Ogranieczenie kursora myszki do okienka aplikacji

 
       int s_width = Screen.PrimaryScreen.Bounds.Width;
            int s_height = Screen.PrimaryScreen.Bounds.Height;

            int x_cu = Cursor.Position.X;
            int y_cu = Cursor.Position.Y;

            int x_lo = this.Location.X;
            int y_lo = this.Location.Y;

            int y_height = this.Size.Height;
            int x_width = this.Size.Width;

            s_height = s_height / 2;
            s_width = s_width / 2;

            if (x_cu < x_lo || y_cu < y_lo || x_cu > x_lo + x_width || y_cu > y_lo + y_height)
            {
                Cursor.Position = new Point(s_width, s_height);
            }

            Form2 form2 = new Form2();

            int x_lo = form2.Location.X;
            int y_lo = form2.Location.Y;

            int y_height = form2.Size.Height;
            int x_width = form2.Size.Width;