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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /dom/html/HTMLOutputElement.cpp | |
parent | Initial commit. (diff) | |
download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/html/HTMLOutputElement.cpp')
-rw-r--r-- | dom/html/HTMLOutputElement.cpp | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/dom/html/HTMLOutputElement.cpp b/dom/html/HTMLOutputElement.cpp new file mode 100644 index 0000000000..10ec40891b --- /dev/null +++ b/dom/html/HTMLOutputElement.cpp @@ -0,0 +1,154 @@ +/* -*- 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/HTMLOutputElement.h" + +#include "mozAutoDocUpdate.h" +#include "mozilla/dom/HTMLFormElement.h" +#include "mozilla/dom/HTMLOutputElementBinding.h" +#include "nsContentUtils.h" +#include "nsDOMTokenList.h" + +NS_IMPL_NS_NEW_HTML_ELEMENT_CHECK_PARSER(Output) + +namespace mozilla::dom { + +HTMLOutputElement::HTMLOutputElement( + already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo, + FromParser aFromParser) + : nsGenericHTMLFormControlElement(std::move(aNodeInfo), + FormControlType::Output), + mValueModeFlag(eModeDefault), + mIsDoneAddingChildren(!aFromParser) { + AddMutationObserver(this); + + // <output> is always barred from constraint validation since it is not a + // submittable element. + SetBarredFromConstraintValidation(true); +} + +HTMLOutputElement::~HTMLOutputElement() = default; + +NS_IMPL_CYCLE_COLLECTION_INHERITED(HTMLOutputElement, + nsGenericHTMLFormControlElement, mValidity, + mTokenList) + +NS_IMPL_ISUPPORTS_CYCLE_COLLECTION_INHERITED(HTMLOutputElement, + nsGenericHTMLFormControlElement, + nsIMutationObserver, + nsIConstraintValidation) + +NS_IMPL_ELEMENT_CLONE(HTMLOutputElement) + +void HTMLOutputElement::SetCustomValidity(const nsAString& aError) { + ConstraintValidation::SetCustomValidity(aError); + + UpdateState(true); +} + +NS_IMETHODIMP +HTMLOutputElement::Reset() { + mValueModeFlag = eModeDefault; + // We can't pass mDefaultValue, because it'll be truncated when + // the element's descendants are changed, so pass a copy instead. + const nsAutoString currentDefaultValue(mDefaultValue); + return nsContentUtils::SetNodeTextContent(this, currentDefaultValue, true); +} + +bool HTMLOutputElement::ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute, + const nsAString& aValue, + nsIPrincipal* aMaybeScriptedPrincipal, + nsAttrValue& aResult) { + if (aNamespaceID == kNameSpaceID_None) { + if (aAttribute == nsGkAtoms::_for) { + aResult.ParseAtomArray(aValue); + return true; + } + } + + return nsGenericHTMLFormControlElement::ParseAttribute( + aNamespaceID, aAttribute, aValue, aMaybeScriptedPrincipal, aResult); +} + +void HTMLOutputElement::DoneAddingChildren(bool aHaveNotified) { + mIsDoneAddingChildren = true; + // We should update DefaultValue, after parsing is done. + DescendantsChanged(); +} + +nsresult HTMLOutputElement::BindToTree(BindContext& aContext, + nsINode& aParent) { + nsresult rv = nsGenericHTMLFormControlElement::BindToTree(aContext, aParent); + NS_ENSURE_SUCCESS(rv, rv); + + // Unfortunately, we can actually end up having to change our state + // as a result of being bound to a tree even from the parser: we + // might end up a in a novalidate form, and unlike other form + // controls that on its own is enough to make change ui-valid state. + // So just go ahead and update our state now. + UpdateState(false); + + return rv; +} + +void HTMLOutputElement::GetValue(nsAString& aValue) const { + nsContentUtils::GetNodeTextContent(this, true, aValue); +} + +void HTMLOutputElement::SetValue(const nsAString& aValue, ErrorResult& aRv) { + mValueModeFlag = eModeValue; + aRv = nsContentUtils::SetNodeTextContent(this, aValue, true); +} + +void HTMLOutputElement::SetDefaultValue(const nsAString& aDefaultValue, + ErrorResult& aRv) { + mDefaultValue = aDefaultValue; + if (mValueModeFlag == eModeDefault) { + // We can't pass mDefaultValue, because it'll be truncated when + // the element's descendants are changed. + aRv = nsContentUtils::SetNodeTextContent(this, aDefaultValue, true); + } +} + +nsDOMTokenList* HTMLOutputElement::HtmlFor() { + if (!mTokenList) { + mTokenList = new nsDOMTokenList(this, nsGkAtoms::_for); + } + return mTokenList; +} + +void HTMLOutputElement::DescendantsChanged() { + if (mIsDoneAddingChildren && mValueModeFlag == eModeDefault) { + nsContentUtils::GetNodeTextContent(this, true, mDefaultValue); + } +} + +// nsIMutationObserver + +void HTMLOutputElement::CharacterDataChanged(nsIContent* aContent, + const CharacterDataChangeInfo&) { + DescendantsChanged(); +} + +void HTMLOutputElement::ContentAppended(nsIContent* aFirstNewContent) { + DescendantsChanged(); +} + +void HTMLOutputElement::ContentInserted(nsIContent* aChild) { + DescendantsChanged(); +} + +void HTMLOutputElement::ContentRemoved(nsIContent* aChild, + nsIContent* aPreviousSibling) { + DescendantsChanged(); +} + +JSObject* HTMLOutputElement::WrapNode(JSContext* aCx, + JS::Handle<JSObject*> aGivenProto) { + return HTMLOutputElement_Binding::Wrap(aCx, this, aGivenProto); +} + +} // namespace mozilla::dom |