Fixed cross-threading calls into Windows.Forms, using delegates and BeginInvoke().

Source/Examples/Tests/S04_Input_Logger.cs

@@ -20,7 +20,8 @@ using System.Threading;
 
 namespace Examples.Tests
 {
-    public partial class S04_Input_Logger : Form//, IExample
+    [Example("Input Logger", ExampleCategory.Test, 4)]
+    public partial class S04_Input_Logger : Form
     {
         Thread thread;
         GameWindow hidden;
@@ -30,9 +31,6 @@ namespace Examples.Tests
         public S04_Input_Logger()
         {
             InitializeComponent();
-
-            thread = new Thread(LaunchGameWindow);
-            thread.Start();
         }
 
         void LaunchGameWindow()
@@ -47,14 +45,16 @@ namespace Examples.Tests
             start = true;
         }
 
+
         protected override void OnLoad(EventArgs e)
         {
             base.OnLoad(e);
 
+            thread = new Thread(LaunchGameWindow);
+            thread.Start();
+
             while (!start)
-            {
                 Thread.Sleep(100);
-            }
 
             WindowInfo info = new WindowInfo(this);
 
@@ -70,62 +70,105 @@ namespace Examples.Tests
 
             //Application.Idle += new EventHandler(UpdateDevices);
             hidden.UpdateFrame += hidden_UpdateFrame;
-
         }
 
+        protected override void OnClosing(CancelEventArgs e)
+        {
+            base.OnClosing(e);
+
+            hidden.Exit();
+            while (hidden.Exists)
+                Thread.Sleep(100);
+
+            e.Cancel = false;
+        }
+
+        delegate void ControlLogMouseKey(GameWindow input_window, S04_Input_Logger control, MouseDevice sender, MouseButton button);
+        ControlLogMouseKey ControlLogMouseKeyDown = new ControlLogMouseKey(
+            delegate(GameWindow input_window, S04_Input_Logger control, MouseDevice sender, MouseButton button)
+            {
+                if (sender.DeviceID == input_window.Mouse.DeviceID)
+                    control.MouseButtons.Items.Add(button);
+            });
+        ControlLogMouseKey ControlLogMouseKeyUp = new ControlLogMouseKey(
+            delegate(GameWindow input_window, S04_Input_Logger control, MouseDevice sender, MouseButton button)
+            {
+                if (sender.DeviceID == input_window.Mouse.DeviceID)
+                    control.MouseButtons.Items.Remove(button);
+            });
+
+        delegate void ControlLogMousePosition(GameWindow input_window, S04_Input_Logger control);
+        ControlLogMousePosition ControlLogMousePositionChanges = new ControlLogMousePosition(
+            delegate(GameWindow input_window, S04_Input_Logger control)
+            {
+                // Update mouse coordinates.
+                control.MouseXText.Text = input_window.Mouse.X.ToString();
+                control.MouseYText.Text = input_window.Mouse.Y.ToString();
+                control.MouseDXText.Text = input_window.Mouse.XDelta.ToString();
+                control.MouseDYText.Text = input_window.Mouse.YDelta.ToString();
+                control.MouseWheelText.Text = input_window.Mouse.Wheel.ToString();
+                //MouseWheelDelta.Text = driver.Mouse[ChooseMouse.SelectedIndex].WheelDelta.ToString();
+            });
+
+        delegate void ControlLogKeyboard(GameWindow input_window, S04_Input_Logger control, KeyboardDevice sender, Key key);
+        ControlLogKeyboard ControlLogKeyboardDown = new ControlLogKeyboard(
+            delegate(GameWindow input_window, S04_Input_Logger control, KeyboardDevice sender, Key key)
+            {
+                control.keyboardListBoxes[(sender as KeyboardDevice).DeviceID].Items.Add(key);
+            });
+        ControlLogKeyboard ControlLogKeyboardUp = new ControlLogKeyboard(
+            delegate(GameWindow input_window, S04_Input_Logger control, KeyboardDevice sender, Key key)
+            {
+                control.keyboardListBoxes[(sender as KeyboardDevice).DeviceID].Items.Remove(key);
+            });
+
         void hidden_UpdateFrame(object sender, UpdateFrameEventArgs e)
         {
-            //hidden.Poll();
+            this.BeginInvoke(ControlLogMousePositionChanges, hidden, this);
-
-            // Update mouse coordinates.
-            MouseXText.Text = hidden.Mouse.X.ToString();
-            MouseYText.Text = hidden.Mouse.Y.ToString();
-            MouseDXText.Text = hidden.Mouse.XDelta.ToString();
-            MouseDYText.Text = hidden.Mouse.YDelta.ToString();
-            MouseWheelText.Text = hidden.Mouse.Wheel.ToString();
-            //MouseWheelDelta.Text = driver.Mouse[ChooseMouse.SelectedIndex].WheelDelta.ToString();
         }
 
         void LogMouseButtonDown(MouseDevice sender, MouseButton button)
         {
-            //Trace.WriteLine(String.Format("Mouse button down: {0} on device: {1}", button, sender.DeviceID));
+            this.BeginInvoke(ControlLogMouseKeyDown, hidden, this, sender, button);
-            if (sender.DeviceID == hidden.Mouse.DeviceID)
-                MouseButtons.Items.Add(button);
         }
 
         void LogMouseButtonUp(MouseDevice sender, MouseButton button)
         {
-            //Trace.WriteLine(String.Format("Mouse button up: {0} on device: {1}", button, sender.DeviceID));
+            this.BeginInvoke(ControlLogMouseKeyUp, hidden, this, sender, button);
-            if (sender.DeviceID == hidden.Mouse.DeviceID)
-                MouseButtons.Items.Remove(button);
         }
 
         void LogKeyDown(KeyboardDevice sender, Key key)
         {
-            Trace.WriteLine(String.Format("Key down: {0} on device: {1}", key, (sender as KeyboardDevice).DeviceID));
+            this.BeginInvoke(ControlLogKeyboardDown, hidden, this, sender, key);
-            keyboardListBoxes[(sender as KeyboardDevice).DeviceID].Items.Add(key);
         }
 
         void LogKeyUp(KeyboardDevice sender, Key key)
         {
-            Trace.WriteLine(String.Format("Key up: {0} on device: {1}", key, (sender as KeyboardDevice).DeviceID));
+            this.BeginInvoke(ControlLogKeyboardUp, hidden, this, sender, key);
-            keyboardListBoxes[(sender as KeyboardDevice).DeviceID].Items.Remove(key);
         }
 
-        #region IExample Members
-
-        public void Launch()
-        {
-            // Empty
-        }
-
-        public static readonly int order = 2;
-
-        #endregion
-
         private void ChooseMouse_SelectedIndexChanged(object sender, EventArgs e)
         {
             MouseButtons.Items.Clear();
         }
+
+        #region public static void Main()
+
+        /// <summary>
+        /// Entry point of this example.
+        /// </summary>
+        [STAThread]
+        public static void Main()
+        {
+            using (S04_Input_Logger example = new S04_Input_Logger())
+            {
+                // Get the title and category  of this example using reflection.
+                ExampleAttribute info = ((ExampleAttribute)example.GetType().GetCustomAttributes(false)[0]);
+                example.Text = String.Format("OpenTK | {0} {1}: {2}", info.Category, info.Difficulty, info.Title);
+                example.ShowDialog();
+            }
+        }
+
+        #endregion
     }
 }