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dotfiles/apps/shell/tmux/conf

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# ^s as prefix
unbind C-b
set -g prefix C-s
bind-key s send-prefix
# reload tmux.conf
bind-key T source-file "$HOME/.tmux.conf" \; display-message "source-file done"
unbind r
bind r source-file "$HOME/.tmux.conf"
# set -as terminal-overrides ",xterm*:smxx=\E[9m"
set -g default-terminal "screen-256color"
# sane defaults
set -g mouse on
# honestly not exactly sure?
# set -sg escape-time 1
set -g escape-time 0
# show window activity
# TODO: this needs to be properly setup - presumably with tmux-session-list
setw -g monitor-activity on
setw -g visual-bell on
setw -g bell-action other
# common window sizes
bind-key W resize-pane -x 100
bind-key f resize-pane -x 120
bind-key F resize-pane -x 125
bind-key 8 resize-pane -x 80
bind-key 2 resize-pane -y 20
# splitting
bind-key v split-window -h
bind-key b split-window
bind-key h split-window
# show tmux status bar by default with (C-s, H) to toggle it
set -g status on
set -g history-limit 102400000
bind-key H set -s status
# simple session switching
bind-key j switch-client -p
bind-key h switch-client -p
bind-key k switch-client -n
bind-key l switch-client -n
# bind s run-shell "tmux new-window sh -c "$DOTFILES_PATH/bin/tmuxswitcher""
bind s run-shell "tmux new-window \"sh -c ~/.config/dotfiles/bin/tmuxswitcher\""
# reset the working directory of the current session
bind-key P attach-session -t . -c "#{pane_current_path}" \; display-message "Reset session dir to #{pane_current_path}"
# status bar and messages
set -g status-position bottom
set -g status-bg colour0
set -g status-fg colour8
set -g status-interval 5
set -g status-right-length 80
set -g status-right "#[fg=colour4]#W#[fg=default]#[bg=default] #H"
set -g status-left-length 200
set -g status-left "#[fg=colour7]#(~/.config/dotfiles/bin/tmux-session-list #S)"
set -g message-style "fg=colour7 bg=colour18"
bind-key O display-message "#(~/.config/dotfiles/bin/tmux-save-buffer #S)"
# pane split line colors
set -g pane-active-border-style bg=black,fg=blue
set -g pane-border-style bg=black,fg=colour18
# cLocK mOdE Is sUpEr 3LeEt
set -g clock-mode-colour colour8
# windows (which I don't use much...?)
# TODO: do I have a use case for windows?
setw -g window-status-current-format ""
# vim copying
setw -g mode-keys vi
# 1-based indexing for key binding simplicity
set -g base-index 1
set -g pane-base-index 1
# custom predefined layouts
bind M-l source-file "$XDG_CONFIG_HOME/tmux/layouts/dev.tmux"
# present a menu of urls to open from the visible pane
# TODO: fzf-ify this
bind-key u capture-pane \;\
save-buffer /tmp/tmux-buffer \;\
split-window -l 10 "urlscan /tmp/tmux-buffer"
# seamlessly handle pane switching in and out of vim panes
# see GitHub repos tmux-plugins/vim-tmux-focus-events and christoomey/vim-tmux-navigator
is_vim="ps -o state= -o comm= -t \"#{pane_tty}\" \
| grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?(view|n?vim?x?)(diff)?$'"
bind-key -n C-h if-shell "$is_vim" "send-keys C-h" "select-pane -L"
bind-key -T copy-mode-vi "C-h" send -X "cancel select-pane -L"
bind-key -n C-j if-shell "$is_vim" "send-keys C-j" "select-pane -D"
bind-key -n C-k if-shell "$is_vim" "send-keys C-k" "select-pane -U"
bind-key -n C-l if-shell "$is_vim" "send-keys C-l" "select-pane -R"
# not sure about this binding? possibly switch to previous pane...?
# bind-key -n C-\ if-shell "$is_vim" "send-keys C-\\" "select-pane -l"
# YANKING
# bind-key -T copy-mode-vi "y" send -X copy-selection
bind-key -T copy-mode-vi "y" send-keys -X copy-pipe-and-cancel -X 'clip'
set-environment -g TMUX_PLUGIN_MANAGER_PATH "~/.config/tmux/plugins/"
# list of plugins
set -g @plugin "tmux-plugins/tpm"
set -g @plugin "tmux-plugins/tmux-sensible"
set -g @plugin "lytedev/tmux-resurrect"
set -g @plugin "lytedev/tmux-continuum"
# prefix+[ for select mode
# v for visual mode
# yank to clipboard with y
# paste with prefix+]
set -g @plugin "tmux-plugins/tmux-yank"
set -g @plugin "tmux-plugins/tmux-copycat"
set -g @plugin "tmux-plugins/tmux-sessionist"
set -g @plugin "christoomey/vim-tmux-navigator"
# plugin options
# enable continuum
set -g @continuum-restore "on"
# let continuum startup on boot
# NOTE: disabled this due to it starting up before sway socket is up and then
# sway commands do not work from within tmux
# TODO: maybe sway (or any wm) can start continuum?
# set -g @continuum-boot "on"
# bindings for tmux-resurrect
set -g @resurrect-save "C-v"
set -g @resurrect-restore "R"
# initialize tmux plugin manager
run "~/.config/tmux/plugins/tpm/tpm"
# attempt at integrating nested tmux sessions nicely
# bind -T root F12 \
# set prefix None \;\
# set key-table off \;\
# set status off \
# if -F "#{pane_in_mode}" "send-keys -X cancel" \;\
# refresh-client -S \;\
# bind -T off F12 \
# set -u prefix \;\
# set -u key-table \;\
# set status on \;\
# refresh-client -S
unbind-key C-p
set -g @resurrect-hook-pre-restore-pane-processes 'tmux switch-client -n && tmux kill-session -t 0'