Merge pull request #114 from thefiddler/nativewindow

INativeWindow cleanup and consolidation

Source/Examples/OpenTK.Examples.csproj

@@ -572,6 +572,7 @@
       <Link>Dependencies\x64\libSDL2.dylib</Link>
     </None>
     <Compile Include="OpenTK\Test\ExternalContext.cs" />
+    <Compile Include="OpenTK\Test\PointToClient.cs" />
   </ItemGroup>
   <ItemGroup>
     <BootstrapperPackage Include="Microsoft.Net.Client.3.5">

Source/Examples/OpenTK/Test/GameWindowStates.cs

@@ -26,6 +26,28 @@ namespace Examples.Tests
         bool mouse_in_window = false;
         bool viewport_changed = true;
 
+        MouseCursor Pencil;
+
+        // legacy GameWindow.Mouse.* events
+        Vector4 mousedevice_pos;
+        int mousedevice_buttons;
+        MouseState mousedevice_state;
+
+        // new GameWindow.Mouse* events
+        Vector4 mouse_pos;
+        int mouse_buttons;
+        MouseState mouse_state;
+
+        // legacy GameWindow.Keyboard.Key* events
+        Dictionary<Key, int> legacy_keyboard_keys = new Dictionary<Key, int>();
+        KeyboardState legacy_keyboard_state;
+        KeyModifiers legacy_keyboard_modifiers;
+
+        //new GameWindow.Key* events
+        Dictionary<Key, int> keyboard_keys = new Dictionary<Key, int>();
+        KeyboardState keyboard_state;
+        KeyModifiers keyboard_modifiers;
+
         // time drift
         Stopwatch watch = new Stopwatch();
         double update_time, render_time;
@@ -42,8 +64,6 @@ namespace Examples.Tests
         double variable_refresh_timestep_pos = -1;
         double fixed_update_timestep_pos = -1;
 
-        KeyModifiers modifiers;
-
         public GameWindowStates()
             : base(800, 600, GraphicsMode.Default)
         {
@@ -52,16 +72,26 @@ namespace Examples.Tests
             KeyDown += KeyDownHandler;
             KeyUp += KeyUpHandler;
             KeyPress += KeyPressHandler;
+            Keyboard.KeyDown += KeyboardDeviceDownHandler;
+            Keyboard.KeyUp += KeyboardDeviceUpHandler;
 
             MouseEnter += delegate { mouse_in_window = true; };
             MouseLeave += delegate { mouse_in_window = false; };
 
-            Mouse.Move += MouseMoveHandler;
+            Mouse.Move += MouseDeviceMoveHandler;
-            Mouse.ButtonDown += MouseButtonHandler;
+            Mouse.WheelChanged += MouseDeviceWheelHandler;
-            Mouse.ButtonUp += MouseButtonHandler;
+            Mouse.ButtonDown += MouseDeviceButtonHandler;
+            Mouse.ButtonUp += MouseDeviceButtonHandler;
+
+            MouseMove += MouseMoveHandler;
+            MouseWheel += MouseWheelHandler;
+            MouseDown += MouseButtonHandler;
+            MouseUp += MouseButtonHandler;
         }
 
-        private void KeyPressHandler(object sender, KeyPressEventArgs e)
+        #region Keyboard Events
+
+        void KeyPressHandler(object sender, KeyPressEventArgs e)
         {
             if (TypedText.Length > 32)
                 TypedText.Remove(0, 1);
@@ -108,26 +138,117 @@ namespace Examples.Tests
                 case Key.BracketRight: TargetUpdateFrequency++; break;
                 case Key.Comma: TargetRenderFrequency--; break;
                 case Key.Period: TargetRenderFrequency++; break;
+
+                case Key.Space:
+                    CursorVisible = !CursorVisible;
+                    break;
             }
-            modifiers = e.Modifiers;
+
+            if (!keyboard_keys.ContainsKey(e.Key))
+            {
+                keyboard_keys.Add(e.Key, 0);
+            }
+            keyboard_keys[e.Key] = e.IsRepeat ? 1 : 0;
+            keyboard_modifiers = e.Modifiers;
+            keyboard_state = e.Keyboard;
         }
 
         void KeyUpHandler(object sender, KeyboardKeyEventArgs e)
         {
-            modifiers = e.Modifiers;
+            keyboard_keys.Remove(e.Key);
+            keyboard_modifiers = e.Modifiers;
+            keyboard_state = e.Keyboard;
         }
 
+        void KeyboardDeviceDownHandler(object sender, KeyboardKeyEventArgs e)
+        {
+            if (!legacy_keyboard_keys.ContainsKey(e.Key))
+            {
+                legacy_keyboard_keys.Add(e.Key, 0);
+            }
+            legacy_keyboard_keys[e.Key] = e.IsRepeat ? 1 : 0;
+            legacy_keyboard_modifiers = e.Modifiers;
+            legacy_keyboard_state = e.Keyboard;
+        }
+
+        void KeyboardDeviceUpHandler(object sender, KeyboardKeyEventArgs e)
+        {
+            legacy_keyboard_keys.Remove(e.Key);
+            legacy_keyboard_modifiers = e.Modifiers;
+            legacy_keyboard_state = e.Keyboard;
+        }
+
+        #endregion
+
+        #region MouseDevice events
+
+        void MouseDeviceMoveHandler(object sender, MouseMoveEventArgs e)
+        {
+            mousedevice_pos.X = e.X;
+            mousedevice_pos.Y = e.Y;
+            mousedevice_pos.Z = e.Mouse.Scroll.X;
+            mousedevice_pos.W = e.Mouse.Scroll.Y;
+            mousedevice_state = e.Mouse;
+        }
+
+        void MouseDeviceButtonHandler(object sender, MouseButtonEventArgs e)
+        {
+            if (e.IsPressed)
+            {
+                mousedevice_buttons |= 1 << (int)e.Button;
+                Cursor = Pencil;
+            }
+            else
+            {
+                mousedevice_buttons &= ~(1 << (int)e.Button);
+                Cursor = MouseCursor.Default;
+            }
+            mousedevice_state = e.Mouse;
+        }
+
+        void MouseDeviceWheelHandler(object sender, MouseWheelEventArgs e)
+        {
+            mousedevice_pos.Z = e.Mouse.Scroll.X;
+            mousedevice_pos.W = e.Mouse.Scroll.Y;
+            mousedevice_state = e.Mouse;
+        }
+
+        #endregion
+
+        #region Mouse events
+
         void MouseMoveHandler(object sender, MouseMoveEventArgs e)
         {
+            mouse_pos.X = e.X;
+            mouse_pos.Y = e.Y;
+            mouse_pos.Z = e.Mouse.Scroll.X;
+            mouse_pos.W = e.Mouse.Scroll.Y;
+            mouse_state = e.Mouse;
         }
 
         void MouseButtonHandler(object sender, MouseButtonEventArgs e)
         {
-            if (e.Button == MouseButton.Left && e.IsPressed)
+            if (e.IsPressed)
             {
-                CursorVisible = false;
+                mouse_buttons |= 1 << (int)e.Button;
             }
+            else
+            {
+                mouse_buttons &= ~(1 << (int)e.Button);
             }
+            mouse_state = e.Mouse;
+        }
+
+        void MouseWheelHandler(object sender, MouseWheelEventArgs e)
+        {
+            mouse_pos.Z = e.Mouse.Scroll.X;
+            mouse_pos.W = e.Mouse.Scroll.Y;
+            mouse_state = e.Mouse;
+        }
+
+        #endregion
+
+        #region Private Members
 
         static int Clamp(int val, int min, int max)
         {
@@ -145,18 +266,8 @@ namespace Examples.Tests
             return offset + gfx.MeasureString(str, TextFont).Width;
         }
 
-        int DrawKeyboards(Graphics gfx, int line)
+        static void KeyboardStateToString(KeyboardState state, StringBuilder sb)
         {
-            line++;
-            DrawString(gfx, String.Format("Keyboard ({0}):", modifiers), line++);
-            for (int i = 0; i < 4; i++)
-            {
-                var state = OpenTK.Input.Keyboard.GetState(i);
-                if (state.IsConnected)
-                {
-                    StringBuilder sb = new StringBuilder();
-                    sb.Append(i);
-                    sb.Append(": ");
             for (int key_index = 0; key_index < (int)Key.LastKey; key_index++)
             {
                 Key k = (Key)key_index;
@@ -166,6 +277,21 @@ namespace Examples.Tests
                     sb.Append(" ");
                 }
             }
+        }
+
+        int DrawKeyboards(Graphics gfx, int line)
+        {
+            line++;
+            DrawString(gfx, "Keyboard:", line++);
+            for (int i = 0; i < 4; i++)
+            {
+                var state = OpenTK.Input.Keyboard.GetState(i);
+                if (state.IsConnected)
+                {
+                    StringBuilder sb = new StringBuilder();
+                    sb.Append(i);
+                    sb.Append(": ");
+                    KeyboardStateToString(state, sb);
                     DrawString(gfx, sb.ToString(), line++);
                 }
             }
@@ -201,6 +327,112 @@ namespace Examples.Tests
             return line;
         }
 
+        int DrawKeyboardDevice(Graphics gfx, int line)
+        {
+            StringBuilder sb = new StringBuilder();
+            sb.Append("KeyboardDevice: ");
+            for (Key key = 0; key < Key.LastKey; key++)
+            {
+                if (Keyboard[key])
+                {
+                    sb.Append(key);
+                    sb.Append(" ");
+                }
+            }
+            DrawString(gfx, sb.ToString(), line++);
+
+            sb.Remove(0, sb.Length);
+            sb.Append("KeyboardDevice events: [");
+            sb.Append(legacy_keyboard_modifiers);
+            sb.Append("] ");
+            foreach (var pair in legacy_keyboard_keys)
+            {
+                sb.Append(pair.Key);
+                sb.Append(":");
+                sb.Append(pair.Value);
+                sb.Append(" ");
+            }
+            DrawString(gfx, sb.ToString(), line++);
+
+            sb.Remove(0, sb.Length);
+            sb.Append("KeyboardDevice state: ");
+            KeyboardStateToString(legacy_keyboard_state, sb);
+            DrawString(gfx, sb.ToString(), line++);
+
+            sb.Remove(0, sb.Length);
+            sb.Append("Keyboard events: [");
+            sb.Append(keyboard_modifiers);
+            sb.Append("] ");
+            foreach (var pair in keyboard_keys)
+            {
+                sb.Append(pair.Key);
+                sb.Append(":");
+                sb.Append(pair.Value);
+                sb.Append(" ");
+            }
+            DrawString(gfx, sb.ToString(), line++);
+
+            sb.Remove(0, sb.Length);
+            sb.Append("Keyboard state: ");
+            KeyboardStateToString(keyboard_state, sb);
+            DrawString(gfx, sb.ToString(), line++);
+
+            return line;
+        }
+
+        int DrawMouseDevice(Graphics gfx, int line)
+        {
+            StringBuilder sb = new StringBuilder();
+            sb.Append("MouseDevice: ");
+            sb.AppendFormat("[{0}, {1}, {2:0.00}] ",
+                Mouse.X, Mouse.Y, Mouse.WheelPrecise);
+            for (var i = MouseButton.Left; i < MouseButton.LastButton; i++)
+            {
+                if (Mouse[i])
+                {
+                    sb.Append(i);
+                    sb.Append(" ");
+                }
+            }
+            sb.AppendLine();
+            DrawString(gfx, sb.ToString(), line++);
+
+            sb.Remove(0, sb.Length);
+            sb.Append("MouseDevice events: ");
+            sb.AppendFormat("[{0}, {1}, {2:0.00}, {3:0.00}] ",
+                mousedevice_pos.X, mousedevice_pos.Y,
+                mousedevice_pos.Z, mousedevice_pos.W);
+            for (var i = MouseButton.Left; i < MouseButton.LastButton; i++)
+            {
+                if ((mousedevice_buttons & (1 << (int)i)) != 0)
+                {
+                    sb.Append(i);
+                    sb.Append(" ");
+                }
+            }
+            sb.Append(" ");
+            sb.AppendLine(mousedevice_state.ToString());
+            DrawString(gfx, sb.ToString(), line++);
+
+            sb.Remove(0, sb.Length);
+            sb.Append("Mouse events: ");
+            sb.AppendFormat("[{0}, {1}, {2:0.00}, {3:0.00}] ",
+                mouse_pos.X, mouse_pos.Y,
+                mouse_pos.Z, mouse_pos.W);
+            for (var i = MouseButton.Left; i < MouseButton.LastButton; i++)
+            {
+                if ((mouse_buttons & (1 << (int)i)) != 0)
+                {
+                    sb.Append(i);
+                    sb.Append(" ");
+                }
+            }
+            sb.Append(" ");
+            sb.AppendLine(mouse_state.ToString());
+            DrawString(gfx, sb.ToString(), line++);
+            return line;
+        }
+
         static int DrawLegacyJoysticks(Graphics gfx, IList<JoystickDevice> joysticks, int line)
         {
             line++;
@@ -236,6 +468,8 @@ namespace Examples.Tests
             return line;
         }
 
+        #endregion
+
         protected override void OnUpdateFrame(FrameEventArgs e)
         {
             double clock_time = watch.Elapsed.TotalSeconds;
@@ -267,7 +501,9 @@ namespace Examples.Tests
                     mouse_in_window ? "inside" : "outside",
                     CursorVisible ? "visible" : "hidden",
                     Focused ? "Focused" : "Not focused"), line++);
-                DrawString(gfx, String.Format("Mouse coordinates: {0}", new Vector3(Mouse.X, Mouse.Y, Mouse.WheelPrecise)), line++);
+
+                line = DrawKeyboardDevice(gfx, line);
+                line = DrawMouseDevice(gfx, line);
 
                 // Timing information
                 line++;
@@ -350,6 +586,17 @@ namespace Examples.Tests
         {
             watch.Start();
 
+            using (var bitmap = new Bitmap("Data/Textures/cursor.png"))
+            {
+                var data = bitmap.LockBits(
+                    new Rectangle(0, 0, bitmap.Width, bitmap.Height), 
+                    System.Drawing.Imaging.ImageLockMode.ReadOnly, 
+                    System.Drawing.Imaging.PixelFormat.Format32bppPArgb);
+
+                Pencil = new OpenTK.MouseCursor(
+                    2, 21, data.Width, data.Height, data.Scan0);
+            }
+
             GL.ClearColor(Color.MidnightBlue);
 
             GL.Enable(EnableCap.Texture2D);

Source/Examples/OpenTK/Test/PointToClient.cs

@@ -0,0 +1,37 @@
+using System;
+using System.Diagnostics;
+using System.Drawing;
+using OpenTK;
+
+namespace Examples.Tests
+{
+    [Example("PointToClient Test", ExampleCategory.OpenTK, "NativeWindow")]
+    public class PointToClientTest
+    {
+        public static void Main()
+        {
+            using (var window = new NativeWindow())
+            {
+                Trace.WriteLine(String.Format("Window bounds: {0}", window.Bounds));
+                Trace.WriteLine(String.Format("Window client: {0}", window.ClientRectangle));
+
+                Point pclient = new Point(100, 100);
+                Point pscreen = window.PointToScreen(pclient);
+                Point ptest = window.PointToClient(pscreen);
+                Trace.WriteLine(String.Format("Client: {0} -> Screen: {1} -> Client: {2}",
+                    pclient, pscreen, ptest));
+                Trace.WriteLine(String.Format("Test {0}",
+                    ptest == pclient ? "succeeded" : "failed"));
+
+                pscreen = new Point(100, 100);
+                pclient = window.PointToClient(pscreen);
+                ptest = window.PointToScreen(pclient);
+                Trace.WriteLine(String.Format("Screen: {0} -> Client: {1} -> Screen: {2}",
+                    pscreen, pclient, ptest));
+                Trace.WriteLine(String.Format("Test {0}",
+                    ptest == pscreen ? "succeeded" : "failed"));
+            }
+        }
+    }
+}
+

Source/OpenTK/Graphics/GraphicsBindingsBase.cs

@@ -51,9 +51,9 @@ namespace OpenTK.Graphics
         protected string[] EntryPointNamesInstance;
 
 
-        internal protected IntPtr[] _EntryPointsInstance;
+        internal IntPtr[] _EntryPointsInstance;
-        internal protected byte[] _EntryPointNamesInstance;
+        internal byte[] _EntryPointNamesInstance;
-        internal protected int[] _EntryPointNameOffsetsInstance;
+        internal int[] _EntryPointNameOffsetsInstance;
 
         /// <summary>
         /// Retrieves an unmanaged function pointer to the specified function.

Source/OpenTK/INativeWindow.cs

@@ -260,10 +260,26 @@ namespace OpenTK
         /// </summary>
         event EventHandler<EventArgs> MouseEnter;
 
-        //event EventHandler<MouseEventArgs> MouseMove;
+        /// <summary>
-        //event EventHandler<MouseEventArgs> MouseWheel; 
+        /// Occurs whenever a <see cref="MouseButton"/> is clicked.
-        //event EventHandler<MouseEventArgs> MouseDown;
+        /// </summary>
-        //event EventHandler<MouseEventArgs> MouseUp;
+        event EventHandler<Input.MouseButtonEventArgs> MouseDown;
+
+        /// <summary>
+        /// Occurs whenever a <see cref="MouseButton"/> is released.
+        /// </summary>
+        event EventHandler<Input.MouseButtonEventArgs> MouseUp;
+
+        /// <summary>
+        /// Occurs whenever the mouse cursor is moved;
+        /// </summary>
+        event EventHandler<Input.MouseMoveEventArgs> MouseMove;
+
+        /// <summary>
+        /// Occurs whenever a mouse wheel is moved;
+        /// </summary>
+        event EventHandler<Input.MouseWheelEventArgs> MouseWheel;
+
         //event EventHandler<MouseEventArgs> MouseClick;
         //event EventHandler<MouseEventArgs> MouseDoubleClick;
 

Source/OpenTK/Input/KeyboardDevice.cs

@@ -21,13 +21,11 @@ namespace OpenTK.Input
     public sealed class KeyboardDevice : IInputDevice
     {
         //private IKeyboard keyboard;
-        private bool[] keys = new bool[(int)Key.LastKey];
-        private bool[] scancodes = new bool[256];
         private string description;
         private int numKeys, numFKeys, numLeds;
         private IntPtr devID;
         private bool repeat;
-        private KeyboardKeyEventArgs args = new KeyboardKeyEventArgs();
+        private KeyboardState state;
 
         #region --- Constructors ---
 
@@ -44,7 +42,7 @@ namespace OpenTK.Input
         /// <returns>True if the Key is pressed, false otherwise.</returns>
         public bool this[Key key]
         {
-            get { return keys[(int)key]; }
+            get { return state[key]; }
         }
 
         /// <summary>
@@ -52,9 +50,10 @@ namespace OpenTK.Input
         /// </summary>
         /// <param name="scancode">The scancode to check.</param>
         /// <returns>True if the scancode is pressed, false otherwise.</returns>
+        [CLSCompliant(false)]
         public bool this[uint scancode]
         {
-            get { return scancodes[scancode]; }
+            get { return scancode < (uint)Key.LastKey && state[(Key)scancode]; }
         }
 
         /// <summary>
@@ -124,7 +123,7 @@ namespace OpenTK.Input
         /// <summary>
         /// Occurs when a key is pressed.
         /// </summary>
-        public event EventHandler<KeyboardKeyEventArgs> KeyDown;
+        public event EventHandler<KeyboardKeyEventArgs> KeyDown = delegate { };
 
         #endregion
 
@@ -133,7 +132,7 @@ namespace OpenTK.Input
         /// <summary>
         /// Occurs when a key is released.
         /// </summary>
-        public event EventHandler<KeyboardKeyEventArgs> KeyUp;
+        public event EventHandler<KeyboardKeyEventArgs> KeyUp = delegate { };
 
         #endregion
 
@@ -185,21 +184,22 @@ namespace OpenTK.Input
 
         #region --- Internal Methods ---
 
-        #region internal void ClearKeys()
+        internal void HandleKeyDown(object sender, KeyboardKeyEventArgs e)
-
-        internal void ClearKeys()
         {
-            for (int i = 0; i < keys.Length; i++)
+            state = e.Keyboard;
-                keys[i] = false;
+            KeyDown(this, e);
-            for (uint i = 0; i < scancodes.Length; i++)
-                scancodes[i] = false;
         }
 
-        #endregion
+        internal void HandleKeyUp(object sender, KeyboardKeyEventArgs e)
-
-        internal void SetKey(Key key, uint scancode, bool state)
         {
-            if (keys[(int)key] != state || KeyRepeat)
+            state = e.Keyboard;
+            KeyUp(this, e);
+        }
+
+        #if false
+        internal void SetKey(Key key, uint scancode, KeyModifiers mods, bool pressed)
+        {
+            if (state[key] != pressed || KeyRepeat)
             {
                 // limit scancode to 8bits, otherwise the assignment
                 // below will crash randomly
@@ -209,42 +209,22 @@ namespace OpenTK.Input
 
                 if (state && KeyDown != null)
                 {
+
                     args.Key = key;
                     args.ScanCode = scancode;
-                    args.Modifiers = GetModifiers();
+                    args.Modifiers = mods;
                     KeyDown(this, args);
                 }
                 else if (!state && KeyUp != null)
                 {
                     args.Key = key;
                     args.ScanCode = scancode;
-                    args.Modifiers = GetModifiers();
+                    args.Modifiers = mods;
                     KeyUp(this, args);
                 }
             }
         }
-
+        #endif
-        internal KeyModifiers GetModifiers()
-        {
-            KeyModifiers mods = 0;
-
-            if (this[Key.AltLeft] || this[Key.AltRight])
-            {
-                mods |= KeyModifiers.Alt;
-            }
-
-            if (this[Key.ControlLeft] || this[Key.ControlRight])
-            {
-                mods |= KeyModifiers.Control;
-            }
-
-            if (this[Key.ShiftLeft] || this[Key.ShiftRight])
-            {
-                mods |= KeyModifiers.Shift;
-            }
-
-            return mods;
-        }
 
         #endregion
     }

Source/OpenTK/Input/KeyboardKeyEventArgs.cs

@@ -46,8 +46,8 @@ namespace OpenTK.Input
         #region Fields
 
         Key key;
-        KeyModifiers mods;
+        bool repeat;
-        uint scancode;
+        KeyboardState state;
 
         #endregion
 
@@ -65,7 +65,6 @@ namespace OpenTK.Input
         public KeyboardKeyEventArgs(KeyboardKeyEventArgs args)
         {
             Key = args.Key;
-            ScanCode = args.ScanCode;
         }
 
         #endregion
@@ -87,8 +86,7 @@ namespace OpenTK.Input
         [CLSCompliant(false)]
         public uint ScanCode
         {
-            get { return scancode; }
+            get { return (uint)Key; }
-            internal set { scancode = value; }
         }
 
         /// <summary>
@@ -97,7 +95,7 @@ namespace OpenTK.Input
         /// <value><c>true</c> if pressed; otherwise, <c>false</c>.</value>
         public bool Alt
         {
-            get { return (mods & KeyModifiers.Alt) != 0; }
+            get { return state[Key.AltLeft] || state[Key.AltRight]; }
         }
 
         /// <summary>
@@ -106,7 +104,7 @@ namespace OpenTK.Input
         /// <value><c>true</c> if pressed; otherwise, <c>false</c>.</value>
         public bool Control
         {
-            get { return (mods & KeyModifiers.Control) != 0; }
+            get { return state[Key.ControlLeft] || state[Key.ControlRight]; }
         }
 
         /// <summary>
@@ -115,7 +113,7 @@ namespace OpenTK.Input
         /// <value><c>true</c> if pressed; otherwise, <c>false</c>.</value>
         public bool Shift
         {
-            get { return (mods & KeyModifiers.Shift) != 0; }
+            get { return state[Key.ShiftLeft] || state[Key.ShiftRight]; }
         }
 
         /// <summary>
@@ -125,8 +123,39 @@ namespace OpenTK.Input
         /// <value>The modifiers.</value>
         public KeyModifiers Modifiers
         {
-            get { return mods; }
+            get
-            internal set { mods = value; }
+            {
+                KeyModifiers mods = 0;
+                mods |= Alt ? KeyModifiers.Alt : 0;
+                mods |= Control ? KeyModifiers.Control : 0;
+                mods |= Shift ? KeyModifiers.Shift : 0;
+                return mods;
+            }
+        }
+
+        /// <summary>
+        /// Gets the current <see cref="OpenTK.Input.KeyboardState"/>.
+        /// </summary>
+        /// <value>The keyboard.</value>
+        public KeyboardState Keyboard
+        {
+            get { return state; }
+            internal set { state = value; }
+        }
+
+        /// <summary>
+        /// Gets a <see cref="System.Boolean"/> indicating whether
+        /// this key event is a repeat.
+        /// </summary>
+        /// <value>
+        /// true, if this event was caused by the user holding down
+        /// a key; false, if this was caused by the user pressing a
+        /// key for the first time.
+        /// </value>
+        public bool IsRepeat
+        {
+            get { return repeat; }
+            internal set { repeat = value; }
         }
 
         #endregion

Source/OpenTK/Input/KeyboardState.cs

@@ -43,9 +43,6 @@ namespace OpenTK.Input
         const int NumInts = ((int)Key.LastKey + IntSize - 1) / IntSize;
         // The following line triggers bogus CS0214 in gmcs 2.0.1, sigh...
         unsafe fixed int Keys[NumInts];
-
-		const int CodesSize = 256;
-		unsafe fixed int Codes[CodesSize];
         bool is_connected;
 
         #endregion
@@ -61,6 +58,7 @@ namespace OpenTK.Input
         public bool this[Key key]
         {
             get { return IsKeyDown(key); }
+            internal set { SetKeyState(key, value); }
         }
 
         /// <summary>
@@ -71,7 +69,7 @@ namespace OpenTK.Input
         /// <returns>True if code is pressed; false otherwise.</returns>
         public bool this[short code]
         {
-            get { return IsKeyDown(code); }
+            get { return IsKeyDown((Key)code); }
         }
 
         /// <summary>
@@ -89,7 +87,7 @@ namespace OpenTK.Input
         /// <param name="code">The scan code to check.</param>
         public bool IsKeyDown(short code)
         {
-            return ReadBit(code,true);
+            return code >= 0 && code < (short)Key.LastKey && ReadBit(code);
         }
 
         /// <summary>
@@ -107,7 +105,7 @@ namespace OpenTK.Input
         /// <param name="code">The scan code to check.</param>
         public bool IsKeyUp(short code)
         {
-            return !ReadBit(code,true);
+            return !IsKeyDown(code);
         }
 
         /// <summary>
@@ -212,61 +210,50 @@ namespace OpenTK.Input
 
         #region Internal Members
 
-        internal void SetKeyState(Key key, byte code, bool down)
+        internal void SetKeyState(Key key, bool down)
         {
             if (down)
             {
                 EnableBit((int)key);
-                EnableBit(code,true);
             }
             else
             {
                 DisableBit((int)key);
-                DisableBit(code, true);
             }
         }
 
-        internal bool ReadBit(int offset, bool ScanCode = false)
+        internal bool ReadBit(int offset)
         {
-            ValidateOffset(offset, ScanCode);
+            ValidateOffset(offset);
 
             int int_offset = offset / 32;
             int bit_offset = offset % 32;
             unsafe
             {
-                if (ScanCode)
-                    fixed (int* c = Codes) { return (*(c + int_offset) & (1 << bit_offset)) != 0u; }
-                else
                 fixed (int* k = Keys) { return (*(k + int_offset) & (1 << bit_offset)) != 0u; }
             }
         }
 
-        internal void EnableBit(int offset, bool ScanCode = false)
+        internal void EnableBit(int offset)
         {
-            ValidateOffset(offset, ScanCode);
+            ValidateOffset(offset);
 
             int int_offset = offset / 32;
             int bit_offset = offset % 32;
             unsafe
             {
-                if (ScanCode)
-                    fixed (int* c = Codes) { *(c + int_offset) |= 1 << bit_offset; }
-                else
                 fixed (int* k = Keys) { *(k + int_offset) |= 1 << bit_offset; }
             }
         }
 
-        internal void DisableBit(int offset, bool ScanCode = false)
+        internal void DisableBit(int offset)
         {
-            ValidateOffset(offset, ScanCode);
+            ValidateOffset(offset);
 
             int int_offset = offset / 32;
             int bit_offset = offset % 32;
             unsafe
             {
-                if (ScanCode)
-                    fixed (int* c = Codes) { *(c + int_offset) &= ~(1 << bit_offset); }
-                else
                 fixed (int* k = Keys) { *(k + int_offset) &= ~(1 << bit_offset); }
             }
         }
@@ -281,12 +268,6 @@ namespace OpenTK.Input
                     for (int i = 0; i < NumInts; i++)
                         *(k1 + i) |= *(k2 + i);
                 }
-                int* c2 = other.Codes;
-                fixed (int* c1 = Codes)
-                {
-                    for (int i = 0; i < CodesSize; i++)
-                        *(c1 + i) |= *(c2 + i);
-                }
             }
             IsConnected |= other.IsConnected;
         }
@@ -300,10 +281,10 @@ namespace OpenTK.Input
 
         #region Private Members
 
-        static void ValidateOffset(int offset, bool ScanCode)
+        static void ValidateOffset(int offset)
         {
-            if (offset < 0 || offset >= (ScanCode ? 256 : NumInts * IntSize))
+            if (offset < 0 || offset >= NumInts * IntSize)
-                throw new ArgumentOutOfRangeException("offset");
+                throw new ArgumentOutOfRangeException();
         }
 
         #endregion

Source/OpenTK/Input/MouseDevice.cs

@@ -48,12 +48,8 @@ namespace OpenTK.Input
         string description;
         IntPtr id;
         int numButtons, numWheels;
-        readonly bool[] button_state = new bool[Enum.GetValues(typeof(MouseButton)).Length];
+
-        float wheel, last_wheel;
+        MouseState state;
-        Point pos = new Point(), last_pos = new Point();
-        MouseMoveEventArgs move_args = new MouseMoveEventArgs();
-        MouseButtonEventArgs button_args = new MouseButtonEventArgs();
-        MouseWheelEventArgs wheel_args = new MouseWheelEventArgs();
 #if COMPAT_REV1519
         int wheel_last_accessed = 0;
         Point pos_last_accessed = new Point();
@@ -139,8 +135,7 @@ namespace OpenTK.Input
         /// </summary>
         public int Wheel
         {
-            get { return (int)Math.Round(wheel, MidpointRounding.AwayFromZero); }
+            get { return state.Wheel; }
-            internal set { WheelPrecise = value; }
         }
 
         /// <summary>
@@ -148,20 +143,7 @@ namespace OpenTK.Input
         /// </summary>
         public float WheelPrecise
         {
-            get { return wheel; }
+            get { return state.WheelPrecise; }
-            internal set
-            {
-                wheel = value;
-
-                wheel_args.X = pos.X;
-                wheel_args.Y = pos.Y;
-                wheel_args.ValuePrecise = wheel;
-                wheel_args.DeltaPrecise = wheel - last_wheel;
-
-                WheelChanged(this, wheel_args);
-
-                last_wheel = wheel;
-            }
         }
 
         #endregion
@@ -173,7 +155,7 @@ namespace OpenTK.Input
         /// </summary>
         public int X
         {
-            get { return pos.X; }
+            get { return state.X; }
         }
 
         #endregion
@@ -185,7 +167,7 @@ namespace OpenTK.Input
         /// </summary>
         public int Y
         {
-            get { return pos.Y; }
+            get { return state.Y; }
         }
 
         #endregion
@@ -201,21 +183,11 @@ namespace OpenTK.Input
         {
             get
             {
-                return button_state[(int)button];
+                return state[button];
             }
             internal set
             {
-                bool previous_state = button_state[(int)button];
+                state[button] = value;
-                button_state[(int)button] = value;
-
-                button_args.X = pos.X;
-                button_args.Y = pos.Y;
-                button_args.Button = button;
-                button_args.IsPressed = value;
-                if (value && !previous_state)
-                    ButtonDown(this, button_args);
-                else if (!value && previous_state)
-                    ButtonUp(this, button_args);
             }
         }
 
@@ -225,26 +197,29 @@ namespace OpenTK.Input
 
         #region --- Internal Members ---
 
-        #region internal Point Position
+        internal void HandleMouseDown(object sender, MouseButtonEventArgs e)
-
-        /// <summary>
-        /// Sets a System.Drawing.Point representing the absolute position of the pointer, in window pixel coordinates.
-        /// </summary>
-        internal Point Position
         {
-            set
+            state = e.Mouse;
-            {
+            ButtonDown(this, e);
-                pos = value;
-                move_args.X = pos.X;
-                move_args.Y = pos.Y;
-                move_args.XDelta = pos.X - last_pos.X;
-                move_args.YDelta = pos.Y - last_pos.Y;
-                Move(this, move_args);
-                last_pos = pos;
-            }
         }
 
-        #endregion
+        internal void HandleMouseUp(object sender, MouseButtonEventArgs e)
+        {
+            state = e.Mouse;
+            ButtonUp(this, e);
+        }
+
+        internal void HandleMouseMove(object sender, MouseMoveEventArgs e)
+        {
+            state = e.Mouse;
+            Move(this, e);
+        }
+
+        internal void HandleMouseWheel(object sender, MouseWheelEventArgs e)
+        {
+            state = e.Mouse;
+            WheelChanged(this, e);
+        }
 
         #endregion
 
@@ -309,8 +284,8 @@ namespace OpenTK.Input
         {
             get
             {
-                int result = (int)Math.Round(wheel - wheel_last_accessed, MidpointRounding.AwayFromZero);
+                int result = (int)Math.Round(state.WheelPrecise - wheel_last_accessed, MidpointRounding.AwayFromZero);
-                wheel_last_accessed = (int)wheel;
+                wheel_last_accessed = state.Wheel;
                 return result;
             }
         }
@@ -327,8 +302,8 @@ namespace OpenTK.Input
         {
             get
             {
-                int result = pos.X - pos_last_accessed.X;
+                int result = state.X - pos_last_accessed.X;
-                pos_last_accessed.X = pos.X;
+                pos_last_accessed.X = state.X;
                 return result;
             }
         }
@@ -345,8 +320,8 @@ namespace OpenTK.Input
         {
             get
             {
-                int result = pos.Y - pos_last_accessed.Y;
+                int result = state.Y - pos_last_accessed.Y;
-                pos_last_accessed.Y = pos.Y;
+                pos_last_accessed.Y = state.Y;
                 return result;
             }
         }
@@ -357,286 +332,4 @@ namespace OpenTK.Input
 
         #endregion
     }
-
-    #region Event Arguments
-
-    /// <summary>
-    /// Defines the event data for <see cref="MouseDevice"/> events.
-    /// </summary>
-    /// <remarks>
-    /// <para>
-    /// Do not cache instances of this type outside their event handler.
-    /// If necessary, you can clone an instance using the 
-    /// <see cref="MouseEventArgs(MouseEventArgs)"/> constructor.
-    /// </para>
-    /// </remarks>
-    public class MouseEventArgs : EventArgs
-    {
-        #region Fields
-
-        int x, y;
-
-        #endregion
-
-        #region Constructors
-
-        /// <summary>
-        /// Constructs a new instance.
-        /// </summary>
-        public MouseEventArgs()
-        {
-        }
-
-        /// <summary>
-        /// Constructs a new instance.
-        /// </summary>
-        /// <param name="x">The X position.</param>
-        /// <param name="y">The Y position.</param>
-        public MouseEventArgs(int x, int y)
-        {
-            this.x = x;
-            this.y = y;
-        }
-
-        /// <summary>
-        /// Constructs a new instance.
-        /// </summary>
-        /// <param name="args">The <see cref="MouseEventArgs"/> instance to clone.</param>
-        public MouseEventArgs(MouseEventArgs args)
-            : this(args.x, args.y)
-        {
-        }
-
-        #endregion
-
-        #region Public Members
-
-        /// <summary>
-        /// Gets the X position of the mouse for the event.
-        /// </summary>
-        public int X { get { return x; } internal set { x = value; } }
-
-        /// <summary>
-        /// Gets the Y position of the mouse for the event.
-        /// </summary>
-        public int Y { get { return y; } internal set { y = value; } }
-
-        /// <summary>
-        /// Gets a System.Drawing.Points representing the location of the mouse for the event.
-        /// </summary>
-        public Point Position { get { return new Point(x, y); } }
-
-        #endregion
-    }
-
-    /// <summary>
-    /// Defines the event data for <see cref="MouseDevice.Move"/> events.
-    /// </summary>
-    /// <remarks>
-    /// <para>
-    /// Do not cache instances of this type outside their event handler.
-    /// If necessary, you can clone an instance using the 
-    /// <see cref="MouseMoveEventArgs(MouseMoveEventArgs)"/> constructor.
-    /// </para>
-    /// </remarks>
-    public class MouseMoveEventArgs : MouseEventArgs
-    {
-        #region Fields
-
-        int x_delta, y_delta;
-
-        #endregion
-
-        #region Constructors
-
-        /// <summary>
-        /// Constructs a new <see cref="MouseMoveEventArgs"/> instance.
-        /// </summary>
-        public MouseMoveEventArgs() { }
-
-        /// <summary>
-        /// Constructs a new <see cref="MouseMoveEventArgs"/> instance.
-        /// </summary>
-        /// <param name="x">The X position.</param>
-        /// <param name="y">The Y position.</param>
-        /// <param name="xDelta">The change in X position produced by this event.</param>
-        /// <param name="yDelta">The change in Y position produced by this event.</param>
-        public MouseMoveEventArgs(int x, int y, int xDelta, int yDelta)
-            : base(x, y)
-        {
-            XDelta = xDelta;
-            YDelta = yDelta;
-        }
-
-        /// <summary>
-        /// Constructs a new <see cref="MouseMoveEventArgs"/> instance.
-        /// </summary>
-        /// <param name="args">The <see cref="MouseMoveEventArgs"/> instance to clone.</param>
-        public MouseMoveEventArgs(MouseMoveEventArgs args)
-            : this(args.X, args.Y, args.XDelta, args.YDelta)
-        {
-        }
-
-        #endregion
-
-        #region Public Members
-
-        /// <summary>
-        /// Gets the change in X position produced by this event.
-        /// </summary>
-        public int XDelta { get { return x_delta; } internal set { x_delta = value; } }
-
-        /// <summary>
-        /// Gets the change in Y position produced by this event.
-        /// </summary>
-        public int YDelta { get { return y_delta; } internal set { y_delta = value; } }
-
-        #endregion
-    }
-
-    /// <summary>
-    /// Defines the event data for <see cref="MouseDevice.ButtonDown"/> and <see cref="MouseDevice.ButtonUp"/> events.
-    /// </summary>
-    /// <remarks>
-    /// <para>
-    /// Do not cache instances of this type outside their event handler.
-    /// If necessary, you can clone an instance using the 
-    /// <see cref="MouseButtonEventArgs(MouseButtonEventArgs)"/> constructor.
-    /// </para>
-    /// </remarks>
-    public class MouseButtonEventArgs : MouseEventArgs
-    {
-        #region Fields
-
-        MouseButton button;
-        bool pressed;
-
-        #endregion
-
-        #region Constructors
-
-        /// <summary>
-        /// Constructs a new <see cref="MouseButtonEventArgs"/> instance.
-        /// </summary>
-        public MouseButtonEventArgs() { }
-
-        /// <summary>
-        /// Constructs a new <see cref="MouseButtonEventArgs"/> instance.
-        /// </summary>
-        /// <param name="x">The X position.</param>
-        /// <param name="y">The Y position.</param>
-        /// <param name="button">The mouse button for the event.</param>
-        /// <param name="pressed">The current state of the button.</param>
-        public MouseButtonEventArgs(int x, int y, MouseButton button, bool pressed)
-            : base(x, y)
-        {
-            this.button = button;
-            this.pressed = pressed;
-        }
-
-        /// <summary>
-        /// Constructs a new <see cref="MouseButtonEventArgs"/> instance.
-        /// </summary>
-        /// <param name="args">The <see cref="MouseButtonEventArgs"/> instance to clone.</param>
-        public MouseButtonEventArgs(MouseButtonEventArgs args)
-            : this(args.X, args.Y, args.Button, args.IsPressed)
-        {
-        }
-
-        #endregion
-
-        #region Public Members
-
-        /// <summary>
-        /// The mouse button for the event.
-        /// </summary>
-        public MouseButton Button { get { return button; } internal set { button = value; } }
-
-        /// <summary>
-        /// Gets a System.Boolean representing the state of the mouse button for the event.
-        /// </summary>
-        public bool IsPressed { get { return pressed; } internal set { pressed = value; } }
-
-        #endregion
-    }
-
-    /// <summary>
-    /// Defines the event data for <see cref="MouseDevice.WheelChanged"/> events.
-    /// </summary>
-    /// <remarks>
-    /// <para>
-    /// Do not cache instances of this type outside their event handler.
-    /// If necessary, you can clone an instance using the 
-    /// <see cref="MouseWheelEventArgs(MouseWheelEventArgs)"/> constructor.
-    /// </para>
-    /// </remarks>
-    public class MouseWheelEventArgs : MouseEventArgs
-    {
-        #region Fields
-
-        float value;
-        float delta;
-
-        #endregion
-
-        #region Constructors
-
-        /// <summary>
-        /// Constructs a new <see cref="MouseWheelEventArgs"/> instance.
-        /// </summary>
-        public MouseWheelEventArgs() { }
-
-        /// <summary>
-        /// Constructs a new <see cref="MouseWheelEventArgs"/> instance.
-        /// </summary>
-        /// <param name="x">The X position.</param>
-        /// <param name="y">The Y position.</param>
-        /// <param name="value">The value of the wheel.</param>
-        /// <param name="delta">The change in value of the wheel for this event.</param>
-        public MouseWheelEventArgs(int x, int y, int value, int delta)
-            : base(x, y)
-        {
-            this.value = value;
-            this.delta = delta;
-        }
-
-        /// <summary>
-        /// Constructs a new <see cref="MouseWheelEventArgs"/> instance.
-        /// </summary>
-        /// <param name="args">The <see cref="MouseWheelEventArgs"/> instance to clone.</param>
-        public MouseWheelEventArgs(MouseWheelEventArgs args)
-            : this(args.X, args.Y, args.Value, args.Delta)
-        {
-        }
-
-        #endregion
-
-        #region Public Members
-
-        /// <summary>
-        /// Gets the value of the wheel in integer units.
-        /// To support high-precision mice, it is recommended to use <see cref="ValuePrecise"/> instead.
-        /// </summary>
-        public int Value { get { return (int)Math.Round(value, MidpointRounding.AwayFromZero); } }
-
-        /// <summary>
-        /// Gets the change in value of the wheel for this event in integer units.
-        /// To support high-precision mice, it is recommended to use <see cref="DeltaPrecise"/> instead.
-        /// </summary>
-        public int Delta { get { return (int)Math.Round(delta, MidpointRounding.AwayFromZero); } }
-
-        /// <summary>
-        /// Gets the precise value of the wheel in floating-point units.
-        /// </summary>
-        public float ValuePrecise { get { return value; } internal set { this.value = value; } }
-
-        /// <summary>
-        /// Gets the precise change in value of the wheel for this event in floating-point units.
-        /// </summary>
-        public float DeltaPrecise { get { return delta; } internal set { delta = value; } }
-
-        #endregion
-    }
-
-    #endregion
 }

Source/OpenTK/Input/MouseEventArgs.cs

@@ -0,0 +1,369 @@
+#region License
+//
+// MouseEventArgs.cs
+//
+// Author:
+//       Stefanos A. <stapostol@gmail.com>
+//
+// Copyright (c) 2006-2014 Stefanos Apostolopoulos
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+//
+#endregion
+
+using System;
+using System.Drawing;
+
+namespace OpenTK.Input
+{
+    /// <summary>
+    /// Defines the event data for <see cref="MouseDevice"/> events.
+    /// </summary>
+    /// <remarks>
+    /// <para>
+    /// Do not cache instances of this type outside their event handler.
+    /// If necessary, you can clone an instance using the 
+    /// <see cref="MouseEventArgs(MouseEventArgs)"/> constructor.
+    /// </para>
+    /// </remarks>
+    public class MouseEventArgs : EventArgs
+    {
+        #region Fields
+
+        MouseState state;
+
+        #endregion
+
+        #region Constructors
+
+        /// <summary>
+        /// Constructs a new instance.
+        /// </summary>
+        public MouseEventArgs()
+        {
+            state.SetIsConnected(true);
+        }
+
+        /// <summary>
+        /// Constructs a new instance.
+        /// </summary>
+        /// <param name="x">The X position.</param>
+        /// <param name="y">The Y position.</param>
+        public MouseEventArgs(int x, int y)
+            : this()
+        {
+            state.X = x;
+            state.Y = y;
+        }
+
+        /// <summary>
+        /// Constructs a new instance.
+        /// </summary>
+        /// <param name="args">The <see cref="MouseEventArgs"/> instance to clone.</param>
+        public MouseEventArgs(MouseEventArgs args)
+            : this(args.X, args.Y)
+        {
+        }
+
+        #endregion
+
+        #region Protected Members
+
+        internal void SetButton(MouseButton button, ButtonState state)
+        {
+            if (button < 0 || button > MouseButton.LastButton)
+                throw new ArgumentOutOfRangeException();
+
+            switch (state)
+            {
+                case ButtonState.Pressed:
+                    this.state.EnableBit((int)button);
+                    break;
+
+                case ButtonState.Released:
+                    this.state.DisableBit((int)button);
+                    break;
+            }
+        }
+
+        internal ButtonState GetButton(MouseButton button)
+        {
+            if (button < 0 || button > MouseButton.LastButton)
+                throw new ArgumentOutOfRangeException();
+
+            return
+                state.ReadBit((int)button) ?
+                ButtonState.Pressed : ButtonState.Released;
+        }
+
+        #endregion
+
+        #region Public Members
+
+        /// <summary>
+        /// Gets the X position of the mouse for the event.
+        /// </summary>
+        public int X { get { return state.X; } internal set { state.X = value; } }
+
+        /// <summary>
+        /// Gets the Y position of the mouse for the event.
+        /// </summary>
+        public int Y { get { return state.Y; } internal set { state.Y = value; } }
+
+        /// <summary>
+        /// Gets a <see cref="System.Drawing.Point"/> representing the location of the mouse for the event.
+        /// </summary>
+        public Point Position
+        {
+            get { return new Point(state.X, state.Y); }
+            set
+            {
+                X = value.X;
+                Y = value.Y;
+            }
+        }
+
+        /// <summary>
+        /// Gets the current <see cref="OpenTK.Input.MouseState"/>.
+        /// </summary>
+        public MouseState Mouse
+        {
+            get { return state; }
+            internal set { state = value; }
+        }
+
+        #endregion
+    }
+
+    /// <summary>
+    /// Defines the event data for <see cref="MouseDevice.Move"/> events.
+    /// </summary>
+    /// <remarks>
+    /// <para>
+    /// Do not cache instances of this type outside their event handler.
+    /// If necessary, you can clone an instance using the 
+    /// <see cref="MouseMoveEventArgs(MouseMoveEventArgs)"/> constructor.
+    /// </para>
+    /// </remarks>
+    public class MouseMoveEventArgs : MouseEventArgs
+    {
+        #region Fields
+
+        int x_delta, y_delta;
+
+        #endregion
+
+        #region Constructors
+
+        /// <summary>
+        /// Constructs a new <see cref="MouseMoveEventArgs"/> instance.
+        /// </summary>
+        public MouseMoveEventArgs() { }
+
+        /// <summary>
+        /// Constructs a new <see cref="MouseMoveEventArgs"/> instance.
+        /// </summary>
+        /// <param name="x">The X position.</param>
+        /// <param name="y">The Y position.</param>
+        /// <param name="xDelta">The change in X position produced by this event.</param>
+        /// <param name="yDelta">The change in Y position produced by this event.</param>
+        public MouseMoveEventArgs(int x, int y, int xDelta, int yDelta)
+            : base(x, y)
+        {
+            XDelta = xDelta;
+            YDelta = yDelta;
+        }
+
+        /// <summary>
+        /// Constructs a new <see cref="MouseMoveEventArgs"/> instance.
+        /// </summary>
+        /// <param name="args">The <see cref="MouseMoveEventArgs"/> instance to clone.</param>
+        public MouseMoveEventArgs(MouseMoveEventArgs args)
+            : this(args.X, args.Y, args.XDelta, args.YDelta)
+        {
+        }
+
+        #endregion
+
+        #region Public Members
+
+        /// <summary>
+        /// Gets the change in X position produced by this event.
+        /// </summary>
+        public int XDelta { get { return x_delta; } internal set { x_delta = value; } }
+
+        /// <summary>
+        /// Gets the change in Y position produced by this event.
+        /// </summary>
+        public int YDelta { get { return y_delta; } internal set { y_delta = value; } }
+
+        #endregion
+    }
+
+    /// <summary>
+    /// Defines the event data for <see cref="MouseDevice.ButtonDown"/> and <see cref="MouseDevice.ButtonUp"/> events.
+    /// </summary>
+    /// <remarks>
+    /// <para>
+    /// Do not cache instances of this type outside their event handler.
+    /// If necessary, you can clone an instance using the 
+    /// <see cref="MouseButtonEventArgs(MouseButtonEventArgs)"/> constructor.
+    /// </para>
+    /// </remarks>
+    public class MouseButtonEventArgs : MouseEventArgs
+    {
+        #region Fields
+
+        MouseButton button;
+        bool pressed;
+
+        #endregion
+
+        #region Constructors
+
+        /// <summary>
+        /// Constructs a new <see cref="MouseButtonEventArgs"/> instance.
+        /// </summary>
+        public MouseButtonEventArgs() { }
+
+        /// <summary>
+        /// Constructs a new <see cref="MouseButtonEventArgs"/> instance.
+        /// </summary>
+        /// <param name="x">The X position.</param>
+        /// <param name="y">The Y position.</param>
+        /// <param name="button">The mouse button for the event.</param>
+        /// <param name="pressed">The current state of the button.</param>
+        public MouseButtonEventArgs(int x, int y, MouseButton button, bool pressed)
+            : base(x, y)
+        {
+            this.button = button;
+            this.pressed = pressed;
+        }
+
+        /// <summary>
+        /// Constructs a new <see cref="MouseButtonEventArgs"/> instance.
+        /// </summary>
+        /// <param name="args">The <see cref="MouseButtonEventArgs"/> instance to clone.</param>
+        public MouseButtonEventArgs(MouseButtonEventArgs args)
+            : this(args.X, args.Y, args.Button, args.IsPressed)
+        {
+        }
+
+        #endregion
+
+        #region Public Members
+
+        /// <summary>
+        /// Gets the <see cref="MouseButton"/> that triggered this event.
+        /// </summary>
+        public MouseButton Button { get { return button; } internal set { button = value; } }
+
+        /// <summary>
+        /// Gets a System.Boolean representing the state of the mouse button for the event.
+        /// </summary>
+        public bool IsPressed
+        {
+            get { return GetButton(Button) == ButtonState.Pressed; }
+            internal set { SetButton(Button, value ? ButtonState.Pressed : ButtonState.Released); }
+        }
+
+        #endregion
+    }
+
+    /// <summary>
+    /// Defines the event data for <see cref="MouseDevice.WheelChanged"/> events.
+    /// </summary>
+    /// <remarks>
+    /// <para>
+    /// Do not cache instances of this type outside their event handler.
+    /// If necessary, you can clone an instance using the 
+    /// <see cref="MouseWheelEventArgs(MouseWheelEventArgs)"/> constructor.
+    /// </para>
+    /// </remarks>
+    public class MouseWheelEventArgs : MouseEventArgs
+    {
+        #region Fields
+
+        float delta;
+
+        #endregion
+
+        #region Constructors
+
+        /// <summary>
+        /// Constructs a new <see cref="MouseWheelEventArgs"/> instance.
+        /// </summary>
+        public MouseWheelEventArgs() { }
+
+        /// <summary>
+        /// Constructs a new <see cref="MouseWheelEventArgs"/> instance.
+        /// </summary>
+        /// <param name="x">The X position.</param>
+        /// <param name="y">The Y position.</param>
+        /// <param name="value">The value of the wheel.</param>
+        /// <param name="delta">The change in value of the wheel for this event.</param>
+        public MouseWheelEventArgs(int x, int y, int value, int delta)
+            : base(x, y)
+        {
+            Mouse.SetScrollAbsolute(Mouse.Scroll.X, value);
+            this.delta = delta;
+        }
+
+        /// <summary>
+        /// Constructs a new <see cref="MouseWheelEventArgs"/> instance.
+        /// </summary>
+        /// <param name="args">The <see cref="MouseWheelEventArgs"/> instance to clone.</param>
+        public MouseWheelEventArgs(MouseWheelEventArgs args)
+            : this(args.X, args.Y, args.Value, args.Delta)
+        {
+        }
+
+        #endregion
+
+        #region Public Members
+
+        /// <summary>
+        /// Gets the value of the wheel in integer units.
+        /// To support high-precision mice, it is recommended to use <see cref="ValuePrecise"/> instead.
+        /// </summary>
+        public int Value { get { return (int)Math.Round(Mouse.Scroll.Y, MidpointRounding.AwayFromZero); } }
+
+        /// <summary>
+        /// Gets the change in value of the wheel for this event in integer units.
+        /// To support high-precision mice, it is recommended to use <see cref="DeltaPrecise"/> instead.
+        /// </summary>
+        public int Delta { get { return (int)Math.Round(delta, MidpointRounding.AwayFromZero); } }
+
+        /// <summary>
+        /// Gets the precise value of the wheel in floating-point units.
+        /// </summary>
+        public float ValuePrecise
+        {
+            get { return Mouse.Scroll.Y; }
+        }
+
+        /// <summary>
+        /// Gets the precise change in value of the wheel for this event in floating-point units.
+        /// </summary>
+        public float DeltaPrecise { get { return delta; } internal set { delta = value; } }
+
+        #endregion
+    }
+}
+

Source/OpenTK/Input/MouseScrollWheel.cs

@@ -0,0 +1,119 @@
+#region License
+//
+// MouseWheel.cs
+//
+// Author:
+//       Stefanos A. <stapostol@gmail.com>
+//
+// Copyright (c) 2006-2014 Stefanos Apostolopoulos
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+//
+#endregion
+
+using System;
+
+namespace OpenTK.Input
+{
+    /// <summary>
+    /// Represents the state of a mouse wheel.
+    /// </summary>
+    public struct MouseScrollWheel : IEquatable<MouseScrollWheel>
+    {
+        #region Public Members
+
+        /// <summary>
+        /// Gets the absolute horizontal offset of the wheel,
+        /// or 0 if no horizontal scroll wheel exists.
+        /// </summary>
+        /// <value>The x.</value>
+        public float X { get; internal set; }
+
+        /// <summary>
+        /// Gets the absolute vertical offset of the wheel,
+        /// or 0 if no vertical scroll wheel exists.
+        /// </summary>
+        /// <value>The y.</value>
+        public float Y { get; internal set; }
+
+        /// <param name="left">A <see cref="MouseScrollWheel"/> instance to test for equality.</param>
+        /// <param name="right">A <see cref="MouseScrollWheel"/> instance to test for equality.</param>
+        public static bool operator ==(MouseScrollWheel left, MouseScrollWheel right)
+        {
+            return left.Equals(right);
+        }
+
+        /// <param name="left">A <see cref="MouseScrollWheel"/> instance to test for inequality.</param>
+        /// <param name="right">A <see cref="MouseScrollWheel"/> instance to test for inequality.</param>
+        public static bool operator !=(MouseScrollWheel left, MouseScrollWheel right)
+        {
+            return !left.Equals(right);
+        }
+
+        /// <summary>
+        /// Returns a <see cref="System.String"/> that represents the current <see cref="OpenTK.Input.MouseScrollWheel"/>.
+        /// </summary>
+        /// <returns>A <see cref="System.String"/> that represents the current <see cref="OpenTK.Input.MouseScrollWheel"/>.</returns>
+        public override string ToString()
+        {
+            return string.Format("[X={0:0.00}, Y={1:0.00}]", X, Y);
+        }
+
+        /// <summary>
+        /// Serves as a hash function for a <see cref="OpenTK.Input.MouseScrollWheel"/> object.
+        /// </summary>
+        /// <returns>A hash code for this instance that is suitable for use in hashing algorithms and data structures such as a
+        /// hash table.</returns>
+        public override int GetHashCode()
+        {
+            return X.GetHashCode() ^ Y.GetHashCode();
+        }
+
+        /// <summary>
+        /// Determines whether the specified <see cref="System.Object"/> is equal to the current <see cref="OpenTK.Input.MouseScrollWheel"/>.
+        /// </summary>
+        /// <param name="obj">The <see cref="System.Object"/> to compare with the current <see cref="OpenTK.Input.MouseScrollWheel"/>.</param>
+        /// <returns><c>true</c> if the specified <see cref="System.Object"/> is equal to the current
+        /// <see cref="OpenTK.Input.MouseScrollWheel"/>; otherwise, <c>false</c>.</returns>
+        public override bool Equals(object obj)
+        {
+            return
+                obj is MouseScrollWheel &&
+                Equals((MouseScrollWheel)obj);
+        }
+
+        #endregion
+
+        #region IEquatable Members
+
+        /// <summary>
+        /// Determines whether the specified <see cref="OpenTK.Input.MouseScrollWheel"/> is equal to the current <see cref="OpenTK.Input.MouseScrollWheel"/>.
+        /// </summary>
+        /// <param name="other">The <see cref="OpenTK.Input.MouseScrollWheel"/> to compare with the current <see cref="OpenTK.Input.MouseScrollWheel"/>.</param>
+        /// <returns><c>true</c> if the specified <see cref="OpenTK.Input.MouseScrollWheel"/> is equal to the current
+        /// <see cref="OpenTK.Input.MouseScrollWheel"/>; otherwise, <c>false</c>.</returns>
+        public bool Equals(MouseScrollWheel other)
+        {
+            return X == other.X && Y == other.Y;
+        }
+
+        #endregion
+    }
+}
+

Source/OpenTK/Input/MouseState.cs

@@ -38,13 +38,9 @@ namespace OpenTK.Input
     {
         #region Fields
 
-        // Allocate enough ints to store all mouse buttons
-        const int IntSize = sizeof(int);
-        const int NumInts = ((int)MouseButton.LastButton + IntSize - 1) / IntSize;
-        // The following line triggers bogus CS0214 in gmcs 2.0.1, sigh...
-        unsafe fixed int Buttons[NumInts];
         int x, y;
-        float wheel;
+        MouseScrollWheel scroll;
+        ushort buttons;
         bool is_connected;
 
         #endregion
@@ -93,7 +89,7 @@ namespace OpenTK.Input
         /// </summary>
         public int Wheel
         {
-            get { return (int)Math.Round(wheel, MidpointRounding.AwayFromZero); }
+            get { return (int)Math.Round(scroll.Y, MidpointRounding.AwayFromZero); }
         }
 
         /// <summary>
@@ -101,11 +97,16 @@ namespace OpenTK.Input
         /// </summary>
         public float WheelPrecise
         {
-            get { return wheel; }
+            get { return scroll.Y; }
-            internal set
-            {
-                wheel = value;
         }
+
+        /// <summary>
+        /// Gets a <see cref="OpenTK.Input.MouseScrollWheel"/> instance,
+        /// representing the current state of the mouse scroll wheel.
+        /// </summary>
+        public MouseScrollWheel Scroll
+        {
+            get { return scroll; }
         }
 
         /// <summary>
@@ -253,13 +254,18 @@ namespace OpenTK.Input
         /// </returns>
         public override int GetHashCode()
         {
-            unsafe
+            return buttons.GetHashCode() ^ X.GetHashCode() ^ Y.GetHashCode() ^ scroll.GetHashCode();
-            {
-                fixed (int* b = Buttons)
-                {
-                    return b->GetHashCode() ^ X.GetHashCode() ^ Y.GetHashCode() ^ WheelPrecise.GetHashCode();
-                }
         }
+
+        /// <summary>
+        /// Returns a <see cref="System.String"/> that represents the current <see cref="OpenTK.Input.MouseState"/>.
+        /// </summary>
+        /// <returns>A <see cref="System.String"/> that represents the current <see cref="OpenTK.Input.MouseState"/>.</returns>
+        public override string ToString()
+        {
+            string b = Convert.ToString(buttons, 2).PadLeft(10, '0');
+            return String.Format("[MouseState: X={0}, Y={1}, Scroll={2}, Buttons={3}, IsConnected={4}]",
+                X, Y, Scroll, b, IsConnected);
         }
 
         #endregion
@@ -269,78 +275,58 @@ namespace OpenTK.Input
         internal bool ReadBit(int offset)
         {
             ValidateOffset(offset);
-
+            return (buttons & (1 << offset)) != 0;
-            int int_offset = offset / 32;
-            int bit_offset = offset % 32;
-            unsafe
-            {
-                fixed (int* b = Buttons)
-                {
-                    return (*(b + int_offset) & (1 << bit_offset)) != 0u;
-                }
-            }
         }
 
         internal void EnableBit(int offset)
         {
             ValidateOffset(offset);
-
+            buttons |= unchecked((ushort)(1 << offset));
-            int int_offset = offset / 32;
-            int bit_offset = offset % 32;
-            unsafe
-            {
-                fixed (int* b = Buttons)
-                {
-                    *(b + int_offset) |= 1 << bit_offset;
-                }
-            }
         }
 
         internal void DisableBit(int offset)
         {
             ValidateOffset(offset);
-
+            buttons &= unchecked((ushort)(~(1 << offset)));
-            int int_offset = offset / 32;
-            int bit_offset = offset % 32;
-            unsafe
-            {
-                fixed (int* b = Buttons)
-                {
-                    *(b + int_offset) &= ~(1 << bit_offset);
-                }
-            }
         }
 
         internal void MergeBits(MouseState other)
         {
-            unsafe
+            buttons |= other.buttons;
-            {
+            SetScrollRelative(other.scroll.X, other.scroll.Y);
-                int* b2 = other.Buttons;
-                fixed (int* b1 = Buttons)
-                {
-                    for (int i = 0; i < NumInts; i++)
-                        *(b1 + i) |= *(b2 + i);
-                }
-
-                WheelPrecise += other.WheelPrecise;
             X += other.X;
             Y += other.Y;
             IsConnected |= other.IsConnected;
         }
-        }
 
         internal void SetIsConnected(bool value)
         {
             IsConnected = value;
         }
 
+        #region Internal Members
+
+        internal void SetScrollAbsolute(float x, float y)
+        {
+            scroll.X = x;
+            scroll.Y = y;
+        }
+
+        internal void SetScrollRelative(float x, float y)
+        {
+            scroll.X += x;
+            scroll.Y += y;
+        }
+
+        #endregion
+
         #endregion
 
         #region Private Members
 
         static void ValidateOffset(int offset)
         {
-            if (offset < 0 || offset >= NumInts * IntSize)
+            if (offset < 0 || offset >= 16)
                 throw new ArgumentOutOfRangeException("offset");
         }
 
@@ -355,18 +341,11 @@ namespace OpenTK.Input
         /// <returns>True, if both instances are equal; false otherwise.</returns>
         public bool Equals(MouseState other)
         {
-            bool equal = true;
+            return
-            unsafe
+                buttons == other.buttons &&
-            {
+                X == other.X &&
-                int* b2 = other.Buttons;
+                Y == other.Y &&
-                fixed (int* b1 = Buttons)
+                Scroll == other.Scroll;
-                {
-                    for (int i = 0; equal && i < NumInts; i++)
-                        equal &= *(b1 + i) == *(b2 + i);
-                }
-                equal &= X == other.X && Y == other.Y && WheelPrecise == other.WheelPrecise;
-            }
-            return equal;
         }
 
         #endregion

Source/OpenTK/NativeWindow.cs

@@ -163,12 +163,7 @@ namespace OpenTK
         /// </returns>
         public Point PointToScreen(Point point)
         {
-            // Here we use the fact that PointToClient just translates the point, and PointToScreen
+            return implementation.PointToScreen(point);
-            // should perform the inverse operation.
-            Point trans = PointToClient(Point.Empty);
-            point.X -= trans.X;
-            point.Y -= trans.Y;
-            return point;
         }
 
         #endregion
@@ -680,6 +675,26 @@ namespace OpenTK
         /// </summary>
         public event EventHandler<EventArgs> WindowStateChanged = delegate { };
 
+        /// <summary>
+        /// Occurs when a <see cref="MouseButton"/> is pressed.
+        /// </summary>
+        public event EventHandler<MouseButtonEventArgs> MouseDown = delegate { };
+
+        /// <summary>
+        /// Occurs when a <see cref="MouseButton"/> is released.
+        /// </summary>
+        public event EventHandler<MouseButtonEventArgs> MouseUp = delegate { };
+
+        /// <summary>
+        /// Occurs whenever the mouse is moved.
+        /// </summary>
+        public event EventHandler<MouseMoveEventArgs> MouseMove = delegate { };
+
+        /// <summary>
+        /// Occurs whenever a mouse wheel is moved;
+        /// </summary>
+        public event EventHandler<MouseWheelEventArgs> MouseWheel = delegate { };
+
         #endregion
 
         #endregion
@@ -902,6 +917,54 @@ namespace OpenTK
 
         #endregion
 
+        /// <summary>
+        /// Raises the <see cref="MouseDown"/> event.
+        /// </summary>
+        /// <param name="e">
+        /// A <see cref="MouseButtonEventArgs"/> instance carrying mouse state information.
+        /// The information carried by this instance is only valid within this method body.
+        /// </param>
+        protected virtual void OnMouseDown(MouseButtonEventArgs e)
+        {
+            MouseDown(this, e);
+        }
+
+        /// <summary>
+        /// Raises the <see cref="MouseUp"/> event.
+        /// </summary>
+        /// <param name="e">
+        /// A <see cref="MouseButtonEventArgs"/> instance carrying mouse state information.
+        /// The information carried by this instance is only valid within this method body.
+        /// </param>
+        protected virtual void OnMouseUp(MouseButtonEventArgs e)
+        {
+            MouseUp(this, e);
+        }
+
+        /// <summary>
+        /// Raises the <see cref="MouseMove"/> event.
+        /// </summary>
+        /// <param name="e">
+        /// A <see cref="MouseMoveEventArgs"/> instance carrying mouse state information.
+        /// The information carried by this instance is only valid within this method body.
+        /// </param>
+        protected virtual void OnMouseMove(MouseMoveEventArgs e)
+        {
+            MouseMove(this, e);
+        }
+
+        /// <summary>
+        /// Raises the <see cref="MouseWheel"/> event.
+        /// </summary>
+        /// <param name="e">
+        /// A <see cref="MouseWheelEventArgs"/> instance carrying mouse state information.
+        /// The information carried by this instance is only valid within this method body.
+        /// </param>
+        protected virtual void OnMouseWheel(MouseWheelEventArgs e)
+        {
+            MouseWheel(this, e);
+        }
+
         #region OnResize
 
         /// <summary>
@@ -1054,6 +1117,11 @@ namespace OpenTK
 
         #endregion
 
+        private void OnMouseDownInternal(object sender, MouseButtonEventArgs e) { OnMouseDown(e); }
+        private void OnMouseUpInternal(object sender, MouseButtonEventArgs e) { OnMouseUp(e); }
+        private void OnMouseMoveInternal(object sender, MouseMoveEventArgs e) { OnMouseMove(e); }
+        private void OnMouseWheelInternal(object sender, MouseWheelEventArgs e) { OnMouseWheel(e); }
+
         #region OnMoveInternal
 
         private void OnMoveInternal(object sender, EventArgs e) { OnMove(e); }
@@ -1116,6 +1184,10 @@ namespace OpenTK
                     implementation.KeyUp += OnKeyUpInternal;
                     implementation.MouseEnter += OnMouseEnterInternal;
                     implementation.MouseLeave += OnMouseLeaveInternal;
+                    implementation.MouseDown += OnMouseDownInternal;
+                    implementation.MouseUp += OnMouseUpInternal;
+                    implementation.MouseMove += OnMouseMoveInternal;
+                    implementation.MouseWheel += OnMouseWheelInternal;
                     implementation.Move += OnMoveInternal;
                     implementation.Resize += OnResizeInternal;
                     implementation.TitleChanged += OnTitleChangedInternal;
@@ -1136,6 +1208,10 @@ namespace OpenTK
                     implementation.KeyUp -= OnKeyUpInternal;
                     implementation.MouseEnter -= OnMouseEnterInternal;
                     implementation.MouseLeave -= OnMouseLeaveInternal;
+                    implementation.MouseDown -= OnMouseDownInternal;
+                    implementation.MouseUp -= OnMouseUpInternal;
+                    implementation.MouseMove -= OnMouseMoveInternal;
+                    implementation.MouseWheel -= OnMouseWheelInternal;
                     implementation.Move -= OnMoveInternal;
                     implementation.Resize -= OnResizeInternal;
                     implementation.TitleChanged -= OnTitleChangedInternal;

Source/OpenTK/OpenTK.csproj

@@ -366,9 +366,6 @@
     <Compile Include="Platform\X11\Structs.cs">
       <SubType>Code</SubType>
     </Compile>
-    <Compile Include="Platform\X11\X11Input.cs">
-      <SubType>Code</SubType>
-    </Compile>
     <Compile Include="Platform\X11\X11Factory.cs">
       <SubType>Code</SubType>
     </Compile>
@@ -797,6 +794,9 @@
     <Compile Include="Platform\MacOS\Carbon\Cgl.cs" />
     <Compile Include="WindowIcon.cs" />
     <Compile Include="Platform\MacOS\Cocoa\NSBitmapFormat.cs" />
+    <Compile Include="Platform\NativeWindowBase.cs" />
+    <Compile Include="Input\MouseScrollWheel.cs" />
+    <Compile Include="Input\MouseEventArgs.cs" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
   <PropertyGroup>

Source/OpenTK/Platform/LegacyInputDriver.cs

@@ -42,18 +42,33 @@ namespace OpenTK.Platform
 
         readonly LegacyJoystickDriver JoystickDriver = new LegacyJoystickDriver();
 
-        internal LegacyInputDriver()
+        internal LegacyInputDriver(INativeWindow window)
         {
-            dummy_mice_list.Add(new MouseDevice());
+            if (window == null)
-            Mouse[0].Description = "Standard Mouse";
+                throw new ArgumentNullException();
-            Mouse[0].NumberOfButtons = 3;
-            Mouse[0].NumberOfWheels = 1;
 
-            dummy_keyboard_list.Add(new KeyboardDevice());
+            var mouse = new MouseDevice();
-            Keyboard[0].Description = "Standard Keyboard";
+            mouse.Description = "Standard Mouse";
-            Keyboard[0].NumberOfKeys = 101;
+            mouse.NumberOfButtons = 3;
-            Keyboard[0].NumberOfLeds = 3;
+            mouse.NumberOfWheels = 1;
-            Keyboard[0].NumberOfFunctionKeys = 12;
+            dummy_mice_list.Add(mouse);
+
+            var keyboard = new KeyboardDevice();
+            keyboard.Description = "Standard Keyboard";
+            keyboard.NumberOfKeys = 101;
+            keyboard.NumberOfLeds = 3;
+            keyboard.NumberOfFunctionKeys = 12;
+            dummy_keyboard_list.Add(keyboard);
+
+            // Hook mouse events
+            window.MouseDown += mouse.HandleMouseDown;
+            window.MouseUp += mouse.HandleMouseUp;
+            window.MouseMove += mouse.HandleMouseMove;
+            window.MouseWheel += mouse.HandleMouseWheel;
+
+            // Hook keyboard events
+            window.KeyDown += keyboard.HandleKeyDown;
+            window.KeyUp += keyboard.HandleKeyUp;
         }
 
         #region IInputDriver Members

Source/OpenTK/Platform/MacOS/Carbon/MacOSKeys.cs

@@ -29,7 +29,7 @@ using System;
 using System.Collections.Generic;
 using System.Text;
 
-namespace OpenTK.Platform.MacOS.Carbon
+namespace OpenTK.Platform.MacOS
 {
 	// 
 	// http://web.archive.org/web/20100501161453/http://www.classicteck.com/rbarticles/mackeyboard.php

Source/OpenTK/Platform/MacOS/Cocoa/Class.cs

@@ -35,6 +35,11 @@ namespace OpenTK.Platform.MacOS
 {
     static class Class
     {
+        public static readonly IntPtr NSAutoreleasePool = Get("NSAutoreleasePool");
+        public static readonly IntPtr NSDictionary = Get("NSDictionary");
+        public static readonly IntPtr NSNumber = Get("NSNumber");
+        public static readonly IntPtr NSUserDefaults = Get("NSUserDefaults");
+
         [DllImport (Cocoa.LibObjC)]
         extern static IntPtr class_getName(IntPtr handle);
 

Source/OpenTK/Platform/MacOS/Cocoa/Cocoa.cs

@@ -57,9 +57,15 @@ namespace OpenTK.Platform.MacOS
         [DllImport(LibObjC, EntryPoint="objc_msgSend")]
         public extern static IntPtr SendIntPtr(IntPtr receiver, IntPtr selector, IntPtr intPtr1, IntPtr intPtr2, IntPtr intPtr3);
 
+        [DllImport(LibObjC, EntryPoint="objc_msgSend")]
+        public extern static IntPtr SendIntPtr(IntPtr receiver, IntPtr selector, IntPtr intPtr1, IntPtr intPtr2, IntPtr intPtr3, IntPtr intPtr4, IntPtr intPtr5);
+
         [DllImport(LibObjC, EntryPoint="objc_msgSend")]
         public extern static IntPtr SendIntPtr(IntPtr receiver, IntPtr selector, IntPtr p1, PointF p2);
 
+        [DllImport(LibObjC, EntryPoint="objc_msgSend")]
+        public extern static IntPtr SendIntPtr(IntPtr receiver, IntPtr selector, bool p1);
+
         [DllImport(LibObjC, EntryPoint="objc_msgSend")]
         public extern static IntPtr SendIntPtr(IntPtr receiver, IntPtr selector, SizeF p1);
 

Source/OpenTK/Platform/MacOS/Cocoa/NSApplication.cs

@@ -44,7 +44,7 @@ namespace OpenTK.Platform.MacOS
         internal static void Initialize()
         {
             // Create the NSAutoreleasePool
-            AutoreleasePool = Cocoa.SendIntPtr(Cocoa.SendIntPtr(Class.Get("NSAutoreleasePool"), Selector.Alloc), Selector.Init);
+            AutoreleasePool = Cocoa.SendIntPtr(Cocoa.SendIntPtr(Class.NSAutoreleasePool, Selector.Alloc), Selector.Init);
 
             // Register a Quit method to be called on cmd-q
             IntPtr nsapp = Class.Get("NSApplication");
@@ -80,6 +80,23 @@ namespace OpenTK.Platform.MacOS
 
             // Tell cocoa we're ready to run the application (usually called by [NSApp run]). 
             Cocoa.SendVoid(Handle, Selector.Get("finishLaunching"));
+
+            // Disable momentum scrolling and long-press key pop-ups
+            IntPtr settings = Cocoa.SendIntPtr(Class.NSDictionary, Selector.Alloc);
+            IntPtr momentum_scrolling = Cocoa.SendIntPtr(Class.NSNumber, Selector.Get("numberWithBool:"), false);
+            IntPtr press_and_hold = Cocoa.SendIntPtr(Class.NSNumber, Selector.Get("numberWithBool:"), false);
+
+            // Initialize and register the settings dictionary
+            settings = 
+                Cocoa.SendIntPtr(settings, Selector.Get("initWithObjectsAndKeys:"),
+                    momentum_scrolling, Cocoa.ToNSString("AppleMomentumScrollSupported"),
+                    press_and_hold, Cocoa.ToNSString("ApplePressAndHoldEnabled"),
+                    IntPtr.Zero);
+            Cocoa.SendVoid(
+                Cocoa.SendIntPtr(Class.NSUserDefaults, Selector.Get("standardUserDefaults")),
+                Selector.Get("registerDefaults:"),
+                settings);
+            Cocoa.SendVoid(settings, Selector.Release);
         }
 
         internal static event EventHandler<CancelEventArgs> Quit = delegate { };

Source/OpenTK/Platform/MacOS/CocoaNativeWindow.cs

@@ -1,4 +1,4 @@
-#region License
+#region License
 //
 // CocoaNativeWindow.cs
 //
@@ -38,30 +38,14 @@ using OpenTK.Input;
 
 namespace OpenTK.Platform.MacOS
 {
-    class CocoaNativeWindow : INativeWindow
+    class CocoaNativeWindow : NativeWindowBase
     {
         static int UniqueId;
 
-        public event EventHandler<EventArgs> Move = delegate { };
-        public event EventHandler<EventArgs> Resize = delegate { };
-        public event EventHandler<System.ComponentModel.CancelEventArgs> Closing = delegate { };
-        public event EventHandler<EventArgs> Closed = delegate { };
-        public event EventHandler<EventArgs> Disposed = delegate { };
-        public event EventHandler<EventArgs> IconChanged = delegate { };
-        public event EventHandler<EventArgs> TitleChanged = delegate { };
-        public event EventHandler<EventArgs> VisibleChanged = delegate { };
-        public event EventHandler<EventArgs> FocusedChanged = delegate { };
-        public event EventHandler<EventArgs> WindowBorderChanged = delegate { };
-        public event EventHandler<EventArgs> WindowStateChanged = delegate { };
-        public event EventHandler<OpenTK.Input.KeyboardKeyEventArgs> KeyDown = delegate { };
-        public event EventHandler<KeyPressEventArgs> KeyPress = delegate { };
-        public event EventHandler<OpenTK.Input.KeyboardKeyEventArgs> KeyUp = delegate { };
-        public event EventHandler<EventArgs> MouseLeave = delegate { };
-        public event EventHandler<EventArgs> MouseEnter = delegate { };
-
         static readonly IntPtr selNextEventMatchingMask = Selector.Get("nextEventMatchingMask:untilDate:inMode:dequeue:");
         static readonly IntPtr selSendEvent = Selector.Get("sendEvent:");
         //static readonly IntPtr selUpdateWindows = Selector.Get("updateWindows");
+        static readonly IntPtr selContentView = Selector.Get("contentView");
         static readonly IntPtr selConvertRectFromScreen = Selector.Get("convertRectFromScreen:");
         static readonly IntPtr selConvertRectToScreen = Selector.Get("convertRectToScreen:");
         static readonly IntPtr selPerformClose = Selector.Get("performClose:");
@@ -94,7 +78,10 @@ namespace OpenTK.Platform.MacOS
         static readonly IntPtr selLocationInWindowOwner = Selector.Get("locationInWindow");
         static readonly IntPtr selHide = Selector.Get("hide");
         static readonly IntPtr selUnhide = Selector.Get("unhide");
+        static readonly IntPtr selScrollingDeltaX = Selector.Get("scrollingDeltaX");
         static readonly IntPtr selScrollingDeltaY = Selector.Get("scrollingDeltaY");
+        static readonly IntPtr selDeltaX = Selector.Get("deltaX");
+        static readonly IntPtr selDeltaY = Selector.Get("deltaY");
         static readonly IntPtr selButtonNumber = Selector.Get("buttonNumber");
         static readonly IntPtr selSetStyleMask = Selector.Get("setStyleMask:");
         static readonly IntPtr selStyleMask = Selector.Get("styleMask");
@@ -145,13 +132,10 @@ namespace OpenTK.Platform.MacOS
         private bool exists;
         private bool cursorVisible = true;
         private System.Drawing.Icon icon;
-        private LegacyInputDriver inputDriver = new LegacyInputDriver();
         private WindowBorder windowBorder = WindowBorder.Resizable;
         private Nullable<WindowBorder> deferredWindowBorder;
         private Nullable<WindowBorder> previousWindowBorder;
         private WindowState windowState = WindowState.Normal;
-        private OpenTK.Input.KeyboardKeyEventArgs keyArgs = new OpenTK.Input.KeyboardKeyEventArgs();
-        private KeyPressEventArgs keyPressArgs = new KeyPressEventArgs((char)0);
         private string title;
         private RectangleF previousBounds;
         private int normalLevel;
@@ -160,7 +144,7 @@ namespace OpenTK.Platform.MacOS
         private bool cursorInsideWindow = true;
         private MouseCursor selectedCursor = MouseCursor.Default; // user-selected cursor
 
-        private const float scrollFactor = 120.0f;
+        private const float scrollFactor = 10.0f;
         private const bool exclusiveFullscreen = false;
 
         public CocoaNativeWindow(int x, int y, int width, int height, string title, GraphicsMode mode, GameWindowFlags options, DisplayDevice device)
@@ -188,7 +172,17 @@ namespace OpenTK.Platform.MacOS
             Class.RegisterClass(viewClass);
 
             // Create window instance
-            var contentRect = new System.Drawing.RectangleF(x, y, width, height);
+            // Note: The coordinate system of Cocoa places (0,0) at the bottom left.
+            // We need to get the height of the main screen and flip that in order
+            // to place the window at the correct position.
+            // Note: NSWindows are laid out relative to the main screen.
+            var screenRect =
+                Cocoa.SendRect(
+                    Cocoa.SendIntPtr(
+                        Cocoa.SendIntPtr(Class.Get("NSScreen"), Selector.Get("screens")),
+                        Selector.Get("objectAtIndex:"), 0),
+                    Selector.Get("frame"));
+            var contentRect = new System.Drawing.RectangleF(x, screenRect.Height - height - y, width, height);
             var style = GetStyleMask(windowBorder);
             var bufferingType = NSBackingStore.Buffered;
 
@@ -259,7 +253,7 @@ namespace OpenTK.Platform.MacOS
             GraphicsContext.CurrentContext.Update(windowInfo);
 
             if (suppressResize == 0)
-                Resize(this, EventArgs.Empty);
+                OnResize(EventArgs.Empty);
         }
 
         private void ApplicationQuit(object sender, CancelEventArgs e)
@@ -272,17 +266,17 @@ namespace OpenTK.Platform.MacOS
         {
             // Problem: Called only when you stop moving for a brief moment,
             // not each frame as it is on PC.
-            Move(this, EventArgs.Empty);
+            OnMove(EventArgs.Empty);
         }
 
         private void WindowDidBecomeKey(IntPtr self, IntPtr cmd, IntPtr notification)
         {
-            FocusedChanged(this, EventArgs.Empty);
+            OnFocusedChanged(EventArgs.Empty);
         }
 
         private void WindowDidResignKey(IntPtr self, IntPtr cmd, IntPtr notification)
         {
-            FocusedChanged(this, EventArgs.Empty);
+            OnFocusedChanged(EventArgs.Empty);
         }
 
         private void WindowWillMiniaturize(IntPtr self, IntPtr cmd, IntPtr notification)
@@ -296,14 +290,14 @@ namespace OpenTK.Platform.MacOS
         private void WindowDidMiniaturize(IntPtr self, IntPtr cmd, IntPtr notification)
         {
             windowState = WindowState.Minimized;
-            WindowStateChanged(this, EventArgs.Empty);
+            OnWindowStateChanged(EventArgs.Empty);
             OnResize(false); // Don't set tracking area when we minimize
         }
 
         private void WindowDidDeminiaturize(IntPtr self, IntPtr cmd, IntPtr notification)
         {
             windowState = WindowState.Normal;
-            WindowStateChanged(this, EventArgs.Empty);
+            OnWindowStateChanged(EventArgs.Empty);
             OnResize(true);
         }
 
@@ -321,7 +315,7 @@ namespace OpenTK.Platform.MacOS
                 InternalBounds = toFrame;
                 windowState = WindowState.Maximized;
 
-                WindowStateChanged(this, EventArgs.Empty);
+                OnWindowStateChanged(EventArgs.Empty);
             }
             return false;
         }
@@ -329,11 +323,11 @@ namespace OpenTK.Platform.MacOS
         private bool WindowShouldClose(IntPtr self, IntPtr cmd, IntPtr sender)
         {
             var cancelArgs = new CancelEventArgs();
-            Closing(this, cancelArgs);
+            OnClosing(cancelArgs);
 
             if (!cancelArgs.Cancel)
             {
-                Closed(this, EventArgs.Empty);
+                OnClosed(EventArgs.Empty);
                 return true;
             }
 
@@ -377,7 +371,7 @@ namespace OpenTK.Platform.MacOS
             Cocoa.SendVoid(owner, selAddTrackingArea, trackingArea);
         }
 
-        public void Close()
+        public override void Close()
         {
             shouldClose = true;
         }
@@ -391,13 +385,6 @@ namespace OpenTK.Platform.MacOS
             return modifiers;
         }
 
-        private void GetKey(ushort keyCode, NSEventModifierMask modifierFlags, OpenTK.Input.KeyboardKeyEventArgs args)
-        {
-            args.Key = MacOSKeyMap.GetKey((Carbon.MacOSKeyCode)keyCode);
-            args.Modifiers = GetModifiers(modifierFlags);
-            args.ScanCode = (uint)keyCode;
-        }
-
         private MouseButton GetMouseButton(int cocoaButtonIndex)
         {
             if (cocoaButtonIndex == 0) return MouseButton.Left;
@@ -409,8 +396,10 @@ namespace OpenTK.Platform.MacOS
             return (MouseButton)cocoaButtonIndex;
         }
 
-        public void ProcessEvents()
+        public override void ProcessEvents()
         {
+            base.ProcessEvents();
+
             while (true)
             {
                 var e = Cocoa.SendIntPtr(NSApplication.Handle, selNextEventMatchingMask, uint.MaxValue, IntPtr.Zero, NSDefaultRunLoopMode, true);
@@ -423,16 +412,11 @@ namespace OpenTK.Platform.MacOS
                 {
                     case NSEventType.KeyDown:
                         {
-                            var keyCode = Cocoa.SendUshort(e, selKeyCode);
+                            MacOSKeyCode keyCode = (MacOSKeyCode)Cocoa.SendUshort(e, selKeyCode);
-                            var modifierFlags = (NSEventModifierMask)Cocoa.SendUint(e, selModifierFlags);
                             var isARepeat = Cocoa.SendBool(e, selIsARepeat);
-                            GetKey(keyCode, modifierFlags, keyArgs);
+                            Key key = MacOSKeyMap.GetKey(keyCode);
-                            InputDriver.Keyboard[0].SetKey(keyArgs.Key, keyArgs.ScanCode, true);
 
-                            if (!isARepeat || InputDriver.Keyboard[0].KeyRepeat)
+                            OnKeyDown(key, isARepeat);
-                            {
-                                KeyDown(this, keyArgs);
-                            }
 
                             var s = Cocoa.FromNSString(Cocoa.SendIntPtr(e, selCharactersIgnoringModifiers));
                             foreach (var c in s)
@@ -440,10 +424,9 @@ namespace OpenTK.Platform.MacOS
                                 int intVal = (int)c;
                                 if (!Char.IsControl(c) && (intVal < 63232 || intVal > 63235))
                                 {
-                                    // For some reason, arrow keys (mapped 63232-63235) are seen as non-control characters, so get rid of those.
+                                    // For some reason, arrow keys (mapped 63232-63235)
-
+                                    // are seen as non-control characters, so get rid of those.
-                                    keyPressArgs.KeyChar = c;
+                                    OnKeyPress(c);
-                                    KeyPress(this, keyPressArgs);
                                 }
                             }
                         }
@@ -451,13 +434,16 @@ namespace OpenTK.Platform.MacOS
 
                     case NSEventType.KeyUp:
                         {
-                            var keyCode = Cocoa.SendUshort(e, selKeyCode);
+                            MacOSKeyCode keyCode = (MacOSKeyCode)Cocoa.SendUshort(e, selKeyCode);
+                            Key key = MacOSKeyMap.GetKey(keyCode);
+                            OnKeyUp(key);
+                        }
+                        break;
+
+                    case NSEventType.FlagsChanged:
+                        {
                             var modifierFlags = (NSEventModifierMask)Cocoa.SendUint(e, selModifierFlags);
-
+                            UpdateModifierFlags(GetModifiers(modifierFlags));
-                            GetKey(keyCode, modifierFlags, keyArgs);
-                            InputDriver.Keyboard[0].SetKey(keyArgs.Key, keyArgs.ScanCode, false);
-
-                            KeyUp(this, keyArgs);
                         }
                         break;
 
@@ -472,8 +458,7 @@ namespace OpenTK.Platform.MacOS
                                     //SetCursor(selectedCursor);
                                 }
 
-                                cursorInsideWindow = true;
+                                OnMouseEnter(EventArgs.Empty);
-                                MouseEnter(this, EventArgs.Empty);
                             }
                         }
                         break;
@@ -486,11 +471,10 @@ namespace OpenTK.Platform.MacOS
                             {
                                 if (selectedCursor != MouseCursor.Default)
                                 {
-                                    SetCursor(MouseCursor.Default);
+                                    //SetCursor(MouseCursor.Default);
                                 }
 
-                                cursorInsideWindow = false;
+                                OnMouseLeave(EventArgs.Empty);
-                                MouseLeave(this, EventArgs.Empty);
                             }
                         }
                         break;
@@ -500,6 +484,10 @@ namespace OpenTK.Platform.MacOS
                     case NSEventType.OtherMouseDragged:
                     case NSEventType.MouseMoved:
                         {
+                            Point p = new Point(MouseState.X, MouseState.Y);
+                            if (CursorVisible)
+                            {
+                                // Use absolute coordinates
                                 var pf = Cocoa.SendPoint(e, selLocationInWindowOwner);
 
                                 // Convert from points to pixel coordinates
@@ -507,11 +495,27 @@ namespace OpenTK.Platform.MacOS
                                     new RectangleF(pf.X, pf.Y, 0, 0));
 
                                 // See CocoaDrawingGuide under "Converting from Window to View Coordinates"
-                            var p = new Point(
+                                p = new Point(
                                     MathHelper.Clamp((int)Math.Round(rf.X), 0, Width),
                                     MathHelper.Clamp((int)Math.Round(Height - rf.Y), 0, Height));
+                            }
+                            else
+                            {
+                                // Mouse has been disassociated,
+                                // use relative coordinates
+                                var dx = Cocoa.SendFloat(e, selDeltaX);
+                                var dy = Cocoa.SendFloat(e, selDeltaY);
 
-                            InputDriver.Mouse[0].Position = p;
+                                p = new Point(
+                                    MathHelper.Clamp((int)Math.Round(p.X + dx), 0, Width),
+                                    MathHelper.Clamp((int)Math.Round(p.Y + dy), 0, Height));
+                            }
+
+                            // Only raise events when the mouse has actually moved
+                            if (MouseState.X != p.X || MouseState.Y != p.Y)
+                            {
+                                OnMouseMove(p.X, p.Y);
+                            }
                         }
                         break;
 
@@ -520,15 +524,23 @@ namespace OpenTK.Platform.MacOS
 
                     case NSEventType.ScrollWheel:
                         {
-                            var scrollingDelta = Cocoa.SendFloat(e, selScrollingDeltaY);
+                            float dx, dy;
-                            var factor = 1.0f;
-
                             if (Cocoa.SendBool(e, selHasPreciseScrollingDeltas))
                             {
-                                factor = 1.0f / scrollFactor; // Problem: Don't know what factor to use here, but this seems to work.
+                                dx = Cocoa.SendFloat(e, selScrollingDeltaX) / scrollFactor;
+                                dy = Cocoa.SendFloat(e, selScrollingDeltaY) / scrollFactor;
+                            }
+                            else
+                            {
+                                dx = Cocoa.SendFloat(e, selDeltaX);
+                                dy = Cocoa.SendFloat(e, selDeltaY);
                             }
 
-                            InputDriver.Mouse[0].WheelPrecise += scrollingDelta * factor;
+                            // Only raise wheel events when the user has actually scrolled
+                            if (dx != 0 || dy != 0)
+                            {
+                                OnMouseWheel(dx, dy);
+                            }
                         }
                         break;
 
@@ -537,7 +549,7 @@ namespace OpenTK.Platform.MacOS
                     case NSEventType.OtherMouseDown:
                         {
                             var buttonNumber = Cocoa.SendInt(e, selButtonNumber);
-                            InputDriver.Mouse[0][GetMouseButton(buttonNumber)] = true;
+                            OnMouseDown(GetMouseButton(buttonNumber));
                         }
                         break;
 
@@ -546,7 +558,7 @@ namespace OpenTK.Platform.MacOS
                     case NSEventType.OtherMouseUp:
                         {
                             var buttonNumber = Cocoa.SendInt(e, selButtonNumber);
-                            InputDriver.Mouse[0][GetMouseButton(buttonNumber)] = false;
+                            OnMouseUp(GetMouseButton(buttonNumber));
                         }
                         break;
                 }
@@ -575,19 +587,25 @@ namespace OpenTK.Platform.MacOS
             }
         }
 
-        public System.Drawing.Point PointToClient(System.Drawing.Point point)
+        public override System.Drawing.Point PointToClient(System.Drawing.Point point)
         {
-            var r = Cocoa.SendRect(windowInfo.Handle, selConvertRectFromScreen, new RectangleF(point.X, point.Y, 0, 0));
+            var r =
-            return new Point((int)r.X, (int)(GetContentViewFrame().Height - GetCurrentScreenFrame().Height - r.Y));
+                Cocoa.SendRect(windowInfo.ViewHandle, selConvertRectToBacking,
+                    Cocoa.SendRect(windowInfo.Handle, selConvertRectFromScreen,
+                        new RectangleF(point.X, GetCurrentScreenFrame().Height - point.Y, 0, 0)));
+            return new Point((int)r.X, (int)(Height - r.Y));
         }
 
-        public System.Drawing.Point PointToScreen(System.Drawing.Point point)
+        public override System.Drawing.Point PointToScreen(System.Drawing.Point point)
         {
-            var r = Cocoa.SendRect(windowInfo.Handle, selConvertRectToScreen, new RectangleF(point.X, point.Y, 0, 0));
+            var r =
-            return new Point((int)r.X, (int)(-GetContentViewFrame().Height + GetCurrentScreenFrame().Height - r.Y));
+                Cocoa.SendRect(windowInfo.Handle, selConvertRectToScreen,
+                    Cocoa.SendRect(windowInfo.ViewHandle, selConvertRectFromBacking,
+                        new RectangleF(point.X, Height - point.Y, 0, 0)));
+            return new Point((int)r.X, (int)(GetCurrentScreenFrame().Height - r.Y));
         }
 
-        public System.Drawing.Icon Icon
+        public override System.Drawing.Icon Icon
         {
             get { return icon; }
             set
@@ -598,11 +616,11 @@ namespace OpenTK.Platform.MacOS
                     IntPtr nsimg = Cocoa.ToNSImage(img);
                     Cocoa.SendVoid(NSApplication.Handle, selSetApplicationIconImage, nsimg);
                 }
-                IconChanged(this, EventArgs.Empty);
+                OnIconChanged(EventArgs.Empty);
             }
         }
 
-        public string Title
+        public override string Title
         {
             get
             {
@@ -614,7 +632,7 @@ namespace OpenTK.Platform.MacOS
             }
         }
 
-        public bool Focused
+        public override bool Focused
         {
             get
             {
@@ -622,7 +640,7 @@ namespace OpenTK.Platform.MacOS
             }
         }
 
-        public bool Visible
+        public override bool Visible
         {
             get
             {
@@ -631,11 +649,11 @@ namespace OpenTK.Platform.MacOS
             set
             {
                 Cocoa.SendVoid(windowInfo.Handle, selSetIsVisible, value);
-                VisibleChanged(this, EventArgs.Empty);
+                OnVisibleChanged(EventArgs.Empty);
             }
         }
 
-        public bool Exists
+        public override bool Exists
         {
             get
             {
@@ -643,7 +661,7 @@ namespace OpenTK.Platform.MacOS
             }
         }
 
-        public IWindowInfo WindowInfo
+        public override IWindowInfo WindowInfo
         {
             get
             {
@@ -702,7 +720,7 @@ namespace OpenTK.Platform.MacOS
             previousWindowBorder = null;
         }
 
-        public WindowState WindowState
+        public override WindowState WindowState
         {
             get
             {
@@ -735,7 +753,7 @@ namespace OpenTK.Platform.MacOS
                     InternalBounds = GetCurrentScreenFrame();
 
                     windowState = value;
-                    WindowStateChanged(this, EventArgs.Empty);
+                    OnWindowStateChanged(EventArgs.Empty);
                 }
                 else if (value == WindowState.Maximized)
                 {
@@ -748,13 +766,13 @@ namespace OpenTK.Platform.MacOS
                 else if (value == WindowState.Normal)
                 {
                     windowState = value;
-                    WindowStateChanged(this, EventArgs.Empty);
+                    OnWindowStateChanged(EventArgs.Empty);
-                    Resize(this, EventArgs.Empty);
+                    OnResize(EventArgs.Empty);
                 }
             }
         }
 
-        public WindowBorder WindowBorder
+        public override WindowBorder WindowBorder
         {
             get 
             { 
@@ -773,7 +791,7 @@ namespace OpenTK.Platform.MacOS
                     return;
 
                 SetWindowBorder(value);
-                WindowBorderChanged(this, EventArgs.Empty);
+                OnWindowBorderChanged(EventArgs.Empty);
             }
         }
 
@@ -795,16 +813,26 @@ namespace OpenTK.Platform.MacOS
             return (NSWindowStyle)0;
         }
 
-        public System.Drawing.Rectangle Bounds
+        public override System.Drawing.Rectangle Bounds
         {
             get
             {
                 var r = Cocoa.SendRect(windowInfo.Handle, selFrame);
-                return new Rectangle((int)r.X, (int)(GetCurrentScreenFrame().Height - r.Y), (int)r.Width, (int)r.Height);
+                return new Rectangle(
+                    (int)r.X,
+                    (int)(GetCurrentScreenFrame().Height - r.Y - r.Height),
+                    (int)r.Width,
+                    (int)r.Height);
             }
             set
             {
-                Cocoa.SendVoid(windowInfo.Handle, selSetFrame, new RectangleF(value.X, GetCurrentScreenFrame().Height - value.Y, value.Width, value.Height), true);
+                Cocoa.SendVoid(windowInfo.Handle, selSetFrame,
+                    new RectangleF(
+                        value.X,
+                        GetCurrentScreenFrame().Height - value.Y - value.Height,
+                        value.Width,
+                        value.Height),
+                    true);
             }
         }
 
@@ -820,105 +848,13 @@ namespace OpenTK.Platform.MacOS
             }
         }
 
-        public System.Drawing.Point Location
+        public override System.Drawing.Size ClientSize
-        {
-            get 
-            { 
-                return Bounds.Location;
-            }
-            set
-            {
-                var b = Bounds;
-                b.Location = value;
-                Bounds = b;
-            }
-        }
-
-        public System.Drawing.Size Size
-        {
-            get 
-            { 
-                return Bounds.Size;
-            }
-            set
-            {
-                var b = Bounds;
-                b.Y -= Bounds.Height;
-                b.Y += value.Height;
-                b.Size = value;
-                Bounds = b;
-            }
-        }
-
-        public int X
-        {
-            get 
-            {
-                return Bounds.X;
-            }
-            set
-            {
-                var b = Bounds;
-                b.X = value;
-                Bounds = b;
-            }
-        }
-
-        public int Y
-        {
-            get
-            {
-                return Bounds.Y;
-            }
-            set
-            {
-                var b = Bounds;
-                b.Y = value;
-                Bounds = b;
-            }
-        }
-
-        public int Width
-        {
-            get { return ClientRectangle.Width; }
-            set
-            {
-                var s = ClientSize;
-                s.Width = value;
-                ClientSize = s;
-            }
-        }
-
-        public int Height
-        {
-            get { return ClientRectangle.Height; }
-            set
-            {
-                var s = ClientSize;
-                s.Height = value;
-                ClientSize = s;
-            }
-        }
-
-        public System.Drawing.Rectangle ClientRectangle
         {
             get 
             {
                 var contentViewBounds = Cocoa.SendRect(windowInfo.ViewHandle, selBounds);
                 var bounds = Cocoa.SendRect(windowInfo.Handle, selConvertRectToBacking, contentViewBounds);
-                return new Rectangle((int)bounds.X, (int)bounds.Y, (int)bounds.Width, (int)bounds.Height); 
+                return new Size((int)bounds.Width, (int)bounds.Height); 
-            }
-            set 
-            {
-                ClientSize = value.Size; // Just set size, to be consistent with WinGLNative.
-            }
-        }
-
-        public System.Drawing.Size ClientSize
-        {
-            get 
-            {
-                return ClientRectangle.Size;
             }
             set
             {
@@ -928,15 +864,7 @@ namespace OpenTK.Platform.MacOS
             }
         }
 
-        public OpenTK.Input.IInputDriver InputDriver
+        public override MouseCursor Cursor
-        {
-            get
-            {
-                return inputDriver;
-            }
-        }
-
-        public MouseCursor Cursor
         {
             get
             {
@@ -1058,7 +986,7 @@ namespace OpenTK.Platform.MacOS
             Cocoa.SendVoid(windowInfo.Handle, selInvalidateCursorRectsForView, windowInfo.ViewHandle);
         }
 
-        public bool CursorVisible
+        public override bool CursorVisible
         {
             get { return cursorVisible; }
             set
@@ -1075,13 +1003,7 @@ namespace OpenTK.Platform.MacOS
             }
         }
 
-        public void Dispose()
+        protected override void Dispose(bool disposing)
-        {
-            Dispose(true);
-            GC.SuppressFinalize(this);
-        }
-
-        protected virtual void Dispose(bool disposing)
         {
             if (disposed)
                 return;
@@ -1105,12 +1027,12 @@ namespace OpenTK.Platform.MacOS
                 Cocoa.SendVoid(windowInfo.Handle, Selector.Release);
             }
 
-            Disposed(this, EventArgs.Empty);
+            OnDisposed(EventArgs.Empty);
         }
 
-        ~CocoaNativeWindow()
+        public static IntPtr GetView(IntPtr windowHandle)
         {
-            Dispose(false);
+            return Cocoa.SendIntPtr(windowHandle, selContentView);
         }
 
         private RectangleF GetContentViewFrame()
@@ -1135,23 +1057,25 @@ namespace OpenTK.Platform.MacOS
 
         private void SetCursorVisible(bool visible)
         {
-            Carbon.CG.AssociateMouseAndMouseCursorPosition(visible);
+            // If the mouse is outside the window and we want to hide it,
-            Cocoa.SendVoid(NSCursor, visible ? selUnhide : selHide);
+            // move it inside the window first.
+            // Otherwise, if we are making the cursor visible again,
+            // we place it in the same spot as reported in the current
+            // MouseState to avoid sudden jumps.
+            if (!visible && !Bounds.Contains(new Point(MouseState.X, MouseState.Y)))
+            {
+                Mouse.SetPosition(
+                    (Bounds.Left + Bounds.Right) / 2,
+                    (Bounds.Top + Bounds.Bottom) / 2);
+            }
+            else if (visible)
+            {
+                var p = PointToScreen(new Point(MouseState.X, MouseState.Y));
+                Mouse.SetPosition((int)p.X, (int)p.Y);
             }
 
-        private void SetCursor(MouseCursor cursor)
+            Carbon.CG.AssociateMouseAndMouseCursorPosition(visible);
-        {
+            Cocoa.SendVoid(NSCursor, visible ? selUnhide : selHide);
-            if (cursor == MouseCursor.Default)
-            {
-                Cocoa.SendVoid(NSCursor, selUnhide);
-            }
-            else if (cursor == MouseCursor.Empty)
-            {
-                Cocoa.SendVoid(NSCursor, selHide);
-            }
-            else
-            {
-            }
         }
 
         private void SetMenuVisible(bool visible)
@@ -1178,7 +1102,7 @@ namespace OpenTK.Platform.MacOS
             Cocoa.SendIntPtr(windowInfo.Handle, selSetTitle, Cocoa.ToNSString(title));
             if (callEvent)
             {
-                TitleChanged(this, EventArgs.Empty);
+                OnTitleChanged(EventArgs.Empty);
             }
         }
 

Source/OpenTK/Platform/MacOS/HIDInput.cs

@@ -324,7 +324,7 @@ namespace OpenTK.Platform.MacOS
                             break;
 
                         case HIDUsageGD.Wheel:
-                            mouse.State.WheelPrecise += v_int;
+                            mouse.State.SetScrollRelative(0, v_int);
                             break;
                     }
                     break;
@@ -332,6 +332,15 @@ namespace OpenTK.Platform.MacOS
                 case HIDPage.Button:
                     mouse.State[OpenTK.Input.MouseButton.Left + usage - 1] = v_int == 1;
                     break;
+
+                case HIDPage.Consumer:
+                    switch ((HIDUsageCD)usage)
+                    {
+                        case HIDUsageCD.ACPan:
+                            mouse.State.SetScrollRelative(v_int, 0);
+                            break;
+                    }
+                    break;
             }
         }
 
@@ -381,7 +390,8 @@ namespace OpenTK.Platform.MacOS
                         {
                             Debug.Print("[Warning] Key {0} not mapped.", usage);
                         }
-                        keyboard.State.SetKeyState(RawKeyMap[usage], (byte)usage, v_int != 0);
+
+                        keyboard.State[RawKeyMap[usage]] = v_int != 0;
                         break;
                 }
             }
@@ -1107,6 +1117,12 @@ namespace OpenTK.Platform.MacOS
             VendorDefinedStart = 0xFF00
         }
 
+        // Consumer electronic devices
+        enum HIDUsageCD
+        {
+            ACPan = 0x0238
+        }
+
         // Generic desktop usage
         enum HIDUsageGD
         {

Source/OpenTK/Platform/NativeWindowBase.cs

@@ -0,0 +1,477 @@
+#region License
+//
+// NativeWindowBase.cs
+//
+// Author:
+//       Stefanos A. <stapostol@gmail.com>
+//
+// Copyright (c) 2006-2014 Stefanos Apostolopoulos
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+//
+#endregion
+
+using System;
+using System.ComponentModel;
+using System.Diagnostics;
+using System.Drawing;
+using OpenTK.Input;
+
+namespace OpenTK.Platform
+{
+    // Common base class for all INativeWindow implementations
+    abstract class NativeWindowBase : INativeWindow
+    {
+        readonly LegacyInputDriver LegacyInputDriver;
+
+        readonly MouseButtonEventArgs MouseDownArgs = new MouseButtonEventArgs();
+        readonly MouseButtonEventArgs MouseUpArgs = new MouseButtonEventArgs();
+        readonly MouseMoveEventArgs MouseMoveArgs = new MouseMoveEventArgs();
+        readonly MouseWheelEventArgs MouseWheelArgs = new MouseWheelEventArgs();
+
+        readonly KeyboardKeyEventArgs KeyDownArgs = new KeyboardKeyEventArgs();
+        readonly KeyboardKeyEventArgs KeyUpArgs = new KeyboardKeyEventArgs();
+        readonly KeyPressEventArgs KeyPressArgs = new KeyPressEventArgs((char)0);
+
+        // In order to simplify mouse event implementation,
+        // we can store the current mouse state here.
+        protected MouseState MouseState = new MouseState();
+        protected KeyboardState KeyboardState = new KeyboardState();
+
+        MouseState PreviousMouseState = new MouseState();
+
+        internal NativeWindowBase()
+        {
+            LegacyInputDriver = new LegacyInputDriver(this);
+            MouseState.SetIsConnected(true);
+            KeyboardState.SetIsConnected(true);
+            PreviousMouseState.SetIsConnected(true);
+        }
+
+        #region Protected Members
+
+        protected void OnMove(EventArgs e)
+        {
+            Move(this, e);
+        }
+
+        protected void OnResize(EventArgs e)
+        {
+            Resize(this, e);
+        }
+
+        protected void OnClosing(CancelEventArgs e)
+        {
+            Closing(this, e);
+        }
+
+        protected void OnClosed(EventArgs e)
+        {
+            Closed(this, e);
+        }
+
+        protected void OnDisposed(EventArgs e)
+        {
+            Disposed(this, e);
+        }
+
+        protected void OnIconChanged(EventArgs e)
+        {
+            IconChanged(this, e);
+        }
+
+        protected void OnTitleChanged(EventArgs e)
+        {
+            TitleChanged(this, e);
+        }
+
+        protected void OnVisibleChanged(EventArgs e)
+        {
+            VisibleChanged(this, e);
+        }
+
+        protected void OnFocusedChanged(EventArgs e)
+        {
+            FocusedChanged(this, e);
+        }
+
+        protected void OnWindowBorderChanged(EventArgs e)
+        {
+            WindowBorderChanged(this, e);
+        }
+
+        protected void OnWindowStateChanged(EventArgs e)
+        {
+            WindowStateChanged(this, e);
+        }
+
+        protected void OnKeyDown(Key key, bool repeat)
+        {
+            KeyboardState.SetKeyState(key, true);
+
+            var e = KeyDownArgs;
+            e.Keyboard = KeyboardState;
+            e.Key = key;
+            e.IsRepeat = repeat;
+            KeyDown(this, e);
+        }
+
+        protected void OnKeyPress(char c)
+        {
+            var e = KeyPressArgs;
+            e.KeyChar = c;
+            KeyPress(this, e);
+        }
+
+        protected void OnKeyUp(Key key)
+        {
+            KeyboardState.SetKeyState(key, false);
+
+            var e = KeyUpArgs;
+            e.Keyboard = KeyboardState;
+            e.Key = key;
+            e.IsRepeat = false;
+            KeyUp(this, e);
+        }
+
+        /// \internal
+        /// <summary>
+        /// Call this method to simulate KeyDown/KeyUp events
+        /// on platforms that do not generate key events for
+        /// modifier flags (e.g. Mac/Cocoa).
+        /// Note: this method does not distinguish between the
+        /// left and right variants of modifier keys.
+        /// </summary>
+        /// <param name="mods">Mods.</param>
+        protected void UpdateModifierFlags(KeyModifiers mods)
+        {
+            bool alt = (mods & KeyModifiers.Alt) != 0;
+            bool control = (mods & KeyModifiers.Control) != 0;
+            bool shift = (mods & KeyModifiers.Shift) != 0;
+
+            if (alt)
+            {
+                OnKeyDown(Key.AltLeft, KeyboardState[Key.AltLeft]);
+                OnKeyDown(Key.AltRight, KeyboardState[Key.AltLeft]);
+            }
+            else
+            {
+                if (KeyboardState[Key.AltLeft])
+                {
+                    OnKeyUp(Key.AltLeft);
+                }
+                if (KeyboardState[Key.AltRight])
+                {
+                    OnKeyUp(Key.AltRight);
+                }
+            }
+
+            if (control)
+            {
+                OnKeyDown(Key.ControlLeft, KeyboardState[Key.AltLeft]);
+                OnKeyDown(Key.ControlRight, KeyboardState[Key.AltLeft]);
+            }
+            else
+            {
+                if (KeyboardState[Key.ControlLeft])
+                {
+                    OnKeyUp(Key.ControlLeft);
+                }
+                if (KeyboardState[Key.ControlRight])
+                {
+                    OnKeyUp(Key.ControlRight);
+                }
+            }
+
+            if (shift)
+            {
+                OnKeyDown(Key.ShiftLeft, KeyboardState[Key.AltLeft]);
+                OnKeyDown(Key.ShiftRight, KeyboardState[Key.AltLeft]);
+            }
+            else
+            {
+                if (KeyboardState[Key.ShiftLeft])
+                {
+                    OnKeyUp(Key.ShiftLeft);
+                }
+                if (KeyboardState[Key.ShiftRight])
+                {
+                    OnKeyUp(Key.ShiftRight);
+                }
+            }
+        }
+
+        protected void OnMouseLeave(EventArgs e)
+        {
+            MouseLeave(this, e);
+        }
+
+        protected void OnMouseEnter(EventArgs e)
+        {
+            MouseEnter(this, e);
+        }
+
+        protected void OnMouseDown(MouseButton button)
+        {
+            MouseState[button] = true;
+
+            var e = MouseDownArgs;
+            e.Mouse = MouseState;
+
+            MouseDown(this, e);
+        }
+
+        protected void OnMouseUp(MouseButton button)
+        {
+            MouseState[button] = false;
+
+            var e = MouseUpArgs;
+            e.Mouse = MouseState;
+
+            MouseUp(this, e);
+        }
+
+        protected void OnMouseMove(int x, int y)
+        {
+            MouseState.X = x;
+            MouseState.Y = y;
+
+            var e = MouseMoveArgs;
+            e.Mouse = MouseState;
+            e.XDelta = MouseState.X - PreviousMouseState.X;
+            e.YDelta = MouseState.Y - PreviousMouseState.Y;
+
+            if (e.XDelta == 0 && e.YDelta == 0)
+            {
+                Debug.WriteLine("OnMouseMove called without moving the mouse");
+                return;
+            }
+
+            PreviousMouseState = MouseState;
+            MouseMove(this, e);
+        }
+
+        protected void OnMouseWheel(float dx, float dy)
+        {
+            MouseState.SetScrollRelative(dx, dy);
+
+            var e = MouseWheelArgs;
+            e.Mouse = MouseState;
+            e.DeltaPrecise = MouseState.Scroll.Y - PreviousMouseState.Scroll.Y;
+
+            if (dx == 0 && dy == 0)
+            {
+                Debug.WriteLine("OnMouseWheel called without moving the mouse wheel.");
+                return;
+            }
+
+            PreviousMouseState = MouseState;
+            MouseWheel(this, e);
+        }
+
+        #endregion
+
+        #region INativeWindow Members
+
+        public event EventHandler<EventArgs> Move = delegate { };
+        public event EventHandler<EventArgs> Resize = delegate { };
+        public event EventHandler<System.ComponentModel.CancelEventArgs> Closing = delegate { };
+        public event EventHandler<EventArgs> Closed = delegate { };
+        public event EventHandler<EventArgs> Disposed = delegate { };
+        public event EventHandler<EventArgs> IconChanged = delegate { };
+        public event EventHandler<EventArgs> TitleChanged = delegate { };
+        public event EventHandler<EventArgs> VisibleChanged = delegate { };
+        public event EventHandler<EventArgs> FocusedChanged = delegate { };
+        public event EventHandler<EventArgs> WindowBorderChanged = delegate { };
+        public event EventHandler<EventArgs> WindowStateChanged = delegate { };
+        public event EventHandler<KeyboardKeyEventArgs> KeyDown = delegate { };
+        public event EventHandler<KeyPressEventArgs> KeyPress = delegate { };
+        public event EventHandler<KeyboardKeyEventArgs> KeyUp = delegate { };
+        public event EventHandler<EventArgs> MouseLeave = delegate { };
+        public event EventHandler<EventArgs> MouseEnter = delegate { };
+        public event EventHandler<MouseButtonEventArgs> MouseDown = delegate { };
+        public event EventHandler<MouseButtonEventArgs> MouseUp = delegate { };
+        public event EventHandler<MouseMoveEventArgs> MouseMove = delegate { };
+        public event EventHandler<MouseWheelEventArgs> MouseWheel = delegate { };
+
+        public abstract void Close();
+
+        public virtual void ProcessEvents()
+        {
+            if (!Focused)
+            {
+                // Clear keyboard state, otherwise KeyUp
+                // events may be missed resulting in stuck
+                // keys.
+                for (Key key = 0; key < Key.LastKey; key++)
+                {
+                    if (KeyboardState[key])
+                    {
+                        OnKeyUp(key);
+                    }
+                }
+            }
+        }
+
+        public abstract Point PointToClient(Point point);
+
+        public abstract Point PointToScreen(Point point);
+
+        public abstract Icon Icon { get; set; }
+
+        public abstract string Title { get; set; }
+
+        public abstract bool Focused { get; }
+
+        public abstract bool Visible { get; set; }
+
+        public abstract bool Exists { get; }
+
+        public abstract IWindowInfo WindowInfo { get; }
+
+        public abstract WindowState WindowState { get; set; }
+
+        public abstract WindowBorder WindowBorder { get; set; }
+
+        public abstract Rectangle Bounds { get; set; }
+
+        public virtual Point Location
+        {
+            get
+            {
+                return Bounds.Location;
+            }
+            set
+            {
+                Bounds = new Rectangle(value, Bounds.Size);
+            }
+        }
+
+        public virtual Size Size
+        {
+            get
+            {
+                return Bounds.Size;
+            }
+            set
+            {
+                Bounds = new Rectangle(Bounds.Location, value);
+            }
+        }
+
+        public int X
+        {
+            get
+            {
+                return Bounds.X;
+            }
+            set
+            {
+                Rectangle old = Bounds;
+                Bounds = new Rectangle(value, old.Y, old.Width, old.Height);
+            }
+        }
+
+        public int Y
+        {
+            get
+            {
+                return Bounds.Y;
+            }
+            set
+            {
+                Rectangle old = Bounds;
+                Bounds = new Rectangle(old.X, value, old.Width, old.Height);
+            }
+        }
+
+        public int Width
+        {
+            get
+            {
+                return ClientSize.Width;
+            }
+            set
+            {
+                Rectangle old = ClientRectangle;
+                ClientRectangle = new Rectangle(old.X, old.Y, value, old.Height);
+            }
+        }
+
+        public int Height
+        {
+            get
+            {
+                return ClientSize.Height;
+            }
+            set
+            {
+                Rectangle old = ClientRectangle;
+                Bounds = new Rectangle(old.X, old.Y, old.Width, value);
+            }
+        }
+
+        public Rectangle ClientRectangle
+        {
+            get
+            {
+                return new Rectangle(Point.Empty, ClientSize);
+            }
+            set
+            {
+                ClientSize = value.Size;
+            }
+        }
+
+        public abstract Size ClientSize { get; set; }
+
+        public virtual IInputDriver InputDriver
+        {
+            get
+            {
+                return LegacyInputDriver;
+            }
+        }
+
+        public abstract bool CursorVisible { get; set; }
+
+        public abstract MouseCursor Cursor { get; set; }
+
+        #endregion
+
+        #region IDisposable Members
+
+        public void Dispose()
+        {
+            Dispose(true);
+            GC.SuppressFinalize(this);
+        }
+
+        protected abstract void Dispose(bool disposing);
+
+        ~NativeWindowBase()
+        {
+            Debug.Print("NativeWindowBase leaked, did you forget to call Dispose()?");
+            Dispose(false);
+        }
+
+        #endregion
+    }
+}
+

Source/OpenTK/Platform/SDL2/Sdl2.cs

@@ -1572,8 +1572,8 @@ namespace OpenTK.Platform.SDL2
         public UInt32 Which;
         public Button Button;
         public State State;
+        public byte Clicks;
         byte padding1;
-        byte padding2;
         public Int32 X;
         public Int32 Y;
     }
@@ -1584,10 +1584,7 @@ namespace OpenTK.Platform.SDL2
         public uint Timestamp;
         public uint WindowID;
         public uint Which;
-        public State State;
+        public ButtonFlags State;
-        byte padding1;
-        byte padding2;
-        byte padding3;
         public Int32 X;
         public Int32 Y;
         public Int32 Xrel;
@@ -1617,10 +1614,6 @@ namespace OpenTK.Platform.SDL2
         }
 
         public const uint TouchMouseID = 0xffffffff;
-
-        public static class GL
-        {
-        }
     }
 
     struct Rect

Source/OpenTK/Platform/SDL2/Sdl2Factory.cs

@@ -57,7 +57,7 @@ namespace OpenTK.Platform.SDL2
 
         public override INativeWindow CreateNativeWindow(int x, int y, int width, int height, string title, GraphicsMode mode, GameWindowFlags options, DisplayDevice device)
         {
-            return new Sdl2NativeWindow(x, y, width, height, title, options, device, InputDriver);
+            return new Sdl2NativeWindow(x, y, width, height, title, options, device);
         }
 
         public override IDisplayDeviceDriver CreateDisplayDeviceDriver()

Source/OpenTK/Platform/SDL2/Sdl2InputDriver.cs

@@ -34,7 +34,7 @@ using OpenTK.Input;
 
 namespace OpenTK.Platform.SDL2
 {
-    class Sdl2InputDriver : IInputDriver2, IInputDriver
+    class Sdl2InputDriver : IInputDriver2
     {
         readonly static Dictionary<IntPtr, Sdl2InputDriver> DriverHandles =
             new Dictionary<IntPtr, Sdl2InputDriver>();
@@ -154,51 +154,6 @@ namespace OpenTK.Platform.SDL2
 
         #endregion
 
-        #region IInputDriver Members
-
-        public void Poll()
-        {
-            joystick_driver.Poll();
-        }
-
-        #endregion
-
-        #region IJoystickDriver Members
-
-        public IList<JoystickDevice> Joysticks
-        {
-            get
-            {
-                return joystick_driver.Joysticks;
-            }
-        }
-
-        #endregion
-
-        #region IMouseDriver Members
-
-        public IList<MouseDevice> Mouse
-        {
-            get
-            {
-                return mouse_driver.Mouse;
-            }
-        }
-
-        #endregion
-
-        #region IKeyboardDriver Members
-
-        public IList<KeyboardDevice> Keyboard
-        {
-            get
-            {
-                return keyboard_driver.Keyboard;
-            }
-        }
-
-        #endregion
-
         #region IInputDriver2 Members
 
         public IMouseDriver2 MouseDriver

Source/OpenTK/Platform/SDL2/Sdl2KeyMap.cs

@@ -298,6 +298,15 @@ namespace OpenTK.Platform.SDL2
                     return Key.Unknown;
             }
         }
+
+        public static KeyModifiers GetModifiers(Keymod mod)
+        {
+            KeyModifiers result = 0;
+            result |= (mod & Keymod.ALT) != 0 ? KeyModifiers.Alt : 0;
+            result |= (mod & Keymod.CTRL) != 0 ? KeyModifiers.Control : 0;
+            result |= (mod & Keymod.SHIFT) != 0 ? KeyModifiers.Shift : 0;
+            return result;
+        }
     }
 }
 

Source/OpenTK/Platform/SDL2/Sdl2Keyboard.cs

@@ -31,7 +31,7 @@ using OpenTK.Input;
 
 namespace OpenTK.Platform.SDL2
 {
-    class Sdl2Keyboard : IKeyboardDriver2, IKeyboardDriver
+    class Sdl2Keyboard : IKeyboardDriver2
     {
         KeyboardState state;
 
@@ -42,13 +42,6 @@ namespace OpenTK.Platform.SDL2
         public Sdl2Keyboard()
         {
             state.IsConnected = true;
-
-            keyboards.Add(new KeyboardDevice());
-            keyboards[0].Description = "Standard keyboard";
-            keyboards[0].NumberOfFunctionKeys = 12;
-            keyboards[0].NumberOfKeys = 101;
-            keyboards[0].NumberOfLeds = 3;
-            keyboards_readonly = keyboards.AsReadOnly();
         }
 
         #region Private Members
@@ -65,16 +58,16 @@ namespace OpenTK.Platform.SDL2
         {
             Keymod mod = SDL.GetModState();
 
-            state.SetKeyState(Key.LAlt, (byte)Scancode.LALT, (mod & Keymod.LALT) != 0);
+            state[Key.LAlt] = (mod & Keymod.LALT) != 0;
-            state.SetKeyState(Key.RAlt, (byte)Scancode.RALT, (mod & Keymod.RALT) != 0);
+            state[Key.RAlt] = (mod & Keymod.RALT) != 0;
-            state.SetKeyState(Key.LControl, (byte)Scancode.LCTRL, (mod & Keymod.LCTRL) != 0);
+            state[Key.LControl] = (mod & Keymod.LCTRL) != 0;
-            state.SetKeyState(Key.RControl, (byte)Scancode.RCTRL, (mod & Keymod.CTRL) != 0);
+            state[Key.RControl] = (mod & Keymod.RCTRL) != 0;
-            state.SetKeyState(Key.LShift, (byte)Scancode.LSHIFT, (mod & Keymod.LSHIFT) != 0);
+            state[Key.LShift] = (mod & Keymod.LSHIFT) != 0;
-            state.SetKeyState(Key.RShift, (byte)Scancode.RSHIFT, (mod & Keymod.RSHIFT) != 0);
+            state[Key.RShift] = (mod & Keymod.RSHIFT) != 0;
-            state.SetKeyState(Key.Menu, (byte)Scancode.APPLICATION, (mod & Keymod.GUI) != 0);
+            state[Key.Menu] = (mod & Keymod.GUI) != 0;
-            state.SetKeyState(Key.CapsLock, (byte)Scancode.CAPSLOCK, (mod & Keymod.CAPS) != 0);
+            state[Key.CapsLock] = (mod & Keymod.CAPS) != 0;
-            state.SetKeyState(Key.NumLock, (byte)Scancode.NUMLOCKCLEAR, (mod & Keymod.NUM) != 0);
+            state[Key.NumLock] = (mod & Keymod.NUM) != 0;
-            //state.SetKeyState(Key., (byte)Scancode.MODE, (mod & Keymod.MODE) != 0);
+            //state[Key.] = (mod & Keymod.MODE) != 0;
         }
 
         #endregion
@@ -86,22 +79,11 @@ namespace OpenTK.Platform.SDL2
             bool pressed = e.State != 0;
             var scancode = e.Keysym.Scancode;
             Key key = Sdl2KeyMap.GetKey(scancode);
+            KeyModifiers mods = Sdl2KeyMap.GetModifiers(e.Keysym.Mod);
+
             if (key != Key.Unknown)
             {
-                state.SetKeyState(key, (byte)scancode, pressed);
+                state[key] = pressed;
-                keyboards[0].SetKey(key, (byte)scancode, pressed);
-            }
-        }
-
-        #endregion
-
-        #region IKeyboardDriver Members
-
-        public IList<KeyboardDevice> Keyboard
-        {
-            get
-            {
-                return keyboards_readonly;
             }
         }
 

Source/OpenTK/Platform/SDL2/Sdl2Mouse.cs

@@ -33,28 +33,18 @@ using OpenTK.Input;
 
 namespace OpenTK.Platform.SDL2
 {
-    class Sdl2Mouse : IMouseDriver2, IMouseDriver
+    class Sdl2Mouse : IMouseDriver2
     {
         MouseState state;
 
-        readonly List<MouseDevice> mice =
-            new List<MouseDevice>();
-        readonly IList<MouseDevice> mice_readonly;
-
         public Sdl2Mouse()
         {
             state.IsConnected = true;
-
-            mice.Add(new MouseDevice());
-            mice[0].Description = "Standard mouse";
-            mice[0].NumberOfButtons = 3;
-            mice[0].NumberOfWheels = 1;
-            mice_readonly = mice.AsReadOnly();
         }
 
         #region Private Members
 
-        MouseButton TranslateButton(Button button)
+        static internal MouseButton TranslateButton(Button button)
         {
             switch (button)
             {
@@ -97,34 +87,19 @@ namespace OpenTK.Platform.SDL2
 
         public void ProcessWheelEvent(MouseWheelEvent wheel)
         {
-            state.WheelPrecise += wheel.Y;
+            state.SetScrollRelative(0, wheel.Y);
-            mice[0].WheelPrecise += wheel.Y;
         }
 
         public void ProcessMouseEvent(MouseMotionEvent motion)
         {
             state.X += motion.Xrel;
             state.Y += motion.Yrel;
-            mice[0].Position = new Point(motion.X, motion.Y);
         }
 
         public void ProcessMouseEvent(MouseButtonEvent button)
         {
             bool pressed = button.State == State.Pressed;
             SetButtonState(TranslateButton(button.Button), pressed);
-            mice[0][TranslateButton(button.Button)] = pressed;
-        }
-
-        #endregion
-
-        #region IMouseDriver Members
-
-        public IList<MouseDevice> Mouse
-        {
-            get
-            {
-                return mice_readonly;
-            }
         }
 
         #endregion

Source/OpenTK/Platform/SDL2/Sdl2NativeWindow.cs

@@ -41,7 +41,7 @@ using System.Text;
 
 namespace OpenTK.Platform.SDL2
 {
-    class Sdl2NativeWindow : INativeWindow, IInputDriver
+    class Sdl2NativeWindow : NativeWindowBase
     {
         readonly object sync = new object();
 
@@ -66,25 +66,14 @@ namespace OpenTK.Platform.SDL2
         // to .Net UTF16 strings 
         char[] DecodeTextBuffer = new char[32];
 
-        // Argument for KeyPress event (allocated once to avoid runtime allocations)
-        readonly KeyPressEventArgs keypress_args = new KeyPressEventArgs('\0');
-
-        // Argument for KeyDown and KeyUp events (allocated once to avoid runtime allocations)
-        readonly KeyboardKeyEventArgs key_args = new KeyboardKeyEventArgs();
-
-        readonly IInputDriver input_driver;
-
         static readonly Dictionary<uint, Sdl2NativeWindow> windows =
             new Dictionary<uint, Sdl2NativeWindow>();
 
         public Sdl2NativeWindow(int x, int y, int width, int height,
-            string title, GameWindowFlags options, DisplayDevice device,
+            string title, GameWindowFlags options, DisplayDevice device)
-            IInputDriver input_driver)
         {
             lock (sync)
             {
-                this.input_driver = input_driver;
-
                 var bounds = device.Bounds;
                 var flags = TranslateFlags(options);
                 flags |= WindowFlags.OPENGL;
@@ -180,7 +169,7 @@ namespace OpenTK.Platform.SDL2
                     case EventType.MOUSEBUTTONUP:
                         if (windows.TryGetValue(ev.Button.WindowID, out window))
                         {
-                            ProcessButtonEvent(window, ev);
+                            ProcessMouseButtonEvent(window, ev.Button);
                             processed = true;
                         }
                         break;
@@ -188,7 +177,7 @@ namespace OpenTK.Platform.SDL2
                     case EventType.MOUSEMOTION:
                         if (windows.TryGetValue(ev.Motion.WindowID, out window))
                         {
-                            ProcessMotionEvent(window, ev);
+                            ProcessMouseMotionEvent(window, ev.Motion);
                             processed = true;
                         }
                         break;
@@ -196,7 +185,7 @@ namespace OpenTK.Platform.SDL2
                     case EventType.MOUSEWHEEL:
                         if (windows.TryGetValue(ev.Wheel.WindowID, out window))
                         {
-                            ProcessWheelEvent(window, ev);
+                            ProcessMouseWheelEvent(window, ev.Wheel);
                             processed = true;
                         }
                         break;
@@ -214,9 +203,9 @@ namespace OpenTK.Platform.SDL2
             return processed ? 0 : 1;
         }
 
-        static void ProcessButtonEvent(Sdl2NativeWindow window, Event ev)
+        static void ProcessMouseButtonEvent(Sdl2NativeWindow window, MouseButtonEvent ev)
         {
-            bool button_pressed = ev.Button.State == State.Pressed;
+            bool button_pressed = ev.State == State.Pressed;
 
             // We need MouseUp events to be reported even if they occur
             // outside the window. SetWindowGrab ensures we get them.
@@ -225,24 +214,30 @@ namespace OpenTK.Platform.SDL2
                 SDL.SetWindowGrab(window.window.Handle,
                     button_pressed ? true : false);
             }
+
+            MouseButton button = Sdl2Mouse.TranslateButton(ev.Button);
+            if (button_pressed)
+            {
+                window.OnMouseDown(button);
+            }
+            else
+            {
+                window.OnMouseUp(button);
+            }
         }
 
         static void ProcessKeyEvent(Sdl2NativeWindow window, Event ev)
         {
             bool key_pressed = ev.Key.State == State.Pressed;
-            var key = ev.Key.Keysym;
+            Key key = TranslateKey(ev.Key.Keysym.Scancode);
-            window.key_args.Key = TranslateKey(key.Scancode);
-            window.key_args.ScanCode = (uint)key.Scancode;
-            window.key_args.Modifiers = window.input_driver.Keyboard[0].GetModifiers();
             if (key_pressed)
             {
-                window.KeyDown(window, window.key_args);
+                window.OnKeyDown(key, ev.Key.Repeat > 0);
             }
             else
             {
-                window.KeyUp(window, window.key_args);
+                window.OnKeyUp(key);
             }
-            //window.keyboard.SetKey(TranslateKey(key.scancode), (uint)key.scancode, key_pressed);
         }
 
         static unsafe void ProcessTextInputEvent(Sdl2NativeWindow window, TextInputEvent ev)
@@ -273,21 +268,21 @@ namespace OpenTK.Platform.SDL2
 
             for (int i = 0; i < decoded_length; i++)
             {
-                window.keypress_args.KeyChar = window.DecodeTextBuffer[i];
+                window.OnKeyPress(window.DecodeTextBuffer[i]);
-                window.KeyPress(window, window.keypress_args);
             }
         }
 
-        static void ProcessMotionEvent(Sdl2NativeWindow window, Event ev)
+        static void ProcessMouseMotionEvent(Sdl2NativeWindow window, MouseMotionEvent ev)
         {
             float scale = window.ClientSize.Width / (float)window.Size.Width;
-            //window.mouse.Position = new Point(
+            window.OnMouseMove(
-            //    (int)(ev.motion.x * scale), (int)(ev.motion.y * scale));
+                (int)Math.Round(ev.X * scale),
+                (int)Math.Round(ev.Y * scale));
         }
 
-        static void ProcessWheelEvent(Sdl2NativeWindow window, Event ev)
+        static void ProcessMouseWheelEvent(Sdl2NativeWindow window, MouseWheelEvent ev)
         {
-            //window.mouse.Wheel += ev.wheel.y;
+            window.OnMouseWheel(ev.X, ev.Y);
         }
 
         static void ProcessWindowEvent(Sdl2NativeWindow window, WindowEvent e)
@@ -299,7 +294,7 @@ namespace OpenTK.Platform.SDL2
                     try
                     {
                         window.is_in_closing_event = true;
-                        window.Closing(window, close_args);
+                        window.OnClosing(close_args);
                     }
                     finally
                     {
@@ -308,17 +303,17 @@ namespace OpenTK.Platform.SDL2
 
                     if (!close_args.Cancel)
                     {
-                        window.Closed(window, EventArgs.Empty);
+                        window.OnClosed(EventArgs.Empty);
                         window.must_destroy = true;
                     }
                     break;
 
                 case WindowEventID.ENTER:
-                    window.MouseEnter(window, EventArgs.Empty);
+                    window.OnMouseEnter(EventArgs.Empty);
                     break;
 
                 case WindowEventID.LEAVE:
-                    window.MouseLeave(window, EventArgs.Empty);
+                    window.OnMouseLeave(EventArgs.Empty);
                     break;
 
                 case WindowEventID.EXPOSED:
@@ -327,47 +322,47 @@ namespace OpenTK.Platform.SDL2
 
                 case WindowEventID.FOCUS_GAINED:
                     window.is_focused = true;
-                    window.FocusedChanged(window, EventArgs.Empty);
+                    window.OnFocusedChanged(EventArgs.Empty);
                     break;
 
                 case WindowEventID.FOCUS_LOST:
                     window.is_focused = false;
-                    window.FocusedChanged(window, EventArgs.Empty);
+                    window.OnFocusedChanged(EventArgs.Empty);
                     break;
 
                 case WindowEventID.HIDDEN:
                     window.is_visible = false;
-                    window.VisibleChanged(window, EventArgs.Empty);
+                    window.OnVisibleChanged(EventArgs.Empty);
                     break;
 
                 case WindowEventID.SHOWN:
                     window.is_visible = true;
-                    window.VisibleChanged(window, EventArgs.Empty);
+                    window.OnVisibleChanged(EventArgs.Empty);
                     break;
 
                 case WindowEventID.MAXIMIZED:
                     window.window_state = WindowState.Maximized;
-                    window.WindowStateChanged(window, EventArgs.Empty);
+                    window.OnWindowStateChanged(EventArgs.Empty);
                     break;
 
                 case WindowEventID.MINIMIZED:
                     window.previous_window_state = window.window_state;
                     window.window_state = WindowState.Minimized;
-                    window.WindowStateChanged(window, EventArgs.Empty);
+                    window.OnWindowStateChanged(EventArgs.Empty);
                     break;
 
                 case WindowEventID.RESTORED:
                     window.window_state = window.previous_window_state;
-                    window.WindowStateChanged(window, EventArgs.Empty);
+                    window.OnWindowStateChanged(EventArgs.Empty);
                     break;
 
                 case WindowEventID.MOVED:
-                    window.Move(window, EventArgs.Empty);
+                    window.OnMove(EventArgs.Empty);
                     break;
 
                 case WindowEventID.RESIZED:
                 case WindowEventID.SIZE_CHANGED:
-                    window.Resize(window, EventArgs.Empty);
+                    window.OnResize(EventArgs.Empty);
                     break;
 
                 default:
@@ -402,6 +397,16 @@ namespace OpenTK.Platform.SDL2
             SDL.ShowCursor(!grab);
             SDL.SetWindowGrab(window.Handle, grab);
             SDL.SetRelativeMouseMode(grab);
+            if (!grab)
+            {
+                // Move the cursor to the current position
+                // in order to avoid a sudden jump when it
+                // becomes visible again
+                float scale = Width / (float)Size.Width;
+                SDL.WarpMouseInWindow(window.Handle,
+                    (int)Math.Round(MouseState.X / scale),
+                    (int)Math.Round(MouseState.Y / scale));
+            }
         }
 
         // Hack to force WindowState events to be pumped
@@ -443,24 +448,7 @@ namespace OpenTK.Platform.SDL2
 
         #region INativeWindow Members
 
-        public event EventHandler<EventArgs> Move = delegate { };
+        public override MouseCursor Cursor
-        public event EventHandler<EventArgs> Resize = delegate { };
-        public event EventHandler<System.ComponentModel.CancelEventArgs> Closing = delegate { };
-        public event EventHandler<EventArgs> Closed = delegate { };
-        public event EventHandler<EventArgs> Disposed = delegate { };
-        public event EventHandler<EventArgs> IconChanged = delegate { };
-        public event EventHandler<EventArgs> TitleChanged = delegate { };
-        public event EventHandler<EventArgs> VisibleChanged = delegate { };
-        public event EventHandler<EventArgs> FocusedChanged = delegate { };
-        public event EventHandler<EventArgs> WindowBorderChanged = delegate { };
-        public event EventHandler<EventArgs> WindowStateChanged = delegate { };
-        public event EventHandler<KeyboardKeyEventArgs> KeyDown = delegate { };
-        public event EventHandler<KeyPressEventArgs> KeyPress = delegate { };
-        public event EventHandler<KeyboardKeyEventArgs> KeyUp = delegate { }; 
-        public event EventHandler<EventArgs> MouseEnter = delegate { };
-        public event EventHandler<EventArgs> MouseLeave = delegate { };
-
-        public MouseCursor Cursor
         {
             get
             {
@@ -540,7 +528,7 @@ namespace OpenTK.Platform.SDL2
             }
         }
 
-        public void Close()
+        public override void Close()
         {
             lock (sync)
             {
@@ -560,8 +548,9 @@ namespace OpenTK.Platform.SDL2
             }
         }
 
-        public void ProcessEvents()
+        public override void ProcessEvents()
         {
+            base.ProcessEvents();
             lock (sync)
             {
                 if (Exists)
@@ -581,21 +570,21 @@ namespace OpenTK.Platform.SDL2
             }
         }
 
-        public Point PointToClient(Point point)
+        public override Point PointToClient(Point point)
         {
             var origin = DisplayDevice.Default.Bounds.Location;
             var client = Location;
             return new Point(point.X + client.X - origin.X, point.Y + client.Y - origin.Y);
         }
 
-        public Point PointToScreen(Point point)
+        public override Point PointToScreen(Point point)
         {
             var origin = DisplayDevice.Default.Bounds.Location;
             var client = Location;
             return new Point(point.X + origin.X - client.X, point.Y + origin.Y - client.Y);
         }
 
-        public Icon Icon
+        public override Icon Icon
         {
             get
             {
@@ -639,13 +628,13 @@ namespace OpenTK.Platform.SDL2
                         }
 
                         icon = value;
-                        IconChanged(this, EventArgs.Empty);
+                        OnIconChanged(EventArgs.Empty);
                     }
                 }
             }
         }
 
-        public string Title
+        public override string Title
         {
             get
             {
@@ -671,7 +660,7 @@ namespace OpenTK.Platform.SDL2
             }
         }
 
-        public bool Focused
+        public override bool Focused
         {
             get
             {
@@ -679,7 +668,7 @@ namespace OpenTK.Platform.SDL2
             }
         }
 
-        public bool Visible
+        public override bool Visible
         {
             get
             {
@@ -700,7 +689,7 @@ namespace OpenTK.Platform.SDL2
             }
         }
 
-        public bool Exists
+        public override bool Exists
         {
             get
             {
@@ -708,7 +697,7 @@ namespace OpenTK.Platform.SDL2
             }
         }
 
-        public IWindowInfo WindowInfo
+        public override IWindowInfo WindowInfo
         {
             get
             {
@@ -716,7 +705,7 @@ namespace OpenTK.Platform.SDL2
             }
         }
 
-        public WindowState WindowState
+        public override WindowState WindowState
         {
             get
             {
@@ -774,7 +763,7 @@ namespace OpenTK.Platform.SDL2
             }
         }
 
-        public WindowBorder WindowBorder
+        public override WindowBorder WindowBorder
         {
             get
             {
@@ -810,13 +799,13 @@ namespace OpenTK.Platform.SDL2
 
                     if (Exists)
                     {
-                        WindowBorderChanged(this, EventArgs.Empty);
+                        OnWindowBorderChanged(EventArgs.Empty);
                     }
                 }
             }
         }
 
-        public Rectangle Bounds
+        public override Rectangle Bounds
         {
             get
             {
@@ -829,7 +818,7 @@ namespace OpenTK.Platform.SDL2
             }
         }
 
-        public Point Location
+        public override Point Location
         {
             get
             {
@@ -856,7 +845,7 @@ namespace OpenTK.Platform.SDL2
             }
         }
 
-        public Size Size
+        public override Size Size
         {
             get
             {
@@ -883,67 +872,7 @@ namespace OpenTK.Platform.SDL2
             }
         }
 
-        public int X
+        public override Size ClientSize
-        {
-            get
-            {
-                return Location.X;
-            }
-            set
-            {
-                Location = new Point(value, Y);
-            }
-        }
-
-        public int Y
-        {
-            get
-            {
-                return Location.Y;
-            }
-            set
-            {
-                Location = new Point(X, value);
-            }
-        }
-
-        public int Width
-        {
-            get
-            {
-                return ClientSize.Width;
-            }
-            set
-            {
-                ClientSize = new Size(value, Height);
-            }
-        }
-
-        public int Height
-        {
-            get
-            {
-                return ClientSize.Height;
-            }
-            set
-            {
-                ClientSize = new Size(Width, value);
-            }
-        }
-
-        public Rectangle ClientRectangle
-        {
-            get
-            {
-                return new Rectangle(new Point(), ClientSize);
-            }
-            set
-            {
-                ClientSize = value.Size;
-            }
-        }
-
-        public Size ClientSize
         {
             get
             {
@@ -967,15 +896,7 @@ namespace OpenTK.Platform.SDL2
             }
         }
 
-        public IInputDriver InputDriver
+        public override bool CursorVisible
-        {
-            get
-            {
-                return input_driver;
-            }
-        }
-
-        public bool CursorVisible
         {
             get
             {
@@ -996,54 +917,9 @@ namespace OpenTK.Platform.SDL2
 
         #endregion
 
-        #region IInputDriver Members
-
-        public void Poll()
-        {
-            InputDriver.Poll();
-        }
-
-        #endregion
-
-        #region IJoystickDriver Members
-
-        public IList<JoystickDevice> Joysticks
-        {
-            get
-            {
-                return InputDriver.Joysticks;
-            }
-        }
-
-        #endregion
-
-        #region IMouseDriver Members
-
-        public IList<MouseDevice> Mouse
-        {
-            get
-            {
-                return InputDriver.Mouse;
-            }
-        }
-
-        #endregion
-
-        #region IKeyboardDriver Members
-
-        public IList<KeyboardDevice> Keyboard
-        {
-            get
-            {
-                return InputDriver.Keyboard;
-            }
-        }
-
-        #endregion
-
         #region IDisposable implementation
 
-        void Dispose(bool manual)
+        protected override void Dispose(bool manual)
         {
             if (!disposed)
             {
@@ -1082,17 +958,6 @@ namespace OpenTK.Platform.SDL2
             }
         }
 
-        public void Dispose()
-        {
-            Dispose(true);
-            GC.SuppressFinalize(this);
-        }
-
-        ~Sdl2NativeWindow()
-        {
-            Dispose(true);
-        }
-
         #endregion
     }
 }

Source/OpenTK/Platform/Windows/API.cs

@@ -3591,7 +3591,8 @@ namespace OpenTK.Platform.Windows
         BUTTON_5_DOWN    = 0x0100,
         BUTTON_5_UP      = 0x0200,
 
-        WHEEL            = 0x0400
+        WHEEL            = 0x0400,
+        HWHEEL            = 0x0800,
     }
 
     #endregion
@@ -4197,7 +4198,6 @@ namespace OpenTK.Platform.Windows
         MBUTTONUP = 0x0208,
         MBUTTONDBLCLK = 0x0209,
         MOUSEWHEEL = 0x020A,
-        MOUSELAST = 0x020D,
         /// <summary>
         /// Windows 2000 and higher only.
         /// </summary>
@@ -4210,6 +4210,10 @@ namespace OpenTK.Platform.Windows
         /// Windows 2000 and higher only.
         /// </summary>
         XBUTTONDBLCLK    = 0x020D,
+        /// <summary>
+        /// Windows Vista and higher only.
+        /// </summary>
+        MOUSEHWHEEL = 0x020E,
         PARENTNOTIFY = 0x0210,
         ENTERMENULOOP = 0x0211,
         EXITMENULOOP = 0x0212,

Source/OpenTK/Platform/Windows/WinGLNative.cs

@@ -44,7 +44,7 @@ namespace OpenTK.Platform.Windows
     /// Drives GameWindow on Windows.
     /// This class supports OpenTK, and is not intended for use by OpenTK programs.
     /// </summary>
-    internal sealed class WinGLNative : INativeWindow, IInputDriver
+    internal sealed class WinGLNative : NativeWindowBase
     {
         #region Fields
 
@@ -82,12 +82,6 @@ namespace OpenTK.Platform.Windows
 
         const ClassStyle DefaultClassStyle = ClassStyle.OwnDC;
 
-        // Used for IInputDriver implementation
-        IJoystickDriver joystick_driver = Factory.Default.CreateLegacyJoystickDriver();
-        KeyboardDevice keyboard = new KeyboardDevice();
-        MouseDevice mouse = new MouseDevice();
-        IList<KeyboardDevice> keyboards = new List<KeyboardDevice>(1);
-        IList<MouseDevice> mice = new List<MouseDevice>(1);
         const long ExtendedBit = 1 << 24;           // Used to distinguish left and right control, alt and enter keys.
         
         public static readonly uint ShiftLeftScanCode = Functions.MapVirtualKey(VirtualKeys.LSHIFT, 0);
@@ -97,10 +91,6 @@ namespace OpenTK.Platform.Windows
         public static readonly uint AltLeftScanCode = Functions.MapVirtualKey(VirtualKeys.LMENU, 0);
         public static readonly uint AltRightScanCode = Functions.MapVirtualKey(VirtualKeys.RMENU, 0);
 
-        KeyboardKeyEventArgs key_down = new KeyboardKeyEventArgs();
-        KeyboardKeyEventArgs key_up = new KeyboardKeyEventArgs();
-        KeyPressEventArgs key_press = new KeyPressEventArgs((char)0);
-
         MouseCursor cursor = MouseCursor.Default;
         IntPtr cursor_handle = Functions.LoadCursor(CursorName.Arrow);
         int cursor_visible_count = 0;
@@ -160,18 +150,6 @@ namespace OpenTK.Platform.Windows
                     window);
 
                 exists = true;
-
-                keyboard.Description = "Standard Windows keyboard";
-                keyboard.NumberOfFunctionKeys = 12;
-                keyboard.NumberOfKeys = 101;
-                keyboard.NumberOfLeds = 3;
-
-                mouse.Description = "Standard Windows mouse";
-                mouse.NumberOfButtons = 3;
-                mouse.NumberOfWheels = 1;
-
-                keyboards.Add(keyboard);
-                mice.Add(mouse);
             }
         }
 
@@ -254,7 +232,7 @@ namespace OpenTK.Platform.Windows
                 focused = (wParam.ToInt64() & 0xFFFF) != 0;
 
             if (new_focused_state != Focused)
-                FocusedChanged(this, EventArgs.Empty);
+                OnFocusedChanged(EventArgs.Empty);
         }
 
         void HandleEnterModalLoop(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
@@ -292,7 +270,7 @@ namespace OpenTK.Platform.Windows
                     if (Location != new_location)
                     {
                         bounds.Location = new_location;
-                        Move(this, EventArgs.Empty);
+                        OnMove(EventArgs.Empty);
                     }
 
                     Size new_size = new Size(pos->cx, pos->cy);
@@ -310,7 +288,7 @@ namespace OpenTK.Platform.Windows
                             SetWindowPosFlags.NOACTIVATE | SetWindowPosFlags.NOSENDCHANGING);
 
                         if (suppress_resize <= 0)
-                            Resize(this, EventArgs.Empty);
+                            OnResize(EventArgs.Empty);
                     }
 
                     if (!is_in_modal_loop)
@@ -352,7 +330,7 @@ namespace OpenTK.Platform.Windows
                     GrabCursor();
 
                 windowBorder = new_border;
-                WindowBorderChanged(this, EventArgs.Empty);
+                OnWindowBorderChanged(EventArgs.Empty);
             }
         }
 
@@ -380,7 +358,7 @@ namespace OpenTK.Platform.Windows
             if (new_state != windowState)
             {
                 windowState = new_state;
-                WindowStateChanged(this, EventArgs.Empty);
+                OnWindowStateChanged(EventArgs.Empty);
 
                 // Ensure cursor remains grabbed
                 if (!CursorVisible)
@@ -415,8 +393,7 @@ namespace OpenTK.Platform.Windows
 
             if (!Char.IsControl(c))
             {
-                key_press.KeyChar = c;
+                OnKeyPress(c);
-                KeyPress(this, key_press);
             }
         }
 
@@ -442,8 +419,7 @@ namespace OpenTK.Platform.Windows
                 };
 
                 // Max points GetMouseMovePointsEx can return is 64.
-                int numPoints = 64;
+                const int numPoints = 64;
-
                 MouseMovePoint* movePoints = stackalloc MouseMovePoint[numPoints];
 
                 // GetMouseMovePointsEx fills in movePoints so that the most 
@@ -459,7 +435,7 @@ namespace OpenTK.Platform.Windows
                 if (points == 0 || (points == -1 && lastError == Constants.ERROR_POINT_NOT_FOUND))
                 {
                     // Just use the mouse move position
-                    mouse.Position = point;
+                    OnMouseMove(point.X, point.Y);
                 }
                 else if (points == -1)
                 {
@@ -468,7 +444,7 @@ namespace OpenTK.Platform.Windows
                 else
                 {
                     // Exclude the current position. 
-                    Point currentScreenPosition = new Point(mouse.X, mouse.Y);
+                    Point currentScreenPosition = new Point(InputDriver.Mouse[0].X, InputDriver.Mouse[0].Y);
                     Functions.ClientToScreen(handle, ref currentScreenPosition);
 
                     // Find the first move point we've already seen.
@@ -497,7 +473,7 @@ namespace OpenTK.Platform.Windows
                             position.Y -= 65536;
                         }
                         Functions.ScreenToClient(handle, ref position);
-                        mouse.Position = position;
+                        OnMouseMove(position.X, position.Y);
                     }
                 }
                 mouse_last_timestamp = timestamp;
@@ -510,7 +486,7 @@ namespace OpenTK.Platform.Windows
                 mouse_outside_window = false;
                 EnableMouseTracking();
 
-                MouseEnter(this, EventArgs.Empty);
+                OnMouseEnter(EventArgs.Empty);
             }
         }
 
@@ -519,64 +495,75 @@ namespace OpenTK.Platform.Windows
             mouse_outside_window = true;
             // Mouse tracking is disabled automatically by the OS
 
-            MouseLeave(this, EventArgs.Empty);
+            OnMouseLeave(EventArgs.Empty);
         }
 
         void HandleMouseWheel(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
         {
             // This is due to inconsistent behavior of the WParam value on 64bit arch, whese
             // wparam = 0xffffffffff880000 or wparam = 0x00000000ff100000
-            mouse.WheelPrecise += ((long)wParam << 32 >> 48) / 120.0f;
+            OnMouseWheel(0, ((long)wParam << 32 >> 48) / 120.0f);
+        }
+
+        void HandleMouseHWheel(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
+        {
+            // This is due to inconsistent behavior of the WParam value on 64bit arch, whese
+            // wparam = 0xffffffffff880000 or wparam = 0x00000000ff100000
+            OnMouseWheel(((long)wParam << 32 >> 48) / 120.0f, 0);
         }
 
         void HandleLButtonDown(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
         {
             Functions.SetCapture(window.Handle);
-            mouse[MouseButton.Left] = true;
+            OnMouseDown(MouseButton.Left);
         }
 
         void HandleMButtonDown(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
         {
             Functions.SetCapture(window.Handle);
-            mouse[MouseButton.Middle] = true;
+            OnMouseDown(MouseButton.Middle);
         }
 
         void HandleRButtonDown(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
         {
             Functions.SetCapture(window.Handle);
-            mouse[MouseButton.Right] = true;
+            OnMouseDown(MouseButton.Right);
         }
 
         void HandleXButtonDown(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
         {
             Functions.SetCapture(window.Handle);
-            mouse[((wParam.ToInt32() & 0xFFFF0000) >> 16) == 1 ?
+            MouseButton button =
-                MouseButton.Button1 : MouseButton.Button2] = true;
+                ((wParam.ToInt32() & 0xFFFF0000) >> 16) == 1 ?
+                MouseButton.Button1 : MouseButton.Button2;
+            OnMouseDown(button);
         }
 
         void HandleLButtonUp(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
         {
             Functions.ReleaseCapture();
-            mouse[MouseButton.Left] = false;
+            OnMouseUp(MouseButton.Left);
         }
 
         void HandleMButtonUp(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
         {
             Functions.ReleaseCapture();
-            mouse[MouseButton.Middle] = false;
+            OnMouseUp(MouseButton.Middle);
         }
 
         void HandleRButtonUp(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
         {
             Functions.ReleaseCapture();
-            mouse[MouseButton.Right] = false;
+            OnMouseUp(MouseButton.Right);
         }
 
         void HandleXButtonUp(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
         {
             Functions.ReleaseCapture();
-            mouse[((wParam.ToInt32() & 0xFFFF0000) >> 16) == 1 ?
+            MouseButton button =
-                MouseButton.Button1 : MouseButton.Button2] = false;
+                ((wParam.ToInt32() & 0xFFFF0000) >> 16) == 1 ?
+                MouseButton.Button1 : MouseButton.Button2;
+            OnMouseUp(button);
         }
 
         void HandleKeyboard(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
@@ -593,33 +580,28 @@ namespace OpenTK.Platform.Windows
             // In this case, both keys will be reported as pressed.
 
             bool extended = (lParam.ToInt64() & ExtendedBit) != 0;
-            short scancode = (short)((lParam.ToInt64() >> 16) & 0xFF);
+            short scancode = (short)((lParam.ToInt64() >> 16) & 0xff);
+            //ushort repeat_count = unchecked((ushort)((ulong)lParam.ToInt64() & 0xffffu));
             VirtualKeys vkey = (VirtualKeys)wParam;
             bool is_valid;
             Key key = WinKeyMap.TranslateKey(scancode, vkey, extended, false, out is_valid);
 
             if (is_valid)
             {
-                keyboard.SetKey(key, (byte)scancode, pressed);
-
                 if (pressed)
                 {
-                    key_down.Key = key;
+                    //OnKeyDown(key, repeat_count > 0);
-                    key_down.Modifiers = keyboard.GetModifiers();
+                    OnKeyDown(key, KeyboardState[key]);
-                    KeyDown(this, key_down);
                 }
                 else
                 {
-                    key_up.Key = key;
+                    OnKeyUp(key);
-                    key_up.Modifiers = keyboard.GetModifiers();
-                    KeyUp(this, key_up);
                 }
             }
         }
 
         void HandleKillFocus(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
         {
-            keyboard.ClearKeys();
         }
 
         void HandleCreate(IntPtr handle, WindowMessage message, IntPtr wParam, IntPtr lParam)
@@ -644,7 +626,7 @@ namespace OpenTK.Platform.Windows
         {
             System.ComponentModel.CancelEventArgs e = new System.ComponentModel.CancelEventArgs();
 
-            Closing(this, e);
+            OnClosing(e);
 
             if (!e.Cancel)
             {
@@ -663,7 +645,7 @@ namespace OpenTK.Platform.Windows
             window.Dispose();
             child_window.Dispose();
 
-            Closed(this, EventArgs.Empty);
+            OnClosed(EventArgs.Empty);
         }
 
         #endregion
@@ -731,6 +713,10 @@ namespace OpenTK.Platform.Windows
                     HandleMouseWheel(handle, message, wParam, lParam);
                     break;
 
+                case WindowMessage.MOUSEHWHEEL:
+                    HandleMouseHWheel(handle, message, wParam, lParam);
+                    break;
+
                 case WindowMessage.LBUTTONDOWN:
                     HandleLButtonDown(handle, message, wParam, lParam);
                     break;
@@ -927,7 +913,6 @@ namespace OpenTK.Platform.Windows
         {
             suppress_resize++;
             WindowBorder = WindowBorder.Hidden;
-            ProcessEvents();
             suppress_resize--;
         }
 
@@ -938,7 +923,6 @@ namespace OpenTK.Platform.Windows
                 deferred_window_border.HasValue ? deferred_window_border.Value :
                 previous_window_border.HasValue ? previous_window_border.Value :
                 WindowBorder;
-            ProcessEvents();
             suppress_resize--;
             deferred_window_border = previous_window_border = null;
         }
@@ -947,7 +931,6 @@ namespace OpenTK.Platform.Windows
         {
             suppress_resize++;
             WindowState = WindowState.Normal;
-            ProcessEvents();
             suppress_resize--;
         }
 
@@ -977,7 +960,7 @@ namespace OpenTK.Platform.Windows
 
         #region Bounds
 
-        public Rectangle Bounds
+        public override Rectangle Bounds
         {
             get { return bounds; }
             set
@@ -991,7 +974,7 @@ namespace OpenTK.Platform.Windows
 
         #region Location
 
-        public Point Location
+        public override Point Location
         {
             get { return Bounds.Location; }
             set
@@ -1005,7 +988,7 @@ namespace OpenTK.Platform.Windows
 
         #region Size
 
-        public Size Size
+        public override Size Size
         {
             get { return Bounds.Size; }
             set
@@ -1017,36 +1000,13 @@ namespace OpenTK.Platform.Windows
 
         #endregion
 
-        #region ClientRectangle
-
-        public Rectangle ClientRectangle
-        {
-            get
-            {
-                if (client_rectangle.Width == 0)
-                    client_rectangle.Width = 1;
-                if (client_rectangle.Height == 0)
-                    client_rectangle.Height = 1;
-                return client_rectangle;
-            }
-            set
-            {
-                WindowStyle style = (WindowStyle)Functions.GetWindowLong(window.Handle, GetWindowLongOffsets.STYLE);
-                Win32Rectangle rect = Win32Rectangle.From(value);
-                Functions.AdjustWindowRect(ref rect, style, false);
-                Size = new Size(rect.Width, rect.Height);
-            }
-        }
-
-        #endregion
-
         #region ClientSize
 
-        public Size ClientSize
+        public override Size ClientSize
         {
             get
             {
-                return ClientRectangle.Size;
+                return client_rectangle.Size;
             }
             set
             {
@@ -1059,49 +1019,9 @@ namespace OpenTK.Platform.Windows
 
         #endregion
 
-        #region Width
-
-        public int Width
-        {
-            get { return ClientRectangle.Width; }
-            set { ClientRectangle = new Rectangle(0, 0, value, Height); }
-        }
-
-        #endregion
-
-        #region Height
-
-        public int Height
-        {
-            get { return ClientRectangle.Height; }
-            set { ClientRectangle = new Rectangle(0, 0, Width, value); }
-        }
-
-        #endregion
-
-        #region X
-
-        public int X
-        {
-            get { return Location.X; }
-            set { Location = new Point(value, Y); }
-        }
-
-        #endregion
-
-        #region Y
-
-        public int Y
-        {
-            get { return Location.Y; }
-            set { Location = new Point(X, value); }
-        }
-
-        #endregion
-
         #region Icon
 
-        public Icon Icon
+        public override Icon Icon
         {
             get
             {
@@ -1117,7 +1037,7 @@ namespace OpenTK.Platform.Windows
                         Functions.SendMessage(window.Handle, WindowMessage.SETICON, (IntPtr)0, icon == null ? IntPtr.Zero : value.Handle);
                         Functions.SendMessage(window.Handle, WindowMessage.SETICON, (IntPtr)1, icon == null ? IntPtr.Zero : value.Handle);
                     }
-                    IconChanged(this, EventArgs.Empty);
+                    OnIconChanged(EventArgs.Empty);
                 }
             }
         }
@@ -1126,7 +1046,7 @@ namespace OpenTK.Platform.Windows
 
         #region Focused
 
-        public bool Focused
+        public override bool Focused
         {
             get { return focused; }
         }
@@ -1136,7 +1056,7 @@ namespace OpenTK.Platform.Windows
         #region Title
 
         StringBuilder sb_title = new StringBuilder(256);
-        public string Title
+        public override string Title
         {
             get
             {
@@ -1151,7 +1071,7 @@ namespace OpenTK.Platform.Windows
                 {
                     if (!Functions.SetWindowText(window.Handle, value))
                         Debug.Print("Failed to change window title (window:{0}, new title:{1}, reason:{2}).", window.Handle, value, Marshal.GetLastWin32Error());
-                    TitleChanged(this, EventArgs.Empty);
+                    OnTitleChanged(EventArgs.Empty);
                 }
             }
         }
@@ -1160,7 +1080,7 @@ namespace OpenTK.Platform.Windows
 
         #region Visible
 
-        public bool Visible
+        public override bool Visible
         {
             get
             {
@@ -1184,7 +1104,7 @@ namespace OpenTK.Platform.Windows
                         Functions.ShowWindow(window.Handle, ShowWindowCommand.HIDE);
                     }
 
-                    VisibleChanged(this, EventArgs.Empty);
+                    OnVisibleChanged(EventArgs.Empty);
                 }
             }
         }
@@ -1193,13 +1113,13 @@ namespace OpenTK.Platform.Windows
 
         #region Exists
 
-        public bool Exists { get { return exists; } }
+        public override  bool Exists { get { return exists; } }
 
         #endregion
 
         #region Cursor
 
-        public MouseCursor Cursor
+        public override MouseCursor Cursor
         {
             get
             {
@@ -1271,7 +1191,7 @@ namespace OpenTK.Platform.Windows
 
         #region CursorVisible
 
-        public bool CursorVisible
+        public override bool CursorVisible
         {
             get { return cursor_visible_count >= 0; } // Not used
             set
@@ -1303,7 +1223,7 @@ namespace OpenTK.Platform.Windows
 
         #region Close
 
-        public void Close()
+        public override void Close()
         {
             Functions.PostMessage(window.Handle, WindowMessage.CLOSE, IntPtr.Zero, IntPtr.Zero);
         }
@@ -1312,7 +1232,7 @@ namespace OpenTK.Platform.Windows
 
         #region public WindowState WindowState
 
-        public WindowState WindowState
+        public override WindowState WindowState
         {
             get
             {
@@ -1325,12 +1245,12 @@ namespace OpenTK.Platform.Windows
 
                 ShowWindowCommand command = 0;
                 bool exiting_fullscreen = false;
-                borderless_maximized_window_state = false;
 
                 switch (value)
                 {
                     case WindowState.Normal:
                         command = ShowWindowCommand.RESTORE;
+                        borderless_maximized_window_state = false;
 
                         // If we are leaving fullscreen mode we need to restore the border.
                         if (WindowState == WindowState.Fullscreen)
@@ -1358,6 +1278,7 @@ namespace OpenTK.Platform.Windows
                         }
                         else
                         {
+                            borderless_maximized_window_state = false;
                             command = ShowWindowCommand.MAXIMIZE;
                         }
                         break;
@@ -1406,7 +1327,7 @@ namespace OpenTK.Platform.Windows
 
         #region public WindowBorder WindowBorder
 
-        public WindowBorder WindowBorder
+        public override WindowBorder WindowBorder
         {
             get
             {
@@ -1500,7 +1421,7 @@ namespace OpenTK.Platform.Windows
 
         #region PointToClient
 
-        public Point PointToClient(Point point)
+        public override Point PointToClient(Point point)
         {
             if (!Functions.ScreenToClient(window.Handle, ref point))
                 throw new InvalidOperationException(String.Format(
@@ -1514,7 +1435,7 @@ namespace OpenTK.Platform.Windows
 
         #region PointToScreen
 
-        public Point PointToScreen(Point point)
+        public override Point PointToScreen(Point point)
         {
             if (!Functions.ClientToScreen(window.Handle, ref point))
                 throw new InvalidOperationException(String.Format(
@@ -1526,27 +1447,6 @@ namespace OpenTK.Platform.Windows
 
         #endregion
 
-        #region Events
-
-        public event EventHandler<EventArgs> Move = delegate { };
-        public event EventHandler<EventArgs> Resize = delegate { };
-        public event EventHandler<System.ComponentModel.CancelEventArgs> Closing = delegate { };
-        public event EventHandler<EventArgs> Closed = delegate { };
-        public event EventHandler<EventArgs> Disposed = delegate { };
-        public event EventHandler<EventArgs> IconChanged = delegate { };
-        public event EventHandler<EventArgs> TitleChanged = delegate { };
-        public event EventHandler<EventArgs> VisibleChanged = delegate { };
-        public event EventHandler<EventArgs> FocusedChanged = delegate { };
-        public event EventHandler<EventArgs> WindowBorderChanged = delegate { };
-        public event EventHandler<EventArgs> WindowStateChanged = delegate { };
-        public event EventHandler<OpenTK.Input.KeyboardKeyEventArgs> KeyDown = delegate { };
-        public event EventHandler<KeyPressEventArgs> KeyPress = delegate { };
-        public event EventHandler<OpenTK.Input.KeyboardKeyEventArgs> KeyUp = delegate { }; 
-        public event EventHandler<EventArgs> MouseEnter = delegate { };
-        public event EventHandler<EventArgs> MouseLeave = delegate { };
-
-        #endregion
-
         #endregion
 
         #region INativeGLWindow Members
@@ -1554,8 +1454,9 @@ namespace OpenTK.Platform.Windows
         #region public void ProcessEvents()
 
         MSG msg;
-        public void ProcessEvents()
+        public override void ProcessEvents()
         {
+            base.ProcessEvents();
             while (Functions.PeekMessage(ref msg, IntPtr.Zero, 0, 0, PeekMessageFlags.Remove))
             {
                 Functions.TranslateMessage(ref msg);
@@ -1565,18 +1466,9 @@ namespace OpenTK.Platform.Windows
 
         #endregion
 
-        #region public IInputDriver InputDriver
-
-        public IInputDriver InputDriver
-        {
-            get { return this; }
-        }
-
-        #endregion
-
         #region public IWindowInfo WindowInfo
 
-        public IWindowInfo WindowInfo
+        public override IWindowInfo WindowInfo
         {
             get { return child_window; }
         }
@@ -1585,62 +1477,9 @@ namespace OpenTK.Platform.Windows
 
         #endregion
 
-        #region IInputDriver Members
-
-        public void Poll()
-        {
-            if (joystick_driver is WinMMJoystick)
-                (joystick_driver as WinMMJoystick).Poll();
-        }
-
-        #endregion
-
-        #region IKeyboardDriver Members
-
-        public IList<KeyboardDevice> Keyboard
-        {
-            get { return keyboards; }
-        }
-
-        public KeyboardState GetState()
-        {
-            throw new NotImplementedException();
-        }
-
-        public KeyboardState GetState(int index)
-        {
-            throw new NotImplementedException();
-        }
-
-        #endregion
-
-        #region IMouseDriver Members
-
-        public IList<MouseDevice> Mouse
-        {
-            get { return mice; }
-        }
-
-        #endregion
-
-        #region IJoystickDriver Members
-
-        public IList<JoystickDevice> Joysticks
-        {
-            get { return joystick_driver.Joysticks; }
-        }
-
-        #endregion
-
         #region IDisposable Members
 
-        public void Dispose()
+        protected override void Dispose(bool calledManually)
-        {
-            this.Dispose(true);
-            GC.SuppressFinalize(this);
-        }
-
-        void Dispose(bool calledManually)
         {
             if (!disposed)
             {
@@ -1662,16 +1501,11 @@ namespace OpenTK.Platform.Windows
                     Debug.Print("[Warning] INativeWindow leaked ({0}). Did you forget to call INativeWindow.Dispose()?", this);
                 }
 
-                Disposed(this, EventArgs.Empty);
+                OnDisposed(EventArgs.Empty);
                 disposed = true;
             }
         }
 
-        ~WinGLNative()
-        {
-            Dispose(false);
-        }
-
         #endregion
     }
 }

Source/OpenTK/Platform/Windows/WinRawKeyboard.cs

@@ -188,7 +188,7 @@ namespace OpenTK.Platform.Windows
 
             if (is_valid)
             {
-                keyboard.SetKeyState(key, (byte)scancode, pressed);
+                keyboard.SetKeyState(key, pressed);
                 processed = true;
             }
 

Source/OpenTK/Platform/Windows/WinRawMouse.cs

@@ -227,7 +227,10 @@ namespace OpenTK.Platform.Windows
             }
 
             if ((raw.ButtonFlags & RawInputMouseState.WHEEL) != 0)
-                mouse.WheelPrecise += (short)raw.ButtonData / 120.0f;
+                mouse.SetScrollRelative(0, (short)raw.ButtonData / 120.0f);
+
+            if ((raw.ButtonFlags & RawInputMouseState.HWHEEL) != 0)
+                mouse.SetScrollRelative((short)raw.ButtonData / 120.0f, 0);
 
             if ((raw.Flags & RawMouseFlags.MOUSE_MOVE_ABSOLUTE) != 0)
             {

Source/OpenTK/Platform/X11/Bindings/Glx.cs

@@ -266,7 +266,14 @@ namespace OpenTK.Platform.X11
         static string[] EntryPointNames = new string[]
         {
             "glXCreateContextAttribs",
+            "glXSwapIntervalEXT",
+            "glXGetSwapIntervalEXT",
+            "glXSwapIntervalMESA",
+            "glXGetSwapIntervalMESA",
+            "glXSwapIntervalOML",
+            "glXGetSwapIntervalOML",
             "glXSwapIntervalSGI",
+            "glXGetSwapIntervalSGI",
         };
         static IntPtr[] EntryPoints = new IntPtr[EntryPointNames.Length];
 
@@ -405,6 +412,36 @@ namespace OpenTK.Platform.X11
             #endregion
         }
 
+        public partial class Ext
+        {
+            [AutoGenerated(EntryPoint = "glXSwapIntervalEXT")]
+            public static ErrorCode SwapInterval(int interval)
+            {
+                throw new NotImplementedException();
+            }
+
+            [AutoGenerated(EntryPoint = "glXGetSwapIntervalEXT")]
+            public static int GetSwapInterval()
+            {
+                throw new NotImplementedException();
+            }
+        }
+
+        public partial class Mesa
+        {
+            [AutoGenerated(EntryPoint = "glXSwapIntervalMESA")]
+            public static ErrorCode SwapInterval(int interval)
+            {
+                throw new NotImplementedException();
+            }
+
+            [AutoGenerated(EntryPoint = "glXGetSwapIntervalMESA")]
+            public static int GetSwapInterval()
+            {
+                throw new NotImplementedException();
+            }
+        }
+
         public partial class Sgi
         {
             [AutoGenerated(EntryPoint = "glXSwapIntervalSGI")]
@@ -412,6 +449,12 @@ namespace OpenTK.Platform.X11
             {
                 throw new NotImplementedException();
             }
+
+            [AutoGenerated(EntryPoint = "glXGetSwapIntervalSGI")]
+            public static int GetSwapInterval()
+            {
+                throw new NotImplementedException();
+            }
         }
 
         [Slot(0)]
@@ -419,7 +462,22 @@ namespace OpenTK.Platform.X11
         internal unsafe static extern IntPtr glXCreateContextAttribsARB(IntPtr display, IntPtr fbconfig, IntPtr share_context, bool direct, int* attribs);
         [Slot(1)]
         [DllImport(Library, ExactSpelling = true, CallingConvention = CallingConvention.Winapi)]
-        internal static extern IntPtr glXSwapIntervalSGI(int interval);
+        internal static extern ErrorCode glXSwapIntervalEXT(int interval);
+        [Slot(2)]
+        [DllImport(Library, ExactSpelling = true, CallingConvention = CallingConvention.Winapi)]
+        internal static extern int glXGetSwapIntervalEXT();
+        [Slot(3)]
+        [DllImport(Library, ExactSpelling = true, CallingConvention = CallingConvention.Winapi)]
+        internal static extern ErrorCode glXSwapIntervalMESA(int interval);
+        [Slot(4)]
+        [DllImport(Library, ExactSpelling = true, CallingConvention = CallingConvention.Winapi)]
+        internal static extern int glXGetSwapIntervalMESA();
+        [Slot(5)]
+        [DllImport(Library, ExactSpelling = true, CallingConvention = CallingConvention.Winapi)]
+        internal static extern ErrorCode glXSwapIntervalSGI(int interval);
+        [Slot(6)]
+        [DllImport(Library, ExactSpelling = true, CallingConvention = CallingConvention.Winapi)]
+        internal static extern int glXGetSwapIntervalSGI();
 
         #endregion
     }

Source/OpenTK/Platform/X11/Structs.cs

@@ -1707,7 +1707,7 @@ namespace OpenTK.Platform.X11
         public double        root_y;
         public double        event_x;
         public double        event_y;
-        public int           flags;
+        public XIEventFlags        flags;
         public XIButtonState       buttons;
         public XIValuatorState     valuators;
         public XIModifierState     mods;
@@ -1828,4 +1828,32 @@ namespace OpenTK.Platform.X11
         RawButtonReleaseMask =         (1 << (int)XIEventType.RawButtonRelease),
         RawMotionMask =                (1 << (int)XIEventType.RawMotion),
     }
+
+    [Flags]
+    enum XIKeyEventFlags
+    {
+        Repeat = (1 << 16),
+    }
+
+    [Flags]
+    enum XIPointerEventFlags
+    {
+        Emulated = (1 << 16),
+    }
+
+    [Flags]
+    enum XITouchEventFlags
+    {
+        PendingEnd = (1 << 16),
+        EmulatingPointer = (1 << 17),
+    }
+
+    [Flags]
+    enum XIEventFlags
+    {
+        KeyRepeat = XIKeyEventFlags.Repeat,
+        PointerEmulated = XIPointerEventFlags.Emulated,
+        TouchPendingEnd = XITouchEventFlags.PendingEnd,
+        TouchEmulatingPointer = XITouchEventFlags.EmulatingPointer
+    }
 }

Source/OpenTK/Platform/X11/X11GLContext.cs

@@ -29,10 +29,13 @@ namespace OpenTK.Platform.X11
         // current on window originating from a different display.
         IntPtr display;
         X11WindowInfo currentWindow;
-        bool vsync_supported;
+        bool vsync_ext_supported;
+        bool vsync_mesa_supported;
+        bool vsync_sgi_supported;
         bool vsync_tear_supported;
-        int swap_interval = 1; // As defined in GLX_SGI_swap_control
+        int sgi_swap_interval = 1; // As defined in GLX_SGI_swap_control
         readonly X11GraphicsMode ModeSelector = new X11GraphicsMode();
+        string extensions = null;
 
         #endregion
 
@@ -232,7 +235,7 @@ namespace OpenTK.Platform.X11
             return result;
         }
 
-        static bool SupportsExtension(IntPtr display, X11WindowInfo window, string e)
+        bool SupportsExtension(IntPtr display, X11WindowInfo window, string e)
         {
             if (window == null)
                 throw new ArgumentNullException("window");
@@ -241,15 +244,17 @@ namespace OpenTK.Platform.X11
             if (window.Display != display)
                 throw new InvalidOperationException();
 
-            string extensions = null;
+            if (String.IsNullOrEmpty(extensions))
+            {
                 using (new XLock(display))
                 {
                     extensions = Glx.QueryExtensionsString(display, window.Screen);
                 }
+            }
             return !String.IsNullOrEmpty(extensions) && extensions.Contains(e);
         }
 
-        static bool SupportsCreateContextAttribs(IntPtr display, X11WindowInfo window)
+        bool SupportsCreateContextAttribs(IntPtr display, X11WindowInfo window)
         {
             return
                 SupportsExtension(display, window, "GLX_ARB_create_context") &&
@@ -354,14 +359,19 @@ namespace OpenTK.Platform.X11
         {
             get
             {
-                if (vsync_supported)
+                using (new XLock(display))
-                    return swap_interval;
+                {
+                    if (vsync_ext_supported)
+                        return Glx.Ext.GetSwapInterval();
+                    else if (vsync_mesa_supported)
+                        return Glx.Mesa.GetSwapInterval();
+                    else if (vsync_sgi_supported)
+                        return sgi_swap_interval;
                     else
                         return 0;
                 }
+            }
             set
-            {
-                if (vsync_supported)
             {
                 if (value < 0 && !vsync_tear_supported)
                 {
@@ -370,15 +380,21 @@ namespace OpenTK.Platform.X11
 
                 ErrorCode error_code = 0;
                 using (new XLock(Display))
+                {
+                    if (vsync_ext_supported)
+                        error_code = Glx.Ext.SwapInterval(value);
+                    else if (vsync_mesa_supported)
+                        error_code = Glx.Mesa.SwapInterval(value);
+                    else if (vsync_sgi_supported)
                         error_code = Glx.Sgi.SwapInterval(value);
+                }
 
                 if (error_code == X11.ErrorCode.NO_ERROR)
-                        swap_interval = value;
+                    sgi_swap_interval = value;
                 else
                     Debug.Print("VSync = {0} failed, error code: {1}.", value, error_code);
             }
         }
-        }
 
         #endregion
 
@@ -386,12 +402,23 @@ namespace OpenTK.Platform.X11
 
         public override void LoadAll()
         {
-            vsync_supported =
+            vsync_ext_supported =
+                SupportsExtension(display, currentWindow, "GLX_EXT_swap_control") &&
+                Glx.SupportsFunction("glXSwapIntervalEXT") &&
+                Glx.SupportsFunction("glXGetSwapIntervalEXT");
+            vsync_mesa_supported =
+                SupportsExtension(display, currentWindow, "GLX_MESA_swap_control") &&
+                Glx.SupportsFunction("glXSwapIntervalMESA") &&
+                Glx.SupportsFunction("glXGetSwapIntervalMESA");
+            vsync_sgi_supported =
                 SupportsExtension(display, currentWindow, "GLX_SGI_swap_control") &&
                 Glx.SupportsFunction("glXSwapIntervalSGI");
+            Debug.Print("Context supports vsync: {0}.",
+                vsync_ext_supported || vsync_mesa_supported || vsync_ext_supported);
+
             vsync_tear_supported =
                 SupportsExtension(display, currentWindow, "GLX_EXT_swap_control_tear");
-            Debug.Print("Context supports vsync: {0}.", vsync_supported);
+            Debug.Print("Context supports vsync tear: {0}.", vsync_tear_supported);
 
             base.LoadAll();
         }

Source/OpenTK/Platform/X11/X11GLNative.cs

@@ -45,7 +45,7 @@ namespace OpenTK.Platform.X11
     /// Drives GameWindow on X11.
     /// This class supports OpenTK, and is not intended for use by OpenTK programs.
     /// </summary>
-    internal sealed class X11GLNative : INativeWindow, IDisposable
+    internal sealed class X11GLNative : NativeWindowBase
     {
         // TODO: Disable screensaver.
         // TODO: What happens if we can't disable decorations through motif?
@@ -57,11 +57,6 @@ namespace OpenTK.Platform.X11
 
         X11WindowInfo window = new X11WindowInfo();
 
-        // Legacy input support
-        X11Input driver;
-        KeyboardDevice keyboard;
-        MouseDevice mouse;
-
         // Window manager hints for fullscreen windows.
         // Not used right now (the code is written, but is not 64bit-correct), but could be useful for older WMs which
         // are not ICCM compliant, but may support MOTIF hints.
@@ -116,6 +111,13 @@ namespace OpenTK.Platform.X11
 
         bool _decorations_hidden = false;
 
+        // Store previous border and bounds
+        // when switching from WindowState.Normal
+        // to a different state. When switching
+        // back, reset window to these.s
+        WindowBorder _previous_window_border;
+        Size _previous_window_size;
+
         MouseCursor cursor = MouseCursor.Default;
         IntPtr cursorHandle;
         bool cursor_visible = true;
@@ -124,14 +126,14 @@ namespace OpenTK.Platform.X11
          // Keyboard input
         readonly byte[] ascii = new byte[16];
         readonly char[] chars = new char[16];
-        readonly KeyPressEventArgs KPEventArgs = new KeyPressEventArgs('\0');
-        readonly KeyboardKeyEventArgs KeyDownEventArgs = new KeyboardKeyEventArgs();
-        readonly KeyboardKeyEventArgs KeyUpEventArgs = new KeyboardKeyEventArgs();
 
         readonly IntPtr EmptyCursor;
 
         public static bool MouseWarpActive = false;
 
+        readonly bool xi2_supported;
+        readonly int xi2_opcode;
+
         #endregion
 
         #region Constructors
@@ -224,15 +226,26 @@ namespace OpenTK.Platform.X11
             e.ConfigureEvent.height = height;
             RefreshWindowBounds(ref e);
 
-            driver = new X11Input(window);
-            keyboard = driver.Keyboard[0];
-            mouse = driver.Mouse[0];
-
             EmptyCursor = CreateEmptyCursor(window);
 
             Debug.WriteLine(String.Format("X11GLNative window created successfully (id: {0}).", Handle));
             Debug.Unindent();
 
+            // Request that auto-repeat is only set on devices that support it physically.
+            // This typically means that it's turned off for keyboards (which is what we want).
+            // We prefer this method over XAutoRepeatOff/On, because the latter needs to
+            // be reset before the program exits.
+            bool supported;
+            Functions.XkbSetDetectableAutoRepeat(window.Display, true, out supported);
+
+            // The XInput2 extension makes keyboard and mouse handling much easier.
+            // Check whether it is available.
+            xi2_supported = XI2Mouse.IsSupported(window.Display);
+            if (xi2_supported)
+            {
+                xi2_opcode = XI2Mouse.XIOpCode;
+            }
+
             exists = true;
         }
 
@@ -733,7 +746,7 @@ namespace OpenTK.Platform.X11
             if (Location != new_location)
             {
                 bounds.Location = new_location;
-                Move(this, EventArgs.Empty);
+                OnMove(EventArgs.Empty);
             }
 
             // Note: width and height denote the internal (client) size.
@@ -744,9 +757,15 @@ namespace OpenTK.Platform.X11
             if (Bounds.Size != new_size)
             {
                 bounds.Size = new_size;
-                client_rectangle.Size = new Size(e.ConfigureEvent.width, e.ConfigureEvent.height);
 
-                Resize(this, EventArgs.Empty);
+                // X11 sets the client width/height to 0
+                // when the window is minimized. Many apps
+                // do not expect this and crash, so clamp
+                // minimum width/height to 1 instead.
+                client_rectangle.Size = new Size(
+                    Math.Max(e.ConfigureEvent.width, 1),
+                    Math.Max(e.ConfigureEvent.height, 1));
+                OnResize(EventArgs.Empty);
             }
 
             //Debug.Print("[X11] Window bounds changed: {0}", bounds);
@@ -768,25 +787,15 @@ namespace OpenTK.Platform.X11
             return cursor;
         }
 
-        static void SetMouseClamped(MouseDevice mouse, int x, int y,
-            int left, int top, int width, int height)
-        {
-            // Clamp mouse to the specified rectangle.
-            x = Math.Max(x, left);
-            x = Math.Min(x, width);
-            y = Math.Max(y, top);
-            y = Math.Min(y, height);
-            mouse.Position = new Point(x, y);
-        }
-
         #endregion
 
         #region INativeWindow Members
 
         #region ProcessEvents
 
-        public void ProcessEvents()
+        public override void ProcessEvents()
         {
+            base.ProcessEvents();
             // Process all pending events
             while (Exists && window != null)
             {
@@ -805,7 +814,7 @@ namespace OpenTK.Platform.X11
                             bool previous_visible = visible;
                             visible = true;
                             if (visible != previous_visible)
-                                VisibleChanged(this, EventArgs.Empty);
+                                OnVisibleChanged(EventArgs.Empty);
                         }
                         return;
 
@@ -814,7 +823,7 @@ namespace OpenTK.Platform.X11
                             bool previous_visible = visible;
                             visible = false;
                             if (visible != previous_visible)
-                                VisibleChanged(this, EventArgs.Empty);
+                                OnVisibleChanged(EventArgs.Empty);
                         }
                         break;
 
@@ -827,7 +836,7 @@ namespace OpenTK.Platform.X11
                         {
                             Debug.WriteLine("Exit message received.");
                             CancelEventArgs ce = new CancelEventArgs();
-                            Closing(this, ce);
+                            OnClosing(ce);
 
                             if (!ce.Cancel)
                             {
@@ -848,7 +857,7 @@ namespace OpenTK.Platform.X11
                         Debug.WriteLine("Window destroyed");
                         exists = false;
 
-                        Closed(this, EventArgs.Empty);
+                        OnClosed(EventArgs.Empty);
 
                         return;
 
@@ -860,26 +869,18 @@ namespace OpenTK.Platform.X11
                     case XEventName.KeyRelease:
                         bool pressed = e.type == XEventName.KeyPress;
                         Key key;
-                        if (driver.TranslateKey(ref e.KeyEvent, out key))
+                        if (X11KeyMap.TranslateKey(ref e.KeyEvent, out key))
                         {
-                            // Update legacy GameWindow.Keyboard API:
-                            keyboard.SetKey(key, (uint)e.KeyEvent.keycode, pressed);
-
                             if (pressed)
                             {
                                 // Raise KeyDown event
-                                KeyDownEventArgs.Key = key;
+                                bool is_repeat = KeyboardState[key];
-                                KeyDownEventArgs.ScanCode = (uint)e.KeyEvent.keycode;
+                                OnKeyDown(key, is_repeat);
-                                KeyDownEventArgs.Modifiers = keyboard.GetModifiers();
-                                KeyDown(this, KeyDownEventArgs);
                             }
                             else
                             {
                                 // Raise KeyUp event
-                                KeyUpEventArgs.Key = key;
+                                OnKeyUp(key);
-                                KeyUpEventArgs.ScanCode = (uint)e.KeyEvent.keycode;
-                                KeyUpEventArgs.Modifiers = keyboard.GetModifiers();
-                                KeyUp(this, KeyUpEventArgs);
                             }
 
                             if (pressed)
@@ -895,8 +896,7 @@ namespace OpenTK.Platform.X11
                                 {
                                     if (!Char.IsControl(chars[i]))
                                     {
-                                        KPEventArgs.KeyChar = chars[i];
+                                        OnKeyPress(chars[i]);
-                                        KeyPress(this, KPEventArgs);
                                     }
                                 }
                             }
@@ -910,7 +910,7 @@ namespace OpenTK.Platform.X11
                         // to the dead center of the window. Fortunately, this situation
                         // is very very uncommon. Todo: Can this be remedied?
                         int x = e.MotionEvent.x;
-                        int y =e.MotionEvent.y;
+                        int y = e.MotionEvent.y;
                         // TODO: Have offset as a stored field, only update it when the window moves
                         // The middle point cannot be the average of the Bounds.left/right/top/bottom,
                         // because these fields take into account window decoration (borders, etc),
@@ -929,10 +929,9 @@ namespace OpenTK.Platform.X11
                         }
                         else if (!CursorVisible)
                         {
-                            SetMouseClamped(mouse,
+                            OnMouseMove(
-                                mouse.X + x - mouse_rel_x,
+                                MathHelper.Clamp(MouseState.X + x - mouse_rel_x, 0, Width),
-                                mouse.Y + y - mouse_rel_y,
+                                MathHelper.Clamp(MouseState.Y + y - mouse_rel_y, 0, Height));
-                                0, 0, Width, Height);
                             mouse_rel_x = x;
                             mouse_rel_y = y;
 
@@ -942,16 +941,42 @@ namespace OpenTK.Platform.X11
                         }
                         else
                         {
-                            SetMouseClamped(mouse, x, y, 0, 0, Width, Height);
+                            OnMouseMove(
+                                MathHelper.Clamp(x, 0, Width),
+                                MathHelper.Clamp(y, 0, Height));
                             mouse_rel_x = x;
                             mouse_rel_y = y;
                         }
+
                         break;
                     }
 
                     case XEventName.ButtonPress:
+                        {
+                            int dx, dy;
+                            MouseButton button = X11KeyMap.TranslateButton(e.ButtonEvent.button, out dx, out dy);
+
+                            if (button != MouseButton.LastButton)
+                            {
+                                OnMouseDown(button);
+                            }
+                            else if (dx != 0 || dy != 0)
+                            {
+                                OnMouseWheel(dx, dy);
+                            }
+                        }
+                        break;
+
                     case XEventName.ButtonRelease:
-                        driver.ProcessEvent(ref e);
+                        {
+                            int dx, dy;
+                            MouseButton button = X11KeyMap.TranslateButton(e.ButtonEvent.button, out dx, out dy);
+
+                            if (button != MouseButton.LastButton)
+                            {
+                                OnMouseUp(button);
+                            }
+                        }
                         break;
 
                     case XEventName.FocusIn:
@@ -959,7 +984,7 @@ namespace OpenTK.Platform.X11
                             bool previous_focus = has_focus;
                             has_focus = true;
                             if (has_focus != previous_focus)
-                                FocusedChanged(this, EventArgs.Empty);
+                                OnFocusedChanged(EventArgs.Empty);
                         }
                         break;
 
@@ -968,19 +993,19 @@ namespace OpenTK.Platform.X11
                             bool previous_focus = has_focus;
                             has_focus = false;
                             if (has_focus != previous_focus)
-                                FocusedChanged(this, EventArgs.Empty);
+                                OnFocusedChanged(EventArgs.Empty);
                         }
                         break;
 
                     case XEventName.LeaveNotify:
                         if (CursorVisible)
                         {
-                            MouseLeave(this, EventArgs.Empty);
+                            OnMouseLeave(EventArgs.Empty);
                         }
                         break;
 
                     case XEventName.EnterNotify:
-                        MouseEnter(this, EventArgs.Empty);
+                        OnMouseEnter(EventArgs.Empty);
                         break;
 
                     case XEventName.MappingNotify:
@@ -995,7 +1020,7 @@ namespace OpenTK.Platform.X11
                    case XEventName.PropertyNotify:
                         if (e.PropertyEvent.atom == _atom_net_wm_state)
                         {
-                            WindowStateChanged(this, EventArgs.Empty);
+                            OnWindowStateChanged(EventArgs.Empty);
                         }
 
                         //if (e.PropertyEvent.atom == _atom_net_frame_extents)
@@ -1015,7 +1040,7 @@ namespace OpenTK.Platform.X11
 
         #region Bounds
 
-        public Rectangle Bounds
+        public override Rectangle Bounds
         {
             get
             {
@@ -1061,50 +1086,18 @@ namespace OpenTK.Platform.X11
 
         #endregion
 
-        #region Location
+        #region ClientSize
 
-        public Point Location
+        public override Size ClientSize
-        {
-            get { return Bounds.Location; }
-            set
-            {
-                Bounds = new Rectangle(value, Bounds.Size);
-            }
-        }
-
-        #endregion
-
-        #region Size
-
-        public Size Size
-        {
-            get { return Bounds.Size; }
-            set
-            {
-                Bounds = new Rectangle(Bounds.Location, value);
-            }
-        }
-
-        #endregion
-
-        #region ClientRectangle
-
-        public Rectangle ClientRectangle
         {
             get
             {
-                if (client_rectangle.Width == 0)
+                return client_rectangle.Size;
-                    client_rectangle.Width = 1;
-                if (client_rectangle.Height == 0)
-                    client_rectangle.Height = 1;
-                return client_rectangle;
             }
             set
             {
                 using (new XLock(window.Display))
                 {
-                    Functions.XMoveWindow(window.Display, window.Handle,
-                        value.X, value.Y);
                     Functions.XResizeWindow(window.Display, window.Handle,
                         value.Width, value.Height);
                 }
@@ -1114,65 +1107,9 @@ namespace OpenTK.Platform.X11
 
         #endregion
 
-        #region ClientSize
-
-        public Size ClientSize
-        {
-            get
-            {
-                return ClientRectangle.Size;
-            }
-            set
-            {
-                ClientRectangle = new Rectangle(Point.Empty, value);
-            }
-        }
-
-        #endregion
-
-        #region Width
-
-        public int Width
-        {
-            get { return ClientSize.Width; }
-            set { ClientSize = new Size(value, Height); }
-        }
-
-        #endregion
-
-        #region Height
-
-        public int Height
-        {
-            get { return ClientSize.Height; }
-            set { ClientSize = new Size(Width, value); }
-        }
-
-        #endregion
-
-        #region X
-
-        public int X
-        {
-            get { return Location.X; }
-            set { Location = new Point(value, Y); }
-        }
-
-        #endregion
-
-        #region Y
-
-        public int Y
-        {
-            get { return Location.Y; }
-            set { Location = new Point(X, value); }
-        }
-
-        #endregion
-
         #region Icon
 
-        public Icon Icon
+        public override Icon Icon
         {
             get
             {
@@ -1238,7 +1175,7 @@ namespace OpenTK.Platform.X11
                 }
 
                 icon = value;
-                IconChanged(this, EventArgs.Empty);
+                OnIconChanged(EventArgs.Empty);
             }
         }
 
@@ -1246,7 +1183,7 @@ namespace OpenTK.Platform.X11
 
         #region Focused
 
-        public bool Focused
+        public override bool Focused
         {
             get
             {
@@ -1258,7 +1195,7 @@ namespace OpenTK.Platform.X11
 
         #region WindowState
 
-        public OpenTK.WindowState WindowState
+        public override OpenTK.WindowState WindowState
         {
             get
             {
@@ -1319,44 +1256,86 @@ namespace OpenTK.Platform.X11
             {
                 OpenTK.WindowState current_state = this.WindowState;
 
+                // When switching away from normal state, store
+                // the "normal" border and size. These will be used
+                // for restoring to normal state.
+                if (current_state == OpenTK.WindowState.Normal)
+                {
+                    _previous_window_border = WindowBorder;
+                    _previous_window_size = ClientSize;
+                }
+
                 if (current_state == value)
                     return;
 
                 Debug.Print("GameWindow {0} changing WindowState from {1} to {2}.", window.Handle.ToString(),
                     current_state.ToString(), value.ToString());
 
+                // When minimizing the window, call XIconifyWindow and bail out.
+                // For other states, we first need to restore the window, set the
+                // new state and reset the window border and bounds.
+                if (value != OpenTK.WindowState.Minimized)
+                {
+                    // Some WMs cannot switch between specific states directly,
+                    // Switch back to a regular window first.
+                    if (WindowBorder == WindowBorder.Fixed)
+                    {
+                        ChangeWindowBorder(WindowBorder.Resizable);
+                    }
+
+                    ResetWindowState(current_state);
+                }
+
+                // Change to the desired WindowState.
+                // Note that OnWindowStateChanged is called inside
+                // ProcessEvents.
+                ChangeWindowState(value);
+                ProcessEvents();
+            }
+        }
+
+        void ResetWindowState(OpenTK.WindowState current_state)
+        {
+            if (current_state != OpenTK.WindowState.Normal)
+            {
                 using (new XLock(window.Display))
                 {
-                    // Reset the current window state
+                    switch (current_state)
-                    if (current_state == OpenTK.WindowState.Minimized)
+                    {
+                        case OpenTK.WindowState.Minimized:
                             Functions.XMapWindow(window.Display, window.Handle);
-                    else if (current_state == OpenTK.WindowState.Fullscreen)
+                            break;
-                        Functions.SendNetWMMessage(window, _atom_net_wm_state, _atom_remove,
+
+                        case OpenTK.WindowState.Fullscreen:
+                            Functions.SendNetWMMessage(window,
+                                _atom_net_wm_state,
+                                _atom_remove,
                                 _atom_net_wm_state_fullscreen,
                                 IntPtr.Zero);
-                    else if (current_state == OpenTK.WindowState.Maximized)
+                            break;
-                        Functions.SendNetWMMessage(window, _atom_net_wm_state, _atom_toggle,
+
+                        case OpenTK.WindowState.Maximized:
+                            Functions.SendNetWMMessage(window,
+                                _atom_net_wm_state,
+                                _atom_toggle,
                                 _atom_net_wm_state_maximized_horizontal,
                                 _atom_net_wm_state_maximized_vertical);
-    
+                            break;
-                    Functions.XSync(window.Display, false);
                     }
-                // We can't resize the window if its border is fixed, so make it resizable first.
+                }
-                bool temporary_resizable = false;
+            }
-                WindowBorder previous_state = WindowBorder;
+        }
-                if (WindowBorder != WindowBorder.Resizable)
+
+        void ChangeWindowState(OpenTK.WindowState value)
         {
-                    temporary_resizable = true;
-                    WindowBorder = WindowBorder.Resizable;
-                }
-
             using (new XLock(window.Display))
             {
                 switch (value)
                 {
                     case OpenTK.WindowState.Normal:
                         Functions.XRaiseWindow(window.Display, window.Handle);
-    
+                        ChangeWindowBorder(_previous_window_border,
+                            _previous_window_size.Width, _previous_window_size.Height);
                         break;
 
                     case OpenTK.WindowState.Maximized:
@@ -1364,54 +1343,64 @@ namespace OpenTK.Platform.X11
                             _atom_net_wm_state_maximized_horizontal,
                             _atom_net_wm_state_maximized_vertical);
                         Functions.XRaiseWindow(window.Display, window.Handle);
-    
                         break;
 
                     case OpenTK.WindowState.Minimized:
-                            // Todo: multiscreen support
                         Functions.XIconifyWindow(window.Display, window.Handle, window.Screen);
-    
                         break;
 
                     case OpenTK.WindowState.Fullscreen:
-                            //_previous_window_border = this.WindowBorder;
-                            //this.WindowBorder = WindowBorder.Hidden;
                         Functions.SendNetWMMessage(window, _atom_net_wm_state, _atom_add,
                             _atom_net_wm_state_fullscreen, IntPtr.Zero);
                         Functions.XRaiseWindow(window.Display, window.Handle);
-    
                         break;
                 }
             }
-
-                if (temporary_resizable)
-                    WindowBorder = previous_state;
-
-                ProcessEvents();
-            }
         }
 
         #endregion
 
         #region WindowBorder
 
-        public OpenTK.WindowBorder WindowBorder
+        public override OpenTK.WindowBorder WindowBorder
         {
             get
             {
-                if (IsWindowBorderHidden)
+                if (IsWindowBorderHidden || WindowState == OpenTK.WindowState.Fullscreen)
                     return WindowBorder.Hidden;
-
+                else if (!IsWindowBorderResizable)
-                if (IsWindowBorderResizable)
-                    return WindowBorder.Resizable;
-                else
                     return WindowBorder.Fixed;
+                else if (WindowState == OpenTK.WindowState.Maximized)
+                    return _previous_window_border;
+                else
+                    return WindowBorder.Resizable;
             }
             set
             {
                 if (WindowBorder == value)
                     return;
 
+                // We cannot change the border of a fullscreen window.
+                // Record the new value and set it on the next WindowState
+                // change.
+                if (WindowState == OpenTK.WindowState.Fullscreen)
+                {
+                    _previous_window_border = value;
+                    return;
+                }
+
+                ChangeWindowBorder(value);
+                OnWindowBorderChanged(EventArgs.Empty);
+            }
+        }
+
+        void ChangeWindowBorder(WindowBorder value)
+        {
+            ChangeWindowBorder(value, Width, Height);
+        }
+
+        void ChangeWindowBorder(WindowBorder value, int width, int height)
+        {
             if (WindowBorder == WindowBorder.Hidden)
                 EnableWindowDecorations();
 
@@ -1419,53 +1408,30 @@ namespace OpenTK.Platform.X11
             {
                 case WindowBorder.Fixed:
                     Debug.Print("Making WindowBorder fixed.");
-                        SetWindowMinMax((short)Width, (short)Height, (short)Width, (short)Height);
+                    SetWindowMinMax((short)width, (short)height, (short)width, (short)height);
-
                     break;
-
                 case WindowBorder.Resizable:
                     Debug.Print("Making WindowBorder resizable.");
                     SetWindowMinMax(_min_width, _min_height, -1, -1);
-
                     break;
-
                 case WindowBorder.Hidden:
                     Debug.Print("Making WindowBorder hidden.");
+                    // Make the hidden border resizable, otherwise
+                    // we won't be able to maximize the window or
+                    // enter fullscreen mode.
+                    SetWindowMinMax(_min_width, _min_height, -1, -1);
                     DisableWindowDecorations();
-
                     break;
             }
 
-                WindowBorderChanged(this, EventArgs.Empty);
+            ProcessEvents();
         }
-        }
-
-        #endregion
-
-        #region Events
-
-        public event EventHandler<EventArgs> Move = delegate { };
-        public event EventHandler<EventArgs> Resize = delegate { };
-        public event EventHandler<System.ComponentModel.CancelEventArgs> Closing = delegate { };
-        public event EventHandler<EventArgs> Closed = delegate { };
-        public event EventHandler<EventArgs> Disposed = delegate { };
-        public event EventHandler<EventArgs> IconChanged = delegate { };
-        public event EventHandler<EventArgs> TitleChanged = delegate { };
-        public event EventHandler<EventArgs> VisibleChanged = delegate { };
-        public event EventHandler<EventArgs> FocusedChanged = delegate { };
-        public event EventHandler<EventArgs> WindowBorderChanged = delegate { };
-        public event EventHandler<EventArgs> WindowStateChanged = delegate { };
-        public event EventHandler<KeyboardKeyEventArgs> KeyDown = delegate { };
-        public event EventHandler<KeyPressEventArgs> KeyPress = delegate { };
-        public event EventHandler<KeyboardKeyEventArgs> KeyUp = delegate { };
-        public event EventHandler<EventArgs> MouseEnter = delegate { };
-        public event EventHandler<EventArgs> MouseLeave = delegate { };
 
         #endregion
 
         #region Cursor
 
-        public MouseCursor Cursor
+        public override MouseCursor Cursor
         {
             get
             {
@@ -1505,7 +1471,7 @@ namespace OpenTK.Platform.X11
 
         #region CursorVisible
 
-        public bool CursorVisible
+        public override bool CursorVisible
         {
             get { return cursor_visible; }
             set
@@ -1535,24 +1501,12 @@ namespace OpenTK.Platform.X11
 
         #region --- INativeGLWindow Members ---
 
-        #region public IInputDriver InputDriver
-
-        public IInputDriver InputDriver
-        {
-            get
-            {
-                return driver;
-            }
-        }
-
-        #endregion 
-
         #region public bool Exists
 
         /// <summary>
         /// Returns true if a render window/context exists.
         /// </summary>
-        public bool Exists
+        public override bool Exists
         {
             get { return exists; }
         }
@@ -1586,7 +1540,7 @@ namespace OpenTK.Platform.X11
         /// TODO: Use atoms for this property.
         /// Gets or sets the GameWindow title.
         /// </summary>
-        public string Title
+        public override string Title
         {
             get
             {
@@ -1610,7 +1564,7 @@ namespace OpenTK.Platform.X11
                     }
                 }
 
-                TitleChanged(this, EventArgs.Empty);
+                OnTitleChanged(EventArgs.Empty);
             }
         }
 
@@ -1618,7 +1572,7 @@ namespace OpenTK.Platform.X11
 
         #region public bool Visible
 
-        public bool Visible
+        public override bool Visible
         {
             get
             {
@@ -1647,14 +1601,14 @@ namespace OpenTK.Platform.X11
 
         #region public IWindowInfo WindowInfo
 
-        public IWindowInfo WindowInfo
+        public override IWindowInfo WindowInfo
         {
             get { return window; }
         }
 
         #endregion
 
-        public void Close() { Exit(); }
+        public override void Close() { Exit(); }
 
         #region public void Exit()
 
@@ -1691,7 +1645,7 @@ namespace OpenTK.Platform.X11
 
         #region PointToClient
 
-        public Point PointToClient(Point point)
+        public override Point PointToClient(Point point)
         {
             int ox, oy;
             IntPtr child;
@@ -1711,7 +1665,7 @@ namespace OpenTK.Platform.X11
 
         #region PointToScreen
 
-        public Point PointToScreen(Point point)
+        public override Point PointToScreen(Point point)
         {
             int ox, oy;
             IntPtr child;
@@ -1733,13 +1687,7 @@ namespace OpenTK.Platform.X11
 
         #region IDisposable Members
 
-        public void Dispose()
+        protected override void Dispose(bool manuallyCalled)
-        {
-            this.Dispose(true);
-            GC.SuppressFinalize(this);
-        }
-
-        private void Dispose(bool manuallyCalled)
         {
             if (!disposed)
             {
@@ -1775,11 +1723,6 @@ namespace OpenTK.Platform.X11
             }
         }
 
-        ~X11GLNative()
-        {
-            this.Dispose(false);
-        }
-
         #endregion
     }
 }

Source/OpenTK/Platform/X11/X11Input.cs

@@ -1,235 +0,0 @@
-#region --- License ---
-/* Copyright (c) 2006, 2007 Stefanos Apostolopoulos
- * See license.txt for license info
- */
-#endregion
-
-using System;
-using System.Collections.Generic;
-#if !MINIMAL
-using System.Drawing;
-#endif
-using System.Text;
-using System.Diagnostics;
-using System.Runtime.InteropServices;
-
-using OpenTK.Input;
-
-namespace OpenTK.Platform.X11
-{
-    /// \internal
-    /// <summary>
-    /// Drives the InputDriver on X11.
-    /// This class supports OpenTK, and is not intended for users of OpenTK.
-    /// </summary>
-    internal sealed class X11Input : IInputDriver
-    {
-        KeyboardDevice keyboard = new KeyboardDevice();
-        MouseDevice mouse = new MouseDevice();
-        List<KeyboardDevice> dummy_keyboard_list = new List<KeyboardDevice>(1);
-        List<MouseDevice> dummy_mice_list = new List<MouseDevice>(1);
-
-        int firstKeyCode, lastKeyCode; // The smallest and largest KeyCode supported by the X server.
-        int keysyms_per_keycode;    // The number of KeySyms for each KeyCode.
-        IntPtr[] keysyms;
-
-        //bool disposed;
-
-        #region --- Constructors ---
-
-        /// <summary>
-        /// Constructs a new X11Input driver. Creates a hidden InputOnly window, child to
-        /// the main application window, which selects input events and routes them to 
-        /// the device specific drivers (Keyboard, Mouse, Hid).
-        /// </summary>
-        /// <param name="attach">The window which the InputDriver will attach itself on.</param>
-        public X11Input(IWindowInfo attach)
-        {
-            Debug.WriteLine("Initalizing X11 input driver.");
-            Debug.Indent();
-
-            if (attach == null)
-                throw new ArgumentException("A valid parent window must be defined, in order to create an X11Input driver.");
-
-            //window = new X11WindowInfo(attach);
-            X11WindowInfo window = (X11WindowInfo)attach;
-
-            // Init mouse
-            mouse.Description = "Default X11 mouse";
-            mouse.DeviceID = IntPtr.Zero;
-            mouse.NumberOfButtons = 5;
-            mouse.NumberOfWheels = 1;
-            dummy_mice_list.Add(mouse);
-            
-            using (new XLock(window.Display))
-            {
-                // Init keyboard
-                API.DisplayKeycodes(window.Display, ref firstKeyCode, ref lastKeyCode);
-                Debug.Print("First keycode: {0}, last {1}", firstKeyCode, lastKeyCode);
-    
-                IntPtr keysym_ptr = API.GetKeyboardMapping(window.Display, (byte)firstKeyCode,
-                    lastKeyCode - firstKeyCode + 1, ref keysyms_per_keycode);
-                Debug.Print("{0} keysyms per keycode.", keysyms_per_keycode);
-    
-                keysyms = new IntPtr[(lastKeyCode - firstKeyCode + 1) * keysyms_per_keycode];
-                Marshal.PtrToStructure(keysym_ptr, keysyms);
-                API.Free(keysym_ptr);
-    
-                keyboard.Description = "Default X11 keyboard";
-                keyboard.NumberOfKeys = lastKeyCode - firstKeyCode + 1;
-                keyboard.DeviceID = IntPtr.Zero;
-                dummy_keyboard_list.Add(keyboard);
-    
-                // Request that auto-repeat is only set on devices that support it physically.
-                // This typically means that it's turned off for keyboards (which is what we want).
-                // We prefer this method over XAutoRepeatOff/On, because the latter needs to
-                // be reset before the program exits.
-                bool supported;
-                Functions.XkbSetDetectableAutoRepeat(window.Display, true, out supported);
-            }
-
-            Debug.Unindent();
-        }
-
-        #endregion
-
-        #region TranslateKey
-
-        internal bool TranslateKey(ref XKeyEvent e, out Key key)
-        {
-            XKey keysym = (XKey)API.LookupKeysym(ref e, 0);
-            XKey keysym2 = (XKey)API.LookupKeysym(ref e, 1);
-            key = X11KeyMap.GetKey(keysym);
-            if (key == Key.Unknown)
-            {
-                key = X11KeyMap.GetKey(keysym2);
-            }
-            if (key == Key.Unknown)
-            {
-                Debug.Print("KeyCode {0} (Keysym: {1}, {2}) not mapped.", e.keycode, (XKey)keysym, (XKey)keysym2);
-            }
-
-            return key != Key.Unknown;
-        }
-
-        #endregion
-
-        #region internal void ProcessEvent(ref XEvent e)
-
-        internal void ProcessEvent(ref XEvent e)
-        {
-            switch (e.type)
-            {
-                case XEventName.ButtonPress:
-                    if (e.ButtonEvent.button == 1) mouse[OpenTK.Input.MouseButton.Left] = true;
-                    else if (e.ButtonEvent.button == 2) mouse[OpenTK.Input.MouseButton.Middle] = true;
-                    else if (e.ButtonEvent.button == 3) mouse[OpenTK.Input.MouseButton.Right] = true;
-                    else if (e.ButtonEvent.button == 4) mouse.Wheel++;
-                    else if (e.ButtonEvent.button == 5) mouse.Wheel--;
-                    else if (e.ButtonEvent.button == 6) mouse[OpenTK.Input.MouseButton.Button1] = true;
-                    else if (e.ButtonEvent.button == 7) mouse[OpenTK.Input.MouseButton.Button2] = true;
-                    else if (e.ButtonEvent.button == 8) mouse[OpenTK.Input.MouseButton.Button3] = true;
-                    else if (e.ButtonEvent.button == 9) mouse[OpenTK.Input.MouseButton.Button4] = true;
-                    else if (e.ButtonEvent.button == 10) mouse[OpenTK.Input.MouseButton.Button5] = true;
-                    else if (e.ButtonEvent.button == 11) mouse[OpenTK.Input.MouseButton.Button6] = true;
-                    else if (e.ButtonEvent.button == 12) mouse[OpenTK.Input.MouseButton.Button7] = true;
-                    else if (e.ButtonEvent.button == 13) mouse[OpenTK.Input.MouseButton.Button8] = true;
-                    else if (e.ButtonEvent.button == 14) mouse[OpenTK.Input.MouseButton.Button9] = true;
-                    //if ((e.state & (int)X11.MouseMask.Button4Mask) != 0) m.Wheel++;
-                    //if ((e.state & (int)X11.MouseMask.Button5Mask) != 0) m.Wheel--;
-                    //Debug.Print("Button pressed: {0}", e.ButtonEvent.button);
-                    break;
-
-                case XEventName.ButtonRelease:
-                    if (e.ButtonEvent.button == 1) mouse[OpenTK.Input.MouseButton.Left] = false;
-                    else if (e.ButtonEvent.button == 2) mouse[OpenTK.Input.MouseButton.Middle] = false;
-                    else if (e.ButtonEvent.button == 3) mouse[OpenTK.Input.MouseButton.Right] = false;
-                    else if (e.ButtonEvent.button == 6) mouse[OpenTK.Input.MouseButton.Button1] = false;
-                    else if (e.ButtonEvent.button == 7) mouse[OpenTK.Input.MouseButton.Button2] = false;
-                    else if (e.ButtonEvent.button == 8) mouse[OpenTK.Input.MouseButton.Button3] = false;
-                    else if (e.ButtonEvent.button == 9) mouse[OpenTK.Input.MouseButton.Button4] = false;
-                    else if (e.ButtonEvent.button == 10) mouse[OpenTK.Input.MouseButton.Button5] = false;
-                    else if (e.ButtonEvent.button == 11) mouse[OpenTK.Input.MouseButton.Button6] = false;
-                    else if (e.ButtonEvent.button == 12) mouse[OpenTK.Input.MouseButton.Button7] = false;
-                    else if (e.ButtonEvent.button == 13) mouse[OpenTK.Input.MouseButton.Button8] = false;
-                    else if (e.ButtonEvent.button == 14) mouse[OpenTK.Input.MouseButton.Button9] = false;
-                    break;
-
-                case XEventName.MotionNotify:
-                    mouse.Position = new Point(e.MotionEvent.x, e.MotionEvent.y);
-                    break;
-            }
-        }
-
-        #endregion
-
-        #region --- IInputDriver Members ---
-
-        #region public IList<Keyboard> Keyboard
-
-        public IList<KeyboardDevice> Keyboard
-        {
-            get { return dummy_keyboard_list;  }//return keyboardDriver.Keyboard;
-        }
-
-        #endregion
-
-        #region public IList<Mouse> Mouse
-
-        public IList<MouseDevice> Mouse
-        {
-            get { return (IList<MouseDevice>)dummy_mice_list; } //return mouseDriver.Mouse;
-        }
-
-        #endregion
-
-        public IList<JoystickDevice> Joysticks
-        {
-            get { throw new NotImplementedException(); }
-        }
-
-        #endregion
-
-        #region public void Poll()
-
-        /// <summary>
-        /// Polls and updates state of all keyboard, mouse and joystick devices.
-        /// </summary>
-        public void Poll()
-        {
-        }
-
-        #endregion
-
-        #region --- IDisposable Members ---
-
-        public void Dispose()
-        {
-            //this.Dispose(true);
-            //GC.SuppressFinalize(this);
-        }
-
-        //private void Dispose(bool manual)
-        //{
-        //    if (!disposed)
-        //    {
-        //        //disposing = true;
-        //        if (pollingThread != null && pollingThread.IsAlive)
-        //            pollingThread.Abort();
-
-        //        if (manual)
-        //        {
-        //        }
-
-        //        disposed = true;
-        //    }
-        //}
-
-        //~X11Input()
-        //{
-        //    this.Dispose(false);
-        //}
-
-        #endregion
-    }
-}

Source/OpenTK/Platform/X11/X11KeyMap.cs

@@ -370,5 +370,47 @@ namespace OpenTK.Platform.X11
                     return Key.Unknown;
             }
         }
+
+        internal static bool TranslateKey(ref XKeyEvent e, out Key key)
+        {
+            XKey keysym = (XKey)API.LookupKeysym(ref e, 0);
+            XKey keysym2 = (XKey)API.LookupKeysym(ref e, 1);
+            key = X11KeyMap.GetKey(keysym);
+            if (key == Key.Unknown)
+            {
+                key = X11KeyMap.GetKey(keysym2);
+            }
+            if (key == Key.Unknown)
+            {
+                Debug.Print("KeyCode {0} (Keysym: {1}, {2}) not mapped.", e.keycode, (XKey)keysym, (XKey)keysym2);
+            }
+
+            return key != Key.Unknown;
+        }
+
+        internal static MouseButton TranslateButton(int button, out int wheelx, out int wheely)
+        {
+            wheelx = 0;
+            wheely = 0;
+
+            switch (button)
+            {
+                case 1: return MouseButton.Left;
+                case 2: return MouseButton.Middle;
+                case 3: return MouseButton.Right;
+                case 4: wheely = +1; return MouseButton.LastButton;
+                case 5: wheely = -1; return MouseButton.LastButton;
+                case 6: wheelx = +1; return MouseButton.LastButton;
+                case 7: wheelx = -1; return MouseButton.LastButton;
+                case 8: return MouseButton.Button1;
+                case 9: return MouseButton.Button2;
+                case 10: return MouseButton.Button3;
+                case 11: return MouseButton.Button4;
+                case 12: return MouseButton.Button5;
+                case 13: return MouseButton.Button6;
+                case 14: return MouseButton.Button7;
+                default: return MouseButton.LastButton;
+            }
+        }
     }
 }

Source/OpenTK/Platform/X11/XI2Mouse.cs

@@ -40,7 +40,8 @@ namespace OpenTK.Platform.X11
         List<MouseState> mice = new List<MouseState>();
         Dictionary<int, int> rawids = new Dictionary<int, int>(); // maps raw ids to mouse ids
         internal readonly X11WindowInfo window;
-        static int XIOpCode;
+        internal static int XIOpCode { get; private set; }
+        static bool supported;
 
         static readonly Functions.EventPredicate PredicateImpl = IsEventValid;
         readonly IntPtr Predicate = Marshal.GetFunctionPointerForDelegate(PredicateImpl);
@@ -204,8 +205,8 @@ namespace OpenTK.Platform.X11
                                     case 1: state.EnableBit((int)MouseButton.Left); break;
                                     case 2: state.EnableBit((int)MouseButton.Middle); break;
                                     case 3: state.EnableBit((int)MouseButton.Right); break;
-                                    case 4: state.WheelPrecise++; break;
+                                    case 4: state.SetScrollRelative(0, 1); break;
-                                    case 5: state.WheelPrecise--; break;
+                                    case 5: state.SetScrollRelative(0, -1); break;
                                     case 6: state.EnableBit((int)MouseButton.Button1); break;
                                     case 7: state.EnableBit((int)MouseButton.Button2); break;
                                     case 8: state.EnableBit((int)MouseButton.Button3); break;