Popuate SAP WebDynpro field

Below is the ABAP code to populate fields within a web Dynpro screen. The fields being populated are 'ANRED', 'NACHN' and 'VORNA' within context structure 'USER_DETAILS'. Also populates webDynpro fields within ABAP wdp context structure 'VISIBLE'. See here for how to create webdynpro context within your ABAP web dynpro application.

  Data: context_node type ref to if_wd_context_node,
        ld_pernr type pernr-pernr,
        wa_userdet type if_main=>element_USER_DETAILS,
        ld_visible type if_main=>element_VISIBLE.

  ld_pernr = '11111'.
  if not ld_pernr is initial.
    select single anred nachn vorna
      from pa0002
      into CORRESPONDING FIELDS OF wa_userdet
      where pernr = ld_pernr.
    ld_visible-vis_userdet = '02'.
  endif.

* Populate webDynpro field(s)
  context_node = wd_context->get_child_node( name = 'USER_DETAILS').
  context_node->BIND_STRUCTURE( wa_userdet ).

  context_node = wd_context->get_child_node( name = 'VISIBLE').
  context_node->BIND_STRUCTURE( ld_visible ).