First commit which includes support for drawing to a WinForms control.

Source/Examples/ExampleLauncher.Designer.cs

@@ -1,4 +1,4 @@
-namespace Examples
+namespace Examples
 {
     partial class ExampleLauncher
     {
@@ -85,9 +85,9 @@
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
-            this.ClientSize = new System.Drawing.Size(292, 266);
+            this.ClientSize = new System.Drawing.Size(292, 366);
             this.Controls.Add(this.splitContainer1);
-            this.MinimumSize = new System.Drawing.Size(300, 300);
+            this.MinimumSize = new System.Drawing.Size(300, 400);
             this.Name = "ExampleLauncher";
             this.Text = "OpenTK Example Launcher";
             this.Load += new System.EventHandler(this.ExampleLauncher_Load);

Source/Examples/Tutorial/T03_Immediate_Mode_Cube.cs

@@ -1,4 +1,4 @@
-#region --- License ---
+#region --- License ---
 /* Licensed under the MIT/X11 license.
  * Copyright (c) 2006-2008 the OpenTK Team.
  * This notice may not be removed from any source distribution.
@@ -37,7 +37,7 @@ namespace Examples.Tutorial
 
         #region --- Constructor ---
 
-        public T03_Immediate_Mode_Cube() : base(800, 600, new GraphicsMode(16, 16))
+        public T03_Immediate_Mode_Cube() : base(800, 600, new GraphicsMode(32, 16))
 		{ } 
 
 		#endregion	

Source/Examples/WinForms/W01_First_Window.Designer.cs

@@ -1,4 +1,4 @@
-namespace Examples.WinForms
+namespace Examples.WinForms
 {
     partial class W01_First_Window
     {
@@ -69,13 +69,13 @@
             // 
             // glControl1
             // 
-            this.glControl1.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom)
+            this.glControl1.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top)
                         | System.Windows.Forms.AnchorStyles.Left)
                         | System.Windows.Forms.AnchorStyles.Right)));
             this.glControl1.BackColor = System.Drawing.SystemColors.ControlDarkDark;
-            this.glControl1.Location = new System.Drawing.Point(1, 0);
+            this.glControl1.Location = new System.Drawing.Point(10, 10);
             this.glControl1.Name = "glControl1";
-            this.glControl1.Size = new System.Drawing.Size(629, 565);
+            this.glControl1.Size = new System.Drawing.Size(629, 225);
             this.glControl1.TabIndex = 0;
             this.glControl1.VSync = false;
             this.glControl1.Resize += new System.EventHandler(this.glControl1_Resize);

Source/Examples/WinForms/W01_First_Window.cs

@@ -1,4 +1,4 @@
-#region --- License ---
+#region --- License ---
 /* Copyright (c) 2006, 2007 Stefanos Apostolopoulos
  * See license.txt for license info
  */
@@ -59,6 +59,8 @@ namespace Examples.WinForms
 
         private void glControl1_Paint(object sender, PaintEventArgs e)
         {
+        	System.Diagnostics.Debug.Print("Repainting glControl.");
+        	
             GL.Clear(ClearBufferMask.ColorBufferBit);
             glControl1.SwapBuffers();
         }

Source/Examples/WinForms/W02_Immediate_Mode_Cube.cs

@@ -1,4 +1,4 @@
-#region --- License ---
+#region --- License ---
 /* This source file is released under the MIT license. See License.txt for more information.
  * Coded by Erik Ylvisaker and Stefanos Apostolopoulos.
  */
@@ -155,6 +155,7 @@ namespace Examples.WinForms
             DrawCube();
 
             glControl.SwapBuffers();
+            
         }
 
         #endregion

Source/OpenTK/Platform/MacOS/AglContext.cs

@@ -28,12 +28,25 @@ namespace OpenTK.Platform.MacOS
         bool mVSync = false;
         IntPtr displayID;
         
+        GraphicsMode mode;
+		CarbonWindowInfo carbonWindow;
+		IGraphicsContext shareContext;
+		
         static AglContext()
         {
             if (GraphicsContext.GetCurrentContext == null)
                 GraphicsContext.GetCurrentContext = AglContext.GetCurrentContext;
         }
         public AglContext(GraphicsMode mode, IWindowInfo window, IGraphicsContext shareContext)
+        {
+        	this.mode = mode;
+        	this.carbonWindow = (CarbonWindowInfo)window;
+        	this.shareContext = shareContext;
+        	
+        	CreateContext(mode, carbonWindow, shareContext);
+        }
+        
+        void CreateContext(GraphicsMode mode, CarbonWindowInfo carbonWindow, IGraphicsContext shareContext)
         {
             int[] attributes =  
             { 
@@ -53,10 +66,8 @@ namespace OpenTK.Platform.MacOS
                 (int)Agl.PixelFormatAttribute.AGL_NONE, 
             };
 
-            AGLContext myAGLContext = IntPtr.Zero;
             AGLPixelFormat myAGLPixelFormat;
             IntPtr shareContextRef = IntPtr.Zero;
-            CarbonWindowInfo carbonWindow = (CarbonWindowInfo)window;
 
             // Choose a pixel format with the attributes we specified.
             myAGLPixelFormat = Agl.aglChoosePixelFormat(IntPtr.Zero, 0, attributes);
@@ -71,70 +82,25 @@ namespace OpenTK.Platform.MacOS
                 shareContextRef = ((AglContext)shareContext).contextRef;
 
             // create the context and share it with the share reference.
-            myAGLContext = Agl.aglCreateContext(myAGLPixelFormat, shareContextRef);
+            this.contextRef = Agl.aglCreateContext(myAGLPixelFormat, shareContextRef);
             MyAGLReportError();
 
             // Free the pixel format from memory.
             Agl.aglDestroyPixelFormat(myAGLPixelFormat);
             MyAGLReportError();
 
-            
-            IntPtr windowPort;
-
             Debug.Print("IsControl: {0}", carbonWindow.IsControl);
-            if (carbonWindow.IsControl)
-            {
-                IntPtr controlOwner = API.GetControlOwner(carbonWindow.WindowRef);
             
-                Debug.Print("GetControlOwner: {0}", controlOwner);
+            SetDrawable(carbonWindow);
+            SetBufferRect(carbonWindow);
+			Update(carbonWindow);
 			
-                windowPort = API.GetWindowPort(controlOwner);
+            MakeCurrent(carbonWindow);
-            }
-            else
-                windowPort = API.GetWindowPort(carbonWindow.WindowRef);
-
-            windowPort = API.GetWindowPort(carbonWindow.WindowRef);
-            Agl.aglSetDrawable(myAGLContext, windowPort);
-
-            MyAGLReportError();
-
-            if (carbonWindow.IsControl)
-            {
-                Rect rect = API.GetControlBounds(carbonWindow.WindowRef);
-                HIRect hirect = API.HIViewGetFrame(carbonWindow.WindowRef);
-
-                Debug.Print("Setting buffer_rect for control.");
-                Debug.Print("Rect:   {0}", rect);
-                Debug.Print("HIRect: {0}", hirect);
-                
-                int[] glrect = new int[4];
-
-                glrect[0] = rect.Left;
-                glrect[1] = rect.Top;
-                glrect[2] = rect.Width;
-                glrect[3] = rect.Height;
-
-                Agl.aglSetInteger(myAGLContext, Agl.ParameterNames.AGL_BUFFER_RECT, glrect);
-                MyAGLReportError();
-
-                Agl.aglEnable(myAGLContext, Agl.ParameterNames.AGL_BUFFER_RECT);
-                MyAGLReportError();
-            }
-
-            // 
-            MyAGLReportError();
-
-            MakeCurrent(window);
-
-            this.contextRef = myAGLContext;
 
             Debug.Print("context: {0}", contextRef);
         }
-
+        void SetBufferRect(CarbonWindowInfo carbonWindow)
-        public void Update(IWindowInfo window)
         {
-            CarbonWindowInfo carbonWindow = (CarbonWindowInfo)window;
-
             if (carbonWindow.IsControl)
             {
                 Rect rect = API.GetControlBounds(carbonWindow.WindowRef);
@@ -154,10 +120,38 @@ namespace OpenTK.Platform.MacOS
                 Agl.aglSetInteger(contextRef, Agl.ParameterNames.AGL_BUFFER_RECT, glrect);
                 MyAGLReportError();
 
+                Agl.aglEnable(contextRef, Agl.ParameterNames.AGL_BUFFER_RECT);
+                MyAGLReportError();
             }     
+        }
+		void SetDrawable(CarbonWindowInfo carbonWindow)
+		{
+			IntPtr windowPort;
+			
+            if (carbonWindow.IsControl)
+            {
+                IntPtr controlOwner = API.GetControlOwner(carbonWindow.WindowRef);
+
+                Debug.Print("GetControlOwner: {0}", controlOwner);
+
+                windowPort = API.GetWindowPort(controlOwner);
+            }
+            else
+                windowPort = API.GetWindowPort(carbonWindow.WindowRef);
+
+            Agl.aglSetDrawable(contextRef, windowPort);
+
+            MyAGLReportError();
+		
+		}
+        public void Update(IWindowInfo window)
+        {
+            CarbonWindowInfo carbonWindow = (CarbonWindowInfo)window;
+			
+			SetBufferRect(carbonWindow);
+			
             //Agl.aglSetCurrentContext(contextRef);
             Agl.aglUpdateContext(contextRef);
-            //Agl.aglSetDrawable(contextRef, API.GetWindowPort(carbonWindow.WindowRef));
             
         }
         void MyAGLReportError()
@@ -174,9 +168,17 @@ namespace OpenTK.Platform.MacOS
         }
 
         #region IGraphicsContext Members
-
+		bool first = false;
         public void SwapBuffers()
         {
+        	if (first == false && carbonWindow.IsControl)
+        	{
+        		Debug.WriteLine("--> Resetting drawable. <--");
+        		first = true;
+        		SetDrawable(carbonWindow);
+        		Update(carbonWindow);
+        	}
+        	
             Agl.aglSwapBuffers(contextRef);
             MyAGLReportError();
         }

Source/OpenTK/Platform/MacOS/CarbonGLControl.cs

@@ -25,9 +25,15 @@ namespace OpenTK.Platform.MacOS
             return new GraphicsContext(mode, WindowInfo);
         }
 
+		// TODO: Fix this
+		bool lastIsIdle = false;
         public bool IsIdle
         {
-            get { return true; }
+            get 
+            { 
+            	lastIsIdle = !lastIsIdle;
+            	return lastIsIdle;
+            }
         }
 
         public IWindowInfo WindowInfo