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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 "LocalAccessible-inl.h"
#include "AccAttributes.h"
#include "DocAccessibleChild.h"
#include "DocAccessibleWrap.h"
#include "nsIDocShell.h"
#include "nsIScrollableFrame.h"
#include "nsLayoutUtils.h"
#include "nsAccessibilityService.h"
#include "nsAccUtils.h"
#include "Pivot.h"
#include "SessionAccessibility.h"
#include "TraversalRule.h"
#include "mozilla/PresShell.h"
#include "mozilla/a11y/DocAccessiblePlatformExtChild.h"
using namespace mozilla;
using namespace mozilla::a11y;
#define UNIQUE_ID(acc) \
!acc || (acc->IsDoc() && acc->AsDoc()->IPCDoc()) \
? 0 \
: reinterpret_cast<uint64_t>(acc->UniqueID())
////////////////////////////////////////////////////////////////////////////////
// DocAccessibleWrap
////////////////////////////////////////////////////////////////////////////////
DocAccessibleWrap::DocAccessibleWrap(Document* aDocument, PresShell* aPresShell)
: DocAccessible(aDocument, aPresShell) {
// We need an nsINode associated with this accessible to register it with the
// right SessionAccessibility instance. When the base AccessibleWrap
// constructor is called we don't have one yet because null is passed as the
// content node. So we do it here after a Document is associated with the
// accessible.
if (!IPCAccessibilityActive()) {
MonitorAutoLock mal(nsAccessibilityService::GetAndroidMonitor());
SessionAccessibility::RegisterAccessible(this);
}
}
DocAccessibleWrap::~DocAccessibleWrap() {}
void DocAccessibleWrap::Shutdown() {
// Unregister here before disconnecting from PresShell.
if (!IPCAccessibilityActive()) {
MonitorAutoLock mal(nsAccessibilityService::GetAndroidMonitor());
if (IsRoot()) {
SessionAccessibility::UnregisterAll(PresShellPtr());
} else {
SessionAccessibility::UnregisterAccessible(this);
}
}
DocAccessible::Shutdown();
}
DocAccessibleWrap* DocAccessibleWrap::GetTopLevelContentDoc(
AccessibleWrap* aAccessible) {
DocAccessibleWrap* doc =
static_cast<DocAccessibleWrap*>(aAccessible->Document());
while (doc && !doc->IsTopLevelContentDoc()) {
doc = static_cast<DocAccessibleWrap*>(doc->ParentDocument());
}
return doc;
}
bool DocAccessibleWrap::IsTopLevelContentDoc() {
DocAccessible* parentDoc = ParentDocument();
return DocumentNode()->IsContentDocument() &&
(!parentDoc || !parentDoc->DocumentNode()->IsContentDocument());
}
#undef UNIQUE_ID
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