tmux.conf

###########################
#  tmux configuration
###########################

# http://www.economyofeffort.com/2013/07/29/reattach-to-user-namespace-the-fix-for-your-tmux-in-os-x-woes/
#set-option -g default-command 'reattach-to-user-namespace -l fish'

# make clipboard work for Alacritty
# copied from https://gist.github.com/sijad/771426b3995eb05faeb6d78926645e56#file-tmux-conf
bind-key -T edit-mode-vi Up send-keys -X history-up
bind-key -T edit-mode-vi Down send-keys -X history-down
bind-key -T copy-mode-vi MouseDragEnd1Pane send-keys -X copy-pipe-and-cancel "reattach-to-user-namespace pbcopy"
unbind-key -T copy-mode-vi Space     ;   bind-key -T copy-mode-vi v send-keys -X begin-selection
unbind-key -T copy-mode-vi Enter     ;   bind-key -T copy-mode-vi y send-keys -X copy-pipe-and-cancel "reattach-to-user-namespace pbcopy"
unbind-key -T copy-mode-vi C-v       ;   bind-key -T copy-mode-vi C-v send-keys -X rectangle-toggle
unbind-key -T copy-mode-vi [         ;   bind-key -T copy-mode-vi [ send-keys -X begin-selection
unbind-key -T copy-mode-vi ]         ;   bind-key -T copy-mode-vi ] send-keys -X copy-selection

# true colours
set -g default-terminal "screen-256color"
set -ga terminal-overrides ",xterm-256color:Tc"

# increase scroll-back history
set -g history-limit 15000

# use vim key bindings
setw -g mode-keys vi

# decrease command delay (increases vim responsiveness)
set -sg escape-time 1

# increase repeat time for repeatable commands
set -g repeat-time 1000

# start window index at 1
set -g base-index 1

# mouse mode on by default
set -g mouse on

# re-number windows when one is closed
set -g renumber-windows on

###########################
#  Key Bindings
###########################

# paste
unbind C-p
bind C-p paste-buffer

# window splitting
unbind %
bind \\ split-window -h -c "#{pane_current_path}" # same key for |
unbind '"'
bind - split-window -v -c "#{pane_current_path}"

# use the current path in the new window
unbind c
bind c new-window -c "#{pane_current_path}"

# bind to enable mouse mode
unbind a
bind a set -g mouse on \; display "Mouse mode!"

# bind to disable mouse mode
unbind s
bind s set -g mouse off \; display "Mouse mode off!"

# bind the w key to hide status bar
unbind w
bind w set -g status off

# bind the e key to show status bar
unbind e
bind e set -g status on

# swap window using Shift + left/right
bind-key -n S-Left swap-window -t -1\; select-window -t -1
bind-key -n S-Right swap-window -t +1\; select-window -t +1

# navigate between windows using Ctrl + h/l
bind-key -n C-h select-window -t -1
bind-key -n C-l select-window -t +1

# force a reload of the config file
unbind r
bind r source ~/.tmux.conf

# Smart pane switching with awareness of Vim splits.
# See: https://github.com/christoomey/vim-tmux-navigator
is_vim="ps -o state= -o comm= -t '#{pane_tty}' \
    | grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?(view|n?vim?x?)(diff)?$'"
bind-key -n M-h if-shell "$is_vim" "send-keys M-h"  "select-pane -L"
bind-key -n M-j if-shell "$is_vim" "send-keys M-j"  "select-pane -D"
bind-key -n M-k if-shell "$is_vim" "send-keys M-k"  "select-pane -U"
bind-key -n M-l if-shell "$is_vim" "send-keys M-l"  "select-pane -R"
bind-key -n M-\\ if-shell "$is_vim" "send-keys M-\\" "select-pane -l"

###########################
# Plugins
###########################

set -g @themepack 'powerline/default/cyan'

# List of plugins
set -g @plugin 'tmux-plugins/tpm'
set -g @plugin 'tmux-plugins/tmux-sensible'
set -g @plugin 'jimeh/tmux-themepack'
#set -g @plugin 'tmux-plugins/tmux-copycat'

# Initialize TMUX plugin manager
run '~/.tmux/plugins/tpm/tpm'

# this is here to overwrite my tmux theme
set -g status-justify left
set -g status-left "#[fg=colour232,bg=colour214,bold] #S "
set -g status-right "#[fg=colour240,bg=black] #I:#P #[fg=colour245,bg=colour233] #(basename #{pane_current_path}) "

set -g window-status-current-format "#[fg=colour214,nobold] #I:#W#F"
set -g status-bg black

# dark gray for split borders
set -g pane-active-border-style bg=black,fg=colour233
set -g pane-border-style fg=colour233