Fixed Issue 179.

GUI/MainForm.Designer.cs

@@ -108,6 +108,8 @@ namespace OpenHardwareMonitor.GUI {
       this.splitContainer = new OpenHardwareMonitor.GUI.SplitContainerAdv();
       this.treeView = new Aga.Controls.Tree.TreeViewAdv();
       this.plotPanel = new OpenHardwareMonitor.GUI.PlotPanel();
+      this.resetMenuItem = new System.Windows.Forms.MenuItem();
+      this.menuItem6 = new System.Windows.Forms.MenuItem();
       this.splitContainer.Panel1.SuspendLayout();
       this.splitContainer.Panel2.SuspendLayout();
       this.splitContainer.SuspendLayout();
@@ -203,6 +205,8 @@ namespace OpenHardwareMonitor.GUI {
             this.saveReportMenuItem,
             this.sumbitReportMenuItem,
             this.MenuItem2,
+            this.resetMenuItem,
+            this.menuItem6,
             this.exitMenuItem});
       this.fileMenuItem.Text = "File";
       // 
@@ -225,7 +229,7 @@ namespace OpenHardwareMonitor.GUI {
       // 
       // exitMenuItem
       // 
-      this.exitMenuItem.Index = 3;
+      this.exitMenuItem.Index = 5;
       this.exitMenuItem.Text = "Exit";
       this.exitMenuItem.Click += new System.EventHandler(this.exitClick);
       // 
@@ -453,6 +457,17 @@ namespace OpenHardwareMonitor.GUI {
       this.plotPanel.Size = new System.Drawing.Size(386, 124);
       this.plotPanel.TabIndex = 0;
       // 
+      // resetMenuItem
+      // 
+      this.resetMenuItem.Index = 3;
+      this.resetMenuItem.Text = "Reset";
+      this.resetMenuItem.Click += new System.EventHandler(this.resetClick);
+      // 
+      // menuItem6
+      // 
+      this.menuItem6.Index = 4;
+      this.menuItem6.Text = "-";
+      // 
       // MainForm
       // 
       this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
@@ -523,6 +538,8 @@ namespace OpenHardwareMonitor.GUI {
     private System.Windows.Forms.MenuItem MenuItem3;
     private System.Windows.Forms.MenuItem gadgetMenuItem;
     private System.Windows.Forms.MenuItem minCloseMenuItem;
+    private System.Windows.Forms.MenuItem resetMenuItem;
+    private System.Windows.Forms.MenuItem menuItem6;
   }
 }
 

GUI/MainForm.cs

@@ -388,9 +388,10 @@ namespace OpenHardwareMonitor.GUI {
       Visible = false;
       SaveConfiguration();
 
+      systemTray.IsMainIconEnabled = false;
       timer.Enabled = false;            
-      systemTray.Dispose();      
       computer.Close();
+      systemTray.Dispose();
     }
 
     private void aboutMenuItem_Click(object sender, EventArgs e) {
@@ -593,5 +594,15 @@ namespace OpenHardwareMonitor.GUI {
         settings.SetValue("mainForm.Height", Bounds.Height);
       }
     }
+
+    private void resetClick(object sender, EventArgs e) {
+      // disable the fallback MainIcon during reset, otherwise icon visibility
+      // might be lost 
+      systemTray.IsMainIconEnabled = false;
+      computer.Close();
+      computer.Open();
+      // restore the MainIcon setting
+      systemTray.IsMainIconEnabled = minimizeToTray.Value;
+    }
   }
 }

Hardware/Computer.cs

@@ -268,9 +268,11 @@ namespace OpenHardwareMonitor.Hardware {
       if (!open)
         return;
 
-      foreach (IGroup group in groups)
+      while (groups.Count > 0) {
+        IGroup group = groups[groups.Count - 1];
+        Remove(group);
         group.Close(); 
-      groups.Clear();
+      } 
 
       Opcode.Close();
       Ring0.Close();