Back to unsafe

- Fixed array issue means we have to use unsafe in a few parts for now.
- Testing rayforms in bindings

Bindings/RayForms.cs

@@ -0,0 +1,102 @@
+using System;
+using System.Drawing;
+using System.Runtime.InteropServices;
+using System.Threading;
+using System.Windows.Forms;
+using static Raylib.Raylib;
+
+namespace Raylib
+{
+    public partial class RayForms : Form
+    {
+        private Panel gamePanel;
+        private bool windowAttached = false;
+
+        #region WinAPI Entry Points
+
+        [DllImport("user32.dll")]
+        private static extern IntPtr SetWindowPos(IntPtr handle, IntPtr handleAfter, int x, int y, int cx, int cy, uint flags);
+        [DllImport("user32.dll")]
+        private static extern IntPtr SetParent(IntPtr child, IntPtr newParent);
+        [DllImport("user32.dll")]
+        private static extern IntPtr ShowWindow(IntPtr handle, int command);
+
+        #endregion
+
+        public RayForms()
+        {
+            Size = new Size(1024, 700);
+            Text = "Rayforms";
+
+            gamePanel = new Panel();
+            gamePanel.Size = new Size(800, 500);
+            gamePanel.Location = new Point(50, 50);
+
+            Button button = new Button();
+            button.Text = "Attach window";
+            button.Size = new Size(150, 20);
+            button.Location = new Point(
+                (Size.Width / 2) - (button.Size.Width / 2),
+                gamePanel.Location.Y + gamePanel.Size.Height + 10
+            );
+            button.Click += new EventHandler(ClickedButton);
+            Controls.Add(button);
+            Controls.Add(gamePanel);
+        }
+
+        private void ClickedButton(object sender, EventArgs e)
+        {
+            if (!windowAttached)
+            {
+                // new Thread(Test).Start();
+                Test();
+            }
+        }
+
+        private void Test()
+        {
+            SetConfigFlags((int)Flag.WINDOW_UNDECORATED);
+            InitWindow(800, 480, "Rayforms test");
+            SetTargetFPS(60);
+
+            IntPtr winHandle = GetWindowHandle();
+            Invoke(new Action(() =>
+            {
+                SetWindowPos(winHandle, Handle, 0, 0, 0, 0, 0x0401 /*NOSIZE | SHOWWINDOW */);
+                SetParent(winHandle, gamePanel.Handle);
+                ShowWindow(winHandle, 1);
+                windowAttached = true;
+            }));
+   
+            // Main game loop
+            while (!WindowShouldClose())    // Detect window close button or ESC key
+            {
+                // Update
+                //----------------------------------------------------------------------------------
+                // TODO: Update your variables here
+                //----------------------------------------------------------------------------------
+ 
+                // Draw
+                //----------------------------------------------------------------------------------
+                BeginDrawing();
+
+                ClearBackground(RAYWHITE);
+
+                DrawText("Congrats! You created your first window!", 190, 200, 20, MAROON);
+
+                DrawText(GetFrameTime().ToString(), 100, 10, 15, MAROON);
+
+                DrawFPS(10, 10);
+
+                EndDrawing();
+                //----------------------------------------------------------------------------------
+            }
+            CloseWindow();
+        }
+
+        public static void Run()
+        {
+            Application.Run(new RayForms());
+        }
+    }
+}