Android 6.0开发实现关机菜单添加重启按钮的方法

private static final String GLOBAL_ACTION_KEY_USERS = "users";
private static final String GLOBAL_ACTION_KEY_SETTINGS = "settings";
private static final String GLOBAL_ACTION_KEY_LOCKDOWN = "lockdown";
private static final String GLOBAL_ACTION_KEY_REBOOT = "reboot";

if (GLOBAL_ACTION_KEY_POWER.equals(actionKey)) {
  mItems.add(new PowerAction());
} else if (GLOBAL_ACTION_KEY_REBOOT.equals(actionKey)) {
  mItems.add(new RebootAction());
} else if (GLOBAL_ACTION_KEY_AIRPLANE.equals(actionKey)) {
  mItems.add(mAirplaneModeOn);
} else if (GLOBAL_ACTION_KEY_BUGREPORT.equals(actionKey)) {
  if (Settings.Global.getint(mContext.getContentResolver(),
  Settings.Global.BUGREPORT_IN_POWER_MENU, 0) != 0 && isCurrentUserOwner()) {
    mItems.add(getBugReportAction());
  }
}

private final class RebootAction extends SinglePressAction {
  private RebootAction() {
    super(com.android.internal.R.drawable.ic_lock_power_reboot, R.string.global_action_reboot);
  }
  @Override
  public Boolean showDuringKeyguard() {
    return true;
  }
  @Override
  public Boolean showBeforeProvisioning() {
    return true;
  }
  @Override
  public void onPress() {
    try {
      IPowerManager pm = IPowerManager.Stub.asInterface(ServiceManager.getService(Context.POWER_SERVICE));
      pm.reboot(true, null, false);
    }
    catch (RemoteException e) {
      Log.e(TAG, "PowerManager service died!", e);
      return;
    }
  }
}