chromium/ui/accessibility/platform/ax_unique_id.h

// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_ACCESSIBILITY_PLATFORM_AX_UNIQUE_ID_H_
#define UI_ACCESSIBILITY_PLATFORM_AX_UNIQUE_ID_H_

#include <stdint.h>

#include <limits>
#include <utility>

#include "base/component_export.h"
#include "ui/accessibility/ax_node_id_forward.h"
#include "ui/accessibility/platform/ax_platform_node_id.h"

namespace ui {

// AXUniqueId provides IDs for accessibility objects that are guaranteed to be
// unique for the entire Chrome instance. New values are generated via
// `Create()`, and an instance's value is available for reuse when the instance
// is destroyed. Instances are implicitly convertible to (but not from)
// AXPlatformNodeId.
class COMPONENT_EXPORT(AX_PLATFORM) AXUniqueId final { … };

}  // namespace ui

#endif  // UI_ACCESSIBILITY_PLATFORM_AX_UNIQUE_ID_H_