Greg Wooledge wrote: ... > I tried this in rxvt(-unicode), xterm, and lxterm (which is apparently > part of the xterm package -- never heard of it before!). > > In all 3 terminals, Ctrl-Shift-U simply acts like Ctrl-U. If there's > already text typed at the bash prompt, it's all erased. If there's no > text typed at the bash prompt, it beeps. > > Interstingly, though, in rxvt-unicode, if I only press Ctrl-Shift and > skip the U, a small region of the terminal window (lower left corner, > which is annoyingly right where the cursor is) is colored yellow and > says "ISO 14755 mode". If I keep holding Ctrl-Shift and type 2660 then > the yellow region gets bigger and shows lots of text, including a spade > character. When I release the Ctrl and Shift keys, the yellow goes away, > and I'm left with just a spade character typed into the shell. > > This is a feature I was not previously aware of. It also doesn't work > in xterm or lxterm.
hmmm, it does work in MATE mate-terminal using slrn and vi with the following environment variables set: COLORTERM=truecolor TERM=xterm-256color i haven't tried it in any others. ... > It also works in Firefox. good to know. :) > So it looks like this "standard keyboard mechanism" is part of some > GUI toolkit, either X11, or GTK+, or something along those lines. > It definitely doesn't work in a regular X terminal, nor would I expect > it to. songbird
