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Joined: 01 Sep 2007
Posts: 1640
PostPosted: Thu May 29, 2008 4:59 pm    Post subject: HTML броузер Reply with quote
Code:
*&---------------------------------------------------------------------*
*& Report  SAPHTML_DEMO1                                               *
*&---------------------------------------------------------------------*
REPORT  ZERUB_EXEC_HTML_INTERACTIVE.

DATA: html_control TYPE REF TO cl_gui_html_viewer,
      my_container TYPE REF TO cl_gui_custom_container,
      fcode LIKE sy-ucomm,
      myevent_tab TYPE cntl_simple_events,
      myevent TYPE cntl_simple_event,
      edurl(2048),
      alignment TYPE i.

*****************************************************
*              CLASS cl_myevent_handler             *
*****************************************************
CLASS cl_myevent_handler DEFINITION.

  PUBLIC SECTION.
    METHODS: on_navigate_complete
               FOR EVENT navigate_complete OF cl_gui_html_viewer
               IMPORTING url,
             on_sapevent
               FOR EVENT sapevent OF cl_gui_html_viewer
                 IMPORTING action frame getdata postdata query_table.

ENDCLASS.

DATA: evt_receiver TYPE REF TO cl_myevent_handler.

SET SCREEN 100.

*&---------------------------------------------------------------------*
*&      Module  STATUS_0100  OUTPUT
*&---------------------------------------------------------------------*
MODULE status_0100 OUTPUT.
  SET PF-STATUS 'TESTHTM1'.
  SET TITLEBAR '001'.

  IF my_container IS INITIAL.

    CREATE OBJECT my_container
        EXPORTING
            container_name = 'HTML'
        EXCEPTIONS
            others = 1.
    CASE sy-subrc.
      WHEN 0.
*
      WHEN OTHERS.
        RAISE cntl_error.
    ENDCASE.
  ENDIF.

  IF html_control IS INITIAL.
    CREATE OBJECT html_control
         EXPORTING
              parent    = my_container.
    IF sy-subrc NE 0.
      RAISE cntl_error.
    ENDIF.

    alignment = html_control->align_at_left +
                html_control->align_at_right +
                html_control->align_at_top +
                html_control->align_at_bottom.

    CALL METHOD html_control->set_alignment
       EXPORTING
         alignment = alignment.

* register event
    myevent-eventid    = html_control->m_id_sapevent.
    myevent-appl_event = 'X'.
    APPEND myevent TO myevent_tab.

    myevent-eventid    = html_control->m_id_navigate_complete.
    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_navigate_complete
                FOR html_control.

    SET HANDLER evt_receiver->on_sapevent
                FOR html_control.

    PERFORM load_home_page.
  ENDIF.
ENDMODULE.                             " STATUS_0100  OUTPUT

*&---------------------------------------------------------------------*
*&      Module  USER_COMMAND_0100  INPUT
*&---------------------------------------------------------------------*
MODULE user_command_0100 INPUT.

  CASE fcode.
    WHEN 'BACK'.
      IF NOT html_control IS INITIAL.
        CALL METHOD html_control->free.
        FREE html_control.
      ENDIF.
      IF NOT my_container IS INITIAL.
        CALL METHOD my_container->free
          EXCEPTIONS
            OTHERS = 1.
        IF sy-subrc <> 0.
*         MESSAGE E002 WITH F_RETURN.
        ENDIF.
        FREE my_container.
      ENDIF.

      LEAVE PROGRAM.

    WHEN 'HHOM'.                       " show the home page
      CALL METHOD html_control->go_home.

      CALL METHOD html_control->get_current_url
           IMPORTING
                url  = edurl.

    WHEN 'HBAK'.
      CALL METHOD html_control->go_back.

      CALL METHOD html_control->get_current_url
           IMPORTING
                url  = edurl.

    WHEN 'HFWD'.
      CALL METHOD html_control->go_forward.

      CALL METHOD html_control->get_current_url
           IMPORTING
                url  = edurl.

    WHEN 'HRFR'.
      CALL METHOD html_control->do_refresh.

      CALL METHOD html_control->get_current_url
           IMPORTING
                url  = edurl.

    WHEN 'HNAV'.
      IF NOT edurl IS INITIAL.
        CALL METHOD html_control->show_url
             EXPORTING
                  url = edurl
             EXCEPTIONS
                  cnht_error_parameter = 1
                  OTHERS = 2.
        IF sy-subrc GE 2.
          RAISE cntl_error.
        ENDIF.
      ENDIF.

    WHEN OTHERS.
      CALL METHOD cl_gui_cfw=>dispatch.

  ENDCASE.
  CLEAR fcode.
ENDMODULE.                             " USER_COMMAND_0100  INPUT

* Homepage form
FORM load_home_page.
  DATA: doc_url(128).
  DATA: lt_html   TYPE TABLE OF w3html INITIAL SIZE 10.
  DATA: lt_merge  TYPE SWWW_T_MERGE_TABLE.

*  CALL METHOD html_control->load_mime_object
*       EXPORTING
*            object_id    = 'HTMLCNTL_TESTHTM2_BACKGROUND'
*            object_url   = 'HOME_BACKGROUND.GIF'
*       IMPORTING
*            assigned_url = doc_url
*       EXCEPTIONS
*            OTHERS       = 1.
*
doc_url = text-URL. edurl = doc_url.
*
*  CALL METHOD html_control->load_html_document
*       EXPORTING
*            document_id  = 'HTMLCNTL_TESTEVNT_HOME'
**            DOCUMENT_URL = doc_url
*       IMPORTING
*            assigned_url = doc_url
*       CHANGING
*            merge_table  = lt_merge
*       EXCEPTIONS
*            OTHERS       = 1.
*
*  CASE sy-subrc.
*    WHEN 0.
*    WHEN 1.
*      RAISE dp_invalid_parameter.
*    WHEN OTHERS.
*      RAISE dp_error_general.
*  ENDCASE.
*
*  IF sy-subrc EQ 0.
    CALL METHOD html_control->show_url
         EXPORTING
              url = doc_url.
*  ENDIF.

ENDFORM.                               " LOAD_HOME_PAGE

****************************************************
*    cl_myevent_handler implementation             *
****************************************************
CLASS cl_myevent_handler IMPLEMENTATION.

  METHOD on_navigate_complete.
    edurl = url.
  ENDMETHOD.
*--
  METHOD on_sapevent.

  ENDMETHOD.

ENDCLASS.


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