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/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* Copyright (C) 2004, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_HTML_HTML_OBJECT_ELEMENT_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_HTML_HTML_OBJECT_ELEMENT_H_
#include "third_party/blink/public/common/frame/frame_owner_element_type.h"
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/core/html/forms/form_associated.h"
#include "third_party/blink/renderer/core/html/forms/listed_element.h"
#include "third_party/blink/renderer/core/html/html_plugin_element.h"
namespace blink {
class HTMLFormElement;
// Inheritance of ListedElement was used for NPAPI form association, but
// is still kept here so that legacy APIs such as form attribute can keep
// working according to the spec. See:
// https://html.spec.whatwg.org/multipage/embedded-content.html#the-object-element
class CORE_EXPORT HTMLObjectElement final : public HTMLPlugInElement,
public ListedElement,
public FormAssociated {
DEFINE_WRAPPERTYPEINFO();
USING_GARBAGE_COLLECTED_MIXIN(HTMLObjectElement);
public:
static HTMLObjectElement* Create(Document&, const CreateElementFlags);
HTMLObjectElement(Document&, const CreateElementFlags);
~HTMLObjectElement() override;
void Trace(blink::Visitor*) override;
// Returns attributes that should be checked against Trusted Types
const AttrNameToTrustedType& GetCheckedAttributeTypes() const override;
const String& ClassId() const { return class_id_; }
HTMLFormElement* formOwner() const override;
bool ContainsJavaApplet() const;
bool HasFallbackContent() const override;
bool UseFallbackContent() const override;
bool CanRenderFallbackContent() const override { return true; }
void RenderFallbackContent(Frame*) override;
bool IsFormControlElement() const override { return false; }
bool IsEnumeratable() const override { return true; }
bool IsInteractiveContent() const override;
bool ChildrenCanHaveStyle() const override { return UseFallbackContent(); }
FrameOwnerElementType OwnerType() const final {
return FrameOwnerElementType::kObject;
}
// Implementations of constraint validation API.
// Note that the object elements are always barred from constraint validation.
String validationMessage() const override { return String(); }
bool checkValidity() { return true; }
bool reportValidity() { return true; }
void setCustomValidity(const String&) override {}
bool CanContainRangeEndPoint() const override { return UseFallbackContent(); }
bool IsExposed() const;
bool WillUseFallbackContentAtLayout() const;
FormAssociated* ToFormAssociatedOrNull() override { return this; };
void AssociateWith(HTMLFormElement*) override;
private:
void ParseAttribute(const AttributeModificationParams&) override;
bool IsPresentationAttribute(const QualifiedName&) const override;
void CollectStyleForPresentationAttribute(
const QualifiedName&,
const AtomicString&,
MutableCSSPropertyValueSet*) override;
InsertionNotificationRequest InsertedInto(ContainerNode&) override;
void RemovedFrom(ContainerNode&) override;
void DidMoveToNewDocument(Document& old_document) override;
void ChildrenChanged(const ChildrenChange&) override;
bool IsURLAttribute(const Attribute&) const override;
bool HasLegalLinkAttribute(const QualifiedName&) const override;
const QualifiedName& SubResourceAttributeName() const override;
const AtomicString ImageSourceURL() const override;
LayoutEmbeddedContent* ExistingLayoutEmbeddedContent() const override;
void UpdatePluginInternal() override;
void UpdateDocNamedItem();
void ReattachFallbackContent();
// FIXME: This function should not deal with url or serviceType
// so that we can better share code between <object> and <embed>.
void ParametersForPlugin(PluginParameters& plugin_params);
bool HasValidClassId() const;
void ReloadPluginOnAttributeChange(const QualifiedName&);
NamedItemType GetNamedItemType() const override {
return NamedItemType::kNameOrId;
}
String class_id_;
bool use_fallback_content_ : 1;
};
// Like ToHTMLObjectElement() but accepts a ListedElement as input
// instead of a Node.
const HTMLObjectElement* ToHTMLObjectElementFromListedElement(
const ListedElement*);
const HTMLObjectElement& ToHTMLObjectElementFromListedElement(
const ListedElement&);
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_HTML_HTML_OBJECT_ELEMENT_H_