创建节点：
需要在组件上引用OVS组件WDR_OVS：引用后需要更改添加节点属性值如下：
布局如下：
在view中也添加ovs组件
新建事件方法：
ON_EVENT
代码如下：
METHOD on_event.
TYPES:
BEGIN OF lty_stru_input,
carrid TYPE string,
connid TYPE string,
END OF lty_stru_input.
TYPES: BEGIN OF lty_stru_list,
carrid TYPE string,
connid TYPE string,
text TYPE string,
END OF lty_stru_list. DATA: ls_search_input TYPE lty_stru_input,
lt_select_list TYPE STANDARD TABLE OF lty_stru_list,
ls_text TYPE wdr_name_value,
lt_label_texts TYPE wdr_name_value_list,
lt_column_texts TYPE wdr_name_value_list,
lv_window_title TYPE string,
lv_group_header TYPE string,
lv_table_header TYPE string.
FIELD-SYMBOLS: <ls_query_params> TYPE lty_stru_input,
<ls_selection> TYPE lty_stru_list.
DATA:lw_carrid TYPE string,
lw_connid TYPE string.
CASE ovs_callback_object->phase_indicator.
WHEN if_wd_ovs=>co_phase_0.
ls_text-name = 'CARRID'.
ls_text-value = 'Search Field-Carrid'.
INSERT ls_text INTO TABLE lt_label_texts.
ls_text-name = 'CONNID'.
ls_text-value = 'Search Field-Connid'.
INSERT ls_text INTO TABLE lt_label_texts.
ls_text-name = 'CARRID'.
ls_text-value = 'Result-Carrid'.
INSERT ls_text INTO TABLE lt_column_texts.
ls_text-name = 'CONNID'.
ls_text-value = 'Result-Connid'.
INSERT ls_text INTO TABLE lt_column_texts.
ls_text-name = 'TEXT'.
ls_text-value = 'Result-Text'.
INSERT ls_text INTO TABLE lt_column_texts.
lv_group_header = 'Group Header'.
lv_window_title = 'Window Title'.
lv_table_header = 'Table Header'.
ovs_callback_object->set_configuration(
label_texts = lt_label_texts
column_texts = lt_column_texts
group_header = lv_group_header
window_title = lv_window_title
table_header = lv_table_header
col_count =
row_count = ).
WHEN if_wd_ovs=>co_phase_1.
ovs_callback_object->context_element->get_static_attributes(
IMPORTING static_attributes = ls_search_input ).
ovs_callback_object->set_input_structure(
input = ls_search_input ).
WHEN if_wd_ovs=>co_phase_2.
IF ovs_callback_object->query_parameters IS NOT BOUND.
ENDIF.
ASSIGN ovs_callback_object->query_parameters->*
TO <ls_query_params>.
IF NOT <ls_query_params> IS ASSIGNED.
ENDIF.
lw_carrid = <ls_query_params>-carrid.
lw_connid = <ls_query_params>-connid.
REPLACE ALL OCCURRENCES OF '*' IN lw_carrid WITH '%' .
REPLACE ALL OCCURRENCES OF '*' IN lw_connid WITH '%' .
IF lw_carrid IS NOT INITIAL AND lw_connid IS NOT INITIAL.
SELECT * INTO CORRESPONDING FIELDS OF TABLE lt_select_list FROM SFLIGHT
WHERE carrid LIKE lw_carrid
AND connid LIKE lw_connid.
ENDIF.
IF lw_carrid IS INITIAL AND lw_connid IS NOT INITIAL.
SELECT * INTO CORRESPONDING FIELDS OF TABLE lt_select_list FROM SFLIGHT
WHERE connid LIKE lw_connid.
ENDIF.
IF lw_carrid IS NOT INITIAL AND lw_connid IS INITIAL.
SELECT * INTO CORRESPONDING FIELDS OF TABLE lt_select_list FROM SFLIGHT
WHERE carrid LIKE lw_carrid .
ENDIF.
ovs_callback_object->set_output_table( output = lt_select_list ).
WHEN if_wd_ovs=>co_phase_3.
IF ovs_callback_object->selection IS NOT BOUND.
ENDIF.
ASSIGN ovs_callback_object->selection->* TO <ls_selection>.
IF <ls_selection> IS ASSIGNED.
ovs_callback_object->context_element->set_attribute(
name = 'CARRID'
value = <ls_selection>-carrid ).
ovs_callback_object->context_element->set_attribute(
name = 'CONNID'
value = <ls_selection>-connid ).
ENDIF.
ENDCASE.
ENDMETHOD.