protected void Page_Load(object sender, EventArgs e)
        {
            Session["Local"] = "领料单申请";
            if (Session["LoginName"] == null)
            {
                PageUtil.showToast(this, "未获取到你的登陆状态,请退出系统重新登录!");
                return;
            }
            else
            {
                user = Session["LoginName"].ToString();
            }


            if (!IsPostBack)
            {
                DataSet ds_Flax_value   = invoiceDC.getFlex_value();
                DataSet ds_Route        = invoiceDC.getRoute();
                DataSet ds_return_wo_no = invoiceDC.getIssueWo_no();

                if (ds_Flax_value != null)
                {
                    DropDownList_Flax_value.DataSource     = ds_Flax_value.Tables[0].DefaultView;
                    DropDownList_Flax_value.DataValueField = "flex_value";
                    DropDownList_Flax_value.DataTextField  = "flex_value";
                    DropDownList_Flax_value.DataBind();
                }
                if (ds_Route != null)
                {
                    DropDownList_operation_seq_num.DataSource     = ds_Route.Tables[0].DefaultView;
                    DropDownList_operation_seq_num.DataTextField  = "route";
                    DropDownList_operation_seq_num.DataValueField = "route_id";
                    DropDownList_operation_seq_num.DataBind();
                }

                if (ds_return_wo_no != null)
                {
                    DropDownList_issue_wo_no.DataSource     = ds_return_wo_no.Tables[0].DefaultView;
                    DropDownList_issue_wo_no.DataValueField = "wo_no";
                    DropDownList_issue_wo_no.DataTextField  = "wo_no";
                    DropDownList_issue_wo_no.DataBind();
                }

                DropDownList_Flax_value.Items.Insert(0, "--选择部门代码--");
                DropDownList_description.Items.Insert(0, "--选择部门名称--");
                DropDownList_item_name.Items.Insert(0, "--选择小料号--");
                DropDownList_operation_seq_num.Items.Insert(0, "--选择制程--");
                //DropDownList_frame_key.Items.Insert(0, "--选择料架--");
                DropDownList_issue_wo_no.Items.Insert(0, "--选择工单--");
            }
        }