UI基础七：给普通其他界面的PRODUCT 添加标准的搜索帮助

在使用的组件中添加组件对象

Outbound Plug中添加外向连接：OP_PRODUCT

METHOD op_product.
  DATA: lv_title     TYPE string,
        lr_context   TYPE REF TO cl_bsp_wd_context_node,
        lr_qs        TYPE REF TO cl_crm_bol_dquery_service,
        lr_current   TYPE REF TO cl_crm_bol_entity,
        ls_general   TYPE zcorder_general,
        lv_low       TYPE string,
        lr_col       TYPE REF TO if_bol_bo_col,
        lv_col       TYPE REF TO if_bol_bo_col,
        lr_param     TYPE REF TO if_bol_bo_property_access,
        lr_iterator  TYPE REF TO if_bol_bo_col_iterator,
        ls_selection TYPE genilt_selection_parameter,
        lv_country   TYPE land1,
        lv_bp_guid   TYPE bu_partner_guid,
        lv_sales_org TYPE crmt_sales_org.
  IF gr_product_vh_popup IS NOT BOUND.
    lv_title = cl_wd_utilities=>get_otr_text_by_alias( 'CRM_UIU_BT/PRODUCT_SEARCH' ).
    gr_product_vh_popup = comp_controller->window_manager->create_popup(
     iv_interface_view_name = 'SearchHelpWindow'
     iv_usage_name = 'CUProductValueHelp'
     iv_title = lv_title ).
  ENDIF.
  gr_product_vh_popup->set_display_mode( if_bsp_wd_popup=>c_display_mode_surrounded ).
  gr_product_vh_popup->set_on_close_event( iv_view = me iv_event_name = 'SELECTPRODUCT' ).
  gr_product_vh_popup->open(      iv_inbound_plug  = 'CLEAR_ALL'
                                  iv_collection     = lv_col ).
  lr_context =  gr_product_vh_popup->get_context_node( 'SEARCH' ).

  CHECK lr_context IS BOUND.
*     Get DQuery object to add search parameter
  lr_qs ?= lr_context->collection_wrapper->get_current( ).
*  lr_qs = cl_crm_bol_dquery_service=>get_instance( 'ProdAdvSearchRgProducts' ).
  lr_current ?= me->typed_context->zcorder->collection_wrapper->get_current( ).
  lr_current->get_properties( IMPORTING es_attributes = ls_general ).
  lv_low = ls_general-sales_org.
  lr_col = lr_qs->get_selection_params( ).
  lr_iterator   = lr_col->get_iterator( ).
  lr_param      = lr_iterator->get_first( ).
  WHILE lr_param IS BOUND.
    lr_param->get_properties( IMPORTING es_attributes = ls_selection ).
    IF ls_selection-attr_name = 'SALES_ORG' .
      lr_col->remove( lr_param ).
      EXIT.
    ENDIF.
    IF ls_general-country EQ 'JP'.
      IF ls_selection-attr_name = 'ZZ0016' .
        lr_col->remove( lr_param ).
        EXIT.
      ENDIF.
    ENDIF.
    lr_param = lr_iterator->get_next( ).
  ENDWHILE.

  IF lv_low IS INITIAL.

    CALL FUNCTION 'BP_CENTRALPERSON_GET'
      EXPORTING
        iv_username         = sy-uname
      IMPORTING
        ev_bu_partner_guid  = lv_bp_guid
      EXCEPTIONS
        no_central_person   =
        no_business_partner =
        no_id               =
        OTHERS              = .
    IF sy-subrc = .

      SELECT SINGLE b~country
        FROM but000 AS a INNER JOIN but020 AS c
                                 ON a~partner = c~partner
                         INNER JOIN adrc AS b
                                 ON c~addrnumber = b~addrnumber
        INTO lv_country
        WHERE a~partner_guid = lv_bp_guid.

      SELECT SINGLE sales_org
        INTO lv_sales_org
        FROM zbp_sales
        WHERE bu_group IN ('Z001','Z021')
          AND country  = lv_country.
      lv_low = lv_sales_org.
    ENDIF.
  ENDIF.

  lr_qs->add_selection_param( iv_attr_name = 'SALES_ORG'
                              iv_sign      = 'I'
                              iv_option    =  'EQ'
                              iv_low       =   lv_low ).

  lr_qs->add_selection_param( iv_attr_name = 'CATEGORY_ID'
                              iv_sign      = 'I'
                              iv_option    =  'EQ'
                              iv_low       = 'MAT_FERT' ).

  IF ls_general-country EQ 'JP'.
    lv_low = ls_general-zzzmodeno.
    lr_qs->add_selection_param( iv_attr_name = 'ZZ0016'
                              iv_sign      = 'I'
                              iv_option    =  'EQ'
                              iv_low       = lv_low ).
  ENDIF.
  lr_col = lr_qs->get_selection_params( ).
  lr_iterator   = lr_col->get_iterator( ).
  lr_param      = lr_iterator->get_first( ).

  WHILE lr_param IS BOUND.
    lr_param->get_properties( IMPORTING es_attributes = ls_selection ).
    IF ls_selection-attr_name = 'SALES_ORG' AND ls_selection-low IS INITIAL.
      lr_col->remove( lr_param ).
    ENDIF.
    IF ls_general-country EQ 'JP'.
      IF ls_selection-attr_name = 'ZZ0016' AND ls_selection-low IS INITIAL.
        lr_col->remove( lr_param ).
      ENDIF.
      IF ls_selection-attr_name = 'CATEGORY_ID' AND ls_selection-low IS INITIAL.
        lr_col->remove( lr_param ).
      ENDIF.
    ENDIF.
    lr_param = lr_iterator->get_next( ).
  ENDWHILE.

  IF ls_general-country EQ 'JP'.
    gr_product_vh_popup->open( iv_inbound_plug  = 'CLEAR_ALL'
                                  iv_collection     = lr_col ).
  ELSE.
    gr_product_vh_popup->open(      iv_inbound_plug  = 'SEARCHPRODANDOBJECTS'
                                iv_collection     = lr_col ).
  ENDIF.
ENDMETHOD.

重定义PRODUCT的GET_V方法：

METHOD get_v_product_id.

  CREATE OBJECT rv_valuehelp_descriptor
    TYPE
      cl_bsp_wd_valuehelp_navdescr
    EXPORTING
      iv_outbound_plug             = 'OP_PRODUCT'.
ENDMETHOD.

新建SELECTPRODUCT事件，将返回的搜索结果带回界面：

METHOD eh_onselectproduct.
  DATA lv_outbound_plug  TYPE seocmpname.
  DATA lr_context_node   TYPE REF TO cl_bsp_wd_context_node.
  DATA lr_col_wrapper    TYPE REF TO cl_bsp_wd_collection_wrapper.
  DATA lr_current        TYPE REF TO if_bol_bo_property_access.
  DATA lr_iobject_id     TYPE REF TO data.
  DATA lr_product_guid   TYPE REF TO data.
  DATA lr_product_id     TYPE REF TO if_bol_bo_property_access.
  DATA lr_ent            TYPE REF TO cl_crm_bol_entity.
  DATA l_prd_desc        TYPE comt_prshtextx.
  DATA l_prd_guid        TYPE comt_product_guid.
  FIELD-SYMBOLS <lv_product_id>   TYPE any.
  FIELD-SYMBOLS <lv_product_guid> TYPE any.

  lr_context_node = gr_product_vh_popup->get_context_node( iv_cnode_name = 'PRD' ).
  lr_col_wrapper = lr_context_node->collection_wrapper.
  lr_current ?= lr_col_wrapper->get_current( ).

  IF lr_current IS BOUND.

* check outbound plug
    lv_outbound_plug = gr_product_vh_popup->get_fired_outbound_plug( ).
    CHECK lv_outbound_plug = 'RETURNRESULT'.

    lr_iobject_id ?= lr_current->get_property( iv_attr_name = 'PRODUCT_ID' ).
    lr_current->get_property_as_value( EXPORTING iv_attr_name = 'PRODUCT_GUID'
                                       IMPORTING ev_result    = l_prd_guid ).

    ASSIGN lr_iobject_id->* TO <lv_product_id>.
*  Get Product Description
    SELECT SINGLE short_text
      INTO l_prd_desc
      FROM comm_prshtext
      WHERE product_guid = l_prd_guid
        AND langu        = sy-langu.

*    lr_product_guid ?= lr_current->get_property( iv_attr_name = 'PRODUCT_GUID' ).
*    ASSIGN lr_product_guid->* TO <lv_product_guid>.

*    lr_ent = get_main_ref_object( ).
    DATA:
          lr_cn TYPE REF TO cl_bsp_wd_context_node.

    FIELD-SYMBOLS:
          <lr_cn> TYPE any.

*    ASSIGN me->context->('') TO <lr_cn>.
*    IF <lr_cn> IS ASSIGNED.
*      lr_cn ?= <lr_cn>.
    lr_ent  ?=  me->typed_context->zcorder->collection_wrapper->get_current( ).
*    ENDIF.
    lr_ent->set_property( iv_attr_name = 'PRODUCT_ID' iv_value = <lv_product_id> ).
    lr_ent->set_property( iv_attr_name = 'PRODUCT_ID_DES' iv_value = l_prd_desc ).
*    lr_ent->set_property( iv_attr_name = 'GUID_OBJECT' iv_value = <lv_product_guid> ).
  ENDIF.
ENDMETHOD.