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Common macros for the ALV Object Model(SALV) Applications



 
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PostPosted: Wed Oct 24, 2007 5:22 pm    Post subject: Common macros for the ALV Object Model(SALV) Applications Reply with quote

Common macros for the ALV Object Model(SALV) Applications
Author: Ravi Shankar Rajan

INCLUDE FOR ALV MACROS
Code:

DATA :
gv_exception          TYPE string,
ob_cx_salv_msg        TYPE REF TO cx_salv_msg,
ob_cx_salv_not_found  TYPE REF TO cx_salv_not_found,
ob_cx_salv_existing   TYPE REF TO cx_salv_existing,
ob_cx_salv_data_error TYPE REF TO cx_salv_data_error.

DEFINE _attach_alv_to_container.
  try.
      cl_salv_table=>factory(
        exporting
          r_container    = &1
          container_name = &2
        importing
          r_salv_table   = &3
        changing
          t_table        = &4 ).
    catch cx_salv_msg into ob_cx_salv_msg .
      call method ob_cx_salv_msg->if_message~get_text
        receiving
          result = gv_exception.
      message i000(0k) with gv_exception.
  endtry.
END-OF-DEFINITION.

DEFINE _set_title.
  &1 = &2.
  if &3 is initial.
    &3 = &4->get_display_settings( ).
  endif.
  &3->set_list_header( &1 ).
*Set the striped pattern
  call method &3->set_striped_pattern
    exporting
      value = &5.
END-OF-DEFINITION.

DEFINE _set_sort.
*Fill the sort table
  if &1 is initial.
    &1 = &2->get_sorts( ).
  endif.
  try.
      call method &1->add_sort
        exporting
          columnname = &3
          position   = &4
          sequence   = &5
          subtotal   = &6
          group      = &7
          obligatory = &8
        receiving
          value      = &9.
      if  &9 is initial.
        message i000(0k) with 'No Sort result found'(153).
      endif.
    catch cx_salv_not_found into ob_cx_salv_not_found.
      call method ob_cx_salv_not_found->if_message~get_text
        receiving
          result = gv_exception.
      message i000(0k) with gv_exception.
    catch cx_salv_existing into ob_cx_salv_existing.
      call method ob_cx_salv_existing->if_message~get_text
        receiving
          result = gv_exception.
      message i000(0k) with gv_exception.
    catch cx_salv_data_error into ob_cx_salv_data_error.
      call method ob_cx_salv_data_error->if_message~get_text
        receiving
          result = gv_exception.
      message i000(0k) with gv_exception.
  endtry.
END-OF-DEFINITION.

DEFINE _set_aggregations.
  if &1 is initial.
    &1 = &2->get_aggregations( ).
  endif.
  try.
      call method &1->add_aggregation
        exporting
          columnname  = &3
          aggregation = &4
        receiving
          value       = &5.
      if &5 is initial.
        message i000(0k) with 'No Aggregate result found'(152).
      endif.
    catch cx_salv_data_error into ob_cx_salv_data_error.
      call method ob_cx_salv_data_error->if_message~get_text
        receiving
          result = gv_exception.
      message i000(0k) with gv_exception.
    catch cx_salv_not_found into ob_cx_salv_not_found.
      call method ob_cx_salv_not_found->if_message~get_text
        receiving
          result = gv_exception.
      message i000(0k) with gv_exception.
    catch cx_salv_existing into ob_cx_salv_existing.
      call method ob_cx_salv_existing->if_message~get_text
        receiving
          result = gv_exception.
      message i000(0k) with gv_exception.
  endtry.
END-OF-DEFINITION.

DEFINE _set_fieldcatalog.
  if &1 is initial.
    &1 = &2->get_columns( ).
    &1->set_optimize( 'X' ).
  endif.
  try.
      &3 ?= &1->get_column( &4 ).
      &3->set_long_text( &5 ).
      &3->set_short_text( &6 ).
      &3->set_medium_text( &9 ).
      &3->set_visible( &7 ).
    catch  cx_salv_not_found into ob_cx_salv_not_found.
      call method ob_cx_salv_not_found->if_message~get_text
        receiving
          result = gv_exception.
      message i000(0k) with gv_exception.
  endtry.

  call method &1->set_column_position
    exporting
      columnname = &4
      position   = &8.

END-OF-DEFINITION.

DEFINE _set_functions.
*... set the functions
  if &1 is initial.
    &1 = &2->get_functions( ).
    &1->set_all( &3 ).
  endif.
END-OF-DEFINITION.


Sample Usage
Code:
report ztest.
*Replace the place holders of the
*macros with your own values
*Macro to attach ALV to container
  _attach_alv_to_container &1 &2 &3 &4.
*Macro for setting fieldcatalog
_set_fieldcatalog &1 &2 &3 &4 &5 &6 &7 &8 &9.
*Macro for Sorting
_set_sort &1 &2 &3 &4 &5 &6 &7 &8 &9.
*Macro for aggregations
 _set_aggregations &1 &2 &3 &4 &5.
*Macro to setting ALV functions.
 _set_functions &1 &2 &3.
*Macro for setting ALV Title.
_set_title &1 &2 &3 &4 &5.


https://www.sdn.sap.com/irj/sdn/weblogs?blog=/pub/wlg/6062
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