Posted: Mon Nov 05, 2007 3:53 pm Post subject: Demo: GFW tutorial: a simple business graphic
Code:
REPORT GFW_PROG_TUTORIAL .
* ------------------------------------------------------------
* This program is the solution to the GFW tutorial.
* Please see KEN documentation (BC-FES-GRA "SAP Graphics")
* for details.
* ------------------------------------------------------------
* provide direct access to global classes
CLASS CL_GUI_CFW DEFINITION LOAD.
CLASS CL_GFW_MUX DEFINITION LOAD.
* data container (lcl_dc_pres)
INCLUDE GFW_DC_PRES.
DATA: RETVAL TYPE SYMSGNO,
OK_CODE TYPE SY-UCOMM.
DATA: DC_INST TYPE REF TO LCL_DC_PRES, "// dc instance
DC_MANAGE TYPE REF TO IF_DC_MANAGEMENT, "// dc interface handle
MY_ID_AT_DC TYPE I. "// dc id
DATA: CUSTOM_CONTAINER TYPE REF TO CL_GUI_CUSTOM_CONTAINER,
"//object to place graphic
GP_INST TYPE REF TO CL_GUI_GP_PRES. "// gp instance
* application code
CLASS LCL_THIS_APPLICATION DEFINITION.
PUBLIC SECTION.
METHODS: FILL_DC
IMPORTING DC_MANAGE TYPE REF TO IF_DC_MANAGEMENT
EXPORTING RETVAL TYPE SYMSGNO.
ENDCLASS.
DATA THIS_APPLICATION TYPE REF TO LCL_THIS_APPLICATION.
START-OF-SELECTION.
* USAGE allowed in SAP internal test reports, only
include applg_auto_test_init.
CALL SCREEN 100.
* USAGE allowed in SAP internal test reports, only
include applg_auto_test_form.
*&---------------------------------------------------------------------*
*& Module PBO_0100 OUTPUT
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
MODULE PBO_0100 OUTPUT.
SET PF-STATUS '100'.
SET TITLEBAR '100'.
* check whether application instance exists
IF THIS_APPLICATION IS INITIAL.
CREATE OBJECT THIS_APPLICATION.
ENDIF.
RETVAL = CL_GFW=>OK.
IF DC_MANAGE IS INITIAL.
* create and initialize data container
CREATE OBJECT DC_INST.
IF SY-SUBRC <0>IF_GRAPHIC_PROXY~INIT
EXPORTING DC = DC_INST
PARENT = CUSTOM_CONTAINER
prod_id = cl_gui_gp_pres=>co_prod_chart
IMPORTING RETVAL = RETVAL.
IF RETVAL = CL_GFW=>OK.
* set DC names
CALL METHOD GP_INST->SET_DC_NAMES
EXPORTING
OBJ_ID = 'OBJID'
DIM1 = 'X_VAL'
DIM2 = 'Y_VAL'
GRP_ID = 'GRPID'
IMPORTING RETVAL = RETVAL.
ENDIF. "// set dc names
IF RETVAL <CL_GFW>OK.
CALL METHOD GP_INST->IF_GRAPHIC_PROXY~FREE.
"//ignore return value(keep 1st)
CLEAR GP_INST.
ELSE.
CALL METHOD GP_INST->IF_GRAPHIC_PROXY~ACTIVATE
IMPORTING RETVAL = RETVAL.
ENDIF.
IF RETVAL <CL_GFW>OK.
CALL METHOD CL_GFW=>SHOW_MSG EXPORTING MSGNO = RETVAL.
ENDIF.
ENDIF. "//create, initialize and activate graphic proxy
* **** distribute changes (to all subscribed graphics proxies)
IF NOT DC_MANAGE IS INITIAL.
CALL METHOD DC_MANAGE->DISTRIBUTE_CHANGES
IMPORTING RETVAL = RETVAL.
IF RETVAL <CL_GFW>OK.
CALL METHOD CL_GFW=>SHOW_MSG EXPORTING MSGNO = RETVAL.
ENDIF.
ENDIF.
**** activate mux (handling of external graphics and synchronization)
CALL METHOD CL_GFW_MUX=>ACTIVATE IMPORTING RETVAL = RETVAL.
IF RETVAL <CL_GFW>OK.
CALL METHOD CL_GFW=>SHOW_MSG EXPORTING MSGNO = RETVAL.
ENDIF.
* USAGE allowed in SAP internal test reports, only
perform auto_test_pbo USING 'EXIT'.
ENDMODULE. " PBO_0100 OUTPUT
*&---------------------------------------------------------------------*
*& Module PAI_0100 INPUT
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
MODULE PAI_0100 INPUT.
OK_CODE = SY-UCOMM.
* activate event analysis of object-oriented Control Framework
CALL METHOD CL_GUI_CFW=>DISPATCH.
* handle other events
CASE OK_CODE.
WHEN 'EXIT'. LEAVE PROGRAM.
ENDCASE.
ENDMODULE. " PAI_0100 INPUT
* ----------------------------------------------------------------------
* APPLICATION CLASS implementation
* ----------------------------------------------------------------------
CLASS LCL_THIS_APPLICATION IMPLEMENTATION.
METHOD FILL_DC.
DATA obj type gfwdcpres.
RETVAL = CL_GFW=>OK.
* fill DC with initial data
IF DC_MANAGE IS INITIAL.
RETVAL = CL_GFW=>E_GP_DCHANDLE.
EXIT.
ENDIF.
* there are two ways of filling a DC
* a) using the interface method SET_VALUE
* b) using (class-specific) method of DC: SET_OBJ_VALUES
* use a) to insert first object
CALL METHOD DC_MANAGE->SET_VALUE EXPORTING ID = MY_ID_AT_DC
ATTRIBUTE = 'OBJID'
FIELD_VALUE = '100'
IMPORTING RETVAL = RETVAL.
IF RETVAL <CL_GFW>OK. EXIT. ENDIF.
CALL METHOD DC_MANAGE->SET_VALUE EXPORTING ID = MY_ID_AT_DC
KEY_VALUE = '100'
ATTRIBUTE = 'GRPID'
FIELD_VALUE = '1'
IMPORTING RETVAL = RETVAL.
IF RETVAL <CL_GFW>OK. EXIT. ENDIF.
* skip filter
CALL METHOD DC_MANAGE->SET_VALUE EXPORTING ID = MY_ID_AT_DC
KEY_VALUE = '100'
ATTRIBUTE = 'X_VAL'
FIELD_VALUE = '1998'
IMPORTING RETVAL = RETVAL.
IF RETVAL <CL_GFW>OK. EXIT. ENDIF.
CALL METHOD DC_MANAGE->SET_VALUE EXPORTING ID = MY_ID_AT_DC
KEY_VALUE = '100'
ATTRIBUTE = 'Y_VAL'
FIELD_VALUE = 50
IMPORTING RETVAL = RETVAL.
IF RETVAL <CL_GFW>OK. EXIT. ENDIF.
* skip z_val
CALL METHOD DC_MANAGE->SET_VALUE EXPORTING ID = MY_ID_AT_DC
KEY_VALUE = '100'
ATTRIBUTE = 'TEXT'
FIELD_VALUE = 'SET_VALUE'
IMPORTING RETVAL = RETVAL.
IF RETVAL <CL_GFW>OK. EXIT. ENDIF.
* skip other attributes
* insert 2nd object using b)
clear obj.
obj-OBJID = '200'.
obj-grpid = '1'.
obj-x_val = '1999'.
obj-y_val = 100.
call method DC_INST->set_obj_values
EXPORTING ID = MY_ID_AT_DC
OBJ = OBJ
IMPORTING RETVAL = RETVAL.
IF RETVAL <CL_GFW>OK. EXIT. ENDIF.
* insert 3rd object using b)
clear obj.
obj-OBJID = '300'.
obj-grpid = '1'.
obj-x_val = '2000'.
obj-y_val = 70.
call method DC_INST->set_obj_values
EXPORTING ID = MY_ID_AT_DC
OBJ = OBJ
IMPORTING RETVAL = RETVAL.
IF RETVAL <CL_GFW>OK. EXIT. ENDIF.
ENDMETHOD. "//fill_dc
ENDCLASS.
*GUI Texts
*----------------------------------------------------------
* 100 --> Sample Graphical Framework Program
* 100 --> Sample Graphical Framework Program
****************************************************************
* This file was generated by Direct Download Enterprise. *
* Please do not change it manually. *
****************************************************************
%_DYNPRO
GFW_PROG_TUTORIAL
0100
620
40
%_HEADER
GFW_PROG_TUTORIAL 0100 0100 18 69192 35 0 0 15 65 0G E 20001113152510
%_DESCRIPTION
Main Screen
%_FIELDS
TXT1 CHAR 30 00 00 00 30 00 1 2 0 0 0 0 0 0 Here is a business graphic:
TXT2 CHAR 13 00 00 00 30 00 2 2 0 0 0
GRAPHIC 37 00 00 00 30 00 2 16 0 0 0
TXT3 CHAR 13 00 00 00 30 00 2 54 0 0 0
TXT4 CHAR 22 00 00 00 30 00 15 16 0 0 0
CHAR 20 80 10 00 00 00 255 1 O 0 0 0
%_FLOWLOGIC
PROCESS BEFORE OUTPUT.
MODULE PBO_0100.
*
PROCESS AFTER INPUT.
MODULE PAI_0100.
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