tmux.conf

set-option -g status-bg colour235 #base02
set-option -g status-fg colour136 #yellow

# set window split
bind-key v split-window -h
bind-key b split-window

# pane number display
set-option -g display-panes-active-colour colour33 #blue
set-option -g display-panes-colour colour166 #orange
# clock
set-window-option -g clock-mode-colour green #green
                                                                                                                                                                                               

set -g status-interval 1
set -g status-justify centre # center align window list
set -g status-left-length 20
set -g status-right-length 140
set -g status-left '#[fg=green]#H #[fg=black]• #[fg=green,bright]#(uname -r | cut -c 1-6)#[default]'
set -g status-right '#[fg=green,bg=default,bright]#(tmux-mem-cpu-load) #[fg=red,dim,bg=default]#(uptime | cut -f 4-5 -d " " | cut -f 1 -d ",") #[fg=white,bg=default]%H:%M:%S %p#[default] %Y-%m-%d'

# C-b is not acceptable -- Vim uses it
set-option -g prefix C-a
bind-key C-a last-window

# Start numbering at 1
set -g base-index 1

# Allows for faster key repetition
set -s escape-time 0

# 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

# Allows us to use C-a a <command> to send commands to a TMUX session inside 
# another TMUX session
bind-key a send-prefix

# Activity monitoring
setw -g monitor-activity on
set -g visual-activity on

# Vi copypaste mode
set-window-option -g mode-keys vi

# hjkl pane traversal
bind h select-pane -L
bind j select-pane -D
bind k select-pane -U
bind l select-pane -R

# set to main-horizontal, 60% height for main pane
bind m set-window-option main-pane-height 60\; select-layout main-horizontal

bind-key C command-prompt -p "Name of new window: " "new-window -n '%%'"

# reload config
bind r source-file ~/.tmux.conf \; display-message "Config reloaded..."

# auto window rename
set-window-option -g automatic-rename

# color
set -g default-terminal "screen-256color"

# https://github.com/edkolev/dots/blob/master/tmux.conf
# Updates for tmux 1.9's current pane splitting paths.

# from powerline
run-shell "tmux set-environment -g TMUX_VERSION_MAJOR $(tmux -V | cut -d' ' -f2 | cut -d'.' -f1 | sed 's/[^0-9]*//g')"
run-shell "tmux set-environment -g TMUX_VERSION_MINOR $(tmux -V | cut -d' ' -f2 | cut -d'.' -f2 | sed 's/[^0-9]*//g')"

# status bar
if-shell '\( #{$TMUX_VERSION_MAJOR} -eq 2 -a #{$TMUX_VERSION_MINOR} -lt 2\) -o #{$TMUX_VERSION_MAJOR} -le 1' 'set-option -g status-utf8 on'

# rm mouse mode fail
if-shell '\( #{$TMUX_VERSION_MAJOR} -eq 2 -a #{$TMUX_VERSION_MINOR} -ge 1\)' 'set -g mouse off'
if-shell '\( #{$TMUX_VERSION_MAJOR} -eq 2 -a #{$TMUX_VERSION_MINOR} -lt 1\) -o #{$TMUX_VERSION_MAJOR} -le 1' 'set -g mode-mouse off'

# fix pane_current_path on new window and splits
if-shell "test '#{$TMUX_VERSION_MAJOR} -gt 1 -o \( #{$TMUX_VERSION_MAJOR} -eq 1 -a #{$TMUX_VERSION_MINOR} -ge 8 \)'" 'unbind c; bind c new-window -c "#{pane_current_path}"'
if-shell "test '#{$TMUX_VERSION_MAJOR} -gt 1 -o \( #{$TMUX_VERSION_MAJOR} -eq 1 -a #{$TMUX_VERSION_MINOR} -ge 8 \)'" "unbind '\"'; bind '\"' split-window -v -c '#{pane_current_path}'"