dom/html/HTMLPreElement.h

   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_HTMLPreElement_h
   8 #define mozilla_dom_HTMLPreElement_h
   9
  10 #include "mozilla/Attributes.h"
  11
  12 #include "nsGenericHTMLElement.h"
  13
  14 namespace mozilla {
  15 namespace dom {
  16
  17 class HTMLPreElement final : public nsGenericHTMLElement {
  18  public:
  19   explicit HTMLPreElement(already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
  20       : nsGenericHTMLElement(std::move(aNodeInfo)) {}
  21
  22   // nsISupports
  23   NS_INLINE_DECL_REFCOUNTING_INHERITED(HTMLPreElement, nsGenericHTMLElement)
  24
  25   virtual bool ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
  26                               const nsAString& aValue,
  27                               nsIPrincipal* aMaybeScriptedPrincipal,
  28                               nsAttrValue& aResult) override;
  29   NS_IMETHOD_(bool) IsAttributeMapped(const nsAtom* aAttribute) const override;
  30   virtual nsMapRuleToAttributesFunc GetAttributeMappingFunction()
  31       const override;
  32
  33   virtual nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
  34
  35   // WebIDL API
  36   int32_t Width() const { return GetIntAttr(nsGkAtoms::width, 0); }
  37   void SetWidth(int32_t aWidth, mozilla::ErrorResult& rv) {
  38     rv = SetIntAttr(nsGkAtoms::width, aWidth);
  39   }
  40
  41  protected:
  42   virtual ~HTMLPreElement();
  43
  44   virtual JSObject* WrapNode(JSContext* aCx,
  45                              JS::Handle<JSObject*> aGivenProto) override;
  46
  47  private:
  48   static void MapAttributesIntoRule(const nsMappedAttributes* aAttributes,
  49                                     MappedDeclarations&);
  50 };
  51
  52 }  // namespace dom
  53 }  // namespace mozilla
  54
  55 #endif  // mozilla_dom_HTMLPreElement_h