diff -r 59024371cd50 -r 6dc755f1970e Hardware/Control.cs
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Hardware/Control.cs	Thu Jan 20 21:31:54 2011 +0000
@@ -0,0 +1,143 @@
+/*
+  
+  Version: MPL 1.1/GPL 2.0/LGPL 2.1
+
+  The contents of this file are subject to the Mozilla Public License Version
+  1.1 (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.mozilla.org/MPL/
+
+  Software distributed under the License is distributed on an "AS IS" basis,
+  WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+  for the specific language governing rights and limitations under the License.
+
+  The Original Code is the Open Hardware Monitor code.
+
+  The Initial Developer of the Original Code is 
+  Michael Möller <m.moeller@gmx.ch>.
+  Portions created by the Initial Developer are Copyright (C) 2010
+  the Initial Developer. All Rights Reserved.
+
+  Contributor(s):
+
+  Alternatively, the contents of this file may be used under the terms of
+  either the GNU General Public License Version 2 or later (the "GPL"), or
+  the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+  in which case the provisions of the GPL or the LGPL are applicable instead
+  of those above. If you wish to allow use of your version of this file only
+  under the terms of either the GPL or the LGPL, and not to allow others to
+  use your version of this file under the terms of the MPL, indicate your
+  decision by deleting the provisions above and replace them with the notice
+  and other provisions required by the GPL or the LGPL. If you do not delete
+  the provisions above, a recipient may use your version of this file under
+  the terms of any one of the MPL, the GPL or the LGPL.
+ 
+*/
+
+using System;
+using System.Globalization;
+
+namespace OpenHardwareMonitor.Hardware {
+
+  internal delegate void ControlEventHandler(Control control);
+
+  internal class Control : IControl {
+
+    private readonly Identifier identifier;
+    private readonly ISettings settings;
+    private ControlMode mode;
+    private float softwareValue;
+    private float minSoftwareValue;
+    private float maxSoftwareValue;
+
+    public Control(ISensor sensor, ISettings settings, float minSoftwareValue,
+      float maxSoftwareValue) 
+    {
+      this.identifier = new Identifier(sensor.Identifier, "control");
+      this.settings = settings;
+      this.minSoftwareValue = minSoftwareValue;
+      this.maxSoftwareValue = maxSoftwareValue;
+
+      if (!float.TryParse(settings.GetValue(
+          new Identifier(identifier, "value").ToString(), "0"),
+        NumberStyles.Float, CultureInfo.InvariantCulture,
+        out this.softwareValue)) 
+      {
+        this.softwareValue = 0;
+      }
+      int mode;
+      if (!int.TryParse(settings.GetValue(
+          new Identifier(identifier, "mode").ToString(),
+          ((int)ControlMode.Default).ToString(CultureInfo.InvariantCulture)),
+        NumberStyles.Integer, CultureInfo.InvariantCulture,
+        out mode)) 
+      {
+        this.mode = ControlMode.Default;
+      } else {
+        this.mode = (ControlMode)mode;
+      }
+    }
+
+    public Identifier Identifier {
+      get {
+        return identifier;
+      }
+    }
+
+    public ControlMode ControlMode {
+      get {
+        return mode;
+      }
+      private set {
+        if (mode != value) {
+          mode = value;
+          if (ControlModeChanged != null)
+            ControlModeChanged(this);
+          this.settings.SetValue(new Identifier(identifier, "mode").ToString(),
+            ((int)mode).ToString(CultureInfo.InvariantCulture));
+        }
+      }
+    }
+
+    public float SoftwareValue {
+      get {
+        return softwareValue;
+      }
+      private set {
+        if (softwareValue != value) {
+          softwareValue = value;
+          if (SoftwareControlValueChanged != null)
+            SoftwareControlValueChanged(this);
+          this.settings.SetValue(new Identifier(identifier,
+            "value").ToString(),
+            value.ToString(CultureInfo.InvariantCulture));
+        }
+      }
+    }
+
+    public void SetDefault() {
+      ControlMode = ControlMode.Default;
+    }
+
+    public float MinSoftwareValue {
+      get {
+        return minSoftwareValue;
+      }
+    }
+
+    public float MaxSoftwareValue {
+      get {
+        return maxSoftwareValue;
+      }
+    }
+
+    public void SetSoftware(float value) {
+      ControlMode = ControlMode.Software;
+      SoftwareValue = value;
+    }
+
+    internal event ControlEventHandler ControlModeChanged;
+    internal event ControlEventHandler SoftwareControlValueChanged;
+  }
+}