Tree structure format in report.

Question

Hi all,
I have got a report to develop where in i have to display the ouptut of the report
in a tree structure.Can anybody tell me how to proceed with this ??     This  is
basically an interactive report where clicking on one of the node will take us to
another page.
Thanks and Regards.
syed.

Answer 1

HI
Refer this code.
REPORT YMS_ALVTREEDEMO .
*Data Declaration
TABLES: ekko.
TYPE-POOLS: slis. "ALV Declarations
TYPES: BEGIN OF t_ekko,
ebeln TYPE ekpo-ebeln,
ebelp TYPE ekpo-ebelp,
statu TYPE ekpo-statu,
aedat TYPE ekpo-aedat,
matnr TYPE ekpo-matnr,
menge TYPE ekpo-menge,
meins TYPE ekpo-meins,
netpr TYPE ekpo-netpr,
peinh TYPE ekpo-peinh,
END OF t_ekko.
DATA: it_ekko TYPE STANDARD TABLE OF t_ekko INITIAL SIZE 0,
it_ekpo TYPE STANDARD TABLE OF t_ekko INITIAL SIZE 0,
it_emptytab TYPE STANDARD TABLE OF t_ekko INITIAL SIZE 0,
wa_ekko TYPE t_ekko,
wa_ekpo TYPE t_ekko.
DATA: ok_code like sy-ucomm, "OK-Code
save_ok like sy-ucomm.
*ALV data declarations
DATA: fieldcatalog TYPE lvc_t_fcat WITH HEADER LINE.
DATA: gd_fieldcat TYPE lvc_t_fcat,
gd_tab_group TYPE slis_t_sp_group_alv,
gd_layout TYPE slis_layout_alv.
*ALVtree data declarations
CLASS cl_gui_column_tree DEFINITION LOAD.
CLASS cl_gui_cfw DEFINITION LOAD.
DATA: gd_tree TYPE REF TO cl_gui_alv_tree,
gd_hierarchy_header TYPE treev_hhdr,
gd_report_title TYPE slis_t_listheader,
gd_logo TYPE sdydo_value,
gd_variant TYPE disvariant.
*Create container for alv-tree
DATA: l_tree_container_name(30) TYPE c,
l_custom_container TYPE REF TO cl_gui_custom_container.
*Includes
*INCLUDE ZDEMO_ALVTREEO01. "Screen PBO Modules
*INCLUDE ZDEMO_ALVTREEI01. "Screen PAI Modules
*INCLUDE ZDEMO_ALVTREEF01. "ABAP Subroutines(FORMS)
*Start-of-selection.
START-OF-SELECTION.
ALVtree setup data
PERFORM data_retrieval.
PERFORM build_fieldcatalog.
PERFORM build_layout.
PERFORM build_hierarchy_header CHANGING gd_hierarchy_header.
PERFORM build_report_title USING gd_report_title gd_logo.
PERFORM build_variant.
Display ALVtree report
call screen 100.
*& Form DATA_RETRIEVAL
Retrieve data into Internal tables
FORM data_retrieval.
SELECT ebeln
UP TO 10 ROWS
FROM ekko
INTO corresponding fields of TABLE it_ekko.
loop at it_ekko into wa_ekko.
SELECT ebeln ebelp statu aedat matnr menge meins netpr peinh
FROM ekpo
appending TABLE it_ekpo
where ebeln eq wa_ekko-ebeln.
endloop.
ENDFORM. " DATA_RETRIEVAL
*& Form BUILD_FIELDCATALOG
Build Fieldcatalog for ALV Report
FORM build_fieldcatalog.
Please not there are a number of differences between the structure of
ALVtree fieldcatalogs and ALVgrid fieldcatalogs.
For example the field seltext_m is replace by scrtext_m in ALVtree.
fieldcatalog-fieldname = 'EBELN'. "Field name in itab
fieldcatalog-scrtext_m = 'Purchase Order'. "Column text
fieldcatalog-col_pos = 0. "Column position
fieldcatalog-outputlen = 15. "Column width
fieldcatalog-emphasize = 'X'. "Emphasize (X or SPACE)
fieldcatalog-key = 'X'. "Key Field? (X or SPACE)
fieldcatalog-do_sum = 'X'. "Sum Column?
fieldcatalog-no_zero = 'X'. "Don't display if zero
APPEND fieldcatalog TO gd_fieldcat.
CLEAR fieldcatalog.
fieldcatalog-fieldname = 'EBELP'.
fieldcatalog-scrtext_m = 'PO Iten'.
fieldcatalog-outputlen = 15.
fieldcatalog-col_pos = 1.
APPEND fieldcatalog TO gd_fieldcat..
CLEAR fieldcatalog.
fieldcatalog-fieldname = 'STATU'.
fieldcatalog-scrtext_m = 'Status'.
fieldcatalog-outputlen = 15.
fieldcatalog-col_pos = 2.
APPEND fieldcatalog TO gd_fieldcat..
CLEAR fieldcatalog.
fieldcatalog-fieldname = 'AEDAT'.
fieldcatalog-scrtext_m = 'Item change date'.
fieldcatalog-outputlen = 15.
fieldcatalog-col_pos = 3.
APPEND fieldcatalog TO gd_fieldcat..
CLEAR fieldcatalog.
fieldcatalog-fieldname = 'MATNR'.
fieldcatalog-scrtext_m = 'Material Number'.
fieldcatalog-outputlen = 15.
fieldcatalog-col_pos = 4.
APPEND fieldcatalog TO gd_fieldcat..
CLEAR fieldcatalog.
fieldcatalog-fieldname = 'MENGE'.
fieldcatalog-scrtext_m = 'PO quantity'.
fieldcatalog-outputlen = 15.
fieldcatalog-col_pos = 5.
APPEND fieldcatalog TO gd_fieldcat..
CLEAR fieldcatalog.
fieldcatalog-fieldname = 'MEINS'.
fieldcatalog-scrtext_m = 'Order Unit'.
fieldcatalog-outputlen = 15.
fieldcatalog-col_pos = 6.
APPEND fieldcatalog TO gd_fieldcat..
CLEAR fieldcatalog.
fieldcatalog-fieldname = 'NETPR'.
fieldcatalog-scrtext_m = 'Net Price'.
fieldcatalog-outputlen = 15.
fieldcatalog-col_pos = 7.
fieldcatalog-datatype = 'CURR'.
APPEND fieldcatalog TO gd_fieldcat..
CLEAR fieldcatalog.
fieldcatalog-fieldname = 'PEINH'.
fieldcatalog-scrtext_m = 'Price Unit'.
fieldcatalog-outputlen = 15.
fieldcatalog-col_pos = 8.
APPEND fieldcatalog TO gd_fieldcat..
CLEAR fieldcatalog.
ENDFORM. " BUILD_FIELDCATALOG
*& Form BUILD_LAYOUT
Build layout for ALV grid report
FORM build_layout.
gd_layout-no_input = 'X'.
gd_layout-colwidth_optimize = 'X'.
gd_layout-totals_text = 'Totals'(201).
gd_layout-totals_only = 'X'.
gd_layout-f2code = 'DISP'. "Sets fcode for when double
"click(press f2)
gd_layout-zebra = 'X'.
gd_layout-group_change_edit = 'X'.
gd_layout-header_text = 'helllllo'.
ENDFORM. " BUILD_LAYOUT
*& Form build_hierarchy_header
build hierarchy-header-information
-->P_L_HIERARCHY_HEADER structure for hierarchy-header
FORM build_hierarchy_header CHANGING
p_hierarchy_header TYPE treev_hhdr.
p_hierarchy_header-heading = 'Hierarchy Header'(013).
p_hierarchy_header-tooltip = 'This is the Hierarchy Header !'(014).
p_hierarchy_header-width = 30.
p_hierarchy_header-width_pix = ''.
ENDFORM. " build_hierarchy_header
*& Form BUILD_REPORT_TITLE
Build table for ALVtree header
<-> p1 Header details
<-> p2 Logo value
FORM build_report_title CHANGING
pt_report_title TYPE slis_t_listheader
pa_logo TYPE sdydo_value.
DATA: ls_line TYPE slis_listheader,
ld_date(10) TYPE c.
List Heading Line(TYPE H)
CLEAR ls_line.
ls_line-typ = 'H'.
ls_line-key "Not Used For This Type(H)
ls_line-info = 'PO ALVTree Display'.
APPEND ls_line TO pt_report_title.
Status Line(TYPE S)
ld_date(2) = sy-datum+6(2).
ld_date+2(1) = '/'.
ld_date3(2) = sy-datum4(2).
ld_date+5(1) = '/'.
ld_date+6(4) = sy-datum(4).
ls_line-typ = 'S'.
ls_line-key = 'Date'.
ls_line-info = ld_date.
APPEND ls_line TO pt_report_title.
Action Line(TYPE A)
CLEAR ls_line.
ls_line-typ = 'A'.
CONCATENATE 'Report: ' sy-repid INTO ls_line-info SEPARATED BY space.
APPEND ls_line TO pt_report_title.
ENDFORM.
*& Form BUILD_VARIANT
Build variant
form build_variant.
Set repid for storing variants
gd_variant-report = sy-repid.
endform. " BUILD_VARIANT
Check these programs.
e.g
BCALV_TREE_01 ALV tree control: build up the hierarchy tree
BCALV_TREE_02 ALV tree control: event handling
BCALV_TREE_03 ALV tree control: use an own context menu
BCALV_TREE_04 ALV tree control: add a button to the toolbar
BCALV_TREE_05 ALV tree control: add a menu to the toolbar
BCALV_TREE_06 ALV tree control: Icon column and icon for nodes/items
BCALV_TREE_DEMO Demo for ALV tree control
BCALV_TREE_DND ALV tree control: Drag & Drop within a hierarchy tree
BCALV_TREE_DND_MULTIPLE ALV tree control: Drag & Drop within a hierarchy tree
RSDEMO_DRAG_DROP_TREE_MULTI
BCALV_TREE_EVENT_RECEIVER Include BCALV_TREE_EVENT_RECEIVER
BCALV_TREE_EVENT_RECEIVER01
BCALV_TREE_ITEMLAYOUT ALV Tree: Change Item Layouts at Runtime
BCALV_TREE_MOVE_NODE_TEST Demo for ALV tree control
BCALV_TREE_SIMPLE_DEMO Program BCALV_TREE_SIMPLE_DEMO
BCALV_TREE_VERIFY Verifier for ALV Tree and Simple ALV Tree
Reward all helpfull answers.
Regards.
Jay