C-[, escape and alt generate the same thing so this is likely to happen. You could try to fiddle with escape-time in tmux and perhaps look to see if there are equivalent options in mc to configure how it differentiates M-x from Escape+x or C-[ then x.
On Fri, Oct 19, 2012 at 12:13:45PM +0200, Madeleine Vincent wrote: > Hi all, > > I just started using tmux. I really like it so far -- a solid replacement > for screen. The one single problem I have is that tmux steals the Alt > (meta) key presses from a Midnight Commander running within it. > > I have made my prefix key C-[, which works well. But tmux also interprets > Alt + anykey the same as C-[ + anykey when using Midnight Commander. Since > there are lots of Alt+ keystrokes in MC, this become pretty annoying. > > So I either need to have tmux ignore Alt + keystrokes for all applications > running within it, or at least for Midnight Commander. > > Note that this doesn't affect emacs, for example. All the Alt+ keystrokes > are passed through to emacs correctly. > > My .tmux.conf file is shown below. Any help would be greatly appreciated. > > Thanks, > > Madeleine. > > -------------------------------------------------------------------------- > > # Turn on the status bar and change the coloring to my preference. > # It is handy to highlight in red the active window. > set -g status on > set -g status-bg black > set -g status-fg white > set -g status-left *#[fg=green]#H* > set-window-option -g window-status-current-bg red > > # Use emacs keys > set -g status-keys emacs > > # Makes the prefix key immediately available. There > # is no pause necessary for an escape sequence > set -s escape-time 0 > > # Make our prefix key: [ > unbind C-b > set -g prefix C-[ > > # Split windows using emacs keys > unbind % > bind 2 split-window -v > bind 3 split-window -h > > # Allow a mouse click to switch panes > set-option -g mouse-select-pane on > > # Set up a key to switch to the last active window > bind-key C-l last-window > ------------------------------------------------------------------------------ > Everyone hates slow websites. So do we. > Make your web apps faster with AppDynamics > Download AppDynamics Lite for free today: > http://p.sf.net/sfu/appdyn_sfd2d_oct > _______________________________________________ > tmux-users mailing list > tmux-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/tmux-users ------------------------------------------------------------------------------ Everyone hates slow websites. So do we. Make your web apps faster with AppDynamics Download AppDynamics Lite for free today: http://p.sf.net/sfu/appdyn_sfd2d_oct _______________________________________________ tmux-users mailing list tmux-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/tmux-users