.tmux.conf

set -g default-shell "/bin/bash"

set -g default-terminal "screen-256color"
set -g terminal-overrides 'xterm:colors=256'
set -g terminal-overrides 'screen:colors=256'
set -g terminal-overrides 'screen-256color:colors=256'
set -g xterm-keys on
#set-window-option -g xterm-keys on

# Block auto renaming of windows
set-option -g allow-rename off

set-window-option -g mode-keys emacs

# Use C-a (like in screen) instead of C-b
set-option -g prefix C-a
bind-key a send-prefix

# Use C-a C-a to return to previous window (like in screen)
bind-key C-a last-window
bind-key b previous-window

# Rather than constraining window size to the maximum size of any client
# connected to the *session*, constrain window size to the maximum size of any
# client connected to *that window*. Much more reasonable.
setw -g aggressive-resize on

# Set status bar
set -g status-interval 2

set -g status-bg white
set -g status-fg black

# No session name on the left
set -g status-left ""

# Show uptime on the right
set -g status-right "#[fg=blue]\"#H\" #[fg=green,bg=black]#(tmux-mem-cpu-load --colors --interval 2)#[default] %H:%M %d.%m.%y"
set -g status-right-length 200

# Highlight active window
set-window-option -g window-status-current-style bg=black
set-window-option -g window-status-current-style fg=green

# Toggle mouse on with ^A m
bind m \
  set -g mode-mouse on \;\
  set -g mouse-resize-pane on \;\
  set -g mouse-select-pane on \;\
  set -g mouse-select-window on \;\
  display 'Mouse: ON'

# Toggle mouse off with ^A M
bind M \
  set -g mode-mouse off \;\
  set -g mouse-resize-pane off \;\
  set -g mouse-select-pane off \;\
  set -g mouse-select-window off \;\
  display 'Mouse: OFF'

# Create a separate full-screen console, duplicating the current one
unbind +
bind + \
  new-window -d -n tmux-zoom 'clear && echo TMUX ZOOM && read' \;\
  swap-pane -s tmux-zoom.0 \;\
  select-window -t tmux-zoom

# Kill created console (to use with the previous bind)
unbind -
bind - \
  last-window \;\
  swap-pane -s tmux-zoom.0 \;\
  kill-window -t tmux-zoom

# Remove delay
set -sg escape-time 0

# Remove SSH_AUTH_SOCK to disable tmux automatically resetting the variable
set -g update-environment "DISPLAY SSH_ASKPASS SSH_AGENT_PID \
                             SSH_CONNECTION WINDOWID XAUTHORITY"

# Use a symlink to look up SSH authentication
setenv -g SSH_AUTH_SOCK $HOME/.ssh/ssh_auth_sock