Déclencher un click de souris automatique

namespace WindowsFormsApplication1  
{  
    public delegate void SampleEventHandler(object sender, MouseEventArgs e);  

        // Declare the event.  
          
    public partial class Form1 : Form  
    {  
        public event SampleEventHandler SampleEvent;  
        public Form1()  
        {  
            InitializeComponent();  
            this.SampleEvent+=new SampleEventHandler(Form1_SampleEvent);  
        }  
        private void Form1_SampleEvent(object sender, MouseEventArgs e)  
        {  
           //gestion de l'event déclenché...  

        }  

        private void Form1_MouseEnter(object sender, EventArgs e)  
        {  
            SampleEvent(this, new MouseEventArgs(MouseButtons.Right,1,MousePosition.X,MousePosition.Y,0));  
        }  
    }  
}  

public delegate void SampleEventHandler(object sender, MouseEventArgs e);
    public delegate void AfficheDelegate(string m);

        // Declare the event.
        
    public partial class Form1 : Form
    {
        public event SampleEventHandler SampleEvent;
        Thread th;
        public Form1()
        {
            InitializeComponent();
            this.SampleEvent+=new SampleEventHandler(Form1_SampleEvent);
            th = new Thread(Thread_PositionChanged);
            th.Start();
        }
        private void affiche(string m)
        {
            if (InvokeRequired)
                Invoke(new AfficheDelegate(affiche), m);
            else
                textBox1.Text = m;
        }
        private void Form1_SampleEvent(object sender, MouseEventArgs e)
        {
            affiche(e.X + " " + e.Y);
        }

        private void Thread_PositionChanged()
        {
            while (true)
            {
                if ((MousePosition.X > this.Location.X && MousePosition.X < (this.Location.X + this.Width)) && (MousePosition.Y > this.Location.Y && MousePosition.Y < (this.Location.Y + this.Height)))
                {
                    SampleEvent(this, new MouseEventArgs(MouseButtons.Right, 1, MousePosition.X, MousePosition.Y, 0));
                }
            }
        }

        private void Form1_FormClosed(object sender, FormClosedEventArgs e)
        {
            th.Abort();
        }
    }