private void IsBtnSave()
 {
     model = bll.GetModel(App_Code.Canshu.Id);
     if (model != null)
     {
         decimal money    = model.Money;
         decimal invoicem = model.InvoiceMoney;
         if (money == invoicem)
         {
             this.btnSave.Enabled          = false;
             this.txtInvoiceno.ReadOnly    = true;
             this.txtTic.ReadOnly          = true;
             this.cbxPayment.Enabled       = false;
             this.txtHandling.ReadOnly     = true;
             this.cbxStatus.Enabled        = false;
             this.txtRemark.ReadOnly       = true;
             this.txtInvoiceMoney.ReadOnly = true;
         }
     }
 }
 /// <summary>
 /// 查询信息
 /// </summary>
 /// <param name="id"></param>
 private void ShowInvoice(int id)
 {
     model                   = bll.GetModel(id);
     this.txtB.Text          = model.B;
     this.txtContractno.Text = model.ContractNo;
     this.txtDemoname.Text   = model.DemoName;
     if (!string.IsNullOrEmpty(model.EmpName))
     {
         this.cbxEmp.Text = model.EmpName;
     }
     else
     {
         this.txtTic.ReadOnly = true;
     }
     this.txtMoney.Text = model.Money.ToString();
     if (!string.IsNullOrEmpty(model.InvoiceMoney.ToString()) && model.InvoiceMoney > 0)
     {
         this.txtOpenMoney.Text = model.InvoiceMoney.ToString();
     }
 }