tableLayoutPanel 列宽度设置

   public partial class UserControl1 : UserControl
     {
         public UserControl1()
         {
             InitializeComponent();
             this.tableLayoutPanel1.ColumnStyles[].Width = ;
         }
         //显示
         private void toolStripButton1_Click(object sender, EventArgs e)
         {
             this.tableLayoutPanel1.ColumnStyles[].Width = this.tableLayoutPanel1.ColumnStyles[].Width;
             this.Refresh();
         }
       //隐藏
         private void toolStripDropDownButton1_Click(object sender, EventArgs e)
         {
             this.tableLayoutPanel1.ColumnStyles[].Width = ;

         }
     }

 this.tableLayoutPanel1.ColumnStyles[1] 为第二列  ， 0为第一列