XNA & Beyond: The Path to VS 2008

using System;
using System.Collections.Generic;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Audio;
using Microsoft.Xna.Framework.Content;
using Microsoft.Xna.Framework.GamerServices;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Input;
using Microsoft.Xna.Framework.Net;
using Microsoft.Xna.Framework.Storage;
using SysWinForms = System.Windows.Forms; // to avoid conflicts with namespaces

namespace WindowsGame1
{
    /// <summary>
    /// This is the main type for your game
    /// </summary>
    public class Game1 : Microsoft.Xna.Framework.Game
    {
        GraphicsDeviceManager graphics;
        SpriteBatch spriteBatch;

        SpriteFont Font1;
        Vector2 FontPos;
        Form1 myForm;

        public Game1()
        {
            graphics = new GraphicsDeviceManager(this);
            Content.RootDirectory = System.Windows.Forms.Application.StartupPath + @"\Content";
        }

        /// <summary>
        /// Allows the game to perform any initialization it needs to before starting to run.
        /// This is where it can query for any required services and load any non-graphic
        /// related content.  Calling base.Initialize will enumerate through any components
        /// and initialize them as well.
        /// </summary>
        protected override void Initialize()
        {
            // TODO: Add your initialization logic here

            base.Initialize();

            SysWinForms.Form gameWindowForm = (SysWinForms.Form)SysWinForms.Form.FromHandle(this.Window.Handle);
            gameWindowForm.Shown += new EventHandler(gameWindowForm_Shown);

            this.myForm = new Form1();
            myForm.HandleDestroyed += new EventHandler(myForm_HandleDestroyed);
            myForm.Show();
        }

        void myForm_HandleDestroyed(object sender, EventArgs e)
        {
            this.Exit();
        }

        void gameWindowForm_Shown(object sender, EventArgs e)
        {
            ((SysWinForms.Form)sender).Hide();
        }

        /// <summary>
        /// LoadContent will be called once per game and is the place to load
        /// all of your content.
        /// </summary>
        protected override void LoadContent()
        {
            // Create a new SpriteBatch, which can be used to draw textures.
            spriteBatch = new SpriteBatch(GraphicsDevice);

            Font1 = Content.Load<SpriteFont>("MyFont");

            // TODO: Load your game content here            
            FontPos = new Vector2(graphics.GraphicsDevice.Viewport.Width / 2,
                graphics.GraphicsDevice.Viewport.Height / 2);

        }

        /// <summary>
        /// UnloadContent will be called once per game and is the place to unload
        /// all content.
        /// </summary>
        protected override void UnloadContent()
        {
            // TODO: Unload any non ContentManager content here
        }

        /// <summary>
        /// Allows the game to run logic such as updating the world,
        /// checking for collisions, gathering input, and playing audio.
        /// </summary>
        /// <param name="gameTime">Provides a snapshot of timing values.</param>
        protected override void Update(GameTime gameTime)
        {
            // Allows the game to exit
            if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed)
                this.Exit();

            // TODO: Add your update logic here

            base.Update(gameTime);
        }

        /// <summary>
        /// This is called when the game should draw itself.
        /// </summary>
        /// <param name="gameTime">Provides a snapshot of timing values.</param>
        protected override void Draw(GameTime gameTime)
        {
            graphics.GraphicsDevice.Clear(Color.CornflowerBlue);

            spriteBatch.Begin();

            // Draw the current date and time
            string output = DateTime.Now.ToString();

            // Find the center of the string
            Vector2 FontOrigin = Font1.MeasureString(output) / 2;
            
            // Draw the string
            spriteBatch.DrawString(Font1, output, FontPos, Color.LightGreen,
                0, FontOrigin, 1.0f, SpriteEffects.None, 0.5f);

            spriteBatch.End();

            base.Draw(gameTime);

            // This one will do the trick we are looking for!
            this.GraphicsDevice.Present(this.myForm.PanelHandle);
        }
    }
}