tmux.conf

# cat << ►_◄ > /dev/null
# (‑●‑●)> released under the WTFPL v2 license, by Gregory Pakosz (@gpakosz)


# -- general -------------------------------------------------------------------
# if run as "tmux attach", create a session if one does not already exist
new-session -n $HOST

set -g default-terminal "screen-256color" # colors!
setw -g xterm-keys on
set -s escape-time 0                      # fastest command sequences
set -sg repeat-time 400                   # increase repeat timeout
set -s quiet on                           # disable various messages

#set -g prefix2 C-a                        # GNU-Screen compatible prefix
set -g prefix C-a                        # GNU-Screen compatible prefix
#bind C-a send-prefix -2
bind-key -n C-b send-prefix #https://simplyian.com/2014/03/29/using-tmux-remotely-within-a-local-tmux-session/#

set -g history-limit 5000                 # boost history

# reload configuration
bind r source-file ~/.tmux.conf \; display '~/.tmux.conf sourced'

# see https://github.com/ChrisJohnsen/tmux-MacOSX-pasteboard
if 'which -s reattach-to-user-namespace' 'set -g default-command "exec initializing... 2> /dev/null & reattach-to-user-namespace $SHELL -l"'


# -- display -------------------------------------------------------------------

set -g base-index 1         # start windows numbering at 1
setw -g pane-base-index 1   # make pane numbering consistent with windows

setw -g automatic-rename on # rename window to reflect current program
# renumber windows when a window is closed
set -g renumber-windows on

set -g set-titles on                        # set terminal title
set -g set-titles-string '#h ❐ #S ● #I #W'

set -g display-panes-time 800 # slightly longer pane indicators display time
set -g display-time 1000      # slightly longer status messages display time
set-window-option -g aggressive-resize on # force pane size when tmux inside tmux (ssh for example)
#set -g aggressive-resize on
set -g status-interval 10     # redraw status line every 10 seconds

# 24 hour clock
setw -g clock-mode-style 24

# clear both screen and history
bind -n C-l send-keys C-l \; run 'tmux clear-history'

# activity
set -g monitor-activity on
set -g visual-activity off


# -- navigation ----------------------------------------------------------------

# find session
bind C-f command-prompt -p find-session 'switch-client -t %%'

# pane navigation
bind -r h select-pane -L  # move left
bind -r j select-pane -D  # move down
bind -r k select-pane -U  # move up
bind -r l select-pane -R  # move right
bind > swap-pane -D       # swap current pane with the next one
bind < swap-pane -U       # swap current pane with the previous one

# maximize current pane
bind + run 'cut -c3- ~/.tmux.conf | sh -s maximize_pane'

# pane resizing
bind -r H resize-pane -L 2
bind -r J resize-pane -D 2
bind -r K resize-pane -U 2
bind -r L resize-pane -R 2

# window navigation
unbind n
unbind p
bind -r C-h previous-window # select previous window
bind -r C-l next-window     # select next window
bind Tab last-window        # move to last active window

# toggle mouse
bind m run "cut -c3- ~/.tmux.conf | sh -s toggle_mouse"


# -- urlview -------------------------------------------------------------------
bind U run "cut -c3- ~/.tmux.conf | sh -s urlview #{pane_id}"


# -- facebook pathpicker -------------------------------------------------------
bind F run "cut -c3- ~/.tmux.conf | sh -s fpp #{pane_id}"


# -- list choice ---------------------------------------------------------------

bind -t vi-choice h tree-collapse
bind -t vi-choice l tree-expand
run -b 'tmux bind -t vi-choice K start-of-list 2> /dev/null'
run -b 'tmux bind -t vi-choice J end-of-list 2> /dev/null'
bind -t vi-choice H tree-collapse-all
bind -t vi-choice L tree-expand-all
bind -t vi-choice Escape cancel


# -- edit mode -----------------------------------------------------------------

# the following vi-copy bindings match my vim settings
#   see https://github.com/gpakosz/.vim.git
bind -ct vi-edit H start-of-line
bind -ct vi-edit L end-of-line
bind -ct vi-edit q cancel
bind -ct vi-edit Escape cancel


# -- copy mode -----------------------------------------------------------------

bind Enter copy-mode # enter copy mode
bind b list-buffers  # list paster buffers
bind p paste-buffer  # paste from the top pate buffer
bind P choose-buffer # choose which buffer to paste from

# the following vi-copy bindings match my vim settings
#   see https://github.com/gpakosz/.vim.git
bind -t vi-copy v begin-selection
bind -t vi-copy C-v rectangle-toggle
bind -t vi-copy y copy-selection
bind -t vi-copy Escape cancel
bind -t vi-copy H start-of-line
bind -t vi-copy L end-of-line

# copy to Mac OSX pasteboard
if -b 'which -s reattach-to-user-namespace' 'bind y run "tmux save-buffer - | reattach-to-user-namespace pbcopy"'


# -- user defined --------------------------------------------------------------

#if '[ -f ~/.tmux.conf.local ]' 'source ~/.tmux.conf.local'


# -- 8< ------------------------------------------------------------------------

run 'cut -c3- ~/.tmux.conf | sh -s apply_configuration'


# -- user defined --------------------------------------------------------------
# (‑●‑●)> released under the WTFPL v2 license, by Gregory Pakosz (@gpakosz)

# use the powerline patched font variant of the theme, possible values are:
#   - default
#   - powerline
#tmux_conf_theme=default
tmux_conf_theme=powerline

# display an indicator in the status line when the prefix key has been pressed,
# possible values are:
#   - enabled
#   - disabled
tmux_conf_theme_prefix=disabled
#tmux_conf_theme_prefix=enabled

# display the battery information in the status line, possible values are:
#   - enabled
#   - disabled
tmux_conf_theme_battery=enabled
#tmux_conf_theme_battery=disabled

# style to use for the battery status, possible values are:
#   - bar
#   - percentage
tmux_conf_battery_style=bar
#tmux_conf_battery_style=percentage

# symbols to use for battery status, possible values are:
#   - block
#   - heart
tmux_conf_battery_symbol=block
#tmux_conf_battery_symbol=heart

# number of symbols to use for battery status
tmux_conf_battery_symbol_count=auto
#tmux_conf_battery_symbol_count=5

# palette used for the battery status, possible values are:
#   - 'colour_full_fg,colour_empty_fg,colour_bg'
#   - heat
#   - gradient
tmux_conf_battery_palette='#d70000,#e4e4e4,#000000'
#tmux_conf_battery_palette=colour160,colour254,colour16
#tmux_conf_battery_palette=heat
#tmux_conf_battery_palette=gradient

# display the battery status: charging (U+26A1) / discharging (U+1F50B)
tmux_conf_battery_status=enabled
#tmux_conf_battery_status=disabled

# or alternatively use an external tool, e.g. https://github.com/Goles/Battery
#tmux_conf_battery='#(battery -t) '

# display the time in the status line, possible values are:
#   - enabled
#   - disabled
tmux_conf_theme_time=enabled
#tmux_conf_theme_time=disabled

# display the date in the status line, possible values are:
#   - enabled
#   - disabled
tmux_conf_theme_date=enabled
#tmux_conf_theme_date=disabled

# display the username in the status line, possible values are:
#   - enabled
#   - disabled
#   - ssh
tmux_conf_theme_username=enabled
#tmux_conf_theme_username=disabled
#tmux_conf_theme_username=ssh

# display the hostname in the status line, possible values are:
#   - enabled
#   - disabled
#   - ssh
tmux_conf_theme_hostname=enabled
#tmux_conf_theme_hostname=disabled
#tmux_conf_theme_hostname=ssh

# highlight focuse pane, possible values are:
#   - enabled
#   - disabled
tmux_conf_theme_highlight_focused_pane=disabled
#tmux_conf_theme_highlight_focused_pane=enabled

# should new windows retain current path, possible values are:
#   - true
#   - false
tmux_conf_new_windows_retain_current_path=false
#tmux_conf_new_windows_retain_current_path=true

# should new panes reatin current path, possible values are:
#   - true
#   - false
tmux_conf_new_panes_retain_current_path=true
#tmux_conf_new_panes_retain_current_path=false

# prompt for session name when creating a new session, possible values are:
#   - true
#   - false
#tmux_conf_new_session_prompt=false
tmux_conf_new_session_prompt=true

# if you're running tmux within iTerm2
#   - and tmux is 1.9 or 1.9a
#   - and iTerm2 is configured to let option key act as +Esc
#   - and iTerm2 is configured to send [1;9A -> [1;9D for option + arrow keys
# then uncomment the following line to make Meta + arrow keys mapping work
#set -g terminal-overrides "*:kUP3=\e[1;9A,*:kDN3=\e[1;9B,*:kRIT3=\e[1;9C,*:kLFT3=\e[1;9D"


# ------------------------------------------------------------------------------
# this is the place to further customize tmux's configuration

#set -g history-limit 10000
set-window-option -g mode-keys vi

# Splitting panes.
bind u split-window -h
bind _ split-window -h
bind - split-window -v

if "test ! -d ~/.tmux/plugins/tpm" \
    "run 'git clone https://github.com/tmux-plugins/tpm ~/.tmux/plugins/tpm'"

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-continuum'
set -g @plugin 'tmux-plugins/tmux-yank'
set -g @continuum-restore 'on'
set -g @plugin 'christoomey/vim-tmux-navigator'

# highlight pane
set -g window-style 'fg=colour247,bg=colour236'
set -g window-active-style 'fg=colour250,bg=black'

# Removes ESC delay
set -sg escape-time 0

# List of plugins
set -g @tpm_plugins '                \
    caiogondim/maglev                \
    tmux-plugins/tmux-pain-control   \
    tmux-plugins/tmux-copycat        \
    tmux-plugins/tmux-open           \
    tmux-plugins/tmux-battery        \
    tmux-plugins/tmux-cpu            \
'
run '~/.tmux/plugins/tpm/tpm'
run '~/.tmux/plugins/tpm/bin/install_plugins'

# status line with CMUS
status_fg=colour253 # white
status_bg=colour0 # dark gray
session_fg=colour16  # black
session_bg=colour11 # yellow
set -g status-left-length 200
left_separator_black=''
status_left="#[fg=$session_fg,bg=$session_bg,bold]  #S #[fg=$session_bg,bg=$status_bg,nobold]$left_separator_black #[fg=$session_fg,bg=$session_bg,bold]#(~/.cmus/cmus-tmux-statusbar.sh)"
set -g status-left "$status_left"

set-option -gw window-status-activity-style fg=red,bg=black,bold

# CMUS key bindings, M(eta) use Alt-1 Alt-2 ...
if-shell 'command -v cmus-remote' 'bind-key -n M-1 run-shell -b "cmus-remote -r"'
if-shell 'command -v cmus-remote' 'bind-key -n M-2 run-shell -b "cmus-remote -u"'
if-shell 'command -v cmus-remote' 'bind-key -n M-3 run-shell -b "cmus-remote -n"'