Basic skeleton of a window/layer/view inspector.

ui/oak/oak_tree_model.h

+// Copyright (c) 2012 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.
+
+#ifndef UI_OAK_OAK_TREE_MODEL_H_
+#define UI_OAK_OAK_TREE_MODEL_H_
+#pragma once
+
+#include "base/compiler_specific.h"
+#include "base/memory/scoped_ptr.h"
+#include "ui/base/models/tree_node_model.h"
+
+namespace aura {
+class Window;
+}
+
+namespace oak {
+namespace internal {
+
+typedef ui::TreeNodeWithValue<aura::Window*> WindowNode;
+typedef ui::TreeNodeModel<WindowNode> TreeOfWindows;
+
+TreeOfWindows* GenerateModel(aura::Window* root);
+
+}  // namespace internal
+}  // namespace oak
+
+#endif  // UI_OAK_OAK_TREE_MODEL_H_