DEMO_DYNPRO_TABCONT_LOOP

最新推荐文章于 2023-06-21 15:25:02 发布

最新推荐文章于 2023-06-21 15:25:02 发布 · 85 阅读

本文介绍了一个使用ABAP语言编写的Dynpro示例程序，该程序通过屏幕控制展示了一个表格，并实现了翻页、行选择等功能。它展示了如何从数据库读取数据到表中，以及如何在屏幕上显示这些数据。

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复制一个程序，然后修改。

注意红色字体的部分：

REPORT demo_dynpro_tabcont_loop.

CONTROLS flights TYPE TABLEVIEW USING SCREEN 100.

DATA: ok_code TYPE sy-ucomm,
save_ok TYPE sy-ucomm.

DATA: itab TYPE TABLE OF demo_conn,
fill TYPE i.
TABLES demo_conn.

DATA: lines TYPE i,
limit TYPE i.
DATA:l_linno TYPE i.

SELECT * FROM spfli INTO TABLE itab.

CALL SCREEN 100.

*---------------------------------------------------------------------*
* MODULE status_0100 OUTPUT *
*---------------------------------------------------------------------*
* ........ *
*---------------------------------------------------------------------*
MODULE status_0100 OUTPUT.
SET PF-STATUS 'SCREEN_100'.
DESCRIBE TABLE itab LINES fill.
flights-lines = fill.
SET CURSOR FIELD 'DEMO_CONN-CITYFROM' LINE l_linno .
ENDMODULE.

*---------------------------------------------------------------------*
* MODULE fill_table_control OUTPUT *
*---------------------------------------------------------------------*
* ........ *
*---------------------------------------------------------------------*
MODULE fill_table_control OUTPUT.
READ TABLE itab INTO demo_conn INDEX flights-current_line.
ENDMODULE.

*---------------------------------------------------------------------*
* MODULE cancel INPUT *
*---------------------------------------------------------------------*
* ........ *
*---------------------------------------------------------------------*
MODULE cancel INPUT.
LEAVE PROGRAM.
ENDMODULE.

*---------------------------------------------------------------------*
* MODULE read_table_control INPUT *
*---------------------------------------------------------------------*
* ........ *
*---------------------------------------------------------------------*
MODULE read_table_control INPUT.
lines = sy-loopc.
MODIFY itab FROM demo_conn INDEX flights-current_line.
ENDMODULE.

*---------------------------------------------------------------------*
* MODULE user_command_0100 INPUT *
*---------------------------------------------------------------------*
* ........ *
*---------------------------------------------------------------------*
MODULE user_command_0100 INPUT.
save_ok = ok_code.
CLEAR ok_code.
CASE save_ok.
WHEN 'NEXT_LINE'.
flights-top_line = flights-top_line + 1.
limit = fill - lines + 1.
IF flights-top_line > limit.
flights-top_line = limit.
ENDIF.
WHEN 'PREV_LINE'.
flights-top_line = flights-top_line - 1.
IF flights-top_line < 0.
flights-top_line = 0.
ENDIF.
WHEN 'NEXT_PAGE'.
flights-top_line = flights-top_line + lines.
limit = fill - lines + 1.
IF flights-top_line > limit.
flights-top_line = limit.
ENDIF.
WHEN 'PREV_PAGE'.
flights-top_line = flights-top_line - lines.
IF flights-top_line < 0.
flights-top_line = 0.
ENDIF.
WHEN 'LAST_PAGE'.
flights-top_line = fill - lines + 1.
WHEN 'FIRST_PAGE'.
flights-top_line = 0.
WHEN ''.
GET CURSOR LINE l_linno .
l_linno = l_linno + 1.
ENDCASE.
ENDMODULE.