ALV DMEO 11:REUSE_ALV_GRID_DISPLAY 复选框 刷新 grid_title

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最近写了几个 Function ALV 复选框+刷新的报表，

为了方便复制粘贴到其他项目修改，做了个demo。

效果

选中，删除

结构和 status

代码

REPORT  zalv_demo

DATA:lt_alv_show       LIKE TABLE OF ztest_spfli.
DATA:i_grid_title TYPE  lvc_title.
DATA:lv_line      TYPE int4.
DATA:ls_line      TYPE string.
DATA:lt_fieldcat  TYPE  slis_t_fieldcat_alv.
DATA:is_layout  TYPE  slis_layout_alv.
FIELD-SYMBOLS <ls_filed> LIKE LINE OF lt_fieldcat." CHECKBOX


START-OF-SELECTION.

  SELECT * FROM spfli INTO CORRESPONDING FIELDS OF  TABLE lt_alv_show.

  DESCRIBE TABLE lt_alv_show LINES lv_line.

  ls_line = lv_line.

  CONCATENATE '数据条目数：' ls_line INTO i_grid_title.

  CLEAR lt_fieldcat[].
  CALL FUNCTION 'REUSE_ALV_FIELDCATALOG_MERGE'
    EXPORTING
      i_structure_name       = 'ZTEST_SPFLI'
    CHANGING
      ct_fieldcat            = lt_fieldcat
    EXCEPTIONS
      inconsistent_interface = 1
      program_error          = 2
      OTHERS                 = 3.

  IF sy-subrc <> 0.
* Implement suitable error handling here
  ENDIF.

  LOOP AT lt_fieldcat ASSIGNING <ls_filed> WHERE fieldname = 'CHECKBOX'.
    <ls_filed>-checkbox      = 'X'.
    <ls_filed>-edit          = 'X'.
    <ls_filed>-seltext_l          = '选择'.
    <ls_filed>-seltext_m          = '选择'.
    <ls_filed>-seltext_s          = '选择'.
  ENDLOOP.


  is_layout-colwidth_optimize = 'X' .

  CALL FUNCTION 'REUSE_ALV_GRID_DISPLAY'
    EXPORTING
      i_grid_title             = i_grid_title
      i_callback_program       = sy-repid                      "
      is_layout                = is_layout
      it_fieldcat              = lt_fieldcat[]
      i_callback_pf_status_set = 'ZFORM_SET_PF_STATUS'          "
      i_callback_user_command  = 'ALV_USER_COMMAND'
    TABLES
      t_outtab                 = lt_alv_show
    EXCEPTIONS
      program_error            = 1
      OTHERS                   = 2.


*&---------------------------------------------------------------------*
*&      Form  zform_set_pf_status
*&---------------------------------------------------------------------*
*       text
*----------------------------------------------------------------------*
*      -->RT_EXTAB   text
*----------------------------------------------------------------------*
FORM zform_set_pf_status USING rt_extab TYPE slis_t_extab.
  SET PF-STATUS 'STANDARD' .                                  
ENDFORM.                    "zform_set_PF_STATUS

 
*&---------------------------------------------------------------------*
*&      Form  alv_user_command
*&---------------------------------------------------------------------*
 

FORM  alv_user_command USING  r_ucomm LIKE  sy-ucomm
      rs_selfield TYPE  slis_selfield.

  DATA:lv_err TYPE string.
  DATA: l_grid TYPE REF TO cl_gui_alv_grid.
  FIELD-SYMBOLS <ls_alv> LIKE LINE OF lt_alv_show.
  DATA:ls_alv  LIKE LINE OF lt_alv_show.

  CALL FUNCTION 'GET_GLOBALS_FROM_SLVC_FULLSCR'
    IMPORTING
      e_grid = l_grid.


  CALL METHOD l_grid->check_changed_data.
  CALL METHOD l_grid->refresh_table_display.

  CASE  r_ucomm.

    WHEN 'DEL'.
      DELETE lt_alv_show   WHERE checkbox = 'X' .

    WHEN 'ALL'.
      LOOP AT lt_alv_show ASSIGNING <ls_alv> .
        <ls_alv>-checkbox = 'X'.
      ENDLOOP.
    WHEN 'SAL'.
      LOOP AT lt_alv_show ASSIGNING <ls_alv> .
        <ls_alv>-checkbox = ''.
      ENDLOOP.

    WHEN 'BACK'.
      LEAVE TO SCREEN 0.
    WHEN 'LEAVE'.
      LEAVE PROGRAM.

  ENDCASE .


  DESCRIBE TABLE lt_alv_show LINES lv_line.
  ls_line = lv_line.

  CONCATENATE '数据条目数：' ls_line INTO i_grid_title.

  CALL METHOD l_grid->set_gridtitle
    EXPORTING
      i_gridtitle = i_grid_title.

  CALL METHOD l_grid->check_changed_data.
  CALL METHOD l_grid->refresh_table_display.
**
*  rs_selfield-refresh = 'X'.
*
*  rs_selfield-col_stable = 'X'.
*  rs_selfield-row_stable = 'X'.
ENDFORM .                    "ALV_USER_COMMAND

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