moel@31: /*
moel@31:   
moel@31:   Version: MPL 1.1/GPL 2.0/LGPL 2.1
moel@31: 
moel@31:   The contents of this file are subject to the Mozilla Public License Version
moel@31:   1.1 (the "License"); you may not use this file except in compliance with
moel@31:   the License. You may obtain a copy of the License at
moel@31:  
moel@31:   http://www.mozilla.org/MPL/
moel@31: 
moel@31:   Software distributed under the License is distributed on an "AS IS" basis,
moel@31:   WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
moel@31:   for the specific language governing rights and limitations under the License.
moel@31: 
moel@31:   The Original Code is the Open Hardware Monitor code.
moel@31: 
moel@31:   The Initial Developer of the Original Code is 
moel@31:   Michael Möller <m.moeller@gmx.ch>.
moel@31:   Portions created by the Initial Developer are Copyright (C) 2009-2010
moel@31:   the Initial Developer. All Rights Reserved.
moel@31: 
moel@31:   Contributor(s):
moel@31: 
moel@31:   Alternatively, the contents of this file may be used under the terms of
moel@31:   either the GNU General Public License Version 2 or later (the "GPL"), or
moel@31:   the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
moel@31:   in which case the provisions of the GPL or the LGPL are applicable instead
moel@31:   of those above. If you wish to allow use of your version of this file only
moel@31:   under the terms of either the GPL or the LGPL, and not to allow others to
moel@31:   use your version of this file under the terms of the MPL, indicate your
moel@31:   decision by deleting the provisions above and replace them with the notice
moel@31:   and other provisions required by the GPL or the LGPL. If you do not delete
moel@31:   the provisions above, a recipient may use your version of this file under
moel@31:   the terms of any one of the MPL, the GPL or the LGPL.
moel@31:  
moel@31: */
moel@31: 
moel@31: using System;
moel@165: using OpenHardwareMonitor.Collections;
moel@31: 
moel@31: namespace OpenHardwareMonitor.Hardware {
moel@165:   internal abstract class Hardware : IHardware {
moel@31: 
moel@195:     private readonly ListSet<ISensor> active = new ListSet<ISensor>();
moel@31: 
moel@64:     public IHardware[] SubHardware {
moel@64:       get { return new IHardware[0]; }
moel@64:     }
moel@64: 
moel@176:     public virtual IHardware Parent {
moel@176:       get { return null; }
moel@176:     }
moel@176: 
moel@31:     public ISensor[] Sensors {
moel@31:       get { return active.ToArray(); }
moel@31:     }
moel@31: 
moel@31:     protected void ActivateSensor(Sensor sensor) {
moel@110:       if (active.Add(sensor)) 
moel@31:         if (SensorAdded != null)
moel@31:           SensorAdded(sensor);
moel@31:     }
moel@31: 
moel@31:     protected void DeactivateSensor(Sensor sensor) {
moel@110:       if (active.Remove(sensor))
moel@31:         if (SensorRemoved != null)
moel@110:           SensorRemoved(sensor);     
moel@31:     }
moel@31: 
moel@64:     #pragma warning disable 67
moel@31:     public event SensorEventHandler SensorAdded;
moel@31:     public event SensorEventHandler SensorRemoved;
moel@64:     #pragma warning restore 67
moel@110:   
moel@110:     public abstract string Name { get; }
moel@110:     public abstract Identifier Identifier { get; }
moel@165:     public abstract HardwareType HardwareType { get; }
moel@110: 
moel@110:     public virtual string GetReport() {
moel@110:       return null;
moel@110:     }
moel@110: 
moel@110:     public abstract void Update();
moel@110: 
moel@110:     public void Accept(IVisitor visitor) {
moel@167:       if (visitor == null)
moel@167:         throw new ArgumentNullException("visitor");
moel@167:       visitor.VisitHardware(this);
moel@110:     }
moel@110: 
moel@110:     public void Traverse(IVisitor visitor) {
moel@110:       foreach (ISensor sensor in active)
moel@110:         sensor.Accept(visitor);
moel@110:     }
moel@31:   }
moel@31: }