gecko-dev/dom/svg/SVGTitleElement.cpp

92 строки
2.6 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/SVGTitleElement.h"
#include "mozilla/dom/SVGTitleElementBinding.h"
#include "mozilla/dom/Document.h"
NS_IMPL_NS_NEW_SVG_ELEMENT(Title)
namespace mozilla {
namespace dom {
JSObject* SVGTitleElement::WrapNode(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) {
return SVGTitleElement_Binding::Wrap(aCx, this, aGivenProto);
}
//----------------------------------------------------------------------
// nsISupports methods
NS_IMPL_ISUPPORTS_INHERITED(SVGTitleElement, SVGTitleElementBase,
nsIMutationObserver)
//----------------------------------------------------------------------
// Implementation
SVGTitleElement::SVGTitleElement(
already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
: SVGTitleElementBase(std::move(aNodeInfo)) {
AddMutationObserver(this);
}
void SVGTitleElement::CharacterDataChanged(nsIContent* aContent,
const CharacterDataChangeInfo&) {
SendTitleChangeEvent(false);
}
void SVGTitleElement::ContentAppended(nsIContent* aFirstNewContent) {
SendTitleChangeEvent(false);
}
void SVGTitleElement::ContentInserted(nsIContent* aChild) {
SendTitleChangeEvent(false);
}
void SVGTitleElement::ContentRemoved(nsIContent* aChild,
nsIContent* aPreviousSibling) {
SendTitleChangeEvent(false);
}
nsresult SVGTitleElement::BindToTree(BindContext& aContext, nsINode& aParent) {
// Let this fall through.
nsresult rv = SVGTitleElementBase::BindToTree(aContext, aParent);
NS_ENSURE_SUCCESS(rv, rv);
SendTitleChangeEvent(true);
return NS_OK;
}
void SVGTitleElement::UnbindFromTree(bool aNullParent) {
SendTitleChangeEvent(false);
// Let this fall through.
SVGTitleElementBase::UnbindFromTree(aNullParent);
}
void SVGTitleElement::DoneAddingChildren(bool aHaveNotified) {
if (!aHaveNotified) {
SendTitleChangeEvent(false);
}
}
void SVGTitleElement::SendTitleChangeEvent(bool aBound) {
Document* doc = GetUncomposedDoc();
if (doc) {
doc->NotifyPossibleTitleChange(aBound);
}
}
//----------------------------------------------------------------------
// nsINode methods
NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGTitleElement)
} // namespace dom
} // namespace mozilla