To disable the print dialog box in smartform, set the NO_DIALOG and PREVIEW flags of CONTROL_PARAMETERS in smartform function module.
*&---------------------------------------------------------------------* *& Data Declaration *&---------------------------------------------------------------------* DATA: gv_formname TYPE tdsfname VALUE 'ZZDEMO', gv_fm_name TYPE rs38l_fnam. DATA: gwa_ssfcompop TYPE ssfcompop, gwa_control TYPE ssfctrlop. DATA: gv_devtype TYPE rspoptype. *&---------------------------------------------------------------------* *& START-OF-SELECTION *&---------------------------------------------------------------------* START-OF-SELECTION. *Get the function module name using form name CALL FUNCTION 'SSF_FUNCTION_MODULE_NAME' EXPORTING formname = gv_formname IMPORTING fm_name = gv_fm_name EXCEPTIONS no_form = 1 no_function_module = 2 OTHERS = 3. IF sy-subrc <> 0. MESSAGE ID sy-msgid TYPE sy-msgty NUMBER sy-msgno WITH sy-msgv1 sy-msgv2 sy-msgv3 sy-msgv4. ENDIF. *Get Device Type CALL FUNCTION 'SSF_GET_DEVICE_TYPE' EXPORTING i_language = sy-langu IMPORTING e_devtype = gv_devtype EXCEPTIONS no_language = 1 language_not_installed = 2 no_devtype_found = 3 system_error = 4 OTHERS = 5. gwa_ssfcompop-tdprinter = gv_devtype. *Suppress print dialog gwa_control-no_dialog = 'X'. * Enable print preview gwa_control-preview = 'X'. *Trigger the smartform CALL FUNCTION gv_fm_name EXPORTING control_parameters = gwa_control output_options = gwa_ssfcompop EXCEPTIONS formatting_error = 1 internal_error = 2 send_error = 3 user_canceled = 4 OTHERS = 5. IF sy-subrc <> 0. MESSAGE ID sy-msgid TYPE sy-msgty NUMBER sy-msgno WITH sy-msgv1 sy-msgv2 sy-msgv3 sy-msgv4. ENDIF.
If PREVIEW flag of CONTROL_PARAMETERS in smartform function module is not set in the above example, then print preview will not be displayed and print is directly sent to the printer.