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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=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 "HTMLListAccessible.h"
#include "AccAttributes.h"
#include "DocAccessible.h"
#include "EventTree.h"
#include "nsAccUtils.h"
#include "nsPersistentProperties.h"
#include "Role.h"
#include "States.h"
#include "nsLayoutUtils.h"
using namespace mozilla;
using namespace mozilla::a11y;
////////////////////////////////////////////////////////////////////////////////
// HTMLListAccessible
////////////////////////////////////////////////////////////////////////////////
role HTMLListAccessible::NativeRole() const {
a11y::role r = GetAccService()->MarkupRole(mContent);
return r != roles::NOTHING ? r : roles::LIST;
}
uint64_t HTMLListAccessible::NativeState() const {
return HyperTextAccessibleWrap::NativeState() | states::READONLY;
}
////////////////////////////////////////////////////////////////////////////////
// HTMLLIAccessible
////////////////////////////////////////////////////////////////////////////////
HTMLLIAccessible::HTMLLIAccessible(nsIContent* aContent, DocAccessible* aDoc)
: HyperTextAccessibleWrap(aContent, aDoc) {
mType = eHTMLLiType;
}
role HTMLLIAccessible::NativeRole() const {
a11y::role r = GetAccService()->MarkupRole(mContent);
return r != roles::NOTHING ? r : roles::LISTITEM;
}
uint64_t HTMLLIAccessible::NativeState() const {
return HyperTextAccessibleWrap::NativeState() | states::READONLY;
}
nsRect HTMLLIAccessible::BoundsInAppUnits() const {
nsRect rect = AccessibleWrap::BoundsInAppUnits();
LocalAccessible* bullet = Bullet();
nsIFrame* frame = GetFrame();
MOZ_ASSERT(!(bullet && !frame), "Cannot have a bullet if there is no frame");
if (bullet && frame &&
frame->StyleList()->mListStylePosition !=
StyleListStylePosition::Inside) {
nsRect bulletRect = bullet->BoundsInAppUnits();
return rect.Union(bulletRect);
}
return rect;
}
LocalAccessible* HTMLLIAccessible::Bullet() const {
LocalAccessible* firstChild = LocalFirstChild();
if (firstChild && firstChild->NativeRole() == roles::LISTITEM_MARKER) {
return firstChild;
}
return nullptr;
}
////////////////////////////////////////////////////////////////////////////////
// HTMLListBulletAccessible
////////////////////////////////////////////////////////////////////////////////
HTMLListBulletAccessible::HTMLListBulletAccessible(nsIContent* aContent,
DocAccessible* aDoc)
: LeafAccessible(aContent, aDoc) {
mGenericTypes |= eText;
}
////////////////////////////////////////////////////////////////////////////////
// HTMLListBulletAccessible: LocalAccessible
ENameValueFlag HTMLListBulletAccessible::Name(nsString& aName) const {
nsLayoutUtils::GetMarkerSpokenText(mContent, aName);
return eNameOK;
}
role HTMLListBulletAccessible::NativeRole() const {
return roles::LISTITEM_MARKER;
}
uint64_t HTMLListBulletAccessible::NativeState() const {
return LeafAccessible::NativeState() | states::READONLY;
}
already_AddRefed<AccAttributes> HTMLListBulletAccessible::NativeAttributes() {
RefPtr<AccAttributes> attributes = new AccAttributes();
return attributes.forget();
}
void HTMLListBulletAccessible::AppendTextTo(nsAString& aText,
uint32_t aStartOffset,
uint32_t aLength) {
nsAutoString bulletText;
Name(bulletText);
aText.Append(Substring(bulletText, aStartOffset, aLength));
}