ABAP程序中使用REUSE_ALV_GRID_DISPLAY_LVC显示alv，如何实现行选择功能？方法如下：
1，在输出内表中，定义一个C类型字段用来标记哪些行被选中，选中的为‘X’
2，在LVC_S_LAYO-BOX_FNAME 中指定1中定义的行选择字段
完整代码：
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REPORT ztest_alv_lvc_selmode. TYPES:BEGIN OF gty_ekko, ebeln TYPE ekko-ebeln, verkf TYPE ekko-verkf, sel TYPE c, "用来标识行选择的字段 END OF gty_ekko. DATA:git_ekko TYPE STANDARD TABLE OF gty_ekko, gwa_ekko TYPE gty_ekko. DATA:git_fcat TYPE lvc_t_fcat, gwa_fcat LIKE LINE OF git_fcat, gwa_layout TYPE lvc_s_layo. CONSTANTS: gco_callback_user_command TYPE slis_formname VALUE 'FRM_USER_COMMAND', gco_callback_status TYPE slis_formname VALUE 'FRM_USER_STATUS'. START-OF-SELECTION. SELECT ebeln verkf INTO CORRESPONDING FIELDS OF TABLE git_ekko FROM ekko UP TO 10 ROWS. PERFORM frm_set_catalog. gwa_layout-zebra = 'X'. gwa_layout-box_fname = 'SEL'. "指定行选择字段 gwa_layout-cwidth_opt = 'X'. CALL FUNCTION 'REUSE_ALV_GRID_DISPLAY_LVC' EXPORTING i_callback_program = sy-repid is_layout_lvc = gwa_layout it_fieldcat_lvc = git_fcat i_callback_pf_status_set = gco_callback_status i_callback_user_command = gco_callback_user_command TABLES t_outtab = git_ekko[] EXCEPTIONS program_error = 1 OTHERS = 2. IF sy-subrc = 0. ENDIF. *&---------------------------------------------------------------------* *& Form FRM_SET_PF_STATUS *&---------------------------------------------------------------------* * text *----------------------------------------------------------------------* * --> p1 text * <-- p2 text *----------------------------------------------------------------------* FORM frm_user_status USING i_it_extab TYPE slis_t_extab. SET PF-STATUS 'S0001' . ENDFORM. " FRM_SET_PF_STATUS FORM frm_user_command USING i_ucomm TYPE sy-ucomm i_wa_selfield TYPE slis_selfield. DATA:l_count TYPE n, l_msg TYPE char100. CASE i_ucomm. WHEN 'POP'. "click POP button in application toolbar LOOP AT git_ekko TRANSPORTING NO FIELDS WHERE sel = 'X'. l_count = l_count + 1. ENDLOOP. CONCATENATE 'Select' l_count 'rows' INTO l_msg SEPARATED BY space. MESSAGE l_msg TYPE 'I'. WHEN OTHERS. ENDCASE. ENDFORM. *&---------------------------------------------------------------------* *& Form FRM_SET_CATALOG *&---------------------------------------------------------------------* * text *----------------------------------------------------------------------* * --> p1 text * <-- p2 text *----------------------------------------------------------------------* FORM frm_set_catalog . DATA:l_pos TYPE i VALUE 1. CLEAR: l_pos. l_pos = l_pos + 1. gwa_fcat-coltext = 'PO'. gwa_fcat-scrtext_l = 'PO'. gwa_fcat-scrtext_m = 'PO'. gwa_fcat-scrtext_s = 'PO'. gwa_fcat-fieldname = 'EBELN'. gwa_fcat-col_pos = l_pos. gwa_fcat-outputlen = '10'. APPEND gwa_fcat TO git_fcat. l_pos = l_pos + 1. gwa_fcat-coltext = 'PO item'. gwa_fcat-scrtext_l = 'PO item'. gwa_fcat-scrtext_m = 'PO item'. gwa_fcat-scrtext_s = 'PO item'. gwa_fcat-fieldname = 'VERKF'. gwa_fcat-col_pos = l_pos. gwa_fcat-outputlen = '20'. APPEND gwa_fcat TO git_fcat. ENDFORM. |
为程序创建一个status，并在上面添加一个自定义按钮POPUP
运行效果：
以上。
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