Adding our own function to sap standard function code.

Question

HI,
My requirement is to add a functionality to icon(import) on alv application tool bar so that the customer get a popup message after data is transfered to excel.
is that possible.
else
i want to know the procedure to pass header of my alv when i try to download using gui_download.
here the problem is i am having 362 fields in my report.
so passsing header for these many fields is immposible.
when i use gui_download i am not getting header in my excel.
i am not good at ASML_====.
Pls help me.
Any helpful ans will be rewarded.

Answer 1

Declare two internal tables it_header for the header and it_downloads for data.
data:begin of it_header occurs 0,
string(100),
end of it_header.
<b>Perform Insert_header.
Call Function GUI_DOWNLOAD
exporting
filename = c:xyz.xls
filetype = DAT
tables
data_tab = it_download                 " itab with data
fieldnames = it_header                  " itab with header info.
exceptions
if sy-subrc <> 0.
endif</b>.
<b>Form Insert_header.     " You can put some logic ie some loop here for    * all the fields.
it_header-string = text-001.
append it_header.Clear it_header.
it_header-string = text-002.
append it_header.Clear it_header.
it_header-string = text-003.
append it_header.Clear it_header.
it_header-string = text-004.
append it_header.Clear it_header.
Endform</b>.