ABAP Control Framework(8): Toolbar

8.Toolbar

          使用cl_gui_toolbar類，創建顯示一個toolbar。

示例：

"事件處理類
CLASS c_event_handler DEFINITION.
  PUBLIC SECTION.
    CLASS-METHODS:m_function_sel FOR EVENT function_selected OF cl_gui_toolbar
      IMPORTING fcode.
    CLASS-METHODS:m_dropdown_clk FOR EVENT dropdown_clicked OF cl_gui_toolbar
      IMPORTING fcode posx posy.
ENDCLASS.
CLASS c_event_handler IMPLEMENTATION.
  METHOD:m_function_sel.
    DATA:lv_str TYPE string.
    lv_str = 'fcode:' && fcode.
    MESSAGE lv_str TYPE 'I'.
  ENDMETHOD.
  METHOD:m_dropdown_clk.
    DATA:lv_str TYPE string.
    lv_str = 'fcode:' && fcode
      && 'posx:' && posx && 'posy:' && posy.
    MESSAGE lv_str TYPE 'I'.
  ENDMETHOD.
ENDCLASS.

CLASS c7 DEFINITION.
  PUBLIC SECTION.
    DATA:lo_toolbar TYPE REF TO cl_gui_toolbar.
    DATA:lo_menu TYPE REF TO cl_ctmenu.
    DATA:lt_button TYPE ttb_button.
    DATA:ls_button LIKE LINE OF lt_button.
    DATA:lt_menu TYPE ttb_btnmnu.
    DATA:ls_menu LIKE LINE OF lt_menu.
    DATA:lt_events TYPE cntl_simple_events.
    DATA:ls_events TYPE cntl_simple_event.
    METHODS:m_init_toolbar.
    METHODS:m_creat_button.
    METHODS:m_del_button.
    METHODS:m_set_button.
    METHODS:m_set_menu.
ENDCLASS.

CLASS c7 IMPLEMENTATION.
  METHOD:m_init_toolbar.
    CREATE OBJECT lo_toolbar
      EXPORTING
        parent = cl_gui_container=>default_screen.

    "註冊事件
    ls_events-eventid = cl_gui_toolbar=>m_id_function_selected.
    ls_events-appl_event = ''.
    APPEND ls_events TO lt_events.
    ls_events-eventid = cl_gui_toolbar=>m_id_dropdown_clicked.
    ls_events-appl_event = ''.
    APPEND ls_events TO lt_events.
    lo_toolbar->set_registered_events(
      EXPORTING
        events = lt_events
     ).
    SET HANDLER c_event_handler=>m_function_sel FOR lo_toolbar.
    SET HANDLER c_event_handler=>m_dropdown_clk FOR lo_toolbar.

    me->m_creat_button( ).
    me->m_set_menu( ).
  ENDMETHOD.
  METHOD:m_creat_button.
    "設置按鈕，按鈕類型
    "cntb_btype_button : Pushbutton
    "cntb_btype_dropdown : Pushbutton with menu
    "cntb_btype_menu : Menu
    "cntb_btype_sep : Separator
    "cntb_btype_group : Pushbutton group
    "cntb_btype_check : Toggle button
    ls_button-function = 'FUNC1'.
    ls_button-icon = '@B1@'.
    ls_button-disabled = ''.
    ls_button-butn_type = cntb_btype_button.
    ls_button-text = '按鈕1'.
    ls_button-quickinfo = 'button 1'.
    ls_button-checked = ''.
    APPEND ls_button TO lt_button.
    CLEAR ls_button.
    ls_button-butn_type = cntb_btype_sep.
    APPEND ls_button TO lt_button.
    CLEAR ls_button.
    ls_button-function = 'MENU1'.
    ls_button-icon = '@B2@'.
    ls_button-butn_type = cntb_btype_dropdown.
    ls_button-text = 'menu1'.
    APPEND ls_button TO lt_button.
    CLEAR ls_button.
    ls_button-function = 'MENU2'.
    ls_button-icon = '@B3@'.
    ls_button-butn_type = cntb_btype_menu.
    ls_button-text = 'menu2'.
    APPEND ls_button TO lt_button.
    CLEAR ls_button.
    ls_button-function = 'GROUP1'.
    ls_button-icon = '@B4@'.
    ls_button-butn_type = cntb_btype_group.
    ls_button-text = 'group1'.
    APPEND ls_button TO lt_button.
    CLEAR ls_button.
    ls_button-function = 'CHECK1'.
    ls_button-icon = '@B5@'.
    ls_button-butn_type = cntb_btype_check.
    ls_button-text = 'check1'.
    APPEND ls_button TO lt_button.
    "設置單個按鈕
*    lo_toolbar->add_button(
*      EXPORTING
*        fcode = 'FUNC2'
*        icon = '@B2@'
*        is_disabled = ''
*        butn_type = cntb_btype_button
*        text = '按鈕2'
*        quickinfo = 'button 2'
*        is_checked = ''
*     ).
*    "設置按鈕table
*    lo_toolbar->fill_buttons_data_table(
*      EXPORTING
*        fcode = 'GRP1'
*        icon = '@B3@'
*        butn_type = cntb_btype_group
*        text = 'group1'
*        quickinfo = 'group 1'
*      CHANGING
*        data_table = lt_button
*     ).
    "通過table,設置多個按鈕
    lo_toolbar->add_button_group(
      EXPORTING
        data_table = lt_button
     ).
  ENDMETHOD.
  METHOD m_del_button.
    "刪除指定按鈕
    lo_toolbar->delete_button(
      EXPORTING
        fcode = ''
     ).
    "刪除所有按鈕
    lo_toolbar->delete_all_buttons( ).
  ENDMETHOD.
  METHOD m_set_button.
    "設置button狀態
    lo_toolbar->set_button_state(
      EXPORTING
        enabled = ''
        checked = ''
        fcode = ''
    ).
    "設置按鈕info
    lo_toolbar->set_button_info(
      EXPORTING
        fcode = ''
        icon = ''
        text = ''
        quickinfo = ''
    ).
  ENDMETHOD.
  METHOD m_set_menu.
    DATA:lo_sub_menu TYPE REF TO cl_ctmenu.
    CREATE OBJECT lo_sub_menu.
    lo_sub_menu->add_function(
      EXPORTING
        fcode = 'SUBM1'
        text ='sub func1'
        icon = '@B5@'
        ftype = ''
        disabled = ''
        hidden = ''
        checked = ''
    ).
    lo_sub_menu->add_function(
      EXPORTING
        fcode = 'SUBM2'
        text ='sub func2'
        icon = '@B6@'
        ftype = ''
        disabled = ''
        hidden = ''
        checked = ''
    ).

    "設置menu
    CREATE OBJECT lo_menu.
    lo_menu->add_function(
      EXPORTING
        fcode = 'MFUNC1'
        text ='menu func1'
        icon = '@B4@'
        ftype = ''
        disabled = ''
        hidden = ''
        checked = ''
    ).
   lo_menu->add_submenu(
      EXPORTING
        menu = lo_sub_menu
        text = 'Sub Menu'
    ).
   ls_menu-function = 'MENU1'.
   ls_menu-ctmenu = lo_menu.
   APPEND ls_menu TO lt_menu.
   ls_menu-function = 'MENU2'.
   ls_menu-ctmenu = lo_sub_menu.
   APPEND ls_menu TO lt_menu.
   "設置單個menu
*   lo_toolbar->set_static_ctxmenu(
*      EXPORTING
*        fcode = ''
*        ctxmenu = ''
*   ).
   lo_toolbar->assign_static_ctxmenu_table(
    EXPORTING
      table_ctxmenu = lt_menu
   ).
  ENDMETHOD.
ENDCLASS.

START-OF-SELECTION.
  PERFORM f_show_toolbar.

FORM f_show_toolbar.
  DATA:lo_c7 TYPE REF TO c7.
  CREATE OBJECT lo_c7.
  WRITE:/ '1'.
  lo_c7->m_init_toolbar( ).
ENDFORM.