HTML 事件
效果
代码
*&---------------------------------------------------------------------* *& Report SAPHTML_EVENTS_DEMO * *&---------------------------------------------------------------------* REPORT saphtml_events_demo. DATA: html_control TYPE REF TO cl_gui_html_viewer, my_container TYPE REF TO cl_gui_custom_container, prog_repid LIKE sy-repid, "#EC NEEDED edurl(2048), edframe(255), edaction(256), edgetdata(2048), edpostdataline(1024), ok_code LIKE sy-ucomm, myevent_tab TYPE cntl_simple_events, myevent TYPE cntl_simple_event, postdata_tab TYPE cnht_post_data_tab, edquery_table TYPE cnht_query_table. "#EC NEEDED ***************************************************** * CLASS cl_myevent_handler * ***************************************************** CLASS cl_myevent_handler DEFINITION. PUBLIC SECTION. METHODS: on_sapevent FOR EVENT sapevent OF cl_gui_html_viewer IMPORTING action frame getdata postdata query_table. ENDCLASS. SET SCREEN 100. DATA: evt_receiver TYPE REF TO cl_myevent_handler. * CLASS CL_GUI_CFW DEFINITION LOAD. *&---------------------------------------------------------------------* *& Module STATUS_0100 OUTPUT *&---------------------------------------------------------------------* MODULE status_0100 OUTPUT. SET PF-STATUS 'TESTHTM1'. SET TITLEBAR '001'. IF html_control IS INITIAL. prog_repid = sy-repid. CREATE OBJECT my_container EXPORTING container_name = 'HTML_CONTROL'. CREATE OBJECT html_control EXPORTING parent = my_container. IF sy-subrc NE 0. * ENDIF. * register event myevent-eventid = html_control->m_id_sapevent. myevent-appl_event = 'x'. APPEND myevent TO myevent_tab. CALL METHOD html_control->set_registered_events EXPORTING events = myevent_tab. CREATE OBJECT evt_receiver. SET HANDLER evt_receiver->on_sapevent FOR html_control. PERFORM load_graphics. PERFORM load_home_page. ENDIF. ENDMODULE. " STATUS_0100 OUTPUT *&---------------------------------------------------------------------* *& Module USER_COMMAND_0100 INPUT *&---------------------------------------------------------------------* MODULE user_command_0100 INPUT. CASE ok_code. WHEN 'BACK'. "Beenden IF NOT html_control IS INITIAL. CALL METHOD html_control->free. FREE html_control. ENDIF. LEAVE TO SCREEN 0. WHEN 'HHOM'. " show the home page PERFORM load_home_page. WHEN 'HBAK'. CALL METHOD html_control->go_back. WHEN 'HFWD'. CALL METHOD html_control->go_forward. WHEN 'HRFR'. CALL METHOD html_control->do_refresh. WHEN OTHERS. CALL METHOD cl_gui_cfw=>dispatch. ENDCASE. CLEAR ok_code. ENDMODULE. " USER_COMMAND_0100 INPUT *&---------------------------------------------------------------------* *& Form LOAD_HOME_PAGE *&---------------------------------------------------------------------* FORM load_home_page. DATA: doc_url(80). CALL METHOD html_control->load_html_document EXPORTING document_id = 'SAPHTML_EVENTS_DEMO_HOME' IMPORTING assigned_url = doc_url EXCEPTIONS OTHERS = 1. IF sy-subrc EQ 0. CALL METHOD html_control->show_url EXPORTING url = doc_url. ENDIF. ENDFORM. " LOAD_HOME_PAGE *&---------------------------------------------------------------------* *& Form LOAD_FRAME_SET *&---------------------------------------------------------------------* FORM load_frame_set. DATA: doc_url(80). CALL METHOD html_control->load_html_document EXPORTING document_id = 'SAPHTML_EVENTS_DEMO_FRAME1' document_url = 'HTMLFrame1.htm' EXCEPTIONS OTHERS = 1. CALL METHOD html_control->load_html_document EXPORTING document_id = 'SAPHTML_EVENTS_DEMO_HOME' document_url = 'HTMLFrame2.htm' EXCEPTIONS OTHERS = 1. CALL METHOD html_control->load_html_document EXPORTING document_id = 'SAPHTML_EVENTS_DEMO_FRAMESET' IMPORTING assigned_url = doc_url EXCEPTIONS OTHERS = 1. IF sy-subrc EQ 0. CALL METHOD html_control->show_url EXPORTING url = doc_url. ENDIF. ENDFORM. " LOAD_FRAME_SET *&---------------------------------------------------------------------* *& Form LOAD_GRAPHICS *&---------------------------------------------------------------------* FORM load_graphics. CALL METHOD html_control->load_mime_object EXPORTING object_id = 'HTMLCNTL_TESTHTM2_SAPLOGO' object_url = 'SAPLOGO.GIF' EXCEPTIONS OTHERS = 1. CALL METHOD html_control->load_mime_object EXPORTING object_id = 'HTMLCNTL_TESTHTM2_SAP_AG' object_url = 'SAP_AG.GIF' EXCEPTIONS OTHERS = 1. CALL METHOD html_control->load_mime_object EXPORTING object_id = 'HTMLCNTL_TESTHTM2_BACKGROUND' object_url = 'HOME_BACKGROUND.GIF' EXCEPTIONS OTHERS = 1. ENDFORM. " LOAD_GRAPHICS **************************************************** * cl_myevent_handler implementation * **************************************************** CLASS cl_myevent_handler IMPLEMENTATION. METHOD on_sapevent. CLEAR edaction. CLEAR edframe. CLEAR edgetdata. CLEAR edpostdataline. edaction = action. edframe = frame. edgetdata = getdata. postdata_tab = postdata. IF NOT postdata_tab IS INITIAL. READ TABLE postdata_tab INDEX 1 INTO edpostdataline. ENDIF. edquery_table = query_table. CASE action. WHEN 'SHOW_FRAMESET'. PERFORM load_frame_set. WHEN OTHERS. ENDCASE. ENDMETHOD. ENDCLASS.
屏幕
PBO
*&---------------------------------------------------------------------* *& Report RSDEMO_HTML_VIEWER * *& * *&---------------------------------------------------------------------* *& * *& * *&---------------------------------------------------------------------* REPORT rsdemo_html_viewer . DATA container TYPE REF TO cl_gui_custom_container. DATA html_viewer TYPE REF TO cl_gui_html_viewer. DATA ok_code TYPE sy-ucomm. DATA init. DATA save_ok TYPE sy-ucomm. DATA url(255) VALUE 'HTTP://WWW.SAP-AG.DE'. DATA frame(255). DATA align TYPE i. DATA document_id(255) VALUE 'HTMLCNTL_TESTEVNT_HOME'. DATA document_textpool TYPE sy-repid. DATA document_url(255). DATA assigned_url(255). DATA merge_table TYPE swww_t_merge_table. DATA object_id(255) VALUE 'HTMLCNTL_TESTHTM2_SAPLOGO'. DATA object_url(255) VALUE 'SAPLOGO.GIF'. DATA type(4) VALUE 'text'. DATA subtype(4) VALUE 'html'. DATA size TYPE i. DATA data_table TYPE c OCCURS 0. SET SCREEN 100. *&---------------------------------------------------------------------* *& Module STATUS_0100 OUTPUT *&---------------------------------------------------------------------* * text *----------------------------------------------------------------------* MODULE status_0100 OUTPUT. SET PF-STATUS 'STATUS'. IF init is initial. CREATE OBJECT container EXPORTING container_name = 'CUSTOM'. CREATE OBJECT html_viewer EXPORTING parent = container EXCEPTIONS cntl_error = 1 cntl_install_error = 2 dp_install_error = 3 dp_error = 4. IF sy-subrc ne 0. * Fehlerbehandlung ENDIF. CALL METHOD cl_gui_cfw=>flush EXCEPTIONS cntl_system_error = 1 cntl_error = 2. IF sy-subrc ne 0. * Fehlerbehandlung ENDIF. init = 'X'. ENDIF. ENDMODULE. " STATUS_0100 OUTPUT *&---------------------------------------------------------------------* *& Module USER_COMMAND_0100 INPUT *&---------------------------------------------------------------------* * text *----------------------------------------------------------------------* MODULE user_command_0100 INPUT. save_ok = ok_code. CLEAR ok_code. CASE save_ok. WHEN 'SHOW_URL'. CALL METHOD html_viewer->show_url EXPORTING url = url frame = frame EXCEPTIONS cntl_error = 1. WHEN 'STOP'. CALL METHOD html_viewer->stop EXCEPTIONS cntl_error = 1. WHEN 'GO_BACK'. CALL METHOD html_viewer->go_back EXCEPTIONS cntl_error = 1. WHEN 'GO_FORWARD'. CALL METHOD html_viewer->go_forward EXCEPTIONS cntl_error = 1. WHEN 'GO_HOME'. CALL METHOD html_viewer->go_home EXCEPTIONS cntl_error = 1. WHEN 'DO_REFRESH'. CALL METHOD html_viewer->do_refresh EXCEPTIONS cntl_error = 1. WHEN 'GET_CURRENT_URL'. CALL METHOD html_viewer->get_current_url IMPORTING url = url EXCEPTIONS cntl_error = 1. call method cl_gui_cfw=>flush exceptions cntl_error = 1 cntl_system_error = 2. WHEN 'LOAD_DATABASE'. CALL METHOD html_viewer->load_html_document EXPORTING document_id = 'HTMLCNTL_TESTHTM2_FRAME1' * document_textpool = document_textpool document_url = 'HTMLFrame1.htm' * IMPORTING assigned_url = assigned_url * CHANGING merge_table = merge_table EXCEPTIONS document_not_found = 1 dp_error_general = 2 dp_invalid_parameter = 3. CALL METHOD html_viewer->load_html_document EXPORTING document_id = 'HTMLCNTL_TESTEVNT_HOME' * document_textpool = document_textpool document_url = 'HTMLFrame2.htm' * IMPORTING assigned_url = assigned_url * CHANGING merge_table = merge_table EXCEPTIONS document_not_found = 1 dp_error_general = 2 dp_invalid_parameter = 3. CALL METHOD html_viewer->load_html_document EXPORTING document_id = 'HTMLCNTL_TESTHTM2_FRAMESET' * document_textpool = document_textpool * document_url = document_url IMPORTING assigned_url = assigned_url * CHANGING merge_table = merge_table EXCEPTIONS document_not_found = 1 dp_error_general = 2 dp_invalid_parameter = 3. CALL METHOD html_viewer->load_mime_object EXPORTING object_id = 'HTMLCNTL_TESTHTM2_SAPLOGO' object_url = 'SAPLOGO.GIF' * IMPORTING assigned_url = assigned_url EXCEPTIONS object_not_found = 1 dp_error_general = 2 dp_invalid_parameter = 3. CALL METHOD html_viewer->load_mime_object EXPORTING object_id = 'HTMLCNTL_TESTHTM2_SAP_AG' object_url = 'SAP_AG.GIF' * IMPORTING assigned_url = assigned_url EXCEPTIONS object_not_found = 1 dp_error_general = 2 dp_invalid_parameter = 3. CALL METHOD html_viewer->load_mime_object EXPORTING object_id = 'HTMLCNTL_TESTHTM2_BACKGROUND' object_url = 'HOME_BACKGROUND.GIF' * IMPORTING assigned_url = assigned_url EXCEPTIONS object_not_found = 1 dp_error_general = 2 dp_invalid_parameter = 3. CALL METHOD html_viewer->show_data EXPORTING url = assigned_url * frame = frame EXCEPTIONS cntl_error = 1. ENDCASE. ENDMODULE. " USER_COMMAND_0100 INPUT *&---------------------------------------------------------------------* *& Module EXIT INPUT *&---------------------------------------------------------------------* * text *----------------------------------------------------------------------* MODULE exit INPUT. CALL METHOD html_viewer->free. CALL METHOD container->free. FREE html_viewer. FREE container. LEAVE PROGRAM. ENDMODULE. " EXIT INPUT
