tmux.conf

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

## keybindings
unbind C-b
unbind C-a
unbind %
unbind ,
unbind .
unbind n
unbind p
unbind [
unbind '"'
unbind l
unbind &
unbind "'"

set-option -g prefix C-a # C-a for perfix just like screen

bind-key C-a    last-window
bind-key |      split-window -h
bind-key \      split-window -h
bind-key -      split-window -v
bind-key x      kill-pane
bind-key X      kill-window
bind-key q      confirm-before kill-session
bind-key Q      confirm-before kill-server
bind-key ,      previous-window # <
bind-key .      next-window     # >
bind-key <      swap-window -t :-
bind-key >      swap-window -t :+
bind-key n      command-prompt 'rename-window %%'
bind-key N      command-prompt 'rename-session %%'
bind-key Escape copy-mode -u
bind-key Up     copy-mode -u
# bind-key r      source-file ~/.tmux.conf; display-message " ✱ ~/.tmux.conf is reloaded"
bind-key R      refresh-client
bind-key a      send-key C-a
bind-key C-j    resize-pane -L 5
bind-key C-l    resize-pane -R 5
bind-key C-k    resize-pane -D 5
bind-key C-i    resize-pane -U 5


## set status bar
set-option -g status-utf8 on
set-option -g status-bg colour11
set-option -g status-fg colour8

#set-option -g status-left '⣿'
#set-option -g status-right '⡇ #[bold]❐ #S:#I#[default] ⡇ #[bold]#(whoami) ● #H#[default] '
#set-option -g status-right '⡇ ❐ #S ⡇ ❖ #(rvm tools identifier) ⡇ #(whoami) ● #H '
set-option -g status-left ' #[bold]❐ #S#[default] ⡇'
#set-option -g status-right '#[bold]#(whoami) ● #H#[default] '

set-option -g status-right-length 60
set-option -g status-left-length 60

## highlight active window
set-window-option -g window-status-current-bg colour166
set-window-option -g window-status-current-fg colour15
set-window-option -g window-status-current-attr bold
set-window-option -g window-status-current-format ' #I #W '

## set window notifications
set-option -g visual-activity on
set-option -g visual-content on
set-window-option -g monitor-activity on
set-window-option -g automatic-rename off

## tmux window titling for X
set-option -g set-titles on
set-option -g set-titles-string '[#I] #W'
set-window-option -g window-status-format ' #I #W '
set-window-option -g window-status-attr bold
# starts windows at 1 not 0
# set-option -g base-index 1

## enable mouse
set-option -g mouse-select-pane on
set-option -g mouse-select-window on
set-option -g mouse-resize-pane on

set-window-option -g mode-keys vi
set-window-option -g mode-mouse on
# set-window-option -g monitor-activity off
# set-window-option -g monitor-content off
# set-option -g status-keys vi
# set-option -g history-limit 4096

## pane border and colors
set-option -g pane-active-border-fg yellow
set-option -g pane-border-fg white

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

## stolen from http://www.drbunsen.org/text-triumvirate.html
set -g status-left-length 52
set -g status-right-length 451
set -g status-fg white
set -g status-bg colour234
set -g window-status-activity-attr bold
set -g pane-border-fg colour245
set -g pane-active-border-fg colour39
set -g message-fg colour16
set -g message-bg colour221
set -g message-attr bold
set -g status-left '#[fg=colour235,bg=colour252,bold] ❐ #S #[fg=colour252,bg=colour238,nobold]⮀#[fg=colour245,bg=colour238,bold] #(whoami) #[fg=colour238,bg=colour234,nobold]⮀'
set -g window-status-format "#[fg=white,bg=colour234]#I #W "
set -g window-status-current-format "#[fg=colour234,bg=colour39]⮀#[fg=colour25,bg=colour39,noreverse,bold] #I ⮁ #W #[fg=colour39,bg=colour234,nobold]⮀"

# Copy mode
setw -g mode-keys vi
bind ` copy-mode
unbind [
unbind p
bind p paste-buffer
bind -t vi-copy v begin-selection
bind -t vi-copy y copy-selection
bind -t vi-copy Escape cancel
bind y run "tmux save-buffer - | reattach-to-user-namespace pbcopy"