fml8 CGI script creates the screen:
header
space menu space
bar 1 main bar 2
space menu space
footer
The bar 1 and 2 are called as navigation bar.html_start() generates header part(DOCTYPE ... BODY of HTML, NOT HTTP HEADER). html_end() generates footer part.
Instead, BODY content generates 3 x 3 tables by using methods drived by run_cgi().
9 sub methods called by run_cgi() generetes the following 9 pieces on the screen.
nw north ne west center east sw south se
CGI screen generates 3 x 3 table structure. The following methods generates the corresponding part of the screen.
run_cgi_main run_cgi_title run_cgi_navigator run_cgi_menu run_cgi_command_help run_cgi_optionsThese methods use TABLE to create 3 x 3 matrix. These methods are defined in hash table. run_cgi() executes them sequentially.
run_cgi_main() print nothing if nothing to do. In almost cases, print just "OK ..." message. If needed, it shows error messages. run_cgi_main() runs before all other methonds to print out the latest information.
run_cgi_main() is adapter layer defined at FML::CGI::Menu::Admin. Each command is executed via this layer.
In a few cases such as showing log, listing up addresses, run_cgi_menu() print out the data.
Copyright (C) 1993-2022 Ken'ichi Fukamachi mail:< fukachan at fml.org >