MacViews: Accessibility bridge

ui/accessibility/platform/ax_platform_node_base.cc

Index: ui/accessibility/platform/ax_platform_node_base.cc
diff --git a/ui/accessibility/platform/ax_platform_node_base.cc b/ui/accessibility/platform/ax_platform_node_base.cc
new file mode 100644
index 0000000000000000000000000000000000000000..3479af14ab5d1daa5204100454b551f02c3e67d9
--- /dev/null
+++ b/ui/accessibility/platform/ax_platform_node_base.cc
@@ -0,0 +1,58 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "ui/accessibility/platform/ax_platform_node_base.h"
+
+#include "ui/accessibility/ax_node_data.h"
+#include "ui/accessibility/platform/ax_platform_node_delegate.h"
+
+namespace ui {
+
+AXPlatformNodeBase::AXPlatformNodeBase() {
+}
+
+AXPlatformNodeBase::~AXPlatformNodeBase() {
+}
+
+void AXPlatformNodeBase::Init(AXPlatformNodeDelegate* delegate) {
+  delegate_ = delegate;
+}
+
+AXRole AXPlatformNodeBase::GetRole() const {
+  return delegate_ ? delegate_->GetData()->role : AX_ROLE_UNKNOWN;
+}
+
+gfx::Rect AXPlatformNodeBase::GetBoundsInScreen() const {
+  if (!delegate_)
+    return gfx::Rect();
+  gfx::Rect bounds = delegate_->GetData()->location;
+  bounds.Offset(delegate_->GetGlobalCoordinateOffset());
+  return bounds;
+}
+
+gfx::NativeViewAccessible AXPlatformNodeBase::GetParent() {
+  return delegate_ ? delegate_->GetParent() : NULL;
+}
+
+int AXPlatformNodeBase::GetChildCount() {
+  return delegate_ ? delegate_->GetChildCount() : 0;
+}
+
+gfx::NativeViewAccessible AXPlatformNodeBase::ChildAtIndex(int index) {
+  return delegate_ ? delegate_->ChildAtIndex(index) : NULL;
+}
+
+// AXPlatformNode
+
+void AXPlatformNodeBase::Destroy() {
+  delegate_ = NULL;
+  delete this;
+}
+
+gfx::NativeViewAccessible AXPlatformNodeBase::GetNativeViewAccessible() {
+  return NULL;
+}
+
+
+}  // namespace ui