From 23ad81d12b5bc5345aa11c044453c0d27821662d Mon Sep 17 00:00:00 2001
From: the_fiddler <the_fiddler@ebc5dd9b-fb1d-0410-b6f8-d24c324e9604>
Date: Thu, 21 Oct 2010 07:56:48 +0000
Subject: [PATCH] * Platform/X11/X11Keyboard.cs: Added index bounds check for  
 GetState.

---
 Source/OpenTK/Platform/X11/X11Keyboard.cs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Source/OpenTK/Platform/X11/X11Keyboard.cs b/Source/OpenTK/Platform/X11/X11Keyboard.cs
index 8bf6919c..d346e4fd 100644
--- a/Source/OpenTK/Platform/X11/X11Keyboard.cs
+++ b/Source/OpenTK/Platform/X11/X11Keyboard.cs
@@ -75,6 +75,10 @@ namespace OpenTK.Platform.X11
 
         public KeyboardState GetState(int index)
         {
+            // X11Keyboard supports a single keyboard only
+            if (index < 0 || index > 1)
+                throw new ArgumentOutOfRangeException("index");
+
             ProcessEvents();
             return state;
         }