ATK accessibility support for web content on Aura Linux.

content/browser/accessibility/browser_accessibility_manager_auralinux.cc

+// Copyright (c) 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSDstyle license that can be
+// found in the LICENSE file.

[shreeramk, 2015/05/27 16:58:01]

Some of *_rel_ng bots are failing due to typo in copyright text. Instead of
BSD-style, its BSDstyle. I'll update that in next patchset.

+
+#include "content/browser/accessibility/browser_accessibility_manager_auralinux.h"
+
+#include "content/browser/accessibility/browser_accessibility_auralinux.h"
+#include "content/common/accessibility_messages.h"
+
+namespace content {
+
+// static
+BrowserAccessibilityManager* BrowserAccessibilityManager::Create(
+    const ui::AXTreeUpdate& initial_tree,
+    BrowserAccessibilityDelegate* delegate,
+    BrowserAccessibilityFactory* factory) {
+  return new BrowserAccessibilityManagerAuraLinux(nullptr, initial_tree,
+                                                  delegate, factory);
+}
+
+BrowserAccessibilityManagerAuraLinux*
+BrowserAccessibilityManager::ToBrowserAccessibilityManagerAuraLinux() {
+  return static_cast<BrowserAccessibilityManagerAuraLinux*>(this);
+}
+
+BrowserAccessibilityManagerAuraLinux::BrowserAccessibilityManagerAuraLinux(
+    AtkObject* parent_object,
+    const ui::AXTreeUpdate& initial_tree,
+    BrowserAccessibilityDelegate* delegate,
+    BrowserAccessibilityFactory* factory)
+    : BrowserAccessibilityManager(delegate, factory),
+      parent_object_(parent_object) {
+  Initialize(initial_tree);
+}
+
+BrowserAccessibilityManagerAuraLinux::~BrowserAccessibilityManagerAuraLinux() {
+}
+
+// static
+ui::AXTreeUpdate BrowserAccessibilityManagerAuraLinux::GetEmptyDocument() {
+  ui::AXNodeData empty_document;
+  empty_document.id = 0;
+  empty_document.role = ui::AX_ROLE_ROOT_WEB_AREA;
+  empty_document.state = 1 << ui::AX_STATE_READ_ONLY;
+  ui::AXTreeUpdate update;
+  update.nodes.push_back(empty_document);
+  return update;
+}
+
+void BrowserAccessibilityManagerAuraLinux::NotifyAccessibilityEvent(
+    ui::AXEvent event_type,
+    BrowserAccessibility* node) {
+  // TODO(shreeram.k) : Implement.
+}
+
+}  // namespace content