/*
 * Copyright 2020 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package android.uwb;

/**
 * @hide
 */
@Backing(type="int")
enum StateChangeReason {
  /**
   * The state changed for an unknown reason
   */
  UNKNOWN,

  /**
   * The adapter state changed because a session started.
   */
  SESSION_STARTED,


  /**
   * The adapter state changed because all sessions were closed.
   */
  ALL_SESSIONS_CLOSED,

  /**
   * The adapter state changed because of a device system change.
   */
  SYSTEM_POLICY,

  /**
   * Used to signal the first adapter state message after boot
   */
   SYSTEM_BOOT,

  /**
   * The adapter state changed because of a system regulation.
   */
  SYSTEM_REGULATION,
}