tor-browser

The Tor Browser
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ElementInlines.h (2041B)

      1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
      2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
      3 /* This Source Code Form is subject to the terms of the Mozilla Public
      4 * License, v. 2.0. If a copy of the MPL was not distributed with this
      5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      6 
      7 #ifndef mozilla_dom_ElementInlines_h
      8 #define mozilla_dom_ElementInlines_h
      9 
     10 #include "mozilla/ServoBindingTypes.h"
     11 #include "mozilla/dom/Document.h"
     12 #include "mozilla/dom/Element.h"
     13 #include "nsGenericHTMLElement.h"
     14 #include "nsIContentInlines.h"
     15 
     16 namespace mozilla::dom {
     17 
     18 inline void Element::RegisterActivityObserver() {
     19  OwnerDoc()->RegisterActivityObserver(this);
     20 }
     21 
     22 inline void Element::UnregisterActivityObserver() {
     23  OwnerDoc()->UnregisterActivityObserver(this);
     24 }
     25 
     26 inline bool Element::IsContentEditablePlainTextOnly() const {
     27  const auto* const htmlElement = nsGenericHTMLElement::FromNode(this);
     28  return htmlElement && !htmlElement->IsInDesignMode() &&
     29         htmlElement->GetContentEditableState() ==
     30             nsGenericHTMLElement::ContentEditableState::PlainTextOnly;
     31 }
     32 
     33 }  // namespace mozilla::dom
     34 
     35 inline mozilla::dom::Element* nsINode::GetFlattenedTreeParentElement() const {
     36  nsINode* parentNode = GetFlattenedTreeParentNode();
     37  if MOZ_LIKELY (parentNode && parentNode->IsElement()) {
     38    return parentNode->AsElement();
     39  }
     40 
     41  return nullptr;
     42 }
     43 
     44 inline mozilla::dom::Element* nsINode::GetFlattenedTreeParentElementForStyle()
     45    const {
     46  nsINode* parentNode = GetFlattenedTreeParentNodeForStyle();
     47  if (MOZ_LIKELY(parentNode && parentNode->IsElement())) {
     48    return parentNode->AsElement();
     49  }
     50  return nullptr;
     51 }
     52 
     53 inline mozilla::dom::Element*
     54 nsINode::GetInclusiveFlattenedTreeAncestorElement() const {
     55  nsIContent* content = const_cast<nsIContent*>(nsIContent::FromNode(this));
     56  while (content && !content->IsElement()) {
     57    content = content->GetFlattenedTreeParent();
     58  }
     59  return mozilla::dom::Element::FromNodeOrNull(content);
     60 }
     61 
     62 #endif  // mozilla_dom_ElementInlines_h