public void initListener() {
    view.getBtnNewForm().addClickListener(this);
    view.getBtnEditForm().addClickListener(this);
    view.getBtnCancelForm().addClickListener(this);
    view.getBtnDeleteForm().addClickListener(this);
    view.getBtnHelp().addClickListener(this);
    view.getBtnPrint().addClickListener(this);
    view.getBtnSaveForm().addClickListener(this);
    view.getBtnSearch().addClickListener(this);

    view.getBtnUtility().addClickListener(this);

    view.getTable().addItemClickListener(this);
  }
  @Override
  public void buttonClick(ClickEvent event) {
    // TODO Auto-generated method stub
    // Antisipasi
    if (model.getOperationStatus() == null)
      model.setOperationStatus(EnumOperationStatus.OPEN.getStrCode());
    if (model.getOperationStatus().equals(""))
      model.setOperationStatus(EnumOperationStatus.OPEN.getStrCode());

    if (event.getButton() == view.getBtnNewForm()) {
      addItem();
      view.showWindowForm();
    } else if (event.getButton() == view.getBtnEditForm()) {
      view.showWindowForm();
    } else if (event.getButton() == view.getBtnDeleteForm()) {
      deleteForm();
    } else if (event.getButton() == view.getBtnSaveForm()) {
      ConfirmDialog commitDialog =
          ConfirmDialog.show(
              view.getUI(),
              "Konfirmasi Simpan",
              "Simpan Data?",
              "Save",
              "No",
              new ConfirmDialog.Listener() {
                public void onClose(ConfirmDialog dialog) {
                  if (dialog.isConfirmed()) {
                    // Confirmed to continue
                    try {
                      if (model
                          .getOperationStatus()
                          .equals(EnumOperationStatus.ADDING.getStrCode())) {
                        if (insertAndValidateForm() == 0) {
                          view.getTable().focus();
                          view.closeWindowForm();
                        } else {
                          view.focustIdOrDesc();
                        }
                      } else if (model
                          .getOperationStatus()
                          .equals(EnumOperationStatus.EDITING.getStrCode())) {
                        if (updateAndValidateForm() == 0) {
                          view.getTable().focus();
                          view.closeWindowForm();
                        } else {
                          view.focustIdOrDesc();
                        }
                      }

                    } catch (Exception ex) {
                      Notification.show("Terjadi Kesalahan Simpan");
                    }

                  } else {
                    view.focustIdOrDesc();
                  }
                }
              });
      commitDialog.setStyleName("dialog");
      commitDialog.getOkButton().setStyleName("small");
      commitDialog.getCancelButton().setStyleName("small");
      // Jangan lupa
      commitDialog.focus();

    } else if (event.getButton() == view.getBtnCancelForm()) {
      if (model.getOperationStatus().equals(EnumOperationStatus.ADDING.getStrCode())) {
        discardForm();
      } else if (model.getOperationStatus().equals(EnumOperationStatus.ADDING.getStrCode())
          || model.getOperationStatus().equals(EnumOperationStatus.EDITING.getStrCode())) {
        if (view.getFormLayout().isVisible()) {
          discardForm();
        }
      } else {
        view.getTable().focus();
      }

      //			discardForm(operationStatus);
    } else if (event.getButton() == view.getBtnSearch()) {
      searchForm();
    } else if (event.getButton() == view.getBtnPrint()) {
      printForm();
    } else if (event.getButton() == view.getBtnHelp()) {
      helpForm();
    } else if (event.getButton() == view.getBtnUtility()) {
      view.showWindowUtility();
    }
    // Tidak semua akan di refresh container nya >> Jadi refresh container tidak bisa di taruh
    // disini

  }