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-rw-r--r--accessible/android/DocAccessibleWrap.cpp78
1 files changed, 78 insertions, 0 deletions
diff --git a/accessible/android/DocAccessibleWrap.cpp b/accessible/android/DocAccessibleWrap.cpp
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+++ b/accessible/android/DocAccessibleWrap.cpp
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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"
+
+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