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-rw-r--r--dom/html/HTMLHeadingElement.h73
1 files changed, 73 insertions, 0 deletions
diff --git a/dom/html/HTMLHeadingElement.h b/dom/html/HTMLHeadingElement.h
new file mode 100644
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+++ b/dom/html/HTMLHeadingElement.h
@@ -0,0 +1,73 @@
+/* -*- 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 mozilla_dom_HTMLHeadingElement_h
+#define mozilla_dom_HTMLHeadingElement_h
+
+#include "mozilla/Attributes.h"
+#include "nsGenericHTMLElement.h"
+
+namespace mozilla::dom {
+
+class HTMLHeadingElement final : public nsGenericHTMLElement {
+ public:
+ explicit HTMLHeadingElement(
+ already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
+ : nsGenericHTMLElement(std::move(aNodeInfo)) {
+ MOZ_ASSERT(IsHTMLHeadingElement());
+ }
+
+ bool ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
+ const nsAString& aValue,
+ nsIPrincipal* aMaybeScriptedPrincipal,
+ nsAttrValue& aResult) override;
+ NS_IMETHOD_(bool) IsAttributeMapped(const nsAtom* aAttribute) const override;
+ nsMapRuleToAttributesFunc GetAttributeMappingFunction() const override;
+ nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
+
+ void SetAlign(const nsAString& aAlign, ErrorResult& aError) {
+ return SetHTMLAttr(nsGkAtoms::align, aAlign, aError);
+ }
+ void GetAlign(DOMString& aAlign) const {
+ return GetHTMLAttr(nsGkAtoms::align, aAlign);
+ }
+
+ int32_t AccessibilityLevel() const {
+ nsAtom* name = NodeInfo()->NameAtom();
+ if (name == nsGkAtoms::h1) {
+ return 1;
+ }
+ if (name == nsGkAtoms::h2) {
+ return 2;
+ }
+ if (name == nsGkAtoms::h3) {
+ return 3;
+ }
+ if (name == nsGkAtoms::h4) {
+ return 4;
+ }
+ if (name == nsGkAtoms::h5) {
+ return 5;
+ }
+ MOZ_ASSERT(name == nsGkAtoms::h6);
+ return 6;
+ }
+
+ NS_IMPL_FROMNODE_HELPER(HTMLHeadingElement, IsHTMLHeadingElement())
+
+ protected:
+ virtual ~HTMLHeadingElement();
+
+ JSObject* WrapNode(JSContext*, JS::Handle<JSObject*> aGivenProto) override;
+
+ private:
+ static void MapAttributesIntoRule(const nsMappedAttributes* aAttributes,
+ MappedDeclarations&);
+};
+
+} // namespace mozilla::dom
+
+#endif // mozilla_dom_HTMLHeadingElement_h