| /* |
| * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
| * (C) 1999 Antti Koivisto (koivisto@kde.org) |
| * Copyright (C) 2004-2007, 2009, 2014 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 HTMLElement_h |
| #define HTMLElement_h |
| |
| #include "core/CoreExport.h" |
| #include "core/dom/Element.h" |
| |
| namespace blink { |
| |
| class DocumentFragment; |
| class ExceptionState; |
| class FormAssociated; |
| class HTMLFormElement; |
| class KeyboardEvent; |
| |
| enum TranslateAttributeMode { |
| kTranslateAttributeYes, |
| kTranslateAttributeNo, |
| kTranslateAttributeInherit |
| }; |
| |
| class CORE_EXPORT HTMLElement : public Element { |
| DEFINE_WRAPPERTYPEINFO(); |
| |
| public: |
| DECLARE_ELEMENT_FACTORY_WITH_TAGNAME(HTMLElement); |
| |
| bool HasTagName(const HTMLQualifiedName& name) const { |
| return HasLocalName(name.LocalName()); |
| } |
| |
| String title() const final; |
| int tabIndex() const override; |
| |
| void setInnerText(const String&, ExceptionState&); |
| void setOuterText(const String&, ExceptionState&); |
| |
| virtual bool HasCustomFocusLogic() const; |
| |
| String contentEditable() const; |
| void setContentEditable(const String&, ExceptionState&); |
| // For HTMLElement.prototype.isContentEditable. This matches to neither |
| // blink::isContentEditable() nor blink::isContentRichlyEditable(). Do not |
| // use this function in Blink. |
| bool isContentEditableForBinding() const; |
| |
| virtual bool draggable() const; |
| void setDraggable(bool); |
| |
| bool spellcheck() const; |
| void setSpellcheck(bool); |
| |
| bool translate() const; |
| void setTranslate(bool); |
| |
| const AtomicString& dir(); |
| void setDir(const AtomicString&); |
| |
| void click(); |
| |
| void AccessKeyAction(bool send_mouse_events) override; |
| |
| bool ShouldSerializeEndTag() const; |
| |
| virtual HTMLFormElement* formOwner() const { return nullptr; } |
| |
| HTMLFormElement* FindFormAncestor() const; |
| |
| bool HasDirectionAuto() const; |
| TextDirection DirectionalityIfhasDirAutoAttribute(bool& is_auto) const; |
| |
| virtual bool IsHTMLUnknownElement() const { return false; } |
| virtual bool IsPluginElement() const { return false; } |
| |
| virtual bool IsLabelable() const { return false; } |
| // http://www.whatwg.org/specs/web-apps/current-work/multipage/elements.html#interactive-content |
| virtual bool IsInteractiveContent() const; |
| void DefaultEventHandler(Event*) override; |
| |
| static const AtomicString& EventNameForAttributeName( |
| const QualifiedName& attr_name); |
| |
| bool MatchesReadOnlyPseudoClass() const override; |
| bool MatchesReadWritePseudoClass() const override; |
| |
| static const AtomicString& EventParameterName(); |
| |
| virtual String AltText() const { return String(); } |
| |
| int offsetLeftForBinding(); |
| int offsetTopForBinding(); |
| int offsetWidthForBinding(); |
| int offsetHeightForBinding(); |
| |
| Element* unclosedOffsetParent(); |
| |
| virtual FormAssociated* ToFormAssociatedOrNull() { return nullptr; }; |
| |
| protected: |
| HTMLElement(const QualifiedName& tag_name, Document&, ConstructionType); |
| |
| enum AllowPercentage { kDontAllowPercentageValues, kAllowPercentageValues }; |
| void AddHTMLLengthToStyle(MutableStylePropertySet*, |
| CSSPropertyID, |
| const String& value, |
| AllowPercentage = kAllowPercentageValues); |
| void AddHTMLColorToStyle(MutableStylePropertySet*, |
| CSSPropertyID, |
| const String& color); |
| |
| void ApplyAlignmentAttributeToStyle(const AtomicString&, |
| MutableStylePropertySet*); |
| void ApplyBorderAttributeToStyle(const AtomicString&, |
| MutableStylePropertySet*); |
| |
| void AttributeChanged(const AttributeModificationParams&) override; |
| void ParseAttribute(const AttributeModificationParams&) override; |
| static bool ParseColorWithLegacyRules(const String& attribute_value, |
| Color& parsed_color); |
| bool IsPresentationAttribute(const QualifiedName&) const override; |
| void CollectStyleForPresentationAttribute(const QualifiedName&, |
| const AtomicString&, |
| MutableStylePropertySet*) override; |
| unsigned ParseBorderWidthAttribute(const AtomicString&) const; |
| |
| void ChildrenChanged(const ChildrenChange&) override; |
| void CalculateAndAdjustDirectionality(); |
| |
| InsertionNotificationRequest InsertedInto(ContainerNode*) override; |
| |
| private: |
| String DebugNodeName() const final; |
| String nodeName() const final; |
| |
| bool IsHTMLElement() const = |
| delete; // This will catch anyone doing an unnecessary check. |
| bool IsStyledElement() const = |
| delete; // This will catch anyone doing an unnecessary check. |
| |
| void MapLanguageAttributeToLocale(const AtomicString&, |
| MutableStylePropertySet*); |
| |
| DocumentFragment* TextToFragment(const String&, ExceptionState&); |
| |
| bool SelfOrAncestorHasDirAutoAttribute() const; |
| void DirAttributeChanged(const AtomicString&); |
| void AdjustDirectionalityIfNeededAfterChildAttributeChanged(Element* child); |
| void AdjustDirectionalityIfNeededAfterChildrenChanged(const ChildrenChange&); |
| TextDirection Directionality( |
| Node** strong_directionality_text_node = 0) const; |
| |
| TranslateAttributeMode GetTranslateAttributeMode() const; |
| |
| void HandleKeypressEvent(KeyboardEvent*); |
| }; |
| |
| DEFINE_ELEMENT_TYPE_CASTS(HTMLElement, IsHTMLElement()); |
| |
| template <typename T> |
| bool IsElementOfType(const HTMLElement&); |
| template <> |
| inline bool IsElementOfType<const HTMLElement>(const HTMLElement&) { |
| return true; |
| } |
| |
| inline HTMLElement::HTMLElement(const QualifiedName& tag_name, |
| Document& document, |
| ConstructionType type = kCreateHTMLElement) |
| : Element(tag_name, &document, type) { |
| DCHECK(!tag_name.LocalName().IsNull()); |
| } |
| |
| inline bool Node::HasTagName(const HTMLQualifiedName& name) const { |
| return IsHTMLElement() && ToHTMLElement(*this).HasTagName(name); |
| } |
| |
| // Functor used to match HTMLElements with a specific HTML tag when using the |
| // ElementTraversal API. |
| class HasHTMLTagName { |
| STACK_ALLOCATED(); |
| |
| public: |
| explicit HasHTMLTagName(const HTMLQualifiedName& tag_name) |
| : tag_name_(tag_name) {} |
| bool operator()(const HTMLElement& element) const { |
| return element.HasTagName(tag_name_); |
| } |
| |
| private: |
| const HTMLQualifiedName& tag_name_; |
| }; |
| |
| // This requires isHTML*Element(const Element&) and isHTML*Element(const |
| // HTMLElement&). When the input element is an HTMLElement, we don't need to |
| // check the namespace URI, just the local name. |
| #define DEFINE_HTMLELEMENT_TYPE_CASTS_WITH_FUNCTION(thisType) \ |
| inline bool Is##thisType(const thisType* element); \ |
| inline bool Is##thisType(const thisType& element); \ |
| inline bool Is##thisType(const HTMLElement* element) { \ |
| return element && Is##thisType(*element); \ |
| } \ |
| inline bool Is##thisType(const Node& node) { \ |
| return node.IsHTMLElement() ? Is##thisType(ToHTMLElement(node)) : false; \ |
| } \ |
| inline bool Is##thisType(const Node* node) { \ |
| return node && Is##thisType(*node); \ |
| } \ |
| inline bool Is##thisType(const Element* element) { \ |
| return element && Is##thisType(*element); \ |
| } \ |
| template <> \ |
| inline bool IsElementOfType<const thisType>(const HTMLElement& element) { \ |
| return Is##thisType(element); \ |
| } \ |
| DEFINE_ELEMENT_TYPE_CASTS_WITH_FUNCTION(thisType) |
| |
| } // namespace blink |
| |
| #include "core/HTMLElementTypeHelpers.h" |
| |
| #endif // HTMLElement_h |