/// <summary>
 ///     tree的焦点失去事件
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void Goodstypetree_Leave(object sender, EventArgs e)
 {
     if (Goodstypetree.Width > 121 || Goodstypetree.Height > 20)
     {
         Tree_hide_timer.Start();                                    //隐藏treeview
     }
 }
 /// <summary>
 /// 背景单击事件
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void NewPutInventory_Click(object sender, EventArgs e)
 {
     SetGoodsinfo();
     if (Goodstypetree.Width > 121 || Goodstypetree.Height > 20)
     {
         Tree_hide_timer.Start();                                    //隐藏treeview
     }
 }
 /// <summary>
 /// treeview的隐藏计时器
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void Tree_hide_timer_Tick(object sender, EventArgs e)
 {
     if (Goodstypetree.Width >= 121)
     {
         Goodstypetree.Width -= 5;
     }
     if (Goodstypetree.Height >= 20)
     {
         Goodstypetree.Height -= 15;
     }
     if (Goodstypetree.Width <= 121 && Goodstypetree.Height <= 20)
     {
         tree_label.Show();
         Tree_hide_timer.Stop();
     }
 }