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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 "nsIDocument.h"
#include "nsContentUtils.h"
NS_IMPL_NS_NEW_HTML_ELEMENT(Title)
namespace mozilla {
namespace dom {
HTMLTitleElement::HTMLTitleElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo)
: nsGenericHTMLElement(aNodeInfo)
{
AddMutationObserver(this);
}
HTMLTitleElement::~HTMLTitleElement()
{
}
NS_IMPL_ISUPPORTS_INHERITED(HTMLTitleElement, nsGenericHTMLElement,
nsIMutationObserver)
NS_IMPL_ELEMENT_CLONE(HTMLTitleElement)
JSObject*
HTMLTitleElement::WrapNode(JSContext* cx, JS::Handle<JSObject*> aGivenProto)
{
return HTMLTitleElementBinding::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(nsIDocument *aDocument,
nsIContent *aContent,
CharacterDataChangeInfo *aInfo)
{
SendTitleChangeEvent(false);
}
void
HTMLTitleElement::ContentAppended(nsIDocument *aDocument,
nsIContent *aContainer,
nsIContent *aFirstNewContent,
int32_t aNewIndexInContainer)
{
SendTitleChangeEvent(false);
}
void
HTMLTitleElement::ContentInserted(nsIDocument *aDocument,
nsIContent *aContainer,
nsIContent *aChild,
int32_t aIndexInContainer)
{
SendTitleChangeEvent(false);
}
void
HTMLTitleElement::ContentRemoved(nsIDocument *aDocument,
nsIContent *aContainer,
nsIContent *aChild,
int32_t aIndexInContainer,
nsIContent *aPreviousSibling)
{
SendTitleChangeEvent(false);
}
nsresult
HTMLTitleElement::BindToTree(nsIDocument *aDocument,
nsIContent *aParent,
nsIContent *aBindingParent,
bool aCompileEventHandlers)
{
// Let this fall through.
nsresult rv = nsGenericHTMLElement::BindToTree(aDocument, aParent,
aBindingParent,
aCompileEventHandlers);
NS_ENSURE_SUCCESS(rv, rv);
SendTitleChangeEvent(true);
return NS_OK;
}
void
HTMLTitleElement::UnbindFromTree(bool aDeep, bool aNullParent)
{
SendTitleChangeEvent(false);
// Let this fall through.
nsGenericHTMLElement::UnbindFromTree(aDeep, aNullParent);
}
void
HTMLTitleElement::DoneAddingChildren(bool aHaveNotified)
{
if (!aHaveNotified) {
SendTitleChangeEvent(false);
}
}
void
HTMLTitleElement::SendTitleChangeEvent(bool aBound)
{
nsIDocument* doc = GetUncomposedDoc();
if (doc) {
doc->NotifyPossibleTitleChange(aBound);
}
}
} // namespace dom
} // namespace mozilla
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