зеркало из https://github.com/mozilla/gecko-dev.git
96 строки
2.7 KiB
C++
96 строки
2.7 KiB
C++
/* -*- 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/HTMLTitleElement.h"
|
|
|
|
#include "mozilla/dom/HTMLTitleElementBinding.h"
|
|
#include "mozilla/ErrorResult.h"
|
|
#include "nsStyleConsts.h"
|
|
#include "mozilla/dom/Document.h"
|
|
#include "nsContentUtils.h"
|
|
|
|
NS_IMPL_NS_NEW_HTML_ELEMENT(Title)
|
|
|
|
namespace mozilla::dom {
|
|
|
|
HTMLTitleElement::HTMLTitleElement(
|
|
already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
|
|
: nsGenericHTMLElement(std::move(aNodeInfo)) {
|
|
AddMutationObserver(this);
|
|
}
|
|
|
|
HTMLTitleElement::~HTMLTitleElement() = default;
|
|
|
|
NS_IMPL_ISUPPORTS_INHERITED(HTMLTitleElement, nsGenericHTMLElement,
|
|
nsIMutationObserver)
|
|
|
|
NS_IMPL_ELEMENT_CLONE(HTMLTitleElement)
|
|
|
|
JSObject* HTMLTitleElement::WrapNode(JSContext* cx,
|
|
JS::Handle<JSObject*> aGivenProto) {
|
|
return HTMLTitleElement_Binding::Wrap(cx, this, aGivenProto);
|
|
}
|
|
|
|
void HTMLTitleElement::GetText(DOMString& aText, ErrorResult& aError) {
|
|
if (!nsContentUtils::GetNodeTextContent(this, false, aText, fallible)) {
|
|
aError = NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
}
|
|
|
|
void HTMLTitleElement::SetText(const nsAString& aText, ErrorResult& aError) {
|
|
aError = nsContentUtils::SetNodeTextContent(this, aText, true);
|
|
}
|
|
|
|
void HTMLTitleElement::CharacterDataChanged(nsIContent* aContent,
|
|
const CharacterDataChangeInfo&) {
|
|
SendTitleChangeEvent(false);
|
|
}
|
|
|
|
void HTMLTitleElement::ContentAppended(nsIContent* aFirstNewContent) {
|
|
SendTitleChangeEvent(false);
|
|
}
|
|
|
|
void HTMLTitleElement::ContentInserted(nsIContent* aChild) {
|
|
SendTitleChangeEvent(false);
|
|
}
|
|
|
|
void HTMLTitleElement::ContentRemoved(nsIContent* aChild,
|
|
nsIContent* aPreviousSibling) {
|
|
SendTitleChangeEvent(false);
|
|
}
|
|
|
|
nsresult HTMLTitleElement::BindToTree(BindContext& aContext, nsINode& aParent) {
|
|
// Let this fall through.
|
|
nsresult rv = nsGenericHTMLElement::BindToTree(aContext, aParent);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
SendTitleChangeEvent(true);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void HTMLTitleElement::UnbindFromTree(bool aNullParent) {
|
|
SendTitleChangeEvent(false);
|
|
|
|
// Let this fall through.
|
|
nsGenericHTMLElement::UnbindFromTree(aNullParent);
|
|
}
|
|
|
|
void HTMLTitleElement::DoneAddingChildren(bool aHaveNotified) {
|
|
if (!aHaveNotified) {
|
|
SendTitleChangeEvent(false);
|
|
}
|
|
}
|
|
|
|
void HTMLTitleElement::SendTitleChangeEvent(bool aBound) {
|
|
Document* doc = GetUncomposedDoc();
|
|
if (doc) {
|
|
doc->NotifyPossibleTitleChange(aBound);
|
|
}
|
|
}
|
|
|
|
} // namespace mozilla::dom
|