diff options
Diffstat (limited to 'dom/html/HTMLAreaElement.cpp')
-rw-r--r-- | dom/html/HTMLAreaElement.cpp | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/dom/html/HTMLAreaElement.cpp b/dom/html/HTMLAreaElement.cpp new file mode 100644 index 0000000000..81389a4d14 --- /dev/null +++ b/dom/html/HTMLAreaElement.cpp @@ -0,0 +1,115 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "mozilla/dom/HTMLAreaElement.h" + +#include "mozilla/Attributes.h" +#include "mozilla/dom/BindContext.h" +#include "mozilla/dom/Document.h" +#include "mozilla/dom/HTMLAnchorElement.h" +#include "mozilla/dom/HTMLAreaElementBinding.h" +#include "mozilla/EventDispatcher.h" +#include "mozilla/MemoryReporting.h" +#include "nsWindowSizes.h" + +NS_IMPL_NS_NEW_HTML_ELEMENT(Area) + +namespace mozilla::dom { + +HTMLAreaElement::HTMLAreaElement( + already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo) + : nsGenericHTMLElement(std::move(aNodeInfo)), Link(this) {} + +HTMLAreaElement::~HTMLAreaElement() = default; + +NS_IMPL_ISUPPORTS_CYCLE_COLLECTION_INHERITED(HTMLAreaElement, + nsGenericHTMLElement, Link) + +NS_IMPL_CYCLE_COLLECTION_INHERITED(HTMLAreaElement, nsGenericHTMLElement, + mRelList) + +NS_IMPL_ELEMENT_CLONE(HTMLAreaElement) + +int32_t HTMLAreaElement::TabIndexDefault() { return 0; } + +void HTMLAreaElement::GetTarget(DOMString& aValue) { + if (!GetAttr(nsGkAtoms::target, aValue)) { + GetBaseTarget(aValue); + } +} + +void HTMLAreaElement::GetEventTargetParent(EventChainPreVisitor& aVisitor) { + GetEventTargetParentForAnchors(aVisitor); +} + +nsresult HTMLAreaElement::PostHandleEvent(EventChainPostVisitor& aVisitor) { + return PostHandleEventForAnchors(aVisitor); +} + +void HTMLAreaElement::GetLinkTarget(nsAString& aTarget) { + GetAttr(nsGkAtoms::target, aTarget); + if (aTarget.IsEmpty()) { + GetBaseTarget(aTarget); + } +} + +nsDOMTokenList* HTMLAreaElement::RelList() { + if (!mRelList) { + mRelList = + new nsDOMTokenList(this, nsGkAtoms::rel, sAnchorAndFormRelValues); + } + return mRelList; +} + +nsresult HTMLAreaElement::BindToTree(BindContext& aContext, nsINode& aParent) { + nsresult rv = nsGenericHTMLElement::BindToTree(aContext, aParent); + NS_ENSURE_SUCCESS(rv, rv); + + Link::BindToTree(aContext); + return rv; +} + +void HTMLAreaElement::UnbindFromTree(bool aNullParent) { + nsGenericHTMLElement::UnbindFromTree(aNullParent); + // Without removing the link state we risk a dangling pointer in the + // mStyledLinks hashtable + Link::UnbindFromTree(); +} + +void HTMLAreaElement::AfterSetAttr(int32_t aNamespaceID, nsAtom* aName, + const nsAttrValue* aValue, + const nsAttrValue* aOldValue, + nsIPrincipal* aSubjectPrincipal, + bool aNotify) { + if (aNamespaceID == kNameSpaceID_None && aName == nsGkAtoms::href) { + Link::ResetLinkState(aNotify, !!aValue); + } + + return nsGenericHTMLElement::AfterSetAttr( + aNamespaceID, aName, aValue, aOldValue, aSubjectPrincipal, aNotify); +} + +void HTMLAreaElement::ToString(nsAString& aSource) { GetHref(aSource); } + +already_AddRefed<nsIURI> HTMLAreaElement::GetHrefURI() const { + if (nsCOMPtr<nsIURI> uri = GetCachedURI()) { + return uri.forget(); + } + return GetHrefURIForAnchors(); +} + +void HTMLAreaElement::AddSizeOfExcludingThis(nsWindowSizes& aSizes, + size_t* aNodeSize) const { + nsGenericHTMLElement::AddSizeOfExcludingThis(aSizes, aNodeSize); + *aNodeSize += Link::SizeOfExcludingThis(aSizes.mState); +} + +JSObject* HTMLAreaElement::WrapNode(JSContext* aCx, + JS::Handle<JSObject*> aGivenProto) { + return HTMLAreaElement_Binding::Wrap(aCx, this, aGivenProto); +} + +} // namespace mozilla::dom |