08-23-2007 11:03 AM
I have following requirements,
Displaying ALV grid output with most of the fields editable.
Validations on data entered for each fields,for error messages
Query :
I want to make all the fields except the field in ERROR in display only mode
similar to case when we do validation of fields in table controls.
08-23-2007 11:06 AM
HI
check the below links lot of info and examples r there for OOPS
http://www.sapgenie.com/abap/OO/index.htm
http://www.geocities.com/victorav15/sapr3/abap_ood.html
http://www.brabandt.de/html/abap_oo.html
Check this cool weblog:
/people/thomas.jung3/blog/2004/12/08/abap-persistent-classes-coding-without-sql
/people/thomas.jung3/blog/2004/12/08/abap-persistent-classes-coding-without-sql
http://help.sap.com/saphelp_nw04/helpdata/en/c3/225b6254f411d194a60000e8353423/frameset.htm
http://www.sapgenie.com/abap/OO/
http://www.sapgenie.com/abap/OO/index.htm
http://help.sap.com/saphelp_nw04/helpdata/en/c3/225b5654f411d194a60000e8353423/content.htm
http://www.esnips.com/doc/375fff1b-5a62-444d-8ec1-55508c308b17/prefinalppt.ppt
http://www.esnips.com/doc/2c76dc57-e74a-4539-a20e-29383317e804/OO-abap.pdf
http://www.esnips.com/doc/5c65b0dd-eddf-4512-8e32-ecd26735f0f2/prefinalppt.ppt
http://www.sapgenie.com/abap/OO/
http://www.sapgenie.com/abap/OO/index.htm
http://www.sapgenie.com/abap/controls/index.htm
http://www.esnips.com/doc/2c76dc57-e74a-4539-a20e-29383317e804/OO-abap.pdf
http://www.esnips.com/doc/0ef39d4b-586a-4637-abbb-e4f69d2d9307/SAP-CONTROLS-WORKSHOP.pdf
http://www.sapgenie.com/abap/OO/index.htm
http://help.sap.com/saphelp_erp2005/helpdata/en/ce/b518b6513611d194a50000e8353423/frameset.htm
http://www.sapgenie.com/abap/OO/
these links
http://help.sap.com/saphelp_47x200/helpdata/en/ce/b518b6513611d194a50000e8353423/content.htm
For funtion module to class
http://help.sap.com/saphelp_47x200/helpdata/en/c3/225b5954f411d194a60000e8353423/content.htm
for classes
http://help.sap.com/saphelp_47x200/helpdata/en/c3/225b5c54f411d194a60000e8353423/content.htm
for methods
http://help.sap.com/saphelp_47x200/helpdata/en/08/d27c03b81011d194f60000e8353423/content.htm
for inheritance
http://help.sap.com/saphelp_47x200/helpdata/en/dd/4049c40f4611d3b9380000e8353423/content.htm
for interfaces
http://help.sap.com/saphelp_47x200/helpdata/en/c3/225b6254f411d194a60000e8353423/content.htm
For Materials:
1) http://help.sap.com/printdocu/core/Print46c/en/data/pdf/BCABA/BCABA.pdf -- Page no: 1291
2) http://esnips.com/doc/5c65b0dd-eddf-4512-8e32-ecd26735f0f2/prefinalppt.ppt
3) http://esnips.com/doc/2c76dc57-e74a-4539-a20e-29383317e804/OO-abap.pdf
4) http://esnips.com/doc/0ef39d4b-586a-4637-abbb-e4f69d2d9307/SAP-CONTROLS-WORKSHOP.pdf
5) http://esnips.com/doc/92be4457-1b6e-4061-92e5-8e4b3a6e3239/Object-Oriented-ABAP.ppt
6) http://esnips.com/doc/448e8302-68b1-4046-9fef-8fa8808caee0/abap-objects-by-helen.pdf
7) http://esnips.com/doc/39fdc647-1aed-4b40-a476-4d3042b6ec28/class_builder.ppt
😎 http://www.amazon.com/gp/explorer/0201750805/2/ref=pd_lpo_ase/102-9378020-8749710?ie=UTF8
1) http://www.erpgenie.com/sap/abap/OO/index.htm
2) http://help.sap.com/saphelp_nw04/helpdata/en/ce/b518b6513611d194a50000e8353423/frameset.htm
Check these sample code
data : begin of it_mara occurs 0,
mark type flag,
matnr type matnr,
mtart type mtart,
meins type meins,
end of it_mara.
data : begin of it_mara1 occurs 0,
mark type flag,
matnr type matnr,
mtart type mtart,
meins type meins,
end of it_mara1.
data : begin of it_mara2 occurs 0,
mark type flag,
matnr type matnr,
mtart type mtart,
meins type meins,
end of it_mara2.
data : t_fieldcat type lvc_t_fcat,
t_fieldcat1 type lvc_t_fcat,
s_fieldcat like line of t_fieldcat.
data : s_layout type lvc_s_layo.
data : control type ref to cl_gui_custom_container,
grid type ref to cl_gui_alv_grid.
data: begin of wa ,
mark type flag,
matnr type matnr,
mtart type mtart,
meins type meins,
end of wa.
class lcl_events_box definition.
public section.
methods :
*Handler_Data_Changed for event Data_Changed of cl_gui_alv_grid
*imporTing er_data_changed,
*
Handler_User_Command for event User_Command of cl_gui_alv_grid
imporTing e_ucomm,
Handler_ToolBar for event ToolBar of cl_gui_alv_grid
importing E_object E_interactive.
endclass.
class lcl_events_box implementation.
method Handler_user_command.
PERFORM FORM_USERCOMMAND CHANGING E_UCOMM.
endmethod.
method Handler_ToolBar.
PERFORM FORM_TOOLBAR CHANGING E_OBJECT E_INTERACTIVE
E_OBJECT->MT_TOOLBAR.
endmethod.
ENDCLASS.
start-of-selection.
data : w_events type ref to lcl_events_box.
select matnr mtart meins from mara into corresponding fields of table
it_mara.
call screen 100.
&----
*& Module pbo_module OUTPUT
&----
text
----
MODULE pbo_module OUTPUT.
if GRID is initial.
CREATE OBJECT CONTROL
EXPORTING
CONTAINER_NAME = 'CUST_CTRL'.
CREATE OBJECT GRID
EXPORTING
I_PARENT = CONTROL.
PERFORM BUILD_CATALOG.
PERFORM BUILD_CATALOG1.
PERFORM BUILD_LAYOUT.
CALL METHOD GRID->SET_TABLE_FOR_FIRST_DISPLAY
EXPORTING
IS_LAYOUT = s_layout
CHANGING
IT_OUTTAB = it_mara[]
IT_FIELDCATALOG = t_fieldcat.
CREATE OBJECT W_EVENTS.
SET HANDLER : W_EVENTS->HANDLER_TOOLBAR FOR GRID,
W_EVENTS->HANDLER_USER_COMMAND FOR GRID.
CALL METHOD GRID->SET_TOOLBAR_INTERACTIVE.
ELSE.
call method grid->refresh_table_display.
ENDIF.
ENDMODULE. " pbo_module OUTPUT
&----
*& Form BUILD_CATALOG
FORM BUILD_CATALOG .
S_FIELDCAT-COL_POS = '1'.
S_FIELDCAT-FIELDNAME = 'MARK'.
S_FIELDCAT-CHECKBOX = 'X'.
S_FIELDCAT-eDIT = 'X'.
APPEND S_FIELDCAT TO T_FIELDCAT.
CLEAR S_FIELDCAT.
S_FIELDCAT-COL_POS = '2'.
S_FIELDCAT-FIELDNAME = 'MATNR'.
S_FIELDCAT-SCRTEXT_M = 'MATERIAL'.
APPEND S_FIELDCAT TO T_FIELDCAT.
S_FIELDCAT-COL_POS = '3'.
S_FIELDCAT-FIELDNAME = 'MTART'.
S_FIELDCAT-SCRTEXT_M = 'MATERL TYPE'.
APPEND S_FIELDCAT TO T_FIELDCAT.
S_FIELDCAT-COL_POS = '4'.
S_FIELDCAT-FIELDNAME = 'MEINS'.
S_FIELDCAT-SCRTEXT_M = 'UOM'.
APPEND S_FIELDCAT TO T_FIELDCAT.
ENDFORM. " BUILD_CATALOG
&----
*& Form BUILD_LAYOUT
&----
text
----
--> p1 text
<-- p2 text
----
FORM BUILD_LAYOUT .
S_LAYOUT-ZEBRA = 'X'.
S_LAYOUT-CWIDTH_OPT = 'X'.
S_LAYOUT-GRID_TITLE = 'Material Details'.
ENDFORM.
" BUILD_LAYOUT////////////////////////////////////
" USER_COMMAND_0100 INPUT
&----
*& Form FORM_USERCOMMAND
&----
text
----
<--P_E_UCOMM text
----
form FORM_USERCOMMAND changing p_e_ucomm.
CASE P_E_UCOMM.
WHEN 'INT1'.
DO.
READ TABLE IT_MARA INDEX SY-INDEX TRANSPORTING MARK MATNR.
IF SY-SUBRC <> 0.
EXIT.
ENDIF.
IF IT_MARA-MARK = 'X'.
read table it_mara into wa TRANSPORTING MATNR MTART MEINS .
MOVE-CORRESPONDING WA TO IT_MARA1.
READ TABLE IT_MARA1 TRANSPORTING MATNR MTART MEINS .
MOVE-CORRESPONDING IT_MARA1 TO IT_MARA2.
APPEND IT_MARA2.
CALL METHOD GRID->SET_TABLE_FOR_FIRST_DISPLAY
EXPORTING
IS_LAYOUT = s_layout
CHANGING
IT_OUTTAB = it_mara2[]
IT_FIELDCATALOG = t_fieldcat1.
*
SET PARAMETER ID 'MAT' FIELD IT_MARA-MATNR.
CALL TRANSACTION 'MM02'.
. ENDIF.
ENDIF.
ENDDO.
ENDCASE.
endform. " FORM_USERCOMMAND
&----
*& Form FORM_TOOLBAR
&----
text
----
<--P_E_OBJECT text
<--P_E_INTERACTIVE text
<--P_E_OBJECT_>MT_TOOLBAR text
----
FORM FORM_TOOLBAR CHANGING P_E_OBJECT TYPE REF TO
CL_ALV_EVENT_TOOLBAR_SET
P_E_INTERACTIVE
MT_TOOLBAR TYPE TTB_BUTTON.
DATA WAL_BUTTON TYPE STB_BUTTON.
*WAL_BUTTON-ICON = ICON_status_reverse.
WAL_BUTTON-TEXT = 'GO'.
WAL_BUTTON-QUICKINFO = 'PROCEED'.
waL_button-FUNCTION = 'INT1'.
WAL_BUTTON-BUTN_TYPE = 0.
WAL_BUTTON-DISABLED = SPACE.
insert WAL_BUTTON INTO P_E_OBJECT->MT_TOOLBAR index 1.
endform. " FORM_TOOLBAR
&----
*& Module PF-STATUS OUTPUT
&----
text
----
module PF-STATUS output.
set pf-status 'Z7PSTAT'.
endmodule. " PF-STATUS OUTPUT
&----
*& Module USER_COMMAND_0100 INPUT
&----
text
----
module USER_COMMAND_0100 input.
CASE SY-UCOMM.
WHEN 'BACK'.
LEAVE PROGRAM.
WHEN 'CANCEL'.
LEAVE PROGRAM.
ENDCASE.
endmodule. " USER_COMMAND_0100 INPUT
&----
*& Form BUILD_CATALOG1
&----
text
----
--> p1 text
<-- p2 text
----
form BUILD_CATALOG1 .
S_FIELDCAT-COL_POS = '1'.
S_FIELDCAT-FIELDNAME = 'MATNR'.
S_FIELDCAT-SCRTEXT_M = 'MATERIAL'.
APPEND S_FIELDCAT TO T_FIELDCAT1.
S_FIELDCAT-COL_POS = '2'.
S_FIELDCAT-FIELDNAME = 'MTART'.
S_FIELDCAT-SCRTEXT_M = 'MATERL TYPE'.
APPEND S_FIELDCAT TO T_FIELDCAT1.
S_FIELDCAT-COL_POS = '3'.
S_FIELDCAT-FIELDNAME = 'MEINS'.
S_FIELDCAT-SCRTEXT_M = 'UOM'.
APPEND S_FIELDCAT TO T_FIELDCAT1.
endform. " BUILD_CATALOG1
check the below link may be useful for you
http://www.sapdevelopment.co.uk/reporting/alvhome.htm
http://help.sap.com/printdocu/core/Print46c/en/data/pdf/BCSRVALV/BCSRVALV.pdf
Simple ALV report
http://www.sapgenie.com/abap/controls/alvgrid.htm
http://wiki.ittoolbox.com/index.php/Code:Ultimate_ALV_table_toolbox
ALV
1. Please give me general info on ALV.
http://www.sapfans.com/forums/viewtopic.php?t=58286
http://www.sapfans.com/forums/viewtopic.php?t=76490
http://www.sapfans.com/forums/viewtopic.php?t=20591
http://www.sapfans.com/forums/viewtopic.php?t=66305 - this one discusses which way should you use - ABAP Objects calls or simple function modules.
2. How do I program double click in ALV?
http://www.sapfans.com/forums/viewtopic.php?t=11601
http://www.sapfans.com/forums/viewtopic.php?t=23010
3. How do I add subtotals (I have problem to add them)...
http://www.sapfans.com/forums/viewtopic.php?t=20386
http://www.sapfans.com/forums/viewtopic.php?t=85191
http://www.sapfans.com/forums/viewtopic.php?t=88401
http://www.sapfans.com/forums/viewtopic.php?t=17335
4. How to add list heading like top-of-page in ABAP lists?
http://www.sapfans.com/forums/viewtopic.php?t=58775
http://www.sapfans.com/forums/viewtopic.php?t=60550
http://www.sapfans.com/forums/viewtopic.php?t=16629
5. How to print page number / total number of pages X/XX in ALV?
http://www.sapfans.com/forums/viewtopic.php?t=29597 (no direct solution)
6. ALV printing problems. The favourite is: The first page shows the number of records selected but I don't need this.
http://www.sapfans.com/forums/viewtopic.php?t=64320
http://www.sapfans.com/forums/viewtopic.php?t=44477
7. How can I set the cell color in ALV?
http://www.sapfans.com/forums/viewtopic.php?t=52107
8. How do I print a logo/graphics in ALV?
http://www.sapfans.com/forums/viewtopic.php?t=81149
http://www.sapfans.com/forums/viewtopic.php?t=35498
http://www.sapfans.com/forums/viewtopic.php?t=5013
9. How do I create and use input-enabled fields in ALV?
http://www.sapfans.com/forums/viewtopic.php?t=84933
http://www.sapfans.com/forums/viewtopic.php?t=69878
10. How can I use ALV for reports that are going to be run in background?
http://www.sapfans.com/forums/viewtopic.php?t=83243
http://www.sapfans.com/forums/viewtopic.php?t=19224
11. How can I display an icon in ALV? (Common requirement is traffic light icon).
http://www.sapfans.com/forums/viewtopic.php?t=79424
http://www.sapfans.com/forums/viewtopic.php?t=24512
12. How can I display a checkbox in ALV?
http://www.sapfans.com/forums/viewtopic.php?t=88376
http://www.sapfans.com/forums/viewtopic.php?t=40968
http://www.sapfans.com/forums/viewtopic.php?t=6919
Go thru these programs they may help u to try on some hands on
ALV Demo program
BCALV_DEMO_HTML
BCALV_FULLSCREEN_DEMO ALV Demo: Fullscreen Mode
BCALV_FULLSCREEN_DEMO_CLASSIC ALV demo: Fullscreen mode
BCALV_GRID_DEMO Simple ALV Control Call Demo Program
BCALV_TREE_DEMO Demo for ALV tree control
BCALV_TREE_SIMPLE_DEMO
BC_ALV_DEMO_HTML_D0100
<b>Reward all helpfull answers</b>
Regards
08-23-2007 11:06 AM
HI
check the below links lot of info and examples r there for OOPS
http://www.sapgenie.com/abap/OO/index.htm
http://www.geocities.com/victorav15/sapr3/abap_ood.html
http://www.brabandt.de/html/abap_oo.html
Check this cool weblog:
/people/thomas.jung3/blog/2004/12/08/abap-persistent-classes-coding-without-sql
/people/thomas.jung3/blog/2004/12/08/abap-persistent-classes-coding-without-sql
http://help.sap.com/saphelp_nw04/helpdata/en/c3/225b6254f411d194a60000e8353423/frameset.htm
http://www.sapgenie.com/abap/OO/
http://www.sapgenie.com/abap/OO/index.htm
http://help.sap.com/saphelp_nw04/helpdata/en/c3/225b5654f411d194a60000e8353423/content.htm
http://www.esnips.com/doc/375fff1b-5a62-444d-8ec1-55508c308b17/prefinalppt.ppt
http://www.esnips.com/doc/2c76dc57-e74a-4539-a20e-29383317e804/OO-abap.pdf
http://www.esnips.com/doc/5c65b0dd-eddf-4512-8e32-ecd26735f0f2/prefinalppt.ppt
http://www.sapgenie.com/abap/OO/
http://www.sapgenie.com/abap/OO/index.htm
http://www.sapgenie.com/abap/controls/index.htm
http://www.esnips.com/doc/2c76dc57-e74a-4539-a20e-29383317e804/OO-abap.pdf
http://www.esnips.com/doc/0ef39d4b-586a-4637-abbb-e4f69d2d9307/SAP-CONTROLS-WORKSHOP.pdf
http://www.sapgenie.com/abap/OO/index.htm
http://help.sap.com/saphelp_erp2005/helpdata/en/ce/b518b6513611d194a50000e8353423/frameset.htm
http://www.sapgenie.com/abap/OO/
these links
http://help.sap.com/saphelp_47x200/helpdata/en/ce/b518b6513611d194a50000e8353423/content.htm
For funtion module to class
http://help.sap.com/saphelp_47x200/helpdata/en/c3/225b5954f411d194a60000e8353423/content.htm
for classes
http://help.sap.com/saphelp_47x200/helpdata/en/c3/225b5c54f411d194a60000e8353423/content.htm
for methods
http://help.sap.com/saphelp_47x200/helpdata/en/08/d27c03b81011d194f60000e8353423/content.htm
for inheritance
http://help.sap.com/saphelp_47x200/helpdata/en/dd/4049c40f4611d3b9380000e8353423/content.htm
for interfaces
http://help.sap.com/saphelp_47x200/helpdata/en/c3/225b6254f411d194a60000e8353423/content.htm
For Materials:
1) http://help.sap.com/printdocu/core/Print46c/en/data/pdf/BCABA/BCABA.pdf -- Page no: 1291
2) http://esnips.com/doc/5c65b0dd-eddf-4512-8e32-ecd26735f0f2/prefinalppt.ppt
3) http://esnips.com/doc/2c76dc57-e74a-4539-a20e-29383317e804/OO-abap.pdf
4) http://esnips.com/doc/0ef39d4b-586a-4637-abbb-e4f69d2d9307/SAP-CONTROLS-WORKSHOP.pdf
5) http://esnips.com/doc/92be4457-1b6e-4061-92e5-8e4b3a6e3239/Object-Oriented-ABAP.ppt
6) http://esnips.com/doc/448e8302-68b1-4046-9fef-8fa8808caee0/abap-objects-by-helen.pdf
7) http://esnips.com/doc/39fdc647-1aed-4b40-a476-4d3042b6ec28/class_builder.ppt
😎 http://www.amazon.com/gp/explorer/0201750805/2/ref=pd_lpo_ase/102-9378020-8749710?ie=UTF8
1) http://www.erpgenie.com/sap/abap/OO/index.htm
2) http://help.sap.com/saphelp_nw04/helpdata/en/ce/b518b6513611d194a50000e8353423/frameset.htm
Check these sample code
data : begin of it_mara occurs 0,
mark type flag,
matnr type matnr,
mtart type mtart,
meins type meins,
end of it_mara.
data : begin of it_mara1 occurs 0,
mark type flag,
matnr type matnr,
mtart type mtart,
meins type meins,
end of it_mara1.
data : begin of it_mara2 occurs 0,
mark type flag,
matnr type matnr,
mtart type mtart,
meins type meins,
end of it_mara2.
data : t_fieldcat type lvc_t_fcat,
t_fieldcat1 type lvc_t_fcat,
s_fieldcat like line of t_fieldcat.
data : s_layout type lvc_s_layo.
data : control type ref to cl_gui_custom_container,
grid type ref to cl_gui_alv_grid.
data: begin of wa ,
mark type flag,
matnr type matnr,
mtart type mtart,
meins type meins,
end of wa.
class lcl_events_box definition.
public section.
methods :
*Handler_Data_Changed for event Data_Changed of cl_gui_alv_grid
*imporTing er_data_changed,
*
Handler_User_Command for event User_Command of cl_gui_alv_grid
imporTing e_ucomm,
Handler_ToolBar for event ToolBar of cl_gui_alv_grid
importing E_object E_interactive.
endclass.
class lcl_events_box implementation.
method Handler_user_command.
PERFORM FORM_USERCOMMAND CHANGING E_UCOMM.
endmethod.
method Handler_ToolBar.
PERFORM FORM_TOOLBAR CHANGING E_OBJECT E_INTERACTIVE
E_OBJECT->MT_TOOLBAR.
endmethod.
ENDCLASS.
start-of-selection.
data : w_events type ref to lcl_events_box.
select matnr mtart meins from mara into corresponding fields of table
it_mara.
call screen 100.
&----
*& Module pbo_module OUTPUT
&----
text
----
MODULE pbo_module OUTPUT.
if GRID is initial.
CREATE OBJECT CONTROL
EXPORTING
CONTAINER_NAME = 'CUST_CTRL'.
CREATE OBJECT GRID
EXPORTING
I_PARENT = CONTROL.
PERFORM BUILD_CATALOG.
PERFORM BUILD_CATALOG1.
PERFORM BUILD_LAYOUT.
CALL METHOD GRID->SET_TABLE_FOR_FIRST_DISPLAY
EXPORTING
IS_LAYOUT = s_layout
CHANGING
IT_OUTTAB = it_mara[]
IT_FIELDCATALOG = t_fieldcat.
CREATE OBJECT W_EVENTS.
SET HANDLER : W_EVENTS->HANDLER_TOOLBAR FOR GRID,
W_EVENTS->HANDLER_USER_COMMAND FOR GRID.
CALL METHOD GRID->SET_TOOLBAR_INTERACTIVE.
ELSE.
call method grid->refresh_table_display.
ENDIF.
ENDMODULE. " pbo_module OUTPUT
&----
*& Form BUILD_CATALOG
FORM BUILD_CATALOG .
S_FIELDCAT-COL_POS = '1'.
S_FIELDCAT-FIELDNAME = 'MARK'.
S_FIELDCAT-CHECKBOX = 'X'.
S_FIELDCAT-eDIT = 'X'.
APPEND S_FIELDCAT TO T_FIELDCAT.
CLEAR S_FIELDCAT.
S_FIELDCAT-COL_POS = '2'.
S_FIELDCAT-FIELDNAME = 'MATNR'.
S_FIELDCAT-SCRTEXT_M = 'MATERIAL'.
APPEND S_FIELDCAT TO T_FIELDCAT.
S_FIELDCAT-COL_POS = '3'.
S_FIELDCAT-FIELDNAME = 'MTART'.
S_FIELDCAT-SCRTEXT_M = 'MATERL TYPE'.
APPEND S_FIELDCAT TO T_FIELDCAT.
S_FIELDCAT-COL_POS = '4'.
S_FIELDCAT-FIELDNAME = 'MEINS'.
S_FIELDCAT-SCRTEXT_M = 'UOM'.
APPEND S_FIELDCAT TO T_FIELDCAT.
ENDFORM. " BUILD_CATALOG
&----
*& Form BUILD_LAYOUT
&----
text
----
--> p1 text
<-- p2 text
----
FORM BUILD_LAYOUT .
S_LAYOUT-ZEBRA = 'X'.
S_LAYOUT-CWIDTH_OPT = 'X'.
S_LAYOUT-GRID_TITLE = 'Material Details'.
ENDFORM.
" BUILD_LAYOUT////////////////////////////////////
" USER_COMMAND_0100 INPUT
&----
*& Form FORM_USERCOMMAND
&----
text
----
<--P_E_UCOMM text
----
form FORM_USERCOMMAND changing p_e_ucomm.
CASE P_E_UCOMM.
WHEN 'INT1'.
DO.
READ TABLE IT_MARA INDEX SY-INDEX TRANSPORTING MARK MATNR.
IF SY-SUBRC <> 0.
EXIT.
ENDIF.
IF IT_MARA-MARK = 'X'.
read table it_mara into wa TRANSPORTING MATNR MTART MEINS .
MOVE-CORRESPONDING WA TO IT_MARA1.
READ TABLE IT_MARA1 TRANSPORTING MATNR MTART MEINS .
MOVE-CORRESPONDING IT_MARA1 TO IT_MARA2.
APPEND IT_MARA2.
CALL METHOD GRID->SET_TABLE_FOR_FIRST_DISPLAY
EXPORTING
IS_LAYOUT = s_layout
CHANGING
IT_OUTTAB = it_mara2[]
IT_FIELDCATALOG = t_fieldcat1.
*
SET PARAMETER ID 'MAT' FIELD IT_MARA-MATNR.
CALL TRANSACTION 'MM02'.
. ENDIF.
ENDIF.
ENDDO.
ENDCASE.
endform. " FORM_USERCOMMAND
&----
*& Form FORM_TOOLBAR
&----
text
----
<--P_E_OBJECT text
<--P_E_INTERACTIVE text
<--P_E_OBJECT_>MT_TOOLBAR text
----
FORM FORM_TOOLBAR CHANGING P_E_OBJECT TYPE REF TO
CL_ALV_EVENT_TOOLBAR_SET
P_E_INTERACTIVE
MT_TOOLBAR TYPE TTB_BUTTON.
DATA WAL_BUTTON TYPE STB_BUTTON.
*WAL_BUTTON-ICON = ICON_status_reverse.
WAL_BUTTON-TEXT = 'GO'.
WAL_BUTTON-QUICKINFO = 'PROCEED'.
waL_button-FUNCTION = 'INT1'.
WAL_BUTTON-BUTN_TYPE = 0.
WAL_BUTTON-DISABLED = SPACE.
insert WAL_BUTTON INTO P_E_OBJECT->MT_TOOLBAR index 1.
endform. " FORM_TOOLBAR
&----
*& Module PF-STATUS OUTPUT
&----
text
----
module PF-STATUS output.
set pf-status 'Z7PSTAT'.
endmodule. " PF-STATUS OUTPUT
&----
*& Module USER_COMMAND_0100 INPUT
&----
text
----
module USER_COMMAND_0100 input.
CASE SY-UCOMM.
WHEN 'BACK'.
LEAVE PROGRAM.
WHEN 'CANCEL'.
LEAVE PROGRAM.
ENDCASE.
endmodule. " USER_COMMAND_0100 INPUT
&----
*& Form BUILD_CATALOG1
&----
text
----
--> p1 text
<-- p2 text
----
form BUILD_CATALOG1 .
S_FIELDCAT-COL_POS = '1'.
S_FIELDCAT-FIELDNAME = 'MATNR'.
S_FIELDCAT-SCRTEXT_M = 'MATERIAL'.
APPEND S_FIELDCAT TO T_FIELDCAT1.
S_FIELDCAT-COL_POS = '2'.
S_FIELDCAT-FIELDNAME = 'MTART'.
S_FIELDCAT-SCRTEXT_M = 'MATERL TYPE'.
APPEND S_FIELDCAT TO T_FIELDCAT1.
S_FIELDCAT-COL_POS = '3'.
S_FIELDCAT-FIELDNAME = 'MEINS'.
S_FIELDCAT-SCRTEXT_M = 'UOM'.
APPEND S_FIELDCAT TO T_FIELDCAT1.
endform. " BUILD_CATALOG1
check the below link may be useful for you
http://www.sapdevelopment.co.uk/reporting/alvhome.htm
http://help.sap.com/printdocu/core/Print46c/en/data/pdf/BCSRVALV/BCSRVALV.pdf
Simple ALV report
http://www.sapgenie.com/abap/controls/alvgrid.htm
http://wiki.ittoolbox.com/index.php/Code:Ultimate_ALV_table_toolbox
ALV
1. Please give me general info on ALV.
http://www.sapfans.com/forums/viewtopic.php?t=58286
http://www.sapfans.com/forums/viewtopic.php?t=76490
http://www.sapfans.com/forums/viewtopic.php?t=20591
http://www.sapfans.com/forums/viewtopic.php?t=66305 - this one discusses which way should you use - ABAP Objects calls or simple function modules.
2. How do I program double click in ALV?
http://www.sapfans.com/forums/viewtopic.php?t=11601
http://www.sapfans.com/forums/viewtopic.php?t=23010
3. How do I add subtotals (I have problem to add them)...
http://www.sapfans.com/forums/viewtopic.php?t=20386
http://www.sapfans.com/forums/viewtopic.php?t=85191
http://www.sapfans.com/forums/viewtopic.php?t=88401
http://www.sapfans.com/forums/viewtopic.php?t=17335
4. How to add list heading like top-of-page in ABAP lists?
http://www.sapfans.com/forums/viewtopic.php?t=58775
http://www.sapfans.com/forums/viewtopic.php?t=60550
http://www.sapfans.com/forums/viewtopic.php?t=16629
5. How to print page number / total number of pages X/XX in ALV?
http://www.sapfans.com/forums/viewtopic.php?t=29597 (no direct solution)
6. ALV printing problems. The favourite is: The first page shows the number of records selected but I don't need this.
http://www.sapfans.com/forums/viewtopic.php?t=64320
http://www.sapfans.com/forums/viewtopic.php?t=44477
7. How can I set the cell color in ALV?
http://www.sapfans.com/forums/viewtopic.php?t=52107
8. How do I print a logo/graphics in ALV?
http://www.sapfans.com/forums/viewtopic.php?t=81149
http://www.sapfans.com/forums/viewtopic.php?t=35498
http://www.sapfans.com/forums/viewtopic.php?t=5013
9. How do I create and use input-enabled fields in ALV?
http://www.sapfans.com/forums/viewtopic.php?t=84933
http://www.sapfans.com/forums/viewtopic.php?t=69878
10. How can I use ALV for reports that are going to be run in background?
http://www.sapfans.com/forums/viewtopic.php?t=83243
http://www.sapfans.com/forums/viewtopic.php?t=19224
11. How can I display an icon in ALV? (Common requirement is traffic light icon).
http://www.sapfans.com/forums/viewtopic.php?t=79424
http://www.sapfans.com/forums/viewtopic.php?t=24512
12. How can I display a checkbox in ALV?
http://www.sapfans.com/forums/viewtopic.php?t=88376
http://www.sapfans.com/forums/viewtopic.php?t=40968
http://www.sapfans.com/forums/viewtopic.php?t=6919
Go thru these programs they may help u to try on some hands on
ALV Demo program
BCALV_DEMO_HTML
BCALV_FULLSCREEN_DEMO ALV Demo: Fullscreen Mode
BCALV_FULLSCREEN_DEMO_CLASSIC ALV demo: Fullscreen mode
BCALV_GRID_DEMO Simple ALV Control Call Demo Program
BCALV_TREE_DEMO Demo for ALV tree control
BCALV_TREE_SIMPLE_DEMO
BC_ALV_DEMO_HTML_D0100
<b>Reward all helpfull answers</b>
Regards
08-23-2007 11:15 AM
Hi,
Go through the standard program <b>BCALV_TEST_GRID_EDITABLE</b>
Regards,
Azaz Ali.
08-23-2007 11:39 AM
Consider a scenario for table controls;
At time of validation for field,If the validation fails and error mesasge is displayed
then all the fields are in display only mode and the field on which error had occured is in input mode and this situation should remains until the error is corrected.
I have exactly the same requirement but using ALV grid.
08-23-2007 11:41 AM
Consider a scenario for table controls;
At time of validation for field,If the validation fails and error mesasge is displayed
then all the fields are in display only mode and the field on which error had occured is in input mode and this situation should remains until the error is corrected.
I have exactly the same requirement but using ALV grid.
08-23-2007 1:06 PM
Hi all
Here's some code to demo the above requirement
I've got a Grid here where you can edit only cols 2,4 and 6.
To use create a blank screen with a custom container CCONTAINER1 and (optionally a GUI status if you want the standard SAP buttons on the TOP of the screen).
Here's the code
Program ZJIMBOTESTX.
<b>INCLUDE ZZJIMBOXX_INCL</b>.
Include contains the class definition and other data
shown at the end of this code.
TABLES : SPFLI.
TYPES: BEGIN OF s_elements.
INCLUDE STRUCTURE spfli..
TYPES: END OF s_elements.
DATA:
t_elements TYPE TABLE OF s_elements, "refers to our ITAB
my_line TYPE s_elements.
START-OF-SELECTION.
CALL SCREEN 100.
END-OF-SELECTION.
MODULE status_0100 OUTPUT.
CREATE OBJECT z_object
EXPORTING z_object = z_object.
CALL METHOD z_object->build_dynamic_structures
EXPORTING
my_line = my_line
calling_program = sy-repid
IMPORTING
dy_table = dy_table
CHANGING
it_fldcat = it_fldcat.
Here before displaying you can change the field catalog to
adjust your own column names.
*col_name col-nr 'your name' output length.
col_name 2 'Carrier' 5.
col_name 3 'Flt' 4.
col_name 4 'Dep Ctry' 8.
col_name 5 'Dep City' 8.
col_name 6 'Airport' 6.
fill dynmic table and display
PERFORM populate_dynamic_itab.
CALL METHOD z_object->display_grid
EXPORTING
g_outtab = <dyn_table>
g_fldcat = it_fldcat
CHANGING
it_fldcat = it_fldcat
gt_outtab = <dyn_table>.
SET PF-STATUS '0001'.
SET TITLEBAR '000'.
ENDMODULE.
MODULE user_command_0100 INPUT.
CASE sy-ucomm.
WHEN 'BACK'.
LEAVE PROGRAM.
WHEN 'EXIT'.
LEAVE PROGRAM.
WHEN 'RETURN'.
LEAVE PROGRAM.
WHEN OTHERS.
ENDCASE.
ENDMODULE.
FORM populate_dynamic_itab.
ASSIGN dy_table->* TO <dyn_table>.
CREATE DATA dy_line LIKE LINE OF <dyn_table>.
ASSIGN dy_line->* TO <dyn_wa>.
SELECT *
UP TO 200 rows
FROM SPFLI
INTO CORRESPONDING FIELDS OF TABLE <dyn_table>.
save a copy (original table). Use same fcat as ist table.
create 2nd Dyn table to hold original data
CALL METHOD cl_alv_table_create=>create_dynamic_table
EXPORTING
it_fieldcatalog = it_fldcat
IMPORTING
ep_table = dy_table.
ASSIGN dy_table->* TO <orig_table>.
CREATE DATA dy_line LIKE LINE OF <orig_table>.
ASSIGN dy_line->* TO <dyn_wa>.
<orig_table> = <dyn_table>.
ENDFORM.
FORM DATA_CHANGED
USING
changed_tab
inserted_tab
deleted_tab
modified_cells_tab.
ENDFORM.
FORM process.
Orig table is in dynamic table <orig_table>
ALV GRID changed table is in <dyn_table>.
Loop AT <orig_table> INTO <dyn_wa>.
Do what you want
end
ENDLOOP.
ENDFORM.
FORM refresh.
change data for example delete some lines.
*DELETE <dyn_table> from 1 to 16.
CALL METHOD z_object->refresh_grid.
ENDFORM.
FORM dubbelklik
USING
e_row TYPE lvc_s_row
e_column TYPE lvc_s_col
es_row_no TYPE lvc_s_roid.
SET TITLEBAR '001'.
i_gridtitle = 'Grid Title Changed'.
CALL METHOD z_object->change_title
EXPORTING
i_gridtitle = i_gridtitle.
PERFORM refresh.
CALL METHOD z_object->set_cursor
EXPORTING
row_id = e_row
column_id = e_column
row_no = es_row_no.
ENDFORM.
Also you'll need this INCLUDE program (Data and Class definition)
ZZJIMBOXX_INCL.
Generic ALV class etc for use as INCLUDE Jimbo 2007.
DEFINE col_name.
READ TABLE it_fldcat INTO wa_it_fldcat INDEX &1.
wa_it_fldcat-coltext = &2.
wa_it_fldcat-outputlen = &3.
modify it_fldcat from wa_it_fldcat index &1.
END-OF-DEFINITION.
DEFINE toolbar_funcs.
CLEAR ls_toolbar.
MOVE 0 TO ls_toolbar-butn_TYPE.
MOVE &1 TO ls_toolbar-function.
MOVE SPACE TO ls_toolbar-disabled.
MOVE &2 TO ls_toolbar-icon.
MOVE &3 TO ls_toolbar-quickinfo.
APPEND ls_toolbar TO e_object->mt_toolbar.
END-OF-DEFINITION.
INCLUDE <icon>.
FIELD-SYMBOLS :
<fs1> TYPE STANDARD TABLE,
<fs0> TYPE STANDARD TABLE,
<dyn_table> TYPE STANDARD TABLE,
<orig_table> TYPE STANDARD TABLE,
<dyn_wa> TYPE ANY.
CLASS zcl_alv_test DEFINITION DEFERRED.
DATA:
z_object TYPE REF TO zcl_alv_test, "Instantiate our class
it_fldcat TYPE lvc_t_fcat,
i_gridtitle TYPE lvc_title,
wa_it_fldcat TYPE lvc_s_fcat,
new_table TYPE REF TO DATA,
dy_table TYPE REF TO DATA,
inserted_tab TYPE lvc_t_moce,
deleted_tab TYPE LVC_T_MOCE,
changed_tab TYPE REF TO DATA,
is_layout TYPE LVC_S_LAYO,
modified_cells_tab TYPE LVC_T_MODI,
dy_line TYPE REF TO DATA.
CLASS zcl_alv_test DEFINITION.
PUBLIC SECTION.
METHODS:
constructor
IMPORTING
z_object TYPE REF TO zcl_alv_test,
display_grid
IMPORTING
g_outtab TYPE STANDARD TABLE
g_fldcat TYPE lvc_t_fcat
CHANGING
it_fldcat TYPE lvc_t_fcat
GT_OUTTAB TYPE STANDARD TABLE,
change_title
IMPORTING
i_gridtitle TYPE lvc_title,
refresh_grid,
set_cursor
IMPORTING
row_id TYPE lvc_s_row
column_id TYPE lvc_s_col
row_no TYPE lvc_s_roid,
build_dynamic_structures
IMPORTING
my_line TYPE ANY
calling_program TYPE sy-repid
EXPORTING
dy_table TYPE REF TO DATA
CHANGING
it_fldcat TYPE lvc_t_fcat .
PRIVATE SECTION.
*
Attributes
*
DATA:
lr_rtti_struc TYPE REF TO cl_abap_structdescr,
zog LIKE LINE OF lr_rtti_struc->components,
zogt LIKE table of zog,
struct_grid_lset TYPE lvc_s_layo,
e_row TYPE lvc_s_row,
e1_row TYPE i,
e_value TYPE c,
e1_col TYPE i,
e_column TYPE lvc_s_col,
es_rowid TYPE lvc_s_roid,
es_row_id TYPE LVC_S_ROW,
es_col_id TYPE LVC_S_COL,
es_row_no TYPE lvc_s_roid,
grid_container1 TYPE REF TO cl_gui_custom_container,
grid1 TYPE REF TO cl_gui_alv_grid,
ls_layout TYPE kkblo_layout,
lt_fieldcat_wa TYPE kkblo_fieldcat,
gt_outtab TYPE REF TO DATA,
l_mode TYPE raw4,
celltab TYPE lvc_t_styl,
wa_celltab TYPE lvc_s_styl,
lt_fieldcat TYPE kkblo_t_fieldcat,
l_tabname TYPE slis_tabname,
ls_toolbar TYPE stb_button,
caller TYPE sy-repid,
g_outtab1 TYPE REF TO DATA,
g_fldcat1 TYPE REF TO DATA.
*
Event Receivers - These methods are entered
when the specified event occurs
*
EVENTS: before_user_command.
METHODS:
on_user_command
FOR EVENT before_user_command OF cl_gui_alv_grid
IMPORTING
e_ucomm
sender,
on_toolbar
FOR EVENT toolbar OF cl_gui_alv_grid
IMPORTING
e_object
e_interactive,
on_dubbelklik
FOR EVENT double_click OF cl_gui_alv_grid
IMPORTING
e_row
e_column
es_row_no,
handle_data_changed
FOR EVENT data_changed OF cl_gui_alv_grid
IMPORTING
er_data_changed,
handle_data_changed_finished
FOR EVENT data_changed_finished OF cl_gui_alv_grid
IMPORTING
e_modified
et_good_cells,
*
Rest of the methods
*
process,
dubbelklik
IMPORTING
e_row TYPE lvc_s_row
e_column TYPE lvc_s_col
es_row_no TYPE lvc_s_roid,
return_structure
IMPORTING
my_line TYPE ANY,
create_dynamic_fcat
EXPORTING
it_fldcat TYPE lvc_t_fcat,
create_dynamic_table
IMPORTING
it_fldcat TYPE lvc_t_fcat
EXPORTING
dy_table TYPE REF TO DATA,
download_to_excel,
refresh.
ENDCLASS. "zcl_alv_test DEFINITION
*
Implementation definition
*
CLASS zcl_alv_test IMPLEMENTATION.
*
Constructor
create our reference / instance to cl_gui_alv_grid
*
METHOD constructor.
CREATE OBJECT grid_container1
EXPORTING
container_name = 'CCONTAINER1'.
CREATE OBJECT grid1
EXPORTING
i_parent = grid_container1.
*
Set event handlers
*
SET HANDLER z_object->on_user_command for grid1.
SET HANDLER z_object->on_toolbar for grid1.
SET HANDLER Z_OBJECT->handle_data_changed FOR grid1.
SET HANDLER Z_OBJECT->handle_data_changed_finished FOR grid1.
SET HANDLER Z_OBJECT->on_dubbelklik FOR grid1.
CALL METHOD grid1->register_edit_event
EXPORTING
i_event_id = cl_gui_alv_grid=>mc_evt_enter.
ENDMETHOD. "constructor
*
Rest of the methods
*
METHOD on_dubbelklik.
CALL METHOD me->dubbelklik
EXPORTING
e_row = e_row
e_column = e_column
es_row_no = es_row_no.
ENDMETHOD. "on_dubbelklik
*
METHOD set_cursor.
CALL METHOD grid1->set_current_cell_via_id
EXPORTING
is_row_id = row_id
is_column_id = column_id
is_row_no = row_no.
ENDMETHOD.
METHOD handle_data_changed.
call method grid1->get_current_cell
IMPORTING
e_row = e1_row
e_value = e_value
e_col = e1_col
es_row_id = es_row_id
es_col_id = es_col_id
es_row_no = es_row_no.
changed_tab = er_data_changed->mp_mod_rows.
inserted_tab = er_data_changed->mt_inserted_rows.
deleted_tab = er_data_changed->mt_deleted_rows.
modified_cells_tab = er_data_changed->mt_mod_cells.
PERFORM data_changed IN PROGRAM (caller) IF FOUND
USING changed_tab
inserted_tab
deleted_tab
modified_cells_tab.
ENDMETHOD. "handle_data_changed
METHOD handle_data_changed_finished.
ENDMETHOD. "handle_data_changed_finished
METHOD return_structure.
lr_rtti_struc ?= cl_abap_structdescr=>DESCRIBE_BY_DATA( my_line ).
zogt[] = lr_rtti_struc->components.
ENDMETHOD. "return_structure
METHOD create_dynamic_fcat.
LOOP AT zogt INTO zog.
CLEAR wa_it_fldcat.
wa_it_fldcat-fieldname = zog-name .
wa_it_fldcat-dataTYPE = zog-TYPE_kind.
wa_it_fldcat-intTYPE = zog-TYPE_kind.
wa_it_fldcat-intlen = zog-length.
wa_it_fldcat-decimals = zog-decimals.
wa_it_fldcat-coltext = zog-name.
wa_it_fldcat-lowercase = 'X'.
case sy-tabix.
When 2.
wa_it_fldcat-edit = 'X'.
When 4.
wa_it_fldcat-edit = 'X'.
when 6.
wa_it_fldcat-edit = 'X'.
when others.
wa_it_fldcat-edit = ' '.
endcase.
APPEND wa_it_fldcat TO it_fldcat .
ENDLOOP.
ENDMETHOD. "create_dynamic_fcat
METHOD download_to_excel.
assign g_outtab1->* to <fs0>.
assign g_fldcat1->* to <fs1>.
CALL FUNCTION 'LVC_TRANSFER_TO_KKBLO'
EXPORTING
it_fieldcat_lvc = <fs1>
is_layout_lvc = m_cl_variant->ms_layout
is_tech_complete = ' '
IMPORTING
es_layout_kkblo = ls_layout
et_fieldcat_kkblo = lt_fieldcat.
LOOP AT lt_fieldcat INTO lt_fieldcat_wa.
CLEAR lt_fieldcat_wa-tech_complete.
IF lt_fieldcat_wa-tabname IS initial.
lt_fieldcat_wa-tabname = '1'.
MODIFY lt_fieldcat FROM lt_fieldcat_wa.
ENDIF.
l_tabname = lt_fieldcat_wa-tabname.
ENDLOOP.
CALL FUNCTION 'ALV_XXL_CALL'
EXPORTING
i_tabname = l_tabname
is_layout = ls_layout
it_fieldcat = lt_fieldcat
i_title = sy-title
TABLES
it_outtab = <fs0>
EXCEPTIONS
fatal_error = 1
no_display_possible = 2
others = 3.
IF sy-subrc <> 0.
message id sy-msgid TYPE 'S' number sy-msgno
with sy-msgv1 sy-msgv2 sy-msgv3 sy-msgv4.
ENDIF.
ENDMETHOD. "download_to_excel
METHOD change_title.
CALL METHOD grid1->set_gridtitle
EXPORTING
i_gridtitle = i_gridtitle.
ENDMETHOD. "CHANGE_TITLE
METHOD create_dynamic_table.
CALL METHOD cl_alv_table_create=>create_dynamic_table
EXPORTING
it_fieldcatalog = it_fldcat
IMPORTING
ep_table = dy_table.
ENDMETHOD. "create_dynamic_table
METHOD build_dynamic_structures.
caller = calling_program.
CALL METHOD me->return_structure
EXPORTING
my_line = my_line.
CALL METHOD me->create_dynamic_fcat
IMPORTING
it_fldcat = it_fldcat.
CALL METHOD me->create_dynamic_table
EXPORTING
it_fldcat = it_fldcat
IMPORTING
dy_table = dy_table.
ENDMETHOD. "build_dynamic_structures
METHOD display_grid.
GET REFERENCE OF g_outtab INTO g_outtab1.
GET REFERENCE OF g_fldcat INTO g_fldcat1.
struct_grid_lset-grid_title = 'TEST ALV USE generic class'.
struct_grid_lset-zebra = 'X '.
struct_grid_lset-ctab_fname = 'T_CELLCOLORS'.
struct_grid_lset-stylefname = 'CELLTAB'.
CALL METHOD grid1->set_ready_for_input "sets WHOLE GRID editable in one step
EXPORTING
i_ready_for_input = '1'.
CALL METHOD grid1->set_table_for_first_display
EXPORTING
is_layout = struct_grid_lset
CHANGING
it_outtab = gt_outtab
it_fieldcatalog = it_fldcat.
ENDMETHOD. "display_grid
METHOD on_user_command.
CASE e_ucomm.
WHEN 'EXIT'.
LEAVE PROGRAM.
WHEN 'EXCEL'.
CALL METHOD me->download_to_excel.
WHEN 'SAVE'.
WHEN 'PROC'.
CALL METHOD me->process.
WHEN 'REFR'.
CALL METHOD me->refresh.
ENDCASE.
ENDMETHOD. "on_user_command
METHOD on_toolbar.
customize this section with your own Buttons
When a button is pressed method ON_USER_COMMAND is entered
toolbar_funcs 'EXIT' icon_system_end 'Click2exit'.
toolbar_funcs 'SAVE' icon_system_save 'Savedata'.
toolbar_funcs 'EDIT' icon_toggle_display_change 'Edit data'.
toolbar_funcs 'PROC' icon_businav_process 'Process'.
toolbar_funcs 'EXCEL' icon_xxl 'Excel'.
toolbar_funcs 'REFR' icon_refresh 'Refresh'.
ENDMETHOD. "on_toolbar
METHOD refresh_grid.
CALL METHOD cl_gui_cfw=>flush.
CALL METHOD grid1->refresh_table_display.
ENDMETHOD. "refresh_grid
METHOD refresh.
PERFORM refresh IN PROGRAM (caller) IF FOUND.
ENDMETHOD. "refresh
METHOD process.
PERFORM process IN PROGRAM (caller) IF FOUND.
ENDMETHOD. "process
METHOD dubbelklik.
perform dubbelklik IN PROGRAM (caller) IF FOUND
USING e_row
e_column
es_row_no.
ENDMETHOD. "dubbelklik
ENDCLASS. "zcl_alv_test IMPLEMENTATION
This should work for ANY table you want to define. Just ensure that the structure you use is defined in these variables
t_elements TYPE TABLE OF s_elements, "refers to our ITAB
my_line TYPE s_elements.
You don't have to worry about creating the table or fieldcatalog --it's all done dynamically in the class.
All your code needs to do is populate your data table and handle processing when the use selects a cell or presses a toolbar button.
Have fun.
Cheers
jimbo