Filter all newsgroups using a regular expression.

This may replace sync in the future. It completely downloads a new set of groups and stores it along side other groups. Statistics can be grabbed from the multiple saves to determine which groups are active, and which groups are excessively active.

Sync up the newsgroup list. If there is no group data for a group, all groups will be downloaded. If there is group data, only new newsgroups will be downloaded.

This is a queued command handled by the decoder!

Returns the last newsgroups update time for SERVER.

Pure virtual function that gets the command abbrevs for the particular Menu class.

1. s(how) s(ervers): Displays a list of servers 2. act(ivate) server X (x = server number or server name/substring 3. s(how) n(ewsgroups): displays a list of newsgroups on the server, one page at a time 4. set filter (sf) REGEXP: Add a filter whenever a list is displayed 5. remove filters (rf): Remove any active filters 6. n(ext): Next page 7. p(rev): Prev page 8. sort [date|sub|alpha|poster] 9.

Quit the program.

This method starts a loop. Control is returned to the caller when the user decides to end the current task.

These three subs all are redirected to the TermSize singleton.

Displays the list of selections (and maybe other things) and prompts the user for input.