| /* |
| * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
| * (C) 1999 Antti Koivisto (koivisto@kde.org) |
| * (C) 2000 Simon Hausmann (hausmann@kde.org) |
| * (C) 2001 Dirk Mueller (mueller@kde.org) |
| * Copyright (C) 2004, 2006, 2007, 2008, 2009, 2010 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. |
| */ |
| |
| #include "third_party/blink/renderer/core/html/html_body_element.h" |
| |
| #include "third_party/blink/renderer/bindings/core/v8/script_event_listener.h" |
| #include "third_party/blink/renderer/core/css/css_image_value.h" |
| #include "third_party/blink/renderer/core/css/css_property_value_set.h" |
| #include "third_party/blink/renderer/core/css/parser/css_parser.h" |
| #include "third_party/blink/renderer/core/css/style_change_reason.h" |
| #include "third_party/blink/renderer/core/css_value_keywords.h" |
| #include "third_party/blink/renderer/core/dom/attribute.h" |
| #include "third_party/blink/renderer/core/editing/editing_utilities.h" |
| #include "third_party/blink/renderer/core/frame/local_frame.h" |
| #include "third_party/blink/renderer/core/frame/web_feature.h" |
| #include "third_party/blink/renderer/core/html/html_frame_element_base.h" |
| #include "third_party/blink/renderer/core/html/parser/html_parser_idioms.h" |
| #include "third_party/blink/renderer/core/html_names.h" |
| #include "third_party/blink/renderer/platform/instrumentation/use_counter.h" |
| |
| namespace blink { |
| |
| HTMLBodyElement::HTMLBodyElement(Document& document) |
| : HTMLElement(html_names::kBodyTag, document) {} |
| |
| HTMLBodyElement::~HTMLBodyElement() = default; |
| |
| bool HTMLBodyElement::IsPresentationAttribute(const QualifiedName& name) const { |
| if (name == html_names::kBackgroundAttr || |
| name == html_names::kMarginwidthAttr || |
| name == html_names::kLeftmarginAttr || |
| name == html_names::kMarginheightAttr || |
| name == html_names::kTopmarginAttr || name == html_names::kBgcolorAttr || |
| name == html_names::kTextAttr) |
| return true; |
| return HTMLElement::IsPresentationAttribute(name); |
| } |
| |
| void HTMLBodyElement::CollectStyleForPresentationAttribute( |
| const QualifiedName& name, |
| const AtomicString& value, |
| MutableCSSPropertyValueSet* style) { |
| if (name == html_names::kBackgroundAttr) { |
| AtomicString url(StripLeadingAndTrailingHTMLSpaces(value)); |
| if (!url.IsEmpty()) { |
| CSSImageValue* image_value = MakeGarbageCollected<CSSImageValue>( |
| url, GetDocument().CompleteURL(url), |
| Referrer(GetExecutionContext()->OutgoingReferrer(), |
| GetExecutionContext()->GetReferrerPolicy()), |
| OriginClean::kTrue, false /* is_ad_related */); |
| image_value->SetInitiator(localName()); |
| style->SetProperty(CSSPropertyValue( |
| CSSPropertyName(CSSPropertyID::kBackgroundImage), *image_value)); |
| } |
| } else if (name == html_names::kMarginwidthAttr || |
| name == html_names::kLeftmarginAttr) { |
| AddHTMLLengthToStyle(style, CSSPropertyID::kMarginRight, value); |
| AddHTMLLengthToStyle(style, CSSPropertyID::kMarginLeft, value); |
| } else if (name == html_names::kMarginheightAttr || |
| name == html_names::kTopmarginAttr) { |
| AddHTMLLengthToStyle(style, CSSPropertyID::kMarginBottom, value); |
| AddHTMLLengthToStyle(style, CSSPropertyID::kMarginTop, value); |
| } else if (name == html_names::kBgcolorAttr) { |
| AddHTMLColorToStyle(style, CSSPropertyID::kBackgroundColor, value); |
| } else if (name == html_names::kTextAttr) { |
| AddHTMLColorToStyle(style, CSSPropertyID::kColor, value); |
| } else { |
| HTMLElement::CollectStyleForPresentationAttribute(name, value, style); |
| } |
| } |
| |
| void HTMLBodyElement::ParseAttribute( |
| const AttributeModificationParams& params) { |
| const QualifiedName& name = params.name; |
| const AtomicString& value = params.new_value; |
| if (name == html_names::kVlinkAttr || name == html_names::kAlinkAttr || |
| name == html_names::kLinkAttr) { |
| if (value.IsNull()) { |
| if (name == html_names::kLinkAttr) |
| GetDocument().GetTextLinkColors().ResetLinkColor(); |
| else if (name == html_names::kVlinkAttr) |
| GetDocument().GetTextLinkColors().ResetVisitedLinkColor(); |
| else |
| GetDocument().GetTextLinkColors().ResetActiveLinkColor(); |
| } else { |
| Color color; |
| String string_value = value; |
| if (!HTMLElement::ParseColorWithLegacyRules(string_value, color)) |
| return; |
| |
| if (name == html_names::kLinkAttr) |
| GetDocument().GetTextLinkColors().SetLinkColor(color); |
| else if (name == html_names::kVlinkAttr) |
| GetDocument().GetTextLinkColors().SetVisitedLinkColor(color); |
| else |
| GetDocument().GetTextLinkColors().SetActiveLinkColor(color); |
| } |
| |
| SetNeedsStyleRecalc(kSubtreeStyleChange, |
| StyleChangeReasonForTracing::Create( |
| style_change_reason::kLinkColorChange)); |
| } else if (name == html_names::kOnafterprintAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kAfterprint, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (name == html_names::kOnbeforeprintAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kBeforeprint, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (name == html_names::kOnloadAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kLoad, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (name == html_names::kOnbeforeunloadAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kBeforeunload, |
| CreateAttributeEventListener( |
| GetDocument().GetFrame(), name, value, |
| JSEventHandler::HandlerType::kOnBeforeUnloadEventHandler)); |
| } else if (name == html_names::kOnunloadAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kUnload, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (name == html_names::kOnpagehideAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kPagehide, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (name == html_names::kOnpageshowAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kPageshow, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (name == html_names::kOnpopstateAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kPopstate, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (name == html_names::kOnblurAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kBlur, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (name == html_names::kOnerrorAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kError, |
| CreateAttributeEventListener( |
| GetDocument().GetFrame(), name, value, |
| JSEventHandler::HandlerType::kOnErrorEventHandler)); |
| } else if (name == html_names::kOnfocusAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kFocus, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (RuntimeEnabledFeatures::OrientationEventEnabled() && |
| name == html_names::kOnorientationchangeAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kOrientationchange, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (name == html_names::kOnhashchangeAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kHashchange, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (name == html_names::kOnmessageAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kMessage, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (name == html_names::kOnmessageerrorAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kMessageerror, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (name == html_names::kOnresizeAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kResize, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (name == html_names::kOnscrollAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kScroll, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (name == html_names::kOnselectionchangeAttr) { |
| UseCounter::Count(GetDocument(), |
| WebFeature::kHTMLBodyElementOnSelectionChangeAttribute); |
| GetDocument().SetAttributeEventListener( |
| event_type_names::kSelectionchange, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (name == html_names::kOnstorageAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kStorage, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (name == html_names::kOnonlineAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kOnline, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (name == html_names::kOnofflineAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kOffline, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (name == html_names::kOnlanguagechangeAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kLanguagechange, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (RuntimeEnabledFeatures::PortalsEnabled(GetExecutionContext()) && |
| name == html_names::kOnportalactivateAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kPortalactivate, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else if (RuntimeEnabledFeatures::TimeZoneChangeEventEnabled() && |
| name == html_names::kOntimezonechangeAttr) { |
| GetDocument().SetWindowAttributeEventListener( |
| event_type_names::kTimezonechange, |
| CreateAttributeEventListener(GetDocument().GetFrame(), name, value)); |
| } else { |
| HTMLElement::ParseAttribute(params); |
| } |
| } |
| |
| Node::InsertionNotificationRequest HTMLBodyElement::InsertedInto( |
| ContainerNode& insertion_point) { |
| HTMLElement::InsertedInto(insertion_point); |
| return kInsertionShouldCallDidNotifySubtreeInsertions; |
| } |
| |
| void HTMLBodyElement::DidNotifySubtreeInsertionsToDocument() { |
| // FIXME: It's surprising this is web compatible since it means a |
| // marginwidth and marginheight attribute can magically appear on the <body> |
| // of all documents embedded through <iframe> or <frame>. |
| if (GetDocument().GetFrame() && GetDocument().GetFrame()->Owner()) { |
| int margin_width = GetDocument().GetFrame()->Owner()->MarginWidth(); |
| int margin_height = GetDocument().GetFrame()->Owner()->MarginHeight(); |
| if (margin_width != -1) |
| SetIntegralAttribute(html_names::kMarginwidthAttr, margin_width); |
| if (margin_height != -1) |
| SetIntegralAttribute(html_names::kMarginheightAttr, margin_height); |
| } |
| } |
| |
| bool HTMLBodyElement::IsURLAttribute(const Attribute& attribute) const { |
| return attribute.GetName() == html_names::kBackgroundAttr || |
| HTMLElement::IsURLAttribute(attribute); |
| } |
| |
| bool HTMLBodyElement::HasLegalLinkAttribute(const QualifiedName& name) const { |
| return name == html_names::kBackgroundAttr || |
| HTMLElement::HasLegalLinkAttribute(name); |
| } |
| |
| const QualifiedName& HTMLBodyElement::SubResourceAttributeName() const { |
| return html_names::kBackgroundAttr; |
| } |
| |
| bool HTMLBodyElement::SupportsFocus() const { |
| // This override is needed because the inherited method bails if the parent is |
| // editable. The <body> should be focusable even if <html> is editable. |
| return HasEditableStyle(*this) || HTMLElement::SupportsFocus(); |
| } |
| |
| } // namespace blink |
