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/* Copyright (C) 2002-2005 RealVNC Ltd.  All Rights Reserved.
 * Copyright 2004-2005 Cendio AB.
 * Copyright 2012 Brian P. Hinz
 *
 * This is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this software; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
 * USA.
 */

package com.tigervnc.rfb;

public class BoolParameter extends VoidParameter {
  public BoolParameter(String name_, String desc_, boolean v,
                       Configuration.ConfigurationObject co)
  {
    super(name_, desc_, co);
    value = v;
    defValue = v;
  }

  public BoolParameter(String name_, String desc_, boolean v) {
    this(name_, desc_, v, Configuration.ConfigurationObject.ConfGlobal);
  }

  public boolean setParam(String v) {
    if (immutable) return true;

    if (v == null || v.equals("1") || v.equalsIgnoreCase("on") ||
        v.equalsIgnoreCase("true") || v.equalsIgnoreCase("yes"))
      value = true;
    else if (v.equals("0") || v.equalsIgnoreCase("off") ||
        v.equalsIgnoreCase("false") || v.equalsIgnoreCase("no"))
      value = false;
    else {
      vlog.error("Bool parameter "+getName()+": invalid value '"+v+"'");
      return false;
    }
    return true;
  }

  public boolean setParam() { setParam(true); return true; }
  public void setParam(boolean b) {
    if (immutable) return;
    value = b;
  }

  public String getDefaultStr() { return defValue ? "1" : "0"; }
  public String getValueStr() { return value ? "1" : "0"; }
  public boolean isBool() { return true; }

  final public boolean getValue() { return value; }

  protected boolean value;
  protected boolean defValue;
}