This is an example of creating a custom cell renderer. The code isn't terribly pretty, but you should be able to get the gist. If you want to use this object, then go ahead, but remember the gpl.
1 POD Error
The following errors were encountered while parsing the POD:
Unknown directive: =doc
To install Gtk2, copy and paste the appropriate command in to your terminal.
cpanm
cpanm Gtk2
CPAN shell
perl -MCPAN -e shell install Gtk2
For more information on module installation, please visit the detailed CPAN module installation guide.