.tmux.conf

# Remove the escape key delay
# This should help speed up vim interactions
set -sg escape-time 0

# Set default history size
set -g history-limit 100000

# Easily reload the tmux config
bind-key r source-file ~/.tmux.conf \; display ".tmux.conf reloaded!"

# Set tmux display to 256 colors
set -g default-terminal "screen-256color"

# Enable windows renumbering
set-option -g renumber-windows on

# Use `|` and `-` to split panes
bind | split-window -h
bind - split-window -v
unbind '"'
unbind %

# Use Shift-arrow to switch panes
# Uncomment when needed, for now use Shift-arrow for windows
# bind -n S-Left  select-pane -L
# bind -n S-Right select-pane -R
# bind -n S-Up    select-pane -U
# bind -n S-Down  select-pane -D

# Use Shift-arrow to switch windows
bind -n S-Left  previous-window
bind -n S-Right next-window

# Disable auto window renaming
set-option -g allow-rename off

# Use 'Esc' for copy-mode
unbind [
bind Escape copy-mode

# Status bar setting
# set -g status-interval 5     # Set update frequencey (default 15 seconds)
set-option -g status on        # Enable status bar
set -g status-justify centre   # Center window list

# Sctivity notifications
setw -g monitor-activity on
set -g visual-activity on

# Status bar colors
set-option -g status-bg black           #colour235 #base02
set-option -g status-fg brightyellow    #yellow

# -- Display the VPN IP addr on the left side of the status bar
#
set -g status-left-length 50
# Set the VPN addr to grab the public address
# set -g status-left "#[fg=blue]VPN: #[fg=brightgreen]#(curl -s -k https://canihazip.com/s)"

# Set the VPN addr to use `ipsec status`
# set -g status-left "#[fg=brightcyan]VPN: #[fg=brightgreen]#(ipsec status | grep ESTABLISHED | grep -Po '\\[.+?\\]' | tail -1 | tr -d '[]' 2> /dev/null)"

# Set the VPN addr to use `ip addr` via tun0
# set -g status-left "#[fg=blue]VPN: #[fg=brightgreen]#(ip addr show tun0 | grep inet[^6] | awk '{print $2}' 2> /dev/null)"

# Set the VPN addr to use `ip addr` via cscotun0
# set -g status-left "#[fg=blue]VPN: #[fg=brightgreen]#(ip addr show cscotun0 | grep inet[^6] | awk '{print $2}' 2> /dev/null)"

# Set the VPN addr to use `utun2`
# set -g status-left "#[fg=brightcyan]VPN: #[fg=brightgreen]#(ifconfig utun2 | grep inet[^6] | awk '{print $2}' 2> /dev/null)"
#
# --

# Show:
# session name (#S)
# window & pane number(#I:#P)
# date and time
set -g status-right-length 60
set -g status-right '#[fg=brightcyan]#S #I:#P #[fg=brightgreen]%a %b%e %H:%M:%S'