/// <summary>

        /// 自定义ListBox的item的宽高, 字体居中

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void lisB_DrawItem(object sender, DrawItemEventArgs e)

        {

            if (e.Index == -)

            {

                return;

            }

            e.DrawBackground(); //绘制各项的背景色

            e.DrawFocusRectangle();

            //让文字位于Item的中间

            float difH = (e.Bounds.Height - e.Font.Height) / ;

            //指定绘制文本的位置

            RectangleF rf = new RectangleF(e.Bounds.X, e.Bounds.Y + difH, e.Bounds.Width, e.Font.Height);

            //绘制指定的字符串

            e.Graphics.DrawString(lisB.Items[e.Index].ToString(), e.Font, new SolidBrush(Color.Black), rf);

        }

        private void lisB_MeasureItem(object sender, MeasureItemEventArgs e)

        {

          //if(e.Index==1)  指定某一行的高度

                e.ItemHeight = ;

        }