From 085ae52ce4a471d8351799a0b3bef305dbe6edf6 Mon Sep 17 00:00:00 2001
From: the_fiddler <the_fiddler@ebc5dd9b-fb1d-0410-b6f8-d24c324e9604>
Date: Fri, 19 Oct 2007 20:01:41 +0000
Subject: [PATCH] InputDriver now checks for pre-XP windows versions, and
 instantiates the WMInput driver.

---
 Source/OpenTK/InputDriver.cs | 40 ++++++++++++++++++++++--------------
 1 file changed, 25 insertions(+), 15 deletions(-)

diff --git a/Source/OpenTK/InputDriver.cs b/Source/OpenTK/InputDriver.cs
index f4715fa4..89a319e4 100644
--- a/Source/OpenTK/InputDriver.cs
+++ b/Source/OpenTK/InputDriver.cs
@@ -24,22 +24,32 @@ namespace OpenTK
             if (parent == null)
                 throw new ArgumentException("A valid window (IWindowInfo) must be specified to construct an InputDriver");
 
-            if (Environment.OSVersion.Version.Major > 5 ||
-                (Environment.OSVersion.Version.Major == 5 && Environment.OSVersion.Version.Minor >= 1))
+            switch (Environment.OSVersion.Platform)
             {
-                inputDriver = new OpenTK.Platform.Windows.WinRawInput(parent.WindowInfo);
-            }
-            else if (Environment.OSVersion.Platform == PlatformID.Unix)
-            {
-                //inputDriver = new OpenTK.Platform.X11.X11Input(
-                //    parent is OpenTK.Platform.X11.WindowInfo ? (OpenTK.Platform.X11.WindowInfo)parent :
-                //    parent is OpenTK.Platform.WindowInfo ? (OpenTK.Platform.X11.WindowInfo)(parent as OpenTK.Platform.WindowInfo) : null);
-                inputDriver = new OpenTK.Platform.X11.X11Input(parent.WindowInfo);
-            }
-            else
-            {
-                throw new PlatformNotSupportedException(
-                    "Input handling is not supported on the current platform. Please report the problem to http://opentk.sourceforge.net");
+                case PlatformID.Win32Windows:
+                case PlatformID.Win32NT:
+                case PlatformID.Win32S:
+                case PlatformID.WinCE:
+                    if (Environment.OSVersion.Version.Major > 5 ||
+    (Environment.OSVersion.Version.Major == 5 && Environment.OSVersion.Version.Minor >= 1))
+                    {
+                        inputDriver = new OpenTK.Platform.Windows.WinRawInput(parent.WindowInfo);
+                    }
+                    else
+                    {
+                        // Legacy or unknown windows version:
+                        inputDriver = new OpenTK.Platform.Windows.WMInput(parent.WindowInfo);
+                    }
+                    break;
+
+                case PlatformID.Unix:
+                    inputDriver = new OpenTK.Platform.X11.X11Input(parent.WindowInfo);
+                    break;
+
+                default:
+                    throw new PlatformNotSupportedException(
+    "Input handling is not supported on the current platform. Please report the problem to http://opentk.sourceforge.net");
+
             }
         }