moel@165: /*
moel@165:   
moel@165:   Version: MPL 1.1/GPL 2.0/LGPL 2.1
moel@165: 
moel@165:   The contents of this file are subject to the Mozilla Public License Version
moel@165:   1.1 (the "License"); you may not use this file except in compliance with
moel@165:   the License. You may obtain a copy of the License at
moel@165:  
moel@165:   http://www.mozilla.org/MPL/
moel@165: 
moel@165:   Software distributed under the License is distributed on an "AS IS" basis,
moel@165:   WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
moel@165:   for the specific language governing rights and limitations under the License.
moel@165: 
moel@165:   The Original Code is the Open Hardware Monitor code.
moel@165: 
moel@165:   The Initial Developer of the Original Code is 
moel@165:   Michael Möller <m.moeller@gmx.ch>.
moel@165:   Portions created by the Initial Developer are Copyright (C) 2009-2010
moel@165:   the Initial Developer. All Rights Reserved.
moel@165: 
moel@165:   Contributor(s):
moel@165: 
moel@165:   Alternatively, the contents of this file may be used under the terms of
moel@165:   either the GNU General Public License Version 2 or later (the "GPL"), or
moel@165:   the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
moel@165:   in which case the provisions of the GPL or the LGPL are applicable instead
moel@165:   of those above. If you wish to allow use of your version of this file only
moel@165:   under the terms of either the GPL or the LGPL, and not to allow others to
moel@165:   use your version of this file under the terms of the MPL, indicate your
moel@165:   decision by deleting the provisions above and replace them with the notice
moel@165:   and other provisions required by the GPL or the LGPL. If you do not delete
moel@165:   the provisions above, a recipient may use your version of this file under
moel@165:   the terms of any one of the MPL, the GPL or the LGPL.
moel@165:  
moel@165: */
moel@165: 
moel@165: using System;
moel@165: using System.Collections;
moel@165: using System.Collections.Generic;
moel@165: using System.Text;
moel@165: 
moel@165: namespace OpenHardwareMonitor.Collections {
moel@167: 
moel@165:   public class ListSet<T> : IEnumerable<T> {
moel@165: 
moel@165:     private List<T> list = new List<T>();
moel@165: 
moel@165:     public ListSet() { }
moel@165: 
moel@165:     public bool Add(T item) {
moel@165:       if (list.Contains(item))
moel@165:         return false;
moel@165: 
moel@165:       list.Add(item);
moel@165:       return true;
moel@165:     }
moel@165: 
moel@165:     public bool Remove(T item) {
moel@165:       if (!list.Contains(item))
moel@165:         return false;
moel@165: 
moel@165:       list.Remove(item);
moel@165:       return true;
moel@165:     }
moel@165: 
moel@165:     public bool Contains(T item) {
moel@165:       return list.Contains(item);
moel@165:     }
moel@165: 
moel@165:     public T[] ToArray() {
moel@165:       return list.ToArray();
moel@165:     }
moel@165: 
moel@165:     public IEnumerator<T> GetEnumerator() {
moel@165:       return list.GetEnumerator();
moel@165:     }
moel@165: 
moel@165:     IEnumerator IEnumerable.GetEnumerator() {
moel@165:       return list.GetEnumerator();
moel@165:     }
moel@165:   }
moel@165: }