Customization or Features of Webdynpro ABAP ALVcreated by Kishorekumar SVS on 11-Jul-2013 13:32, last modified by Kishorekumar SVS on 11-Jul-2013 13:38Version 1inShare

This tutorial gives a details information about how to reuse or customize the features of webdynpro abap alv.Customization of alv table with Additional features:**************************************Pre-condition for alv table customization:===========================Goto view properties & select create controller usageselect Interface controller of SALV_WD_TABLEGoto WDDOINIT( ) method:Step1: initialize the alv table component ( using code wizard ):step2: get the reference of interface controller of SALV_WD_TABLE componenet& call GET_MODEL( ) method Using COde Wizard : Customization1 : display 20 rows in ALV TABLE :==================================implement the standard code given by SAP for changing the no of rows in ALV tablelv_value->if_salv_wd_table_settings~SET_VISIBLE_ROW_COUNT( value = 20 ).

Customization 2: remove specific column from ALV table:=======================================implement the standard code given by SAP for removing column from alv tablelv_value->if_salv_wd_column_settings~delete_column( 'NAME' ).

customization 3: Disabling the standard functionalities on ALV table:=============================================implement the standard code given by SAP for Disabling the standard functionalitieslv_value->IF_SALV_WD_STD_FUNCTIONS~SET_EXPORT_ALLOWED( abap_false ).lv_value->IF_SALV_WD_STD_FUNCTIONS~SET_FILTER_FILTERLINE_ALLOWED( abap_false ).

Customizatoin 4: Clearing records from ALV table:==================================lo_nd_itab->invalidate( ).

Customization 5: deleting selected record from ALV table: & database table:===================================================get_static_attributes( importing static_attributes = ls_itab ).Delete from zemp5 where id = ls_itab-id.lo_nd_itab->remove_element( lo_el_itab ).

Customization 6: To change the cursor position on ALV Table:==========================================lo_nd_itab->move_next( ).lo_nd_itab->move_previous( ).lo_nd_itab->move_first( ).lo_nd_itab->move_last( ).

Customization 7: adding buttons to ALV table column:===========================================Implement the standard code given by SAP for adding buttons to alv table:DATA: lr_button TYPE REF TO cl_salv_wd_uie_button.DATA: lr_column TYPE REF TO cl_salv_wd_column.lr_column = lv_value->if_salv_wd_column_settings~get_column( 'NAME' ).CREATE OBJECT lr_button.lr_button->set_text_fieldname( 'NAME' ).lr_column->set_cell_editor( lr_button ).

8.Class name ------------screen element name:===================================cl_salv_wd_uie_button---------------buttoncl_salv_wd_uie_link_to_Action-------Link To actioncl_salv_wd_uie_progr_indicator------Progress indicatorcl_salv_wd_uie_Image----------------Imagecl_salv_wd_uie_input_field----------input fieldcl_salv_wd_uie_Text_view------------text view

Customization 9: adding hyper links on Alv table column:=============================================implement the standard code for adding hyper linksDATA: lr_button2 TYPE REF TO cl_salv_wd_uie_link_to_action.DATA: lr_column2 TYPE REF TO cl_salv_wd_column.lr_column2 = lv_value->if_salv_wd_column_settings~get_column( 'ID' ).CREATE OBJECT lr_button2.lr_button2->set_text_fieldname( 'ID' ).lr_column2->set_cell_editor( lr_button2 ).

Customization 10: adding progress indicators on Alv table column:====================================================DATA: lr_button3 TYPE REF TO cl_salv_wd_uie_progr_indicator.DATA: lr_column3 TYPE REF TO cl_salv_wd_column.lr_column3 = lv_value->if_salv_wd_column_settings~get_column( 'PERMARKS' ).CREATE OBJECT lr_button3.lr_button3->set_percent_value_fieldname( 'PERMARKS' ).lr_column3->set_cell_editor( lr_button3 ).

Customization 12: enabling totals & subtotals on ALV table column:=================================================implement the standard code for totals & subtotals on ALV table column:data lr_comp_if_alv type ref to IWCI_SALV_WD_TABLE.data : lr_column_settings type ref to if_salv_wd_column_settings,lr_cloumn type ref to cl_salv_wd_column,lt_column type salv_wd_t_column_ref,ls_column type salv_wd_s_column_ref,field_amount type ref to cl_salv_wd_field,lv_aggr_rul type ref to cl_salv_wd_aggr_rule.lr_column_settings ?= lv_value .lt_column = lr_column_settings->get_columns( ).loop at lt_column into ls_column.case ls_column-id .when 'SALPM'.call method lv_value->if_salv_wd_field_settings~get_fieldexporting fieldname = 'SALPM'receiving value = field_amount.

call method field_amount->if_salv_wd_aggr~create_aggr_ruleexportingaggregation_type = if_salv_wd_c_aggregation=>aggrtype_totalreceiving value = lv_aggr_rul.endcase.endloop.

customization 14: edit/NOn-EDIT functionality on ALV TABLE:================================================DATA: lr_column_settings TYPE REF TO if_salv_wd_column_settings.DATA: lr_column TYPE REF TO cl_salv_wd_column.DATA :lr_input_field TYPE REF TO cl_salv_wd_uie_input_field.lr_column_settings ?= l_value.lr_column = lr_column_settings->get_column( 'NAME' ).CREATE OBJECT lr_input_field EXPORTING value_fieldname = 'NAME'.lr_column->set_cell_editor( lr_input_field ).data: lr_table_settings type ref to if_salv_wd_table_settings.lr_table_settings ?= l_value.lr_table_settings->set_read_only( abap_false ).