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dot_tmux.conf.tmpl
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dot_tmux.conf.tmpl
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# -*-mode:sh-*- vim:ft=tmux
# ~/.tmux.conf
# =============================================================================
# Extra options for tmux terminal multiplexer.
#
# Sources:
# https://github.com/bravoecho/dotfiles/blob/main/dotfiles/tmux.conf
{{- /* This file supports Go's text/template language. */}}
# ===============
# === Colours ===
# ===============
# selection highlight
set-option -g mode-style "bg=colour8 fg=colour15"
# tmux command prompt
set-option -g message-style "bg=colour0 fg=default"
set-option -g message-command-style "bg=colour0 fg=colour15"
# ================
# === Versions ===
# ================
# The tmux development team will not support backward compatibility, nor will
# they adopt a version numbering scheme that highlights which versions contain
# breaking changes.
# Store the current tmux version in an environment variable to support
# conditional settings.
run-shell "tmux setenv -g TMUX_VERSION $(tmux -V | cut -c 6-)"
# This requires a version of `sort' that supports the `-V' option (sort by
# version numbers).
run-shell 'tmux setenv -g TMUX_GTE_2_1 $([ "${TMUX_VERSION}" = $(echo "${TMUX_VERSION}\n2.1" | sort -rV | head -n1) ] && echo 1)'
run-shell 'tmux setenv -g TMUX_GTE_2_2 $([ "${TMUX_VERSION}" = $(echo "${TMUX_VERSION}\n2.2" | sort -rV | head -n1) ] && echo 1)'
run-shell 'tmux setenv -g TMUX_GTE_2_4 $([ "${TMUX_VERSION}" = $(echo "${TMUX_VERSION}\n2.4" | sort -rV | head -n1) ] && echo 1)'
run-shell 'tmux setenv -g TMUX_GTE_2_7 $([ "${TMUX_VERSION}" = $(echo "${TMUX_VERSION}\n2.7" | sort -rV | head -n1) ] && echo 1)'
run-shell 'tmux setenv -g TMUX_GTE_2_9 $([ "${TMUX_VERSION}" = $(echo "${TMUX_VERSION}\n2.9" | sort -rV | head -n1) ] && echo 1)'
# ==================
# === Navigation ===
# ==================
# http://robots.thoughtbot.com/post/53022241323/seamlessly-navigate-vim-and-tmux-splits
# http://sourceforge.net/mailarchive/message.php?msg_id=30519263
# M(eta) is the Alt key both in Vim and tmux.
bind-key -n M-Left run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys M-Left) || tmux select-pane -L; exit 0"
bind-key -n M-Down run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys M-Down) || tmux select-pane -D; exit 0"
bind-key -n M-Up run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys M-Up) || tmux select-pane -U; exit 0"
bind-key -n M-Right run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys M-Right) || tmux select-pane -R; exit 0"
bind-key -n M-h run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys M-Left) || tmux select-pane -L; exit 0"
bind-key -n M-j run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys M-Down) || tmux select-pane -D; exit 0"
bind-key -n M-k run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys M-Up) || tmux select-pane -U; exit 0"
bind-key -n M-l run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys M-Right) || tmux select-pane -R; exit 0"
# Enable mouse support.
if-shell '[ -n "${TMUX_GTE_2_1}" ]' \
"set-option -g mouse on" \
"set -g mode-mouse on; set -g mouse-resize-pane on; set -g mouse-select-pane on; set -g mouse-select-window on"
# ======================
# === Responsiveness ===
# ======================
# Decrease command delay (increases vim responsiveness)
set-option -sg escape-time 1
# If using normal keybindings this reduce the repeat time for key strokes when
# switching ppanes - the default is 500 ms.
set-option -g repeat-time 300
# =============
# === Shell ===
# =============
set-option -g default-shell $SHELL
# ==================
# === Status Bar ===
# ==================
set-option -g status-left " [#S] "
set-option -g status-interval 1 # refresh every second (useful for branch/path info)
set-option -g window-status-separator ''
set-option -wg window-status-activity-style 'none'
set-option -wg window-status-bell-style 'fg=colour3'
set-option -g status-right-length 140
# For the hostname on macOS, it changes depending on the network, so we try to
# use ComputerName if possible.
set-option -wg window-status-style "bg=colour0 fg=colour7"
set-option -wg window-status-current-style "bg=terminal fg=colour12"
set-option -g status-style "bg=colour0 fg=colour15"
set-option -wg window-status-format " #I:#W #[fg=colour7]▕" # │┃
set-option -g status-right '#[fg=colour7]▏ #[fg=colour13]#{?window_bigger,[#{window_offset_x}#,#{window_offset_y}] ,}#(if [[ "$OSTYPE" = darwin* && -n $(scutil --get ComputerName 2>/dev/null) ]]; then scutil --get ComputerName 2>/dev/null; else hostname | sed "s|\..*||"; fi) #[fg=colour7]▏ #[fg=colour4]#(echo "#{pane_current_path}" | sed "s|^$HOME|~|" | sed "s|/private/|/|") #[fg=colour10]#(cd #{pane_current_path}; branch=$(git branch --show-current 2>/dev/null); [[ -n "${branch}" ]] && echo "#[fg=colour7]▏ #[fg=colour2]⎇ $(git branch --show-current) ")'
set-option -wg window-status-current-format " ❯ #I:#W #[fg=colour7]▕"
set-option -g status-left " [#S]#[fg=colour7]▕"
# ==============================
# === Terminal Compatibility ===
# ==============================
# tmux requires TERM to be either "screen[...]" or "tmux[...]".
#
# Setting it to tmux-256color will provide better compatibility for text
# rendering (including italics) and keycode reporting (for native key combos in
# many TUIs including Vim).
#
# You must compile the two files "tmux.terminfo" and "tmux-256color.terminfo"
# with "tic" for this to work.
set-option -g default-terminal "tmux-256color"
# Required for Neovim for termguicolors to work, as instructed by :checkhealth.
set-option -sa terminal-overrides ",xterm-256color:RGB"
# Vim knows that xterm-like terminals support extended sequences for certain
# modified keys (eg: CMD+Up), but this does not work when using screen TERMs.
# Setting xterm-keys on allows the use of xterm key bindings in tmux so that
# the keys can be passed down to vim in xterm format.
set-option -g xterm-keys on
# =========================
# === Vim Compatability ===
# =========================
# Allow vi-like movements when in copy mode, so that it is possible to
# copy-paste between panes and between the terminal and vim.
set-window-option -g mode-keys vi
# Make tmux copy mode feel more like vim.
bind-key -T copy-mode-vi v send -X begin-selection
bind-key -T copy-mode-vi r send -X rectangle-toggle
bind-key -T copy-mode-vi y send -X copy-selection-and-cancel
bind-key -T copy-mode-vi p send -X paste-buffer
# Prevent the window from jumping to the bottom when leaving copy mode.
if-shell '[ -n "${TMUX_GTE_2_4}" ]' \
"bind-key -T copy-mode-vi MouseDragEnd1Pane send -X copy-selection" \
"bind-key -t vi-copy MouseDragEnd1Pane copy-selection -x"
{{ if eq .chezmoi.os "darwin" -}}
# Patch for OS X pbpaste and pbcopy under tmux.
set-option -g default-command "which reattach-to-user-namespace > /dev/null && reattach-to-user-namespace -l $SHELL || $SHELL"
bind-key -T copy-mode-vi y send -X copy-pipe-and-cancel "reattach-to-user-namespace pbcopy"
bind-key -T copy-mode-vi Enter send -X copy-pipe-and-cancel "reattach-to-user-namespace pbcopy"
{{ else if lookPath "xclip" -}}
bind-key -T copy-mode-vi y send-keys -X copy-pipe-and-cancel "xclip -in -selection clipboard"
bind-key -T copy-mode-vi Enter send-keys -X copy-pipe-and-cancel "xclip -in -selection clipboard"
{{ end -}}
# =========================
# === Window Management ===
# =========================
# Number windows from 1, and ensure numbering is updated when windows are
# destroyed.
set-option -g base-index 1
set-option -g renumber-windows on
# Number panes from 1
set-window-option -g pane-base-index 1
# Constrain the size of the window to the size of the smallest client attached
# to the session.
set-window-option -g aggressive-resize on
set-window-option -g window-size smallest
# Highlight window when it has new activity.
set-window-option -g monitor-activity on
# Allow neovim to support autoread events
set-option -g focus-events on
# Override the new-window shortcut to create a new window in the same directory
# as the current pane, instead of the default one.
bind-key c new-window -c "#{pane_current_path}"
# Think about splits in terms of the orientation of the divider (they do not
# override the defaults). Each new pane will be created in the same directory
# as the current pane, instead of the default one.
bind-key | split-window -h -c "#{pane_current_path}"
bind-key - split-window -v -c "#{pane_current_path}"
# After splitting the window vertically I almost never want a 50/50 split. This
# convenience binding will reduce the pane size.
bind-key _ resize-pane -D 15
# Shift is swallowed by gnome-terminal.
bind-key -n M-PageDown select-window -t :+
bind-key -n M-PageUp select-window -t :-
# Toggle to the previous active window.
bind-key ^b last-window
# Reorder windows.
bind-key j swap-window -t -1\; select-window -t -1
bind-key k swap-window -t +1\; select-window -t +1
# ===============
# === Plugins ===
# ===============
# enable tmux session persistance
set-option -g @plugin "tmux-plugins/tpm"
set-option -g @plugin "tmux-plugins/tmux-sensible"
set-option -g @plugin "tmux-plugins/tmux-resurrect"
set-option -g @plugin "tmux-plugins/tmux-continuum"
set-option -g @continuum-restore "off" # Explicity off becuase this behaviour is annoying.
set-option -g @resurrect-strategy-vim "session"
set-option -g @resurrect-strategy-nvim "session"
# enable tmux plugin manager
run-shell -b "~/.tmux/plugins/tpm/tpm"
if-shell "[ -f ~/.tmux.conf.after ]" "source ~/.tmux.conf.after"