动态内表及动态ALV显示

动态内表及动态ALV显示

最近写了一个forecast,要求按用户输入的日期分周或月显示,我把它贴出来,给有需要的人参考一下
*&---------------------------------------------------------------------*
*& Report   ZRSD041
*&
*&---------------------------------------------------------------------*
*&Description : Forecast Report (MD61)
*&Created By   : Michael Chow 2008.04.29
*&---------------------------------------------------------------------*

REPORT   ZRSD041.

TYPE-POOLS: slis.

TABLES: PBED, "Independent Requirements Data
       PBHI, "Independent Requirements History
       PBIM, "Independent Requirements for Material
       MDKP,   "Header Data for MRP Document
       MDTB,   "MRP table
       MDTC,   "Aggregated MRP table items
       T457T. "Description of MRP elements




********************Global Data definitation*************************************
FIELD-SYMBOLS:<t_dyntable> TYPE STANDARD TABLE ,   "??? Dynamic internal table name
            <fs_dyntable> type any ,                    " Field symbol to create work area
            <fs_fldval> type any,              " Field symbol to assign values
            <l_field> type any.

DATA:        G_cols TYPE I ,                   " number of columns
         G_Rows TYPE I,                   " Number of Lines
         g_dc(5) TYPE C,                   " Date format
         g_count TYPE I,                   "Period Value Count
         G_sta_col(2) TYPE N.                "Start Column



DATA: t_newtable TYPE REF TO data,
       t_newline   TYPE REF TO data,
       MY_TABLEREF type ref to DATA ,
       MY_WAREF type ref to DATA ,
       fs_fldcat TYPE slis_t_fieldcat_alv,
       l_fldcat TYPE lvc_t_fcat,
       wa_it_fldcat TYPE lvc_s_fcat,
       wa_colno(2) TYPE n,
       wa_flname(10) TYPE c.


DATA:   BEGIN OF IT_MD61 OCCURS 0, "Independent Requirements for Material
                     MATNR like PBIM-MATNR,   "Material
                     WERKS LIKE PBIM-WERKS,   "Plant
                     BEDAE LIKE PBIM-BEDAE,   "Requirement type
                     VERSB LIKE PBIM-VERSB,   "Version number
                     PBDNR LIKE PBIM-PBDNR,   "Requirement Number
                     BDZEI LIKE PBIM-BDZEI,   "Independent requirements pointer
                     PDATU LIKE PBED-PDATU,   "Delivery/order finish date
                     WDATU LIKE PBED-WDATU,   "Reqstd date
                     LAEDA LIKE PBED-LAEDA,   "Date of Last Change
                     MEINS LIKE PBED-MEINS,   "Base Unit of Measure
                     PLNMG LIKE PBED-PLNMG,   "Planned quantity
                     UPLMG LIKE PBED-UPLMG,   "Originally planned quantity
                     ENTLI LIKE PBED-ENTLI,   "Date type (day, week, month, interval)
                     ENTLU LIKE PBED-ENTLU,   "Period indicator (day, week, month, posting period)
                     PERXX LIKE PBED-PERXX.   "Planning period
DATA: END OF   IT_MD61.


DATA: BEGIN OF IT_PBHI   OCCURS 0. "Independent Requirements History
   include structure PBHI.
DATA:    MATNR LIKE PBIM-MATNR.
DATA:    PERXX LIKE PBED-PERXX.
DATA: END OF   IT_PBHI.


DATA: BEGIN OF IT_TOTAL OCCURS 0, "Totoal requirement
                     MATNR LIKE PBIM-MATNR,   "Material
                     PLNMG LIKE PBED-PLNMG,   "Total
                     LAEDA LIKE PBED-LAEDA.   "Doc date
DATA: END OF IT_TOTAL.


DATA: BEGIN OF IT_HI_TOTAL OCCURS 0, "Totoal requirement
                     MATNR LIKE PBIM-MATNR,   "Material
                     PLNMG LIKE PBED-PLNMG,   "Total
                     LAEDA LIKE PBED-LAEDA.   "Doc date
DATA: END OF IT_HI_TOTAL.

DATA: BEGIN OF MDTBX OCCURS 0.
       INCLUDE STRUCTURE MDTB.
DATA: MATNR LIKE MARC-MATNR.
DATA: PERXX LIKE PBED-PERXX.
DATA: END OF MDTBX.


DATA: BEGIN OF IT_MDTB OCCURS 0.
       INCLUDE STRUCTURE MDTB.
DATA:       DELB1 LIKE T457T-DELB1.
DATA: END OF IT_MDTB.


********************End of Global Data definitation********************************


SELECTION-SCREEN   BEGIN OF BLOCK rpt1 with frame title text-t01.
   PARAMETERS: P_werks   like MARC-WERKS OBLIGATORY DEFAULT '7231'.
   SELECT-OPTIONS: s_MATNR FOR PBIM-MATNR. "OBLIGATORY.
   PARAMETERS: p_year LIKE bkpf-gjahr DEFAULT sy-datum+0(4) OBLIGATORY.
   PARAMETERS: p_entlu   LIKE PBED-ENTLI OBLIGATORY DEFAULT 'W',
             p_Frm(2) TYPE N OBLIGATORY,
             P_TO(2)   TYPE N OBLIGATORY.

   SELECTION-SCREEN skip.

   PARAMETERS: P_WHIS AS CHECKBOX DEFAULT 'X'.


SELECTION-SCREEN END OF BLOCK rpt1.





INITIALIZATION.
*   G_Cols = 10.     "Initialize the Column Numbers.
   G_Rows = 20.     "Initialize the Row Numbers

Start-of-SELECTION.

PERFORM Input_Analyst.
PERFORM GET_FC_DATA.     "Get sales forecast data.
PERFORM GET_FC_HIS.    "Get Forecast History
PERFORM Dny_field_Creation.
PERFORM Dny_Table_Creation.
PERFORM Dny_field_value_update.
PERFORM Add_alv_fields.
PERFORM Show_Alv.


end-of-SELECTION.




Form Dny_Field_Creation. "Step 1

* Create fields .
wa_it_fldcat-fieldname = 'MATNR'.
wa_it_fldcat-datatype = 'CHAR'.
wa_it_fldcat-intlen = 18.
APPEND wa_it_fldcat TO l_fldcat.

wa_it_fldcat-fieldname = 'Remark'.
wa_it_fldcat-datatype = 'CHAR'.
wa_it_fldcat-intlen = 30.
APPEND wa_it_fldcat TO l_fldcat.

   g_sta_col = p_frm.

   DO G_cols TIMES.
CLEAR wa_it_fldcat.
* move sy-index to wa_colno.
move g_sta_col to wa_colno.

concatenate G_DC wa_colno into wa_flname.
wa_it_fldcat-fieldname = wa_flname.
wa_it_fldcat-datatype = 'CHAR'.
wa_it_fldcat-intlen = 10.
APPEND wa_it_fldcat TO l_fldcat.
g_sta_col = g_sta_col + 1.

   ENDDO.

wa_it_fldcat-fieldname = 'Total'.
wa_it_fldcat-datatype = 'N'.
wa_it_fldcat-intlen = 13.
APPEND wa_it_fldcat TO l_fldcat.

wa_it_fldcat-fieldname = 'Docdt'.
wa_it_fldcat-datatype = 'D'.
wa_it_fldcat-intlen = 10.
APPEND wa_it_fldcat TO l_fldcat.

ENDFORM.

FORM Dny_Table_Creation. "Step 2
* Create dynamic internal table and assign to FS


   CALL METHOD cl_alv_table_create=>create_dynamic_table
EXPORTING
   it_fieldcatalog = l_fldcat
IMPORTING
   ep_table        = t_newtable.

   ASSIGN t_newtable->* TO <t_dyntable>.
* Create dynamic work area and assign to FS
   CREATE DATA t_newline LIKE LINE OF <t_dyntable>.
   ASSIGN t_newline->* TO <fs_dyntable>.

ENDFORM.

"Update field value dynamically
Form Dny_Field_value_Update.   "Step 3
   DATA: fieldname(20) TYPE c.
   DATA: fieldvalue(10) TYPE c.
   DATA: index(3) TYPE c.
   DATA: L_WK(2) TYPE C.
   DATA: L_Period(6) TYPE C.
"Setup the field value

ASSIGN t_newtable->* TO <t_dyntable>.
* Create dynamic work area and assign to FS
   CREATE DATA t_newline LIKE LINE OF <t_dyntable>.
   ASSIGN t_newline->* TO <l_field>.

g_sta_col = p_frm.

Loop at it_total.

   if P_WHIS EQ 'X'.
PERFORM Dny_Field_FC_HIS_Update USING it_total-matnr. "Insert Fc History Record
endif.

   ASSIGN COMPONENT   'MATNR'
       OF STRUCTURE <fs_dyntable> TO <fs_fldval>.
<fs_fldval> =   it_total-matnr.

   ASSIGN COMPONENT   'REMARK'
       OF STRUCTURE <fs_dyntable> TO <fs_fldval>.
<fs_fldval> =   'Current'.

    ASSIGN COMPONENT   'TOTAL'
       OF STRUCTURE <fs_dyntable> TO <fs_fldval>.
   <fs_fldval> =   it_total-plnmg.

    ASSIGN COMPONENT   'DOCDT'
       OF STRUCTURE <fs_dyntable> TO <fs_fldval>.
<fs_fldval> = it_total-LAEDA.

G_Cols = p_frm.
g_sta_col = G_Cols.

While G_Cols < p_To.
   clear fieldvalue.

   CONCATENATE p_year g_sta_col into l_period.
MOVE g_sta_col TO wa_colno.
CONCATENATE G_DC wa_colno INTO wa_flname.
* Set up fieldvalue


read TABLE it_md61 with key matnr = it_total-matnr PERXX   = l_period.
if sy-subrc eq 0.
   fieldvalue = it_md61-PLNMG.
   else.
   fieldvalue = ''.
endif.
g_sta_col = g_sta_col + 1.
G_Cols = G_Cols + 1.

ASSIGN COMPONENT   wa_flname
    OF STRUCTURE <fs_dyntable> TO <fs_fldval>.
<fs_fldval> =   fieldvalue.

ENDWHILE.
append <fs_dyntable> to <t_dyntable>.
clear <fs_dyntable> .
PERFORM Extract_MRP_DATA using IT_TOTAL-MATNR. "Get MRP data
endloop.


**************************************************

*    INSERT <fs_dyntable>   INTO TABLE <t_dyntable>.
* append <fs_dyntable> to <t_dyntable>.


ENDFORM.

Form add_alv_fields. "Step 4
* Append fields to the dynamic internal table

   APPEND <fs_dyntable> TO <t_dyntable>.

DATA: wa_cat LIKE LINE OF fs_fldcat,
   L_TXT(20) TYPE C.

"Added Special Field into ALV FCAT.

wa_cat-fieldname = 'MATNR'.

wa_cat-seltext_s = 'Material'.

wa_cat-outputlen = '18'.

APPEND wa_cat TO fs_fldcat.

wa_cat-fieldname = 'REMARK'.

wa_cat-seltext_s = 'REMARK'.

wa_cat-outputlen = '30'.

APPEND wa_cat TO fs_fldcat.

g_sta_col = p_frm.

   DO G_cols TIMES.

CLEAR wa_cat.

MOVE g_sta_col TO wa_colno.

CONCATENATE G_DC wa_colno INTO wa_flname.


   CONCATENATE wa_colno '.' P_Year into L_TXT.
IF P_ENTLU EQ 'W'.
   CONCATENATE 'W ' L_TXT into L_TXT SEPARATED BY SPACE.
else.
   CONCATENATE 'M ' L_TXT into L_TXT SEPARATED BY SPACE.
endif.
wa_cat-fieldname = wa_flname.

wa_cat-seltext_s = L_TXT.

wa_cat-outputlen = '10'.

APPEND wa_cat TO fs_fldcat.

   g_sta_col = g_sta_col + 1.

   ENDDO.

   wa_cat-fieldname = 'TOTAL'.

wa_cat-seltext_s = 'Total'.

wa_cat-outputlen = '17'.

APPEND wa_cat TO fs_fldcat.

wa_cat-fieldname = 'DOCDT'.

wa_cat-seltext_s = 'Doc. Date'.

wa_cat-outputlen = '10'.

APPEND wa_cat TO fs_fldcat.
ENDFORM.

Form Show_Alv.
* Call ABAP List Viewer (ALV)
   CALL FUNCTION 'REUSE_ALV_GRID_DISPLAY'
EXPORTING
   it_fieldcat = fs_fldcat
TABLES
   t_outtab = <t_dyntable>.

Endform.

FORM   Input_Analyst.

If P_ENTLU NE 'W' AND P_ENTLU NE 'M'.
   Message 'Invaild Date Type,only (Week or Month) are available currently' type 'S' DISPLAY LIKE 'E'.
   Stop.
endif.

g_dc = P_ENTLU.
CONDENSE g_dc NO-GAPS.

   CASE   G_DC.
       WHEN 'W'.
       G_DC = 'WEEK'.
       WHEN 'M'.
       G_DC = 'MONTH'.
ENDCASE.

G_count = p_to - p_frm.

IF G_count <= 0.
   Message 'Invaild Date planning period' type 'S' DISPLAY LIKE 'E'.
   Stop.
elseif G_DC EQ 'WEEK' and p_to > 52.
Message 'Invaild Date planning period' type 'S' DISPLAY LIKE 'E'.
stop.
elseif   G_DC EQ 'MONTH' and p_to > 12.
Message 'Invaild Date planning period' type 'S' DISPLAY LIKE 'E'.
stop.
elseif G_DC EQ 'WEEK' and G_Count > 51.
Message 'Invaild Date planning period' type 'S' DISPLAY LIKE 'E'.
stop.
elseif G_DC EQ 'MONTH' and G_Count > 11.
Message 'Invaild Date planning period' type 'S' DISPLAY LIKE 'E'.
stop.
endif.

g_sta_col = p_frm.
g_cols = g_count.
G_cols = G_cols + 1.

ENDFORM.

Form Get_FC_DATA. "Get forecast data.
DATA: l_year(5) type c,
   v_index like sy-tabix,
   v_ENTLI like pbed-ENTLI.

if P_ENTLU EQ 'W'.
v_entli = '2'.
else.
v_entli = '3'.
endif.

CONCATENATE p_year '%' into l_year.

SELECT * INTO CORRESPONDING FIELDS OF TABLE IT_MD61
   FROM PBIM AS a
   INNER JOIN PBED as b
   ON a~BDZEI = b~BDZEI
   WHERE a~matnr in s_matnr
   AND b~PERXX like l_year
   AND B~ENTLI = v_entli
   and a~LOEVR NE 'X'.

"Get total requirement

   Loop at IT_MD61.
   read TABLE IT_TOTAL WITH KEY MATNR = IT_MD61-MATNR.
   if sy-subrc eq 0.
   v_index = sy-tabix.
   IT_TOTAL-PLNMG = IT_TOTAL-PLNMG + IT_MD61-PLNMG.
   modify it_total index v_index.
   else.
   it_total-matnr = it_md61-matnr.
   it_total-plnmg = it_md61-plnmg.
   it_total-LAEDA = it_md61-LAEDA.
   append it_total.
   ENDIF.
endloop.
ENDFORM.


FORM GET_FC_HIS. "Get Forecast History

DATA: v_index like sy-tabix,
   l_index like sy-tabix,
   v_DATE   like sy-datum,
   V_WEEK   LIKE SCAL-WEEK.


SELECT * INTO CORRESPONDING FIELDS OF TABLE IT_PBHI
   FROM PBIM AS a
   INNER JOIN PBHI as b
   ON a~bdzei = b~bdzei
   FOR ALL ENTRIES IN it_total
   where a~MATNR = it_total-matnr
   and a~LOEVR NE 'X'
   And B~DBMNG > 0
   and B~plnmg NE b~DBMNG.


Loop at IT_PBHI.
    l_index = sy-tabix.

   read TABLE it_hi_total WITH KEY MATNR = IT_PBHI-MATNR.
   if sy-subrc eq 0.
   v_index = sy-tabix.
   it_hi_total-PLNMG = it_hi_total-PLNMG + IT_PBHI-PLNMG.
   modify it_hi_total index v_index.
   else.
   it_hi_total-matnr = IT_PBHI-matnr.
   it_hi_total-plnmg = IT_PBHI-plnmg.
   it_hi_total-LAEDA = IT_PBHI-LAEDA.
   append it_hi_total.
   ENDIF.

V_date = IT_PBHI-PDATU.
CALL FUNCTION 'GET_WEEK_INFO_BASED_ON_DATE'
EXPORTING
DATE       = V_date
IMPORTING
WEEK       = V_WEEK
* MONDAY        =
* SUNDAY        =
      .
if sy-subrc eq 0.
   it_pbhi-PERXX = v_week.
   modify it_pbhi index l_index.
ENDIF.
ENDLOOP.
*DELETE ADJACENT DUPLICATES FROM it_pbhi COMPARING   MATNR PERXX PDATU   LAEDA AENAM.

ENDFORM.


Form Dny_Field_FC_HIS_Update USING V_MATNR.
   DATA: fieldname(20) TYPE c.
   DATA: fieldvalue(10) TYPE c.
   DATA: index(3) TYPE c.
   DATA: L_WK(2) TYPE C.
   DATA: L_Period(6) TYPE C.
"Setup the field value

ASSIGN t_newtable->* TO <t_dyntable>.
* Create dynamic work area and assign to FS
   CREATE DATA t_newline LIKE LINE OF <t_dyntable>.
   ASSIGN t_newline->* TO <l_field>.

g_sta_col = p_frm.

Loop at it_hi_total where matnr = v_matnr.
   ASSIGN COMPONENT   'MATNR'
       OF STRUCTURE <fs_dyntable> TO <fs_fldval>.
<fs_fldval> =   it_hi_total-matnr.

   ASSIGN COMPONENT   'REMARK'
       OF STRUCTURE <fs_dyntable> TO <fs_fldval>.
<fs_fldval> =   'History'.

    ASSIGN COMPONENT   'TOTAL'
       OF STRUCTURE <fs_dyntable> TO <fs_fldval>.
   <fs_fldval> =   it_hi_total-plnmg.

    ASSIGN COMPONENT   'DOCDT'
       OF STRUCTURE <fs_dyntable> TO <fs_fldval>.
<fs_fldval> = it_hi_total-LAEDA.

G_Cols = p_frm.
g_sta_col = G_Cols.

While G_Cols < p_To.
   clear fieldvalue.

   CONCATENATE p_year g_sta_col into l_period.
MOVE g_sta_col TO wa_colno.
CONCATENATE G_DC wa_colno INTO wa_flname.
* Set up fieldvalue


read TABLE it_PBHI with key matnr = it_hi_total-matnr PERXX   = l_period.
if sy-subrc eq 0.
   fieldvalue = it_PBHI-PLNMG.
   else.
   fieldvalue = ''.
endif.
g_sta_col = g_sta_col + 1.
G_Cols = G_Cols + 1.

ASSIGN COMPONENT   wa_flname
    OF STRUCTURE <fs_dyntable> TO <fs_fldval>.
<fs_fldval> =   fieldvalue.


ENDWHILE.
append <fs_dyntable> to <t_dyntable>.
clear <fs_dyntable> .
endloop.

**************************************************

*    INSERT <fs_dyntable>   INTO TABLE <t_dyntable>.
* append <fs_dyntable> to <t_dyntable>.


ENDFORM.


Form Extract_MRP_DATA using v_matnr.

DATA:
   l_index like sy-tabix,
   v_DATE   like sy-datum,
   V_WEEK   LIKE SCAL-WEEK.


CLEAR: MDKP, MDTB.

SELECT * FROM MDKP WHERE DTART EQ 'MD'
                  AND MATNR EQ v_MATNR
                  AND PLWRK EQ p_werks.

* WRITE:/ MDKP-MATNR, MDKP-PLWRK.
IF MDKP-CFLAG EQ 'X'.
   CLEAR MDTBX. REFRESH MDTBX.
   IMPORT MDTBX FROM DATABASE MDTC(AR) ID MDKP-DTNUM.
   LOOP AT MDTBX.
      L_index = sy-tabix.
      MOVE MDTBX TO MDTB.

      SELECT SINGLE * FROM T457T WHERE SPRAS = 'E'
                                     AND DELKZ = MDTB-DELKZ.

      IF MDTB-PLUMI = '-'. MULTIPLY MDTB-MNG01 BY -1. ENDIF.

V_date = MDTBX-DAT00.
CALL FUNCTION 'GET_WEEK_INFO_BASED_ON_DATE'
EXPORTING
DATE       = V_date
IMPORTING
WEEK       = V_WEEK
* MONDAY        =
* SUNDAY        =
      .
if sy-subrc eq 0.
MDTBX-PERXX = v_week.
MDTBX-MATNR = v_matnr.
   modify MDTBX index l_index.

ENDIF.

*       WRITE:/ MDTB-DAT00, T457T-DELB1, MDTB-VSTAT,
*                                        MDTB-MNG01, MDTB-LGORT.
   ENDLOOP.
ELSE.
   SELECT * FROM MDTB
                  WHERE DTNUM EQ MDKP-DTNUM
                  ORDER BY PRIMARY KEY.
      SELECT SINGLE * FROM T457T WHERE SPRAS = 'E'
                                     AND DELKZ = MDTB-DELKZ.

      IF MDTB-PLUMI = '-'. MULTIPLY MDTB-MNG01 BY -1. ENDIF.

*       WRITE:/ MDTB-DAT00, T457T-DELB1, MDTB-VSTAT,
*                                        MDTB-MNG01, MDTB-LGORT.
   ENDSELECT.
ENDIF.
ENDSELECT.

ENDFORM.