使用按钮绑定数据

public partial class Form_Jurisdiction : XtraForm
    {
        Command.BusinessCommand.ProjectExplorer.com_Project com = new Command.BusinessCommand.ProjectExplorer.com_Project();
        string p_id;
        public Form_Jurisdiction(string _p_id)
        {
            p_id = _p_id;
            InitializeComponent();
            this.Load += (s, e) =>
            {
                Task.Factory.StartNew(() =>
                {
                    this.BeginInvoke(new Action(() =>
                    {
                        SetTextAndClick();
                        BandData();
                    }));
                });
            };
        }
        private void BandData() //无论是否有值，都绑定之前的窗口
        {
            List<Model.BusinessSelectModel.ProjectExplorer.Project_Jurisdiction> list = com.selectJuridictionById(p_id);
            this.ckb_staff.EditValue = string.Join(",", list.Where(w => w.j_type.Equals(false)).Select(w => w.j_id));
            this.ckb_group.EditValue = string.Join(",", list.Where(w => w.j_type.Equals(true)).Select(w => w.j_id));
            this.ckb_staff.RefreshEditValue();
            this.ckb_group.RefreshEditValue();
        }
        public void SetTextAndClick()//保存按钮绑定的信息
        {
            this.ckb_staff.Properties.DataSource = com.ReturnStaffList();
            this.ckb_staff.Properties.DisplayMember = "lookname";
            this.ckb_staff.Properties.ValueMember = "lookvalue";
            this.ckb_staff.Properties.NullText = "";
            this.ckb_group.Properties.DataSource = com.ReturnGroupList();
            this.ckb_group.Properties.DisplayMember = "lookname";
            this.ckb_group.Properties.ValueMember = "lookvalue";
            this.ckb_group.Properties.NullText = "";
            this.btn_save.Click += (s, e) =>
            {
                string staffs = this.ckb_staff.EditValue.ToSaleString();
                string groups = this.ckb_group.EditValue.ToSaleString();
                if (com.SetAndAddJurisdiction(p_id, staffs, groups))
                {
                    XtraMessageBox.Show("设置成功", "提示消息");
                    this.Close();
                }
                else
                {
                    XtraMessageBox.Show("设置失败", "提示消息");
                }
            };
        }

    }