.tmux.conf

# setting TERM to 256color
set -g default-terminal "screen-256color"

# remap prefix from 'C-b' to 'C-a'
unbind C-b
set-option -g prefix C-a
bind-key C-a send-prefix

# split panes using | and -
bind | split-window -h
bind - split-window -v
unbind '"'
unbind %

# switch panes using Alt-arrow without prefix
bind -n M-left select-pane -L
bind -n M-Right select-pane -R
bind -n M-Up select-pane -U
bind -n M-Down select-pane -D

# Enable mouse control (clickable windows, panes, reziable panes)
set -g mouse on

# loud or quiet?
set -g visual-activity off
set -g visual-bell off
set -g visual-silence off
setw -g monitor-activity off
set -g bell-action none

# start window numbers at 1 to match keyboard order with tmux order
set -g base-index 1

# start pane numbers at 1 to match keyboard order with tmux order
setw -g pane-base-index 1

# easy resizing of panes
bind -r J resize-pane -D 5
bind -r K resize-pane -U 5
bind -r H resize-pane -L 5
bind -r L resize-pane -R 5

# reenable automatic renaming for the current window
bind N setw automatic-rename on \; display-message "automatic rename enabled"

# renumber windows sequentially after closing any of them
set -g renumber-windows on

# monitor windows for activity
setw -g monitor-activity on

# don't wait for escape sequences
set -sg escape-time 0

# display pane numbers for longer
set -g display-panes-time 2000

set -g status-left-length 20
set -g status-left '#{?pane_input_off,#[fg=colour160],#[fg=colour136]}[#[fg=colour136]#S:#I.#P#{?pane_input_off,#[fg=colour160],#[fg=colour136]}] '
set -g status-right '#[fg=colour166]#([ "$(tmux show-option -g prefix)" != "prefix C-a" ] && echo "($(tmux show-option -g prefix | cut -c 8-)) ")#[fg=colour33]%d %b %Y #{?client_prefix,#[fg=colour160],#[fg=colour61]}- #[fg=colour64]%I:%M %p #{?client_prefix,#[fg=colour160],#[fg=colour61]}- #[fg=colour37]#([ -f $HOME/.name ] && cat $HOME/.name || hostname)'

# increase scrollback lines
set -g history-limit 65536

# keybinding to clear history
bind C-k clear-history \; display-message "history cleared"

# C-b ! breaks current pane into separate window
# join a pane/window from the current session into the current window
bind @ command-prompt -p "create pane from:" "join-pane -s ':%%'"

# reload the .tmux.conf file with Ctrl-r
bind C-r source-file ~/.tmux.conf \; display-message "configuration reloaded"

# toggle passthrough of prefix
bind P if-shell "[ \"$(tmux show-options -g prefix)\" = \"prefix C-a\" ]" '\
    set -g prefix C-b; display-message "passthrough enabled"; refresh-client -S; \
    ' '\
    set -g prefix C-a; display-message "passthrough disabled"; refresh-client -S; \
    '

#### color (Solarized 256)
set -g status-style bg=colour235,fg=colour136
setw -g window-status-style fg=colour244
setw -g window-status-current-style fg=colour166
setw -g window-status-activity-style fg=colour61
setw -g window-status-bell-style fg=colour61
set -g pane-border-style fg=colour235
set -g pane-active-border-style fg=colour240
set -g message-style bg=colour235,fg=colour166

# pane number display
set -g display-panes-active-colour colour166 #blue
set -g display-panes-colour colour33 #orange

# clock
setw -g clock-mode-colour colour64 #green