.tmux.conf

# improve colors
set -g default-terminal 'screen-256color'

# act like vim
setw -g mode-keys vi
bind h select-pane -L
bind j select-pane -D
bind k select-pane -U
bind l select-pane -R
bind-key -r C-h select-window -t :-
bind-key -r C-l select-window -t :+

# setup 'v' to begin selection as in Vim
bind-key -T copy-mode-vi v send-keys -X begin-selection
bind-key -T copy-mode-vi y send-keys -X copy-selection
bind-key -T copy-mode-vi r send-keys -X rectangle-toggle

# update default binding of `Enter` to also use copy-pipe
#unbind-key -T copy-mode-vi Enter
#bind-key -T copy-mode-vi Enter send-keys -X copy-pipe-and-cancel 'reattach-to-user-namespace pbcopy'

# reload the file with Prefix r
bind r source-file ~/.tmux.conf \; display 'Reloaded !'

# act like GNU screen
unbind C-b
set -g prefix C-a
bind a send-prefix

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

# Faster escape sequences (default is 500ms).
# This helps when exiting insert mode in Vim: http://superuser.com/a/252717/65504
set -s escape-time 50

# increase scrollback lines
set -g history-limit 10000

bind u copy-mode -e

# Mouse scrolling
set -g mouse off

bind -n WheelUpPane if-shell -F -t = "#{mouse_any_flag}" "send-keys -M" "if -Ft= '#{pane_in_mode}' 'send-keys -M' 'select-pane -t=; copy-mode -e; send-keys -M'"
bind -n WheelDownPane select-pane -t= \; send-keys -M
bind -n C-WheelUpPane select-pane -t= \; copy-mode -e \; send-keys -M
bind-key -T copy-mode-vi C-WheelUpPane send-keys -X halfpage-up
bind-key -T copy-mode-vi C-WheelDownPane send-keys -X halfpage-down
bind-key -T copy-mode-emacs C-WheelUpPane send-keys -X halfpage-up
bind-key -T copy-mode-emacs C-WheelDownPane send-keys -X halfpage-down

# Toggle mouse on
bind m \
  set -g mouse on \;\
  display 'Mouse: ON'

# Toggle mouse off
bind M \
  set -g mouse off \;\
  display 'Mouse: OFF'

# switch to last pane
bind-key C-a last-pane

# Start windows and panes at 1, not 0
set -g base-index 1
set -g pane-base-index 1

# Split window with | and -
unbind %
bind | split-window -h
bind - split-window -v

# Log output to a text file on demand
bind g pipe-pane -o "cat >> ~/tmp/tmux.#W.log" \; display "Started logging to ~/tmp/tmux.#W.log"
bind-key G pipe-pane \; display 'Ended logging to ~/tmp/tmux.#W.log'

# Status bar position
set-option -g status-position bottom
if-shell 'test "$(uname -s)" = Darwin' 'set-option -g status-position top'

# enable activity alerts
setw -g monitor-activity on
set -g visual-activity on

# Status bar update interval
set -g status-interval 2

# display session name as title in terminal tab
set -g set-titles on
setw -g automatic-rename on

#
# Theme
#

# panes
set -g pane-border-style fg=colour239,bg=default,none
set -g pane-active-border-style fg=colour231

# status line
set -g status-justify centre
set -g status-bg colour232
set -g status-fg colour246

# messaging
set -g message-style fg=colour0,bg=colour226
set -g message-command-style fg=colour27,bg=colour0
set -g automatic-rename on

# window mode
set -g mode-style bg=colour6,fg=colour0

# colors
setw -g window-status-format "#[fg=colour242] •#[fg=colour242] #W "
setw -g window-status-current-format "#[fg=colour196] •#[fg=colour231] #W "
setw -g window-status-current-style bright
set -g status-left ""
set -g status-right ""

# Local config
if-shell "[ -f ~/.tmux.conf.local ]" 'source ~/.tmux.conf.local'

# List of plugins
set -g @plugin 'tmux-plugins/tpm'
set -g @plugin 'tmux-plugins/tmux-sensible'
set -g @plugin 'tmux-plugins/tmux-resurrect'
set -g @plugin 'tmux-plugins/tmux-yank'
set -g @plugin 'tmux-plugins/tmux-open'

# Initialize TMUX plugin manager (keep this line at the very bottom of tmux.conf)
run -b '~/.tmux/plugins/tpm/tpm'