public void Addlbl() 
        {
            Label lbl;
            Seat seat;
            for (int i = 0; i < 7; i++)
            {
                for (int j = 0; j < 4;j++ )
                {
                    lbl = new Label();
                    lbl.Name = "lbl"+(j+1).ToString()+"_"+(i+1).ToString();
                    lbl.BackColor = Color.Yellow;
                    lbl.AutoSize = false;
                    lbl.Size = new Size(50,25);
                    lbl.Text = (j+1).ToString()+"_"+(i+1).ToString();
                    lbl.TextAlign = ContentAlignment.MiddleCenter;
                    lbl.Location = new Point(60+(i*90),50+(j*90));
                    lbl.Click += new EventHandler(lbl_click);
                    tabSchedule.Controls.Add(lbl);
                    seat = new Seat();
                    seat.SeatName = (j+1).ToString()+"_"+(i+1).ToString();
                    seat.SeatColor = Color.Yellow;
                    ciname.Seats.Add(seat.SeatName,seat);
                }
            }
        }
        void lbl_Click(object sender, EventArgs e)
        {
            想在方法里面弹出你所点击标签的TEXT
        }