Sample program for OLE Automation

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*& Chapter 28: Sample program for OLE Automation
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REPORT CHAP2801.
* Including OLE types
INCLUDE OLE2INCL.
* Tables and variables for later use
TABLES: CUSTOMERS.
DATA: APPLICATION TYPE OLE2_OBJECT,
WORKBOOK TYPE OLE2_OBJECT,
SHEET TYPE OLE2_OBJECT,
CELLS TYPE OLE2_OBJECT.
* Creating an object
CREATE OBJECT APPLICATION 'excel.application'.
IF SY-SUBRC NE 0.
WRITE: / 'Error when opening excel.application', SY-MSGLI.
ENDIF.



* Setting properties
SET PROPERTY OF APPLICATION 'Visible' = 1.
* Calling methods
CALL METHOD OF APPLICATION 'Workbooks' = WORKBOOK.
PERFORM ERRORS.
CALL METHOD OF WORKBOOK 'Add'.
PERFORM ERRORS.
CALL METHOD OF APPLICATION 'Worksheets' = SHEET EXPORTING #1 = 1.
PERFORM ERRORS.
CALL METHOD OF SHEET 'Activate'.
PERFORM ERRORS.
PERFORM FILL_SHEET.
* Subroutine for filling the spread sheet
FORM FILL_SHEET.
DATA: ROW_MAX TYPE I VALUE 256,
INDEX TYPE I.
FIELD-SYMBOLS: .
SELECT * FROM CUSTOMERS.
INDEX = ROW_MAX * ( SY-DBCNT - 1 ) + 1.
DO 4 TIMES.
ASSIGN COMPONENT SY-INDEX OF STRUCTURE CUSTOMERS TO .
CALL METHOD OF SHEET 'Cells' = CELLS
EXPORTING #1 = INDEX.
SET PROPERTY OF CELLS 'Value' = .
ADD 1 TO INDEX.
ENDDO.
ENDSELECT.
ENDFORM.
* Subroutine for error handling
FORM ERRORS.
IF SY-SUBRC NE 0.
WRITE: / 'Error in OLE call', SY-MSGLI.
EXIT.
ENDIF.
ENDFORM.