unbind C-b
set-option -g prefix ^A
bind a send-prefix

# Bind appropriate commands similar to screen.
# lockscreen ^X x
unbind ^X
bind ^X lock-server
unbind x
bind x lock-server

# screen ^C c
unbind ^C
bind ^C new-window
unbind c
bind c new-window

# detach ^D d
unbind ^D
bind ^D detach

# displays *
unbind *
bind * list-clients

# next ^@ ^N sp n
unbind ^@
bind ^@ next-window
unbind ^N
bind ^N next-window
unbind " "
bind " " next-window
unbind n
bind n next-window

# title A
unbind A
bind A command-prompt "rename-window %%"

# other ^A
unbind ^A
bind ^A last-window

# prev ^H ^P p ^?
unbind ^H
bind ^H previous-window
unbind ^P
bind ^P previous-window
unbind p
bind p previous-window
unbind BSpace
bind BSpace previous-window

# windows ^W w
unbind ^W
bind ^W list-windows
unbind w
bind w list-windows

# kill K k
unbind K
bind K confirm-before "kill-window"
unbind k
bind k confirm-before "kill-window"

# redisplay ^L l
unbind ^L
bind ^L refresh-client
unbind l
bind l refresh-client

# " windowlist -b
unbind '"'
bind '"' choose-window

# use Escape for entering copy mode, like screen
bind Escape copy-mode

# less time between commands in a command sequence
set -s escape-time 0

# use vi-style key bindings
set-option -g mode-keys vi

# 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.
set-window-option -g aggressive-resize on

# the visual bell causes a micro delay when typing. Tab completion triggers
# the bell and typing halts for a second and it's really annoying.
set-option -g visual-bell off

# status bar
set-option -g status-justify left
set-option -g status-bg blue
set-option -g status-fg white
set-option -g status-left ''
set-option -g status-right '#[fg=colour47]#H #[fg=red]#(cut -d " " -f 1-3 /proc/loadavg) #[fg=colour227]%Y-%m-%d %H:%M#[default]'

# terminal messages, like "bell in terminal 1"
set-option -g message-fg black
set-option -g message-bg white

# Highlight active window
set-window-option -g window-status-current-fg white
set-window-option -g window-status-current-bg red
set-window-option -g window-status-bell-attr default
set-window-option -g window-status-bell-fg yellow

# scrollback buffer
set-option -g history-limit 4096

# hijack the TERM variable for shells inside tmux
set-option -g default-terminal "screen-256color"