[ABAP] Editierbares SALV-Grid (IF_SALV_GUI_OM_EXTEND_GRID_API, IF_SALV_GUI_OM_EDIT_RESTRICTED)

* Quelle: https://blogs.sap.com/2022/08/01/editable-cl_salv_table-after-release-756/
* ab SAP Release 756
* Achtung: das Ganze funktioniert nur für kleine Tabellen mit max. 5000 Zellen, siehe:
*
* Methode: CL_SALV_GUI_OM_ADAPTER_TABLE->CAN_RUN_RESTRICTED_EDIT_MODE( )
* Konstante: CV_MAX_CELLS_FOR_EDITABLE (Wert: 5000).

* Eventhandler
CLASS lcl_events DEFINITION.
  PUBLIC SECTION.
* Bezeichner der Buttons
    CONSTANTS: co_btn_edit TYPE string VALUE 'BTN_EDIT'.
    CONSTANTS: co_btn_save TYPE string VALUE 'BTN_SAVE'.

* Platzhalter für Referenz auf SALV-Grid
    CLASS-DATA: o_salv TYPE REF TO cl_salv_table.

* Eventhandler-Methode für Button-Klicks in der Toolbar des SALV-Grids
    CLASS-METHODS : on_toolbar_click FOR EVENT added_function OF cl_salv_events_table
      IMPORTING
        e_salv_function
        sender.
  PRIVATE SECTION.
* Edit-Status des SALV-Grids
    CLASS-DATA: gv_edit TYPE abap_bool VALUE abap_false.
ENDCLASS.

CLASS lcl_events IMPLEMENTATION.
  METHOD on_toolbar_click.
    IF o_salv IS BOUND.

      DATA(o_api) = o_salv->extended_grid_api( ).
      DATA(o_edit) = o_api->editable_restricted( ).

      CASE e_salv_function.

        WHEN co_btn_edit.
* Edit-Modus umschalten
          IF gv_edit = abap_false.
            gv_edit = abap_true.
          ELSE.
            gv_edit = abap_false.
          ENDIF.

          TRY.
* Spalte(n) (nicht) editierbar setzen
              o_edit->set_attributes_for_columnname( EXPORTING columnname              = 'EKGRP'
                                                               all_cells_input_enabled = gv_edit ).

              o_edit->set_attributes_for_columnname( EXPORTING columnname              = 'SMTP_ADDR'
                                                               all_cells_input_enabled = gv_edit ).
            CATCH cx_salv_not_found.
          ENDTRY.

          o_edit->validate_changed_data( ).
          o_salv->refresh( ).

        WHEN co_btn_save.
* Daten auf Validität prüfen
          DATA(lv_data_is_valid) = abap_false.

          TRY.
              o_edit->validate_changed_data( IMPORTING is_input_data_valid = lv_data_is_valid ).
              o_salv->refresh( ).
            CATCH cx_salv_not_found.
          ENDTRY.

          IF lv_data_is_valid = abap_true.
* Daten hier speichern / weiterverarbeiten
            MESSAGE co_btn_save TYPE 'I'.
          ENDIF.
      ENDCASE.
    ENDIF.
  ENDMETHOD.
ENDCLASS.

START-OF-SELECTION.

  TRY.
* Beispieldaten (Einkäufergruppen) holen
      SELECT FROM t024
        FIELDS *
        INTO TABLE @DATA(it_t024).

      IF sy-subrc = 0.
        cl_salv_table=>factory( EXPORTING r_container  = cl_gui_container=>default_screen
                                IMPORTING r_salv_table = lcl_events=>o_salv
                                CHANGING  t_table      = it_t024 ).

* Standardbuttons der SALV-Table ausblenden
        lcl_events=>o_salv->get_functions( )->set_all( abap_false ).

* Eigenen SALV-Button hinzufügen
* das Hinzufügen des Buttons funktioniert nur, wenn die SALV-Table innerhalb eines Containers (z.B. cl_gui_container=>default_screen) eingebettet ist
        lcl_events=>o_salv->get_functions( )->add_function( name = |{ lcl_events=>co_btn_edit }|
                                                            icon = |{ icon_edit_file }|
                                                            text = 'Edit'
                                                            tooltip = 'Daten editieren'
                                                            position = if_salv_c_function_position=>right_of_salv_functions ).

        lcl_events=>o_salv->get_functions( )->add_function( name = |{ lcl_events=>co_btn_save }|
                                                            icon = |{ icon_save_as_template }|
                                                            text = 'Save'
                                                            tooltip = 'Daten speichern'
                                                            position = if_salv_c_function_position=>right_of_salv_functions ).

* Eventhandler für Klicks in die Toolbar des SALV-Grids setzen
        SET HANDLER lcl_events=>on_toolbar_click FOR lcl_events=>o_salv->get_event( ).

* SALV anzeigen
        lcl_events=>o_salv->display( ).

* Toolbar der Listausgabe unterdrücken
        cl_abap_list_layout=>suppress_toolbar( ).

* Listausgabe erzwingen für Erzeugung von cl_gui_container=>default_screen
        WRITE: space.

      ENDIF.
    CATCH cx_root INTO DATA(e_txt).
      WRITE: / e_txt->get_text( ).
  ENDTRY.

[ABAP] Zwei SALV-Grids in einem Splittercontainer anzeigen

* Daten für SALV-Grid oben
SELECT *
  INTO TABLE @DATA(it_scarr)
  FROM scarr.

* Daten für SALV-Grid unten
SELECT *
  INTO TABLE @DATA(it_sflight)
  FROM sflight.

* Referenzen auf GUI-Objekte
* Splitter
DATA: o_splitter_main TYPE REF TO cl_gui_splitter_container.
* Splitter-Container oben
DATA: o_container_o   TYPE REF TO cl_gui_container.
* Splitter-Container unten
DATA: o_container_u   TYPE REF TO cl_gui_container.

* Splitter auf default_screen erzeugen
o_splitter_main = NEW #( parent                  = cl_gui_container=>default_screen
                         no_autodef_progid_dynnr = abap_true       " wichtig
                         rows                    = 2
                         columns                 = 1 ).

* Höhe oberer Splitter in %
o_splitter_main->set_row_height( id = 1 height = 40 ).

* REF auf oberen und unteren Splitcontainer holen
o_container_o = o_splitter_main->get_container( row = 1 column = 1 ).
o_container_u = o_splitter_main->get_container( row = 2 column = 1 ).

* SALV-Table oben mit Fluggesellschaften
DATA: o_salv_o TYPE REF TO cl_salv_table.

cl_salv_table=>factory( EXPORTING
                          r_container  = o_container_o
                        IMPORTING
                          r_salv_table = o_salv_o
                        CHANGING
                          t_table      = it_scarr ).

* Grundeinstellungen
o_salv_o->get_functions( )->set_all( abap_true ).
o_salv_o->get_columns( )->set_optimize( abap_true ).
o_salv_o->get_display_settings( )->set_list_header( 'Fluggesellschaften' ).
o_salv_o->get_display_settings( )->set_striped_pattern( abap_true ).
o_salv_o->get_selections( )->set_selection_mode( if_salv_c_selection_mode=>row_column ).

* Spaltenüberschriften: technischer Name und Beschreibungstexte
LOOP AT o_salv_o->get_columns( )->get( ) ASSIGNING FIELD-SYMBOL(<so>).
  DATA(o_col_o) = <so>-r_column.
  o_col_o->set_short_text( || ).
  o_col_o->set_medium_text( || ).
  o_col_o->set_long_text( |{ o_col_o->get_columnname( ) }| ).
ENDLOOP.

* SALV-Grid anzeigen
o_salv_o->display( ).

* SALV-Table unten mit Flügen
DATA: o_salv_u TYPE REF TO cl_salv_table.

cl_salv_table=>factory( EXPORTING
                          r_container  = o_container_u
                        IMPORTING
                          r_salv_table = o_salv_u
                        CHANGING
                          t_table      = it_sflight ).

* Grundeinstellungen
o_salv_u->get_functions( )->set_all( abap_true ).
o_salv_u->get_columns( )->set_optimize( abap_true ).
o_salv_u->get_display_settings( )->set_list_header( 'Flüge' ).
o_salv_u->get_display_settings( )->set_striped_pattern( abap_true ).
o_salv_u->get_selections( )->set_selection_mode( if_salv_c_selection_mode=>row_column ).

* Spaltenüberschriften: technischer Name und Beschreibungstexte
LOOP AT o_salv_u->get_columns( )->get( ) ASSIGNING FIELD-SYMBOL(<su>).
  DATA(o_col_u) = <su>-r_column.
  o_col_u->set_short_text( || ).
  o_col_u->set_medium_text( || ).
  o_col_u->set_long_text( |{ o_col_u->get_columnname( ) }| ).
ENDLOOP.

* SALV-Grid anzeigen
o_salv_u->display( ).

* leere Toolbar ausblenden
cl_abap_list_layout=>suppress_toolbar( ).

* Erzwingen von cl_gui_container=>default_screen
WRITE: space.

[ABAP] SALV-Table in der Listausgabe in Custom-Container anzeigen

DATA: o_alv TYPE REF TO cl_salv_table.

START-OF-SELECTION.
  DATA: it_spfli TYPE STANDARD TABLE OF spfli WITH DEFAULT KEY.

  SELECT * FROM spfli INTO CORRESPONDING FIELDS OF TABLE it_spfli.

  WRITE: / 'GUI-Objekt in der Listanzeige'.

  ULINE.

* freier Custom-Container in der Listenansicht
  DATA(o_cnt) = NEW cl_gui_custom_container( container_name = ''
                                             repid          = 'SAPMSSY0'
                                             dynnr          = '0120' ).
* Position des Containers
  o_cnt->set_top( 50 ).
  o_cnt->set_left( 50 ).
  o_cnt->set_width( 1000 ).
  o_cnt->set_height( 200 ).


* SALV-Grid für Anzeige im Container
  TRY.
      cl_salv_table=>factory( EXPORTING
                                r_container  = o_cnt
                              IMPORTING
                                r_salv_table = o_alv
                              CHANGING
                                t_table      = it_spfli ).

      o_alv->display( ).

    CATCH cx_root INTO DATA(e_txt).
      WRITE: / e_txt->get_text( ).
  ENDTRY.

  DO 100 TIMES.
    WRITE: / |{ sy-index } Lorem ipsum.|.
  ENDDO.

[ABAP] SALV-Table: Darstellung (Ausgabeformat) einer Spalte über einen Konvertierungs-Exit anpassen

Beispiel 1: Zeitstempel formatieren (==TSTMP)

DATA: o_alv TYPE REF TO cl_salv_table.

DATA: it_tab TYPE ...

cl_salv_table=>factory( IMPORTING
                          r_salv_table = o_alv
                        CHANGING
                          t_table      = it_tab ).

* Der Inhalt der Spalte 'TIMESTAMP' soll anstelle des zusammengesetzten Standartformates für den p-Datentyp
* eine andere Darstellung, getrennt nach Datum und Uhrzeit, bekommen
* '20180101120101,1234567' -> '01.01.2018 12:01:01'
*
* Dazu wird der vorhandene Konvertierungs-Exit CONVERSION_EXIT_TSTMP_INPUT und CONVERSION_EXIT_TSTMP_OUTPUT
* aufgerufen, indem man das Kürzel '==TSTMP' (mittlere Buchstaben im Bezeichner CONVERSION_EXIT_... ) angibt.
*
* alle vorhandenen Konvertierungs-Exits: Transaktion SE37 -> Funktionsbaustein "CONVERSION_EXIT_*" -> Lupe
* Tabelle: TFDIR
o_alv->get_columns( )->get_column( 'TIMESTAMP' )->set_edit_mask( '==TSTMP' ).

o_alv->display( ).

Beispiel 2: Nachkommastellen abschneiden (==DEC0)

SELECT FROM marc
  FIELDS matnr, werks, eisbe
  INTO TABLE @DATA(it_marc)
  UP TO 100 ROWS.

IF sy-subrc = 0.
  TRY.
*   SALV-Table
      DATA: o_salv TYPE REF TO cl_salv_table.

      cl_salv_table=>factory( IMPORTING r_salv_table = o_salv
                              CHANGING  t_table      = it_marc ).

*   Grundeinstellungen
      o_salv->get_functions( )->set_all( abap_true ).
      o_salv->get_columns( )->set_optimize( abap_true ).
      o_salv->get_display_settings( )->set_list_header( 'MARC' ).
      o_salv->get_display_settings( )->set_striped_pattern( abap_true ).
      o_salv->get_selections( )->set_selection_mode( if_salv_c_selection_mode=>row_column ).

*   Spaltenüberschriften: technischer Name und Beschreibungstexte, Short Text und Medium Text leer lassen für Autosize
      LOOP AT o_salv->get_columns( )->get( ) ASSIGNING FIELD-SYMBOL(<c>).
        DATA(o_col) = <c>-r_column.
        o_col->set_short_text( || ).
        o_col->set_medium_text( || ).
        o_col->set_long_text( |{ o_col->get_long_text( ) }| ).
      ENDLOOP.

* Sicherheitsbestand --> Nachkommastellen in der Darstellung abschneiden
      o_salv->get_columns( )->get_column( 'EISBE' )->set_edit_mask( value = '==DEC0' ).

      o_salv->display( ).
    CATCH cx_root INTO DATA(e_txt).
      WRITE: / e_txt->get_text( ).
  ENDTRY.
ENDIF.

Links

[ABAP] ALV-Grid: Dropdown-Liste verwenden

**********************************************************************
*
* Variablen
*
**********************************************************************
DATA: gv_screen_status TYPE string VALUE 'INIT'.
DATA: gv_carrid TYPE spfli-carrid.
DATA: gv_connid TYPE spfli-connid.
DATA: o_alv TYPE REF TO cl_gui_alv_grid.
DATA: it_spfli TYPE STANDARD TABLE OF spfli WITH DEFAULT KEY.
**********************************************************************
*
* leeres Dynpro als Dummy für ALV-Grid
*
**********************************************************************
SELECTION-SCREEN BEGIN OF SCREEN 2000.
SELECTION-SCREEN END OF SCREEN 2000.
**********************************************************************
*
* SELECTION-SCREEN
*
**********************************************************************
SELECT-OPTIONS: so_carr FOR gv_carrid.
SELECT-OPTIONS: so_conn FOR gv_connid.
**********************************************************************
*
* Eventhandler
*
**********************************************************************
CLASS lcl_events DEFINITION.

  PUBLIC SECTION.

    CLASS-METHODS:
      on_toolbar FOR EVENT toolbar OF cl_gui_alv_grid
        IMPORTING
            e_object
            e_interactive
            sender.

    CLASS-METHODS:
      on_data_changed FOR EVENT data_changed OF cl_gui_alv_grid
        IMPORTING
            er_data_changed
            sender.
ENDCLASS.

CLASS lcl_events IMPLEMENTATION.

  METHOD on_data_changed.
* geänderte Zellen durchgehen
    LOOP AT er_data_changed->mt_good_cells ASSIGNING FIELD-SYMBOL(<fs_changed>).
      IF <fs_changed> IS ASSIGNED.
* Zeile x aus der iTab it_mara rausholen und daraus die Zelle anhand des Spaltennamens (Feldnamens) holen
        ASSIGN COMPONENT <fs_changed>-fieldname OF STRUCTURE it_spfli[ <fs_changed>-row_id ] TO FIELD-SYMBOL(<fs_mara_field>).

* Änderungswert in die Zelle der iTab (it_mara) rückschreiben
        <fs_mara_field> = <fs_changed>-value.
      ENDIF.

    ENDLOOP.

* DB Update
    FIELD-SYMBOLS: <fs_tab> TYPE table.
    FIELD-SYMBOLS: <fs_row> TYPE spfli.

    ASSIGN er_data_changed->mp_mod_rows->* TO <fs_tab>.

    LOOP AT <fs_tab> ASSIGNING <fs_row>.
* DB Update hier
    ENDLOOP.

  ENDMETHOD.

  METHOD on_toolbar.
* alle Buttons entfernen, bis auf folgende:
    DELETE e_object->mt_toolbar WHERE
        function NE cl_gui_alv_grid=>mc_fc_refresh          " Refresh
    AND function NE cl_gui_alv_grid=>mc_mb_export           " Excel
    AND function NE cl_gui_alv_grid=>mc_fc_current_variant. " Layout

  ENDMETHOD.
ENDCLASS.
**********************************************************************
*
* INITIALIZATION
*
**********************************************************************
INITIALIZATION.

* Vorbelegungen für Selektionsbild
  so_carr[] = VALUE #( ( sign = 'I' option = 'EQ' low = 'LH' ) ).

**********************************************************************
*
* AT SELECTION-SCREEN OUTPUT
*
**********************************************************************
AT SELECTION-SCREEN OUTPUT.

* Wenn vorher das Selektionsbild 1000 angezeigt wurde
  IF gv_screen_status = 'IN_SELECTION'.
* Daten holen
    SELECT * FROM spfli INTO TABLE @it_spfli
       WHERE carrid IN @so_carr
         AND connid IN @so_conn.
* ALV-Gitter anzeigen
    o_alv = NEW #( i_parent      = cl_gui_container=>default_screen
                   i_appl_events = abap_true ).

* Eventhandler registrieren
    SET HANDLER lcl_events=>on_toolbar FOR o_alv.
    SET HANDLER lcl_events=>on_data_changed FOR o_alv.

* Ereignisse registrieren
    o_alv->register_edit_event( i_event_id = cl_gui_alv_grid=>mc_evt_enter ).
    o_alv->register_edit_event( i_event_id = cl_gui_alv_grid=>mc_evt_modified ).

* ALV-Grid selektionsbereit setzen
    o_alv->set_ready_for_input( i_ready_for_input = 1 ).

* Layout des ALV setzen
    DATA(lv_layout) = VALUE lvc_s_layo( zebra      = abap_true
                                        cwidth_opt = 'A'
                                        grid_title = 'Flugverbindungen' ).

* Feldkatalog automatisch durch SALV erstellen lassen
    DATA: o_salv TYPE REF TO cl_salv_table.

    cl_salv_table=>factory( IMPORTING
                              r_salv_table = o_salv
                            CHANGING
                              t_table      = it_spfli ).

    DATA(it_fcat) = cl_salv_controller_metadata=>get_lvc_fieldcatalog( r_columns      = o_salv->get_columns( )
                                                                       r_aggregations = o_salv->get_aggregations( ) ).

* Drop-Down-Liste definieren und an das ALV-Gitter übergeben
    DATA(it_dropdown) = VALUE lvc_t_drop( ( handle = 1
                                            value  = 'BERLIN' )
                                          ( handle = 1
                                            value  = 'FRANKFURT' )
                                          ( handle = 1
                                            value  = 'NEW YORK' ) ).

    o_alv->set_drop_down_table( it_drop_down = it_dropdown ).

* im Feldkatalog alle Zellen der Spalte "CITYFROM" des ALV-Grids auf
* editierbar stellen, die restlichen Zellen sind nicht editierbar
    LOOP AT it_fcat ASSIGNING FIELD-SYMBOL(<fcat>).
      CASE <fcat>-fieldname.
        WHEN 'CITYFROM'.
          <fcat>-edit = abap_true.
          <fcat>-drdn_hndl = 1.      " Drop-Down-Liste mit Handle = 1 für die Zelle setzen
          <fcat>-outputlen = 10.
        WHEN OTHERS.
          <fcat>-edit = abap_false.
      ENDCASE.
    ENDLOOP.

* ALV anzeigen
    o_alv->set_table_for_first_display( EXPORTING
                                          i_bypassing_buffer = abap_false
                                          i_save             = 'A'
                                          is_layout          = lv_layout
                                        CHANGING
                                          it_fieldcatalog    = it_fcat
                                          it_outtab          = it_spfli ).

* Focus auf ALV setzen
    cl_gui_alv_grid=>set_focus( control = o_alv ).

* leere SAP-Toolbar ausblenden
    cl_abap_list_layout=>suppress_toolbar( ).

* Flag für Screen-Status auf ALV-Anzeige setzen
    gv_screen_status = 'IN_ALV'.
  ENDIF.
**********************************************************************
*
* START-OF-SELECTION
*
**********************************************************************
START-OF-SELECTION.

* Wir befinden uns im Anzeigebereich des Selektionsbildes
  gv_screen_status = 'IN_SELECTION'.

* Trick: leeren Dummy-Screen 2000 anzeigen und intern für das ALV-Grid in
* AT SELECTION-SCREEN OUTPUT als cl_gui_container=>default_screen nutzen
  CALL SELECTION-SCREEN 2000.

[ABAP] SALV-Table: Eigenen Button einfügen und Ereignis abfangen

* http://ajanzen.com/pdf_dokumente/sap_abap/alv/alv_sel_mode_own_funct.pdf

* Eventhandler für neuen Button
CLASS lcl_events DEFINITION.
  PUBLIC SECTION.
* Bezeichner des Buttons
    CONSTANTS: co_btn_xl_export TYPE string VALUE 'BTN_XL_EXPORT'.

    CLASS-METHODS : on_toolbar_click FOR EVENT added_function OF cl_salv_events_table
      IMPORTING
          e_salv_function
          sender.
ENDCLASS.

CLASS lcl_events IMPLEMENTATION.
  METHOD on_toolbar_click.
    CASE e_salv_function.
      WHEN co_btn_xl_export.
        MESSAGE co_btn_xl_export TYPE 'S'.
    ENDCASE.
  ENDMETHOD.
ENDCLASS.

START-OF-SELECTION.

* Toolbar der Listausgabe unterdrücken
  cl_abap_list_layout=>suppress_toolbar( ).

  DATA: o_alv TYPE REF TO cl_salv_table.
  DATA: it_tab TYPE ...

  cl_salv_table=>factory( EXPORTING
                            r_container = cl_gui_container=>default_screen
                          IMPORTING
                            r_salv_table = o_alv
                          CHANGING
                            t_table = it_tab ).

* Standardbuttons der SALV-Table ausblenden
  o_alv->get_functions( )->set_all( abap_false ).

* Eigenen SALV-Button hinzufügen
* das Hinzufügen des Buttons funktioniert nur, wenn die SALV-Table innerhalb eines Containers (z.B. cl_gui_container=>default_screen) eingebettet ist
  o_alv->get_functions( )->add_function( name = |{ lcl_events=>co_btn_xl_export }|
                                         icon = |{ icon_export }|
                                         text = 'Export'
                                         tooltip = 'Daten exportieren'
                                         position = if_salv_c_function_position=>right_of_salv_functions ).

* Eventhandler für Klicks in die Toolbar des SALV-Grids setzen
  SET HANDLER lcl_events=>on_toolbar_click FOR o_alv->get_event( ).

* SALV anzeigen
  o_alv->display( ).

* Listausgabe erzwingen für Erzeugung von cl_gui_container=>default_screen
  WRITE: space.