最近有個需求，需要在ALV上點個按鈕隱藏和顯示隱藏列(初始化的時候是隱藏的，點個按鈕顯示，再點一下隱藏在點顯示)
GRID ALV
1、首先是初始化隱藏列，這個很簡單，FIELDCAT-NO_OUT = ‘X’.
2、在刷新的時候，需要使用oo的刷新和fieldcat從新刷一遍就OK了
`
&---------------------------------------------------------------------
*& FORM REFRESH_ALV
&---------------------------------------------------------------------
-
TEXT
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- –> P1 TEXT
- <-- P2 TEXT
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FORM REFRESH_ALV .
DATA: LO_GRID TYPE REF TO CL_GUI_ALV_GRID,
LW_STABLE TYPE LVC_S_STBL.
DATA ET_FIELDCAT_LVC TYPE LVC_T_FCAT.
CLEAR:ET_FIELDCAT_LVC.
CALL FUNCTION ‘LVC_TRANSFER_FROM_SLIS’
EXPORTING
it_fieldcat_alv = GT_FIELDCAT[]
IMPORTING
ET_FIELDCAT_LVC = ET_FIELDCAT_LVC
TABLES
it_data = <FS_TABLE>
EXCEPTIONS
IT_DATA_MISSING = 1
.
CALL FUNCTION ‘GET_GLOBALS_FROM_SLVC_FULLSCR’
IMPORTING
E_GRID = LO_GRID.
CALL METHOD LO_GRID->set_frontend_fieldcatalog
EXPORTING
it_fieldcatalog = ET_FIELDCAT_LVC.
LW_STABLE-ROW = ‘X’.
LW_STABLE-COL = ‘X’.
LO_GRID->REFRESH_TABLE_DISPLAY(
EXPORTING
IS_STABLE = LW_STABLE
EXCEPTIONS
FINISHED = 1
OTHERS = 2 ).
ENDFORM.`