private void btnAdd_Click(object sender, EventArgs e)
 {
     if (addCtl == null)
     {
         addCtl                = new SettingControl(this);
         addCtl.Parent         = Parent;
         addCtl.GetLabel1.Text = "添加";
     }
     addCtl.Location = Location;
     this.Visible    = false;
     addCtl.Visible  = true;
 }
 private void btnChange_Click(object sender, EventArgs e)
 {
     if (sc == null)
     {
         sc                = new SettingControl(this);
         sc.Parent         = Parent.Parent.Parent;
         sc.GetLabel1.Text = "修改";
     }
     sc.Location = this.Parent.Parent.Location;
     this.Parent.Parent.Visible = false;
     sc.Visible = true;
 }