ABAP/Select options

This ABAP code snippet will allow you to hide some of the select options.

This ABAP code snippet will allow you to hide some of the select options. Pressing a icon on the selection screen will expand the selection screen.

Define the following text elements
text-810: Special parameters on
text-811: Special parameters off


program z1.
* Define the following text elements
*   text-810: Special parameters on
*   text-811: Special parameters off

INCLUDE: <icon>.               
TABLES: smp_dyntxt, sscrfields, lfa1.

select-options: s_lifnr for lfa1-lifnr  
                 MODIF ID zer,
                s_name for lfa1-name1.

parameters: p_flag(1) modif id zer,
            p_sp_vis NO-DISPLAY. 

* Function Key
SELECTION-SCREEN FUNCTION KEY 1. 

AT SELECTION-SCREEN.
*Button 1 on the Toolbar has been pushed
  IF sscrfields-ucomm = 'FC01'.
    IF p_sp_vis = ' '.     "Show
      p_sp_vis = 'X'.
    ELSE.                  "Hide
      p_sp_vis = ' '.
    ENDIF.
  ENDIF.

AT SELECTION-SCREEN OUTPUT. 
* Set up toolbar pushbutton texts 
  PERFORM set_button_texts.
* Show/hide special parameters 
  PERFORM modify_screen.

start-of-selection.
  write: 'Hello'.

FORM set_button_texts.
  IF p_sp_vis = 'X'.
*   Show
    smp_dyntxt-text       = text-811.
    smp_dyntxt-icon_id    =      
      icon_data_area_collapse.
    smp_dyntxt-quickinfo  = text-811.
  ELSE.
*   Hide
    smp_dyntxt-text       = text-810.
    smp_dyntxt-icon_id    = 
      icon_data_area_expand.
    smp_dyntxt-quickinfo  = text-810.
  ENDIF.

  smp_dyntxt-icon_text  = space.
  sscrfields-functxt_01 = smp_dyntxt.
ENDFORM.

FORM modify_screen.
  LOOP AT SCREEN.
    IF screen-group1 = 'ZER'. "Show
      IF p_sp_vis = 'X'.     
        screen-invisible = '0'.
      ELSE.  "Hide
        screen-input     = '0'.        
        screen-invisible = '1'.
      ENDIF.
      MODIFY SCREEN.
    ENDIF.
  ENDLOOP.
ENDFORM.  
This was first published in May 2002

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