtoms::type, aType);
+}
+
+void SVGStyleElement::SetType(const nsAString& aType, ErrorResult& rv) {
+  SetAttr(nsGkAtoms::type, aType, rv);
+}
+
+void SVGStyleElement::GetTitle(nsAString& aTitle) {
+  GetAttr(nsGkAtoms::title, aTitle);
+}
+
+void SVGStyleElement::SetTitle(const nsAString& aTitle, ErrorResult& rv) {
+  SetAttr(nsGkAtoms::title, aTitle, rv);
+}
+
+bool SVGStyleElement::Disabled() const {
+  StyleSheet* ss = GetSheet();
+  return ss && ss->Disabled();
+}
+
+void SVGStyleElement::SetDisabled(bool aDisabled) {
+  if (StyleSheet* ss = GetSheet()) {
+    ss->SetDisabled(aDisabled);
+  }
+}
+
+//----------------------------------------------------------------------
+// nsStyleLinkElement methods
+
+Maybe<LinkStyle::SheetInfo> SVGStyleElement::GetStyleSheetInfo() {
+  if (!IsCSSMimeTypeAttributeForStyleElement(*this)) {
+    return Nothing();
+  }
+
+  nsAutoString title;
+  nsAutoString media;
+  GetTitleAndMediaForElement(*this, title, media);
+
+  return Some(SheetInfo{
+      *OwnerDoc(),
+      this,
+      nullptr,
+      // FIXME(bug 1459822): Why doesn't this need a principal, but
+      // HTMLStyleElement does?
+      nullptr,
+      // FIXME(bug 1459822): Why does this need a crossorigin attribute, but
+      // HTMLStyleElement doesn't?
+      MakeAndAddRef<ReferrerInfo>(*this),
+      AttrValueToCORSMode(GetParsedAttr(nsGkAtoms::crossorigin)),
+      title,
+      media,
+      /* integrity = */ u""_ns,
+      /* nsStyleUtil::CSPAllowsInlineStyle takes care of nonce checking for
+         inline styles. Bug 1607011 */
+      /* nonce = */ u""_ns,
+      HasAlternateRel::No,
+      IsInline::Yes,
+      IsExplicitlyEnabled::No,
+      FetchPriority::Auto,
+  });
+}
+
+}  // namespace mozilla::dom