diff --git a/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/IVirtualPadControl.cs b/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/IVirtualPadControl.cs
index 9b54acf50f..b003bf8285 100644
--- a/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/IVirtualPadControl.cs
+++ b/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/IVirtualPadControl.cs
@@ -4,7 +4,20 @@ namespace BizHawk.Client.EmuHawk
 {
 	public interface IVirtualPadControl
 	{
+		/// <summary>
+		/// Clears the pad and resets it to a logical default
+		/// </summary>
 		void Clear();
+
+		/// <summary>
+		/// Sets the state of the control based on the given controller state
+		/// </summary>
+		/// <param name="controller">The controller state that the control will be set to</param>
 		void Set(IController controller);
+
+		/// <summary>
+		/// Gets or sets whether or not the user can change the state of the control
+		/// </summary>
+		bool ReadOnly { get; set; }
 	}
 }
diff --git a/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/VirtualPadAnalogButton.cs b/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/VirtualPadAnalogButton.cs
index 1df5ec126f..11ebe9ae85 100644
--- a/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/VirtualPadAnalogButton.cs
+++ b/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/VirtualPadAnalogButton.cs
@@ -12,11 +12,37 @@ namespace BizHawk.Client.EmuHawk
 		private string _displayName = string.Empty;
 		private int _maxValue = 0;
 		private bool _programmaticallyChangingValue = false;
+
 		public VirtualPadAnalogButton()
 		{
 			InitializeComponent();
 		}
 
+		#region IVirtualPadControl Implementation
+
+		public void Clear()
+		{
+			// Nothing to do
+		}
+
+		public void Set(IController controller)
+		{
+			var newVal = (int)controller.GetFloat(Name);
+			var changed = AnalogTrackBar.Value != newVal;
+			if (changed)
+			{
+				CurrentValue = newVal;
+			}
+		}
+
+		public bool ReadOnly
+		{
+			get;
+			set; // TODO
+		}
+
+		#endregion
+
 		private void VirtualPadAnalogButton_Load(object sender, EventArgs e)
 		{
 			DisplayNameLabel.Text = DisplayName;
@@ -75,21 +101,6 @@ namespace BizHawk.Client.EmuHawk
 			}
 		}
 
-		public void Clear()
-		{
-			// Nothing to do
-		}
-
-		public void Set(IController controller)
-		{
-			var newVal = (int)controller.GetFloat(Name);
-			var changed = AnalogTrackBar.Value != newVal;
-			if (changed)
-			{
-				CurrentValue = newVal;
-			}
-		}
-
 		private void AnalogTrackBar_ValueChanged(object sender, EventArgs e)
 		{
 			if (!_programmaticallyChangingValue)
diff --git a/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/VirtualPadAnalogStick.cs b/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/VirtualPadAnalogStick.cs
index 2cecd96f7e..9a500ed8c4 100644
--- a/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/VirtualPadAnalogStick.cs
+++ b/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/VirtualPadAnalogStick.cs
@@ -29,6 +29,8 @@ namespace BizHawk.Client.EmuHawk
 			MaxYNumeric.Value = 127; // Note: these trigger change events that change the analog stick too
 		}
 
+		#region IVirtualPadControl Implementation
+
 		public void Set(IController controller)
 		{
 			AnalogStick.Set(controller);
@@ -42,6 +44,14 @@ namespace BizHawk.Client.EmuHawk
 			ManualY.Value = 0;
 		}
 
+		public bool ReadOnly
+		{
+			get;
+			set; // TODO
+		}
+
+		#endregion
+
 		private void ManualX_ValueChanged(object sender, EventArgs e)
 		{
 			SetAnalogControlFromNumerics();
diff --git a/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/VirtualPadButton.cs b/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/VirtualPadButton.cs
index bb81f3d450..8db42d7c74 100644
--- a/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/VirtualPadButton.cs
+++ b/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/VirtualPadButton.cs
@@ -22,6 +22,35 @@ namespace BizHawk.Client.EmuHawk
 			ForeColor = SystemColors.ControlText;
 		}
 
+		#region IVirtualPadControl Implementation
+
+		public void Clear()
+		{
+			RightClicked = false;
+			Checked = false;
+			Global.AutofireStickyXORAdapter.SetSticky(Name, false);
+			Global.StickyXORAdapter.SetSticky(Name, false);
+		}
+
+		public void Set(IController controller)
+		{
+			var newVal = controller.IsPressed(Name);
+			var changed = newVal != Checked;
+
+			Checked = newVal;
+			if (changed)
+			{
+				Refresh();
+			}
+		}
+
+		public bool ReadOnly
+		{
+			get; set; // TODO
+		}
+
+		#endregion
+
 		protected override void WndProc(ref Message m)
 		{
 			switch (m.Msg)
@@ -116,25 +145,5 @@ namespace BizHawk.Client.EmuHawk
 
 			base.OnMouseClick(e);
 		}
-
-		public void Clear()
-		{
-			RightClicked = false;
-			Checked = false;
-			Global.AutofireStickyXORAdapter.SetSticky(Name, false);
-			Global.StickyXORAdapter.SetSticky(Name, false);
-		}
-
-		public void Set(IController controller)
-		{
-			var newVal = controller.IsPressed(Name);
-			var changed = newVal != Checked;
-
-			Checked = newVal;
-			if (changed)
-			{
-				Refresh();
-			}
-		}
 	}
 }
diff --git a/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/VirtualPadTargetScreen.cs b/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/VirtualPadTargetScreen.cs
index b3d5ad9a93..2e9bffc5b0 100644
--- a/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/VirtualPadTargetScreen.cs
+++ b/BizHawk.Client.EmuHawk/tools/VirtualPads/controls/VirtualPadTargetScreen.cs
@@ -31,6 +31,26 @@ namespace BizHawk.Client.EmuHawk
 			YNumeric.Maximum = TargetPanel.Height;
 		}
 
+		#region IVirtualPadControl Implementation
+
+		public void Clear()
+		{
+			// Nothing to do
+		}
+
+		public void Set(IController controller)
+		{
+
+		}
+
+		public bool ReadOnly
+		{
+			get;
+			set; // TODO
+		}
+
+		#endregion
+
 		public string XName { get; set; }
 		public string YName { get; set; }
 		public string FireButton { get; set; } // Fire, Press, etc
@@ -95,16 +115,6 @@ namespace BizHawk.Client.EmuHawk
 			}
 		}
 
-		public void Clear()
-		{
-			// Nothing to do
-		}
-
-		public void Set(IController controller)
-		{
-
-		}
-
 		private void UpdatePanelFromNumeric()
 		{
 			if (!_isProgrammicallyChangingNumerics)