tableLayoutPanel 列宽度设置

 1   public partial class UserControl1 : UserControl
 2     {
 3         public UserControl1()
 4         {
 5             InitializeComponent();
 6             this.tableLayoutPanel1.ColumnStyles[1].Width = 0;
 7         }
 8         //显示
 9         private void toolStripButton1_Click(object sender, EventArgs e)
10         {
11             this.tableLayoutPanel1.ColumnStyles[1].Width = this.tableLayoutPanel1.ColumnStyles[0].Width;
12             this.Refresh();
13         }
14       //隐藏
15         private void toolStripDropDownButton1_Click(object sender, EventArgs e)
16         {
17             this.tableLayoutPanel1.ColumnStyles[1].Width = 0;
18
19         }
20     }

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