/*
 * Copyright (c) 2012, Google Inc. All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_HTML_HTML_TEMPLATE_ELEMENT_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_HTML_HTML_TEMPLATE_ELEMENT_H_

#include "third_party/blink/renderer/core/html/html_element.h"

namespace blink {

class DocumentFragment;
class TemplateContentDocumentFragment;

enum class DeclarativeShadowRootType {
  kNone,
  kOpen,
  kClosed,
};

class CORE_EXPORT HTMLTemplateElement final : public HTMLElement {
  DEFINE_WRAPPERTYPEINFO();

 public:
  explicit HTMLTemplateElement(Document&);
  ~HTMLTemplateElement() override;

  bool HasNonInBodyInsertionMode() const override { return true; }

  void Trace(Visitor*) const override;

  DocumentFragment* content() const;

  // This gives direct access to ContentInternal, and should *only*
  // be used by HTMLConstructionSite.
  DocumentFragment* TemplateContentForHTMLConstructionSite() const {
    return ContentInternal();
  }

  DocumentFragment* DeclarativeShadowContent() const;
  void SetDeclarativeShadowRootType(DeclarativeShadowRootType val) {
    declarative_shadow_root_type_ = val;
  }
  DeclarativeShadowRootType GetDeclarativeShadowRootType() const {
    return declarative_shadow_root_type_;
  }
  bool IsDeclarativeShadowRoot() const {
    return declarative_shadow_root_type_ != DeclarativeShadowRootType::kNone;
  }

 private:
  void CloneNonAttributePropertiesFrom(const Element&,
                                       CloneChildrenFlag) override;
  void DidMoveToNewDocument(Document& old_document) override;

  DocumentFragment* ContentInternal() const;

  mutable Member<TemplateContentDocumentFragment> content_;
  DeclarativeShadowRootType declarative_shadow_root_type_;
};

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_CORE_HTML_HTML_TEMPLATE_ELEMENT_H_