DATA: lo_cols TYPE REF TO cl_salv_columns_table,
lo_col TYPE REF TO cl_salv_columns_table.
DATA: lv_s_text TYPE scrtext_s,
lv_m_text TYPE scrtext_m,
lv_l_text TYPE scrtext_l,
lv_tip TYPE lvc_tip.
lo_cols = lo_alv -> get_columns().
lo_col ?= lo_cols -> get_columns( 'NEUE_SPALTE' ).
lv_s_text = 'Kurztext'.
lo_col -> set_short_text ( lv_s_text ).
lv_m_text = 'Text'.
lo_col -> set_medium_text( lv_m_text ).
lv_l_text = 'Langtext'.
lo_col -> set_long_text( lv_l_text ).
lv_tip = 'Tooltip'.
lo_col -> set_tooltip( lv_tip ).