Screen display
效果
源代码
program sap_picture_demo. set screen 200. TYPE-POOLS cndp. ************************************************************************ * CLASS c_event_receiver * DEFINITION ************************************************************************ class c_event_receiver definition. * The class is used to test the events raised by the cl_gui_picture * class public section. methods event_handler_picture_dblclick for event picture_dblclick of cl_gui_picture importing mouse_pos_x mouse_pos_y sender. methods event_handler_context_menu for event context_menu of cl_gui_picture importing sender. methods event_handler_context_menu_sel for event context_menu_selected of cl_gui_picture importing fcode sender. endclass. ************************************************************************ * DATA ************************************************************************ data function like sy-ucomm. " OK-Code field in screen 200 data url type cndp_url. " URL-field in screen 200 data url2 type cndp_url. " URL-field in screen 200 data picture_control_1 type ref to cl_gui_picture. data picture_control_2 type ref to cl_gui_picture. data container_1 type ref to cl_gui_custom_container. data container_2 type ref to cl_gui_custom_container. data event_receiver type ref to c_event_receiver. data event_tab type cntl_simple_events. data event_tab_line type cntl_simple_event. data return type i. ************************************************************************ * PBO * before_output ************************************************************************ module before_output output. set pf-status 'MAIN0001'. IF PICTURE_CONTROL_1 IS INITIAL. * Create controls create object container_1 exporting container_name = 'PICTURE_CONTROL_1'. create object container_2 exporting container_name = 'PICTURE_CONTROL_2'. CREATE OBJECT PICTURE_CONTROL_1 exporting parent = container_1. CREATE OBJECT PICTURE_CONTROL_2 exporting parent = container_2. * Register the events EVENT_TAB_LINE-EVENTID = CL_GUI_PICTURE=>EVENTID_PICTURE_DBLCLICK. append EVENT_TAB_LINE to EVENT_TAB. EVENT_TAB_LINE-EVENTID = CL_GUI_PICTURE=>EVENTID_CONTEXT_MENU. append EVENT_TAB_LINE to EVENT_TAB. EVENT_TAB_LINE-EVENTID = CL_GUI_PICTURE=>EVENTID_CONTEXT_MENU_SELECTED. append EVENT_TAB_LINE to EVENT_TAB. CALL METHOD PICTURE_CONTROL_1->SET_REGISTERED_EVENTS exporting EVENTS = event_tab. CALL METHOD PICTURE_CONTROL_2->SET_REGISTERED_EVENTS exporting EVENTS = event_tab. * Create the event_receiver object and set the handlers for the events * of the picture controls create object event_receiver. set handler event_receiver->event_handler_picture_dblclick FOR PICTURE_CONTROL_1. set handler event_receiver->event_handler_context_menu FOR PICTURE_CONTROL_1. set handler event_receiver->event_handler_context_menu_sel FOR PICTURE_CONTROL_1. set handler event_receiver->event_handler_picture_dblclick FOR PICTURE_CONTROL_2. set handler event_receiver->event_handler_context_menu FOR PICTURE_CONTROL_2. set handler event_receiver->event_handler_context_menu_sel FOR PICTURE_CONTROL_2. * Set the display mode to 'normal' (0) CALL METHOD PICTURE_CONTROL_1->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_NORMAL. CALL METHOD PICTURE_CONTROL_2->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_NORMAL. * Set 3D Border CALL METHOD PICTURE_CONTROL_1->SET_3D_BORDER exporting border = 1. CALL METHOD PICTURE_CONTROL_2->SET_3D_BORDER exporting border = 1. * new async implementation since 4.6C CALL FUNCTION 'DP_PUBLISH_WWW_URL' EXPORTING OBJID = 'HTMLCNTL_TESTHTM2_SAP_AG' LIFETIME = cndp_lifetime_transaction IMPORTING URL = url EXCEPTIONS OTHERS = 1. * Load the picture by using the url generated by the data provider. if sy-subrc = 0. CALL METHOD PICTURE_CONTROL_1->LOAD_PICTURE_FROM_URL_ASYNC exporting url = url. endif. CALL FUNCTION 'DP_PUBLISH_WWW_URL' EXPORTING OBJID = 'DEMOWORD97SAPLOGO' LIFETIME = cndp_lifetime_transaction IMPORTING URL = url2 EXCEPTIONS OTHERS = 1. * load image if sy-subrc = 0. CALL METHOD PICTURE_CONTROL_2->LOAD_PICTURE_FROM_URL_async exporting url = url2. endif. endif. endmodule. ************************************************************************ * PAI * after_input ************************************************************************ module after_input input. case function. * At the end of the program destroy the control when 'BACK'. CALL METHOD container_1->FREE. CALL METHOD container_2->FREE. leave to screen 0. * Change the display mode when 'NORMAL'. CALL METHOD PICTURE_CONTROL_1->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_NORMAL. CALL METHOD PICTURE_CONTROL_2->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_NORMAL. when 'STRETCH'. CALL METHOD PICTURE_CONTROL_1->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_STRETCH. CALL METHOD PICTURE_CONTROL_2->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_STRETCH. when 'FIT'. CALL METHOD PICTURE_CONTROL_1->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_FIT. CALL METHOD PICTURE_CONTROL_2->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_FIT. when 'NORMAL_CTR'. CALL METHOD PICTURE_CONTROL_1->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_NORMAL_CENTER. CALL METHOD PICTURE_CONTROL_2->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_NORMAL_CENTER. when 'FIT_CTR'. CALL METHOD PICTURE_CONTROL_1->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_FIT_CENTER. CALL METHOD PICTURE_CONTROL_2->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_FIT_CENTER. * Clear the picture when 'CLEAR'. CALL METHOD PICTURE_CONTROL_1->CLEAR_PICTURE. * Load a new picture when space. CALL METHOD PICTURE_CONTROL_1->LOAD_PICTURE_FROM_URL exporting url = url importing result = return. call method cl_gui_cfw=>flush. if return = 0. url = text-000. endif. endcase. clear function. endmodule. ************************************************************************ * CLASS c_event_receiver * IMPLEMENTATION ************************************************************************ CLASS C_event_receiver implementation. ************************************************************************ * CLASS c_event_receiver * METHOD event_handler_picture_dblclick ************************************************************************ METHOD EVENT_HANDLER_PICTURE_DBLCLICK. * for event picture_dblclick of c_picture_control * importing mouse_pos_x mouse_pos_y. DATA pos_x(5) type c. DATA pos_y(5) type c. pos_x = mouse_pos_x. pos_y = mouse_pos_y. IF SENDER = PICTURE_CONTROL_1. MESSAGE I000(0K) WITH 'DoubleClick' 'Upper Picture' POS_X POS_Y. "#EC NOTEXT else. MESSAGE I000(0K) WITH 'DoubleClick' 'Lower Picture' POS_X POS_Y. "#EC NOTEXT endif. endmethod. ************************************************************************ * CLASS c_event_receiver * METHOD event_handler_context_menu ************************************************************************ METHOD EVENT_HANDLER_CONTEXT_MENU. data menu type ref to cl_ctmenu. create object menu. call method menu->ADD_FUNCTION exporting fcode = text-001 TEXT = TEXT-001. call method menu->ADD_FUNCTION exporting FCODE = TEXT-002 TEXT = TEXT-002. call method menu->ADD_FUNCTION exporting FCODE = TEXT-003 TEXT = TEXT-003. call method menu->ADD_FUNCTION exporting FCODE = TEXT-004 TEXT = TEXT-004. call method menu->ADD_FUNCTION exporting FCODE = TEXT-005 TEXT = TEXT-005. CALL METHOD SENDER->DISPLAY_CONTEXT_MENU EXPORTING CONTEXT_MENU = MENU. endmethod. ************************************************************************ * CLASS c_event_receiver * METHOD event_handler_context_menu_sel ************************************************************************ METHOD EVENT_HANDLER_CONTEXT_MENU_sel. DATA DISPLAY_MODE TYPE I. IF FCODE = TEXT-001. DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_NORMAL. ENDIF. IF FCODE = TEXT-002. DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_STRETCH. ENDIF. IF FCODE = TEXT-003. DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_FIT. ENDIF. IF FCODE = TEXT-004. DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_NORMAL_CENTER. ENDIF. IF FCODE = TEXT-005. DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_FIT_CENTER. ENDIF. CALL METHOD SENDER->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = DISPLAY_MODE. endmethod. endclass.
屏幕
program sap_picture_demo_icon. set screen 200. TYPE-POOLS cndp. ************************************************************************ * CLASS c_event_receiver * DEFINITION ************************************************************************ class c_event_receiver definition. * The class is used to test the events raised by the cl_gui_picture * class public section. methods event_handler_control_click for event control_click of cl_gui_picture importing mouse_pos_x mouse_pos_y. methods event_handler_control_dblclick for event control_dblclick of cl_gui_picture importing mouse_pos_x mouse_pos_y. endclass. ************************************************************************ * DATA ************************************************************************ data function like sy-ucomm. " OK-Code field in screen 200 data event1(255) type c. data picture_control_1 type ref to cl_gui_picture. data picture_control_2 type ref to cl_gui_picture. data container_1 type ref to cl_gui_custom_container. data container_2 type ref to cl_gui_custom_container. data event_receiver type ref to c_event_receiver. data event_tab type cntl_simple_events. data event type cntl_simple_event. ************************************************************************ * PBO * before_output ************************************************************************ module before_output output. set pf-status 'MAIN0001'. IF PICTURE_CONTROL_1 IS INITIAL. * Create controls create object container_1 exporting container_name = 'PICTURE_CONTROL_1'. create object container_2 exporting container_name = 'PICTURE_CONTROL_2'. CREATE OBJECT PICTURE_CONTROL_1 exporting parent = container_1. CREATE OBJECT PICTURE_CONTROL_2 exporting parent = container_2. * Register the events EVENT-eventid = CL_GUI_PICTURE=>EVENTID_CONTROL_DBLCLICK. append event to EVENT_TAB. CALL METHOD PICTURE_CONTROL_1->SET_REGISTERED_EVENTS exporting EVENTS = event_tab. clear event_tab. EVENT-EVENTID = CL_GUI_PICTURE=>EVENTID_CONTROL_CLICK. append event to EVENT_TAB. CALL METHOD PICTURE_CONTROL_2->SET_REGISTERED_EVENTS exporting EVENTS = event_tab. * Create the event_receiver object and set the handlers for the events * of the picture controls create object event_receiver. set handler event_receiver->event_handler_control_dblclick FOR PICTURE_CONTROL_1. set handler event_receiver->event_handler_control_dblclick FOR PICTURE_CONTROL_2. set handler event_receiver->event_handler_control_click FOR PICTURE_CONTROL_1. set handler event_receiver->event_handler_control_click FOR PICTURE_CONTROL_2. CALL METHOD PICTURE_CONTROL_1->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_FIT_CENTER. CALL METHOD PICTURE_CONTROL_2->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_FIT_CENTER. CALL METHOD PICTURE_CONTROL_1->LOAD_PICTURE_FROM_SAP_ICONS exporting icon = '@01@'. CALL METHOD PICTURE_CONTROL_2->LOAD_PICTURE_FROM_SAP_ICONS exporting icon = '@02@'. endif. endmodule. ************************************************************************ * PAI * after_input ************************************************************************ module after_input input. case function. * At the end of the program destroy the control when 'BACK'. CALL METHOD PICTURE_CONTROL_1->FREE. CALL METHOD PICTURE_CONTROL_2->FREE. CALL METHOD container_1->FREE. CALL METHOD container_2->FREE. leave to screen 0. * Change the display mode when 'NORMAL'. CALL METHOD PICTURE_CONTROL_1->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_NORMAL. CALL METHOD PICTURE_CONTROL_2->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_NORMAL. when 'STRETCH'. CALL METHOD PICTURE_CONTROL_1->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_STRETCH. CALL METHOD PICTURE_CONTROL_2->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_STRETCH. when 'FIT'. CALL METHOD PICTURE_CONTROL_1->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_FIT. CALL METHOD PICTURE_CONTROL_2->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_FIT. when 'NORMAL_CTR'. CALL METHOD PICTURE_CONTROL_1->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_NORMAL_CENTER. CALL METHOD PICTURE_CONTROL_2->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_NORMAL_CENTER. when 'FIT_CTR'. CALL METHOD PICTURE_CONTROL_1->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_FIT_CENTER. CALL METHOD PICTURE_CONTROL_2->SET_DISPLAY_MODE EXPORTING DISPLAY_MODE = CL_GUI_PICTURE=>DISPLAY_MODE_FIT_CENTER. * Clear the picture when 'CLEAR'. CALL METHOD PICTURE_CONTROL_1->CLEAR_PICTURE. * Load a new picture when space. CALL METHOD PICTURE_CONTROL_1->LOAD_PICTURE_FROM_SAP_ICONS exporting icon = event1. endcase. clear function. endmodule. ************************************************************************ * CLASS c_event_receiver * IMPLEMENTATION ************************************************************************ CLASS C_event_receiver implementation. ************************************************************************ * CLASS c_event_receiver * METHOD event_handler_control_click ************************************************************************ method event_handler_control_click. * for event control_click of c_picture_control * importing mouse_pos_x mouse_pos_y. DATA pos_x(5) type c. DATA pos_y(5) type c. pos_x = mouse_pos_x. pos_y = mouse_pos_y. MESSAGE I000(0K) WITH 'Click' 'Lower Picture' POS_X POS_Y. "#EC NOTEXT endmethod. ************************************************************************ * CLASS c_event_receiver * METHOD event_handler_control_dblclick ************************************************************************ method event_handler_control_dblclick. * for event control_dblclick of c_picture_control * importing mouse_pos_x mouse_pos_y. DATA pos_x(5) type c. DATA pos_y(5) type c. pos_x = mouse_pos_x. pos_y = mouse_pos_y. MESSAGE I000(0K) WITH 'DoubleClick' 'Upper Picture' POS_X POS_Y. "#EC NOTEXT endmethod. endclass.
*&---------------------------------------------------------------------* *& Report RSDEMO_PICTURE_CONTROL * *& * *&---------------------------------------------------------------------* *& * *& * *&---------------------------------------------------------------------* REPORT rsdemo_picture_control . include <icon>. DATA container TYPE REF TO cl_gui_custom_container. DATA picture TYPE REF TO cl_gui_picture. DATA init. DATA ok_code TYPE sy-ucomm. DATA save_ok TYPE sy-ucomm. TYPE-POOLS cndp. ##CLASS_FINAL CLASS lcl_event_receiver DEFINITION. PUBLIC SECTION. METHODS contextmenurequest FOR EVENT context_menu OF cl_gui_picture. METHODS contextmenuselected FOR EVENT context_menu_selected OF cl_gui_picture IMPORTING fcode. ENDCLASS. DATA event_receiver TYPE REF TO lcl_event_receiver. DATA events TYPE cntl_simple_events. DATA wa_events TYPE cntl_simple_event. SET SCREEN 100. CLASS lcl_event_receiver IMPLEMENTATION. METHOD contextmenurequest. DATA menu TYPE REF TO cl_ctmenu. CREATE OBJECT menu. CALL METHOD menu->load_gui_status EXPORTING program = 'RSDEMO_PICTURE_CONTROL' status = 'CONTEXT' menu = menu EXCEPTIONS read_error = 1. ##NEEDED IF sy-subrc ne 0. * Fehlerbehandlung ENDIF. CALL METHOD picture->display_context_menu EXPORTING context_menu = menu EXCEPTIONS error = 1. ##NEEDED IF sy-subrc ne 0. * Fehlerbehandlung ENDIF. * <weiterer Aufbau des Kontext Menüs> ENDMETHOD. METHOD contextmenuselected. MESSAGE i300(eu) WITH fcode. "#EC NOTEXT ENDMETHOD. ENDCLASS. *&---------------------------------------------------------------------* *& Module STATUS_0100 OUTPUT *&---------------------------------------------------------------------* * text *----------------------------------------------------------------------* MODULE status_0100 OUTPUT. SET PF-STATUS 'STATUS'. * SET TITLEBAR 'xxx'. IF init is initial. CREATE OBJECT container EXPORTING container_name = 'CUSTOM_CONTAINER'. CREATE OBJECT picture EXPORTING parent = container EXCEPTIONS error = 1. ##NEEDED IF sy-subrc ne 0. * Fehlerbehandlung ENDIF. wa_events-eventid = picture->eventid_context_menu. wa_events-appl_event = ' '. APPEND wa_events TO events. wa_events-eventid = picture->eventid_context_menu_selected. wa_events-appl_event = ' '. APPEND wa_events TO events. CALL METHOD picture->set_registered_events EXPORTING events = events EXCEPTIONS cntl_error = 1 cntl_system_error = 2 illegal_event_combination = 3. ##NEEDED IF sy-subrc ne 0. * Fehlerbehandlung ENDIF. CREATE OBJECT event_receiver. SET HANDLER event_receiver->contextmenurequest FOR picture. SET HANDLER event_receiver->contextmenuselected FOR picture. 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 'LOAD_PICTURE'. * Request an URL from the data provider by exporting the pic_data. ##DECL_MODUL DATA url(255). CLEAR url. PERFORM load_pic_from_db CHANGING url. * load picture CALL METHOD picture->load_picture_from_url EXPORTING url = url. ##NEEDED IF sy-subrc ne 0. * Fehlerbehandlung ENDIF. WHEN 'DELETE'. CALL METHOD picture->clear_picture EXCEPTIONS error = 1. ##NEEDED IF sy-subrc ne 0. * Fehlerbehandlung ENDIF. WHEN 'STRETCH'. CALL METHOD picture->set_display_mode EXPORTING display_mode = picture->display_mode_stretch EXCEPTIONS error = 1. ##NEEDED IF sy-subrc ne 0. * Fehlerbehandlung ENDIF. WHEN 'NORMAL'. CALL METHOD picture->set_display_mode EXPORTING display_mode = picture->display_mode_normal EXCEPTIONS error = 1. ##NEEDED IF sy-subrc ne 0. * Fehlerbehandlung ENDIF. WHEN 'LOAD_ICON'. CALL METHOD picture->load_picture_from_sap_icons EXPORTING icon = '@00@' EXCEPTIONS error = 1. ##NEEDED IF sy-subrc ne 0. * Fehlerbehandlung ENDIF. ENDCASE. ENDMODULE. " USER_COMMAND_0100 INPUT *&---------------------------------------------------------------------* *& Module EXIT INPUT *&---------------------------------------------------------------------* * text *----------------------------------------------------------------------* MODULE exit INPUT. CALL METHOD picture->free. CALL METHOD container->free. LEAVE PROGRAM. ENDMODULE. " EXIT INPUT *&---------------------------------------------------------------------* *& Form LOAD_PIC_FROM_DB *&---------------------------------------------------------------------* * text *----------------------------------------------------------------------* * *----------------------------------------------------------------------* ##PERF_NO_TYPE FORM load_pic_from_db CHANGING url. DATA query_table LIKE w3query OCCURS 1 WITH HEADER LINE. DATA html_table LIKE w3html OCCURS 1. DATA return_code LIKE w3param-ret_code. DATA content_type LIKE w3param-cont_type. DATA content_length LIKE w3param-cont_len. DATA pic_data LIKE w3mime OCCURS 0. DATA pic_size TYPE i. REFRESH query_table. query_table-name = '_OBJECT_ID'. query_table-value = 'ENJOYSAP_LOGO'. APPEND query_table. ##FM_OLDED CALL FUNCTION 'WWW_GET_MIME_OBJECT' TABLES query_string = query_table html = html_table mime = pic_data CHANGING return_code = return_code content_type = content_type content_length = content_length EXCEPTIONS OBJECT_NOT_FOUND = 1 parameter_not_found = 2 OTHERS = 3. IF sy-subrc = 0. pic_size = content_length. ENDIF. CALL FUNCTION 'DP_CREATE_URL' EXPORTING ##NO_TEXT type = 'image' subtype = cndp_sap_tab_unknown size = pic_size lifetime = cndp_lifetime_transaction TABLES data = pic_data CHANGING url = url ##FM_SUBRC_OK EXCEPTIONS OTHERS = 1. ENDFORM. " LOAD_PIC_FROM_DB
