both output ^[[?1h^[=
version 2.6

I should probably also mention I'm using WSL with mintty so it's not actual 
xterm. Not sure if this could be a factor or not.



On Sunday, February 23, 2020 at 2:51:29 AM UTC-5, Nicholas Marriott wrote:
> Hmm that is very strange. What does "tput smkx|cat -v" show inside and 
> outside tmux?
> 
> 
> What tmux version are you using?
> 
> 
> On Sun, 23 Feb 2020, 07:46 , <[email protected]> wrote:
> I may have misspoke. In tintin++ I want \eOx which is sent without tmux but 
> not with. However this doesn't match anything in either set of cat output but 
> I'm obviously not super familiar with escape codes so my apologies if I'm 
> still not being very clear.
> 
> 
> 
> On Saturday, February 22, 2020 at 5:58:25 PM UTC-5, Nicholas Marriott wrote:
> 
> > It's not very clear what you are seeing inside and outside tmux.
> 
> > 
> 
> > 
> 
> > tmux sends VT220 sequences when in application keypad mode, that means \eOo 
> > for 0, \eOp for 1 and so on. This should be the same as xterm.
> 
> > 
> 
> > 
> 
> > This is assuming tmux can itself recognise the keypad keys which depends on 
> > the terminal outside sending VT220 sequences (tmux does not use terminfo 
> > for this), but xterm should do so.
> 
> > 
> 
> > 
> 
> > tmux won't be able to do this with numlock off because IIRC then xterm just 
> > sends the normal key sequences, so a keypad Up looks the same as a normal 
> > Up (\e[A like you are seeing).
> 
> > 
> 
> > 
> 
> > If you are seeing \eOo etc in the application inside tmux, then it must be 
> > turning on application keypad mode which makes tmux send these sequences. 
> > If it isn't, you should see plain numbers 0-9. If you see \e[A then xterm 
> > must be sending a normal Up key.
> 
> > 
> 
> > 
> 
> > The tmux-256color terminfo entry doesn't include the keypad keys, so if the 
> > application is relying on getting them from terminfo it won't work.
> 
> > 
> 
> > 
> 
> > What do you see if you run "cat" then press Up, with numlock on, inside and 
> > outside tmux?
> 
> > 
> 
> > 
> 
> > What if you do "tput smkx" then do the same?
> 
> > 
> 
> > 
> 
> > 
> 
> > 
> 
> > 
> 
> > 
> 
> > 
> 
> > 
> 
> > 
> 
> > On Sat, 22 Feb 2020, 22:30 , <[email protected]> wrote:
> 
> > I just recently started working with tmux a bit.  I'm currently 
> > specifically working to get tintin++ working and have hit a few sticking 
> > points that I assume are either related to the tmux config or the 
> > tmux/screen terminfo as opposed to xterm. 
> 
> > 
> 
> > 
> 
> > 
> 
> > 
> 
> > 
> 
> > For profiles I have xterm-256color and tmux-256color. 
> 
> > 
> 
> > using ^v to look at what's being sent I see that:
> 
> > 
> 
> > Directly in both terminals an up on the keypad with numlock off is sending 
> > ^[[A
> 
> > 
> 
> > 
> 
> > 
> 
> > However in tintin++ I see \eOx (I assume this is the same as ^[Ox ) when 
> > directly from xterm and \e[A (which I assume is equivelant to ^[[A ).
> 
> > 
> 
> > 
> 
> > 
> 
> > Is there any way for me to overcome this via tmux config/terminfo 
> > configuration or does this more likely have something to do with the way 
> > tintin++ is looking at the TERM variable or terminfo?
> 
> > 
> 
> > 
> 
> > 
> 
> > I've not really ever done much with terminfo either so at a bit of a loss 
> > currently. Thank you for any help!
> 
> > 
> 
> > 
> 
> > 
> 
> > -- 
> 
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> 
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