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-rw-r--r--dom/html/HTMLLegendElement.h95
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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 mozilla_dom_HTMLLegendElement_h
+#define mozilla_dom_HTMLLegendElement_h
+
+#include "mozilla/Attributes.h"
+#include "nsGenericHTMLElement.h"
+#include "mozilla/dom/HTMLFormElement.h"
+
+namespace mozilla::dom {
+
+class HTMLLegendElement final : public nsGenericHTMLElement {
+ public:
+ explicit HTMLLegendElement(
+ already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
+ : nsGenericHTMLElement(std::move(aNodeInfo)) {}
+
+ NS_IMPL_FROMNODE_HTML_WITH_TAG(HTMLLegendElement, legend)
+
+ using nsGenericHTMLElement::Focus;
+ virtual void Focus(const FocusOptions& aOptions,
+ const mozilla::dom::CallerType aCallerType,
+ ErrorResult& aError) override;
+
+ virtual Result<bool, nsresult> PerformAccesskey(
+ bool aKeyCausesActivation, bool aIsTrustedEvent) override;
+
+ // nsIContent
+ virtual nsresult BindToTree(BindContext&, nsINode& aParent) override;
+ virtual void UnbindFromTree(bool aNullParent = true) override;
+ virtual bool ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
+ const nsAString& aValue,
+ nsIPrincipal* aMaybeScriptedPrincipal,
+ nsAttrValue& aResult) override;
+ virtual nsChangeHint GetAttributeChangeHint(const nsAtom* aAttribute,
+ int32_t aModType) const override;
+
+ virtual nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
+
+ enum class LegendAlignValue : uint8_t {
+ Left,
+ Right,
+ Center,
+ Bottom,
+ Top,
+ InlineStart,
+ InlineEnd,
+ };
+
+ /**
+ * Return the align value to use for the given fieldset writing-mode.
+ * (This method resolves Left/Right to the appropriate InlineStart/InlineEnd).
+ * @param aCBWM the fieldset writing-mode
+ * @note we only parse left/right/center, so this method returns Center,
+ * InlineStart or InlineEnd.
+ */
+ LegendAlignValue LogicalAlign(mozilla::WritingMode aCBWM) const;
+
+ /**
+ * WebIDL Interface
+ */
+
+ HTMLFormElement* GetForm() const;
+
+ void GetAlign(DOMString& aAlign) { GetHTMLAttr(nsGkAtoms::align, aAlign); }
+
+ void SetAlign(const nsAString& aAlign, ErrorResult& aError) {
+ SetHTMLAttr(nsGkAtoms::align, aAlign, aError);
+ }
+
+ nsINode* GetScopeChainParent() const override {
+ Element* form = GetForm();
+ return form ? form : nsGenericHTMLElement::GetScopeChainParent();
+ }
+
+ protected:
+ virtual ~HTMLLegendElement();
+
+ virtual JSObject* WrapNode(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) override;
+
+ /**
+ * Get the fieldset content element that contains this legend.
+ * Returns null if there is no fieldset containing this legend.
+ */
+ nsIContent* GetFieldSet() const;
+};
+
+} // namespace mozilla::dom
+
+#endif /* mozilla_dom_HTMLLegendElement_h */