1 files changed, 77 insertions, 0 deletions
diff --git a/dom/html/HTMLTemplateElement.h b/dom/html/HTMLTemplateElement.h
new file mode 100644
index 0000000000..be643d215b
--- /dev/null
+++ b/dom/html/HTMLTemplateElement.h
@@ -0,0 +1,77 @@
+/* -*- 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_HTMLTemplateElement_h
+#define mozilla_dom_HTMLTemplateElement_h
+
+#include "mozilla/Attributes.h"
+#include "mozilla/ErrorResult.h"
+#include "nsGenericHTMLElement.h"
+#include "mozilla/dom/DocumentFragment.h"
+#include "mozilla/dom/ShadowRootBinding.h"
+#include "nsGkAtoms.h"
+
+namespace mozilla::dom {
+
+class HTMLTemplateElement final : public nsGenericHTMLElement {
+ public:
+  explicit HTMLTemplateElement(
+      already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
+
+  // nsISupports
+  NS_DECL_ISUPPORTS_INHERITED
+
+  NS_IMPL_FROMNODE_HTML_WITH_TAG(HTMLTemplateElement, _template);
+
+  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(HTMLTemplateElement,
+                                           nsGenericHTMLElement)
+
+  void AfterSetAttr(int32_t aNamespaceID, nsAtom* aName,
+                    const nsAttrValue* aValue, const nsAttrValue* aOldValue,
+                    nsIPrincipal* aMaybeScriptedPrincipal,
+                    bool aNotify) override;
+
+  bool ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
+                      const nsAString& aValue,
+                      nsIPrincipal* aMaybeScriptedPrincipal,
+                      nsAttrValue& aResult) override;
+
+  virtual nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
+
+  DocumentFragment* Content() { return mContent; }
+  void SetContent(DocumentFragment* aContent) { mContent = aContent; }
+
+  void GetShadowRootMode(nsAString& aResult) const {
+    GetEnumAttr(nsGkAtoms::shadowrootmode, nullptr, aResult);
+  }
+  void SetShadowRootMode(const nsAString& aValue) {
+    SetHTMLAttr(nsGkAtoms::shadowrootmode, aValue);
+  }
+
+  bool ShadowRootDelegatesFocus() {
+    return GetBoolAttr(nsGkAtoms::shadowrootdelegatesfocus);
+  }
+  void SetShadowRootDelegatesFocus(bool aValue) {
+    SetHTMLBoolAttr(nsGkAtoms::shadowrootdelegatesfocus, aValue,
+                    IgnoredErrorResult());
+  }
+
+  MOZ_CAN_RUN_SCRIPT
+  void SetHTMLUnsafe(const nsAString& aHTML) final;
+
+ protected:
+  virtual ~HTMLTemplateElement();
+
+  virtual JSObject* WrapNode(JSContext* aCx,
+                             JS::Handle<JSObject*> aGivenProto) override;
+
+  RefPtr<DocumentFragment> mContent;
+  Maybe<ShadowRootMode> mShadowRootMode;
+};
+
+}  // namespace mozilla::dom
+
+#endif  // mozilla_dom_HTMLTemplateElement_h