.tmux.conf

# Start counting from 1, not 0, which is on the other side of the keyboard
set -g base-index 1
setw -g pane-base-index 1

# Always increment window number by one, even after closing a window
set -g renumber-windows on

# Improve interactivity
set -g mouse on
setw -g mode-keys vi

# Configure additional variables to update on session attachment
run-shell ~/.tmux/env.tmux

# Configure my status bar, color scheme, and prefix based on TERM
run-shell ~/.tmux/theme.tmux

# Define simple way to run my 't' command
# (this overrides the stupid clock keybinding)
bind-key t command-prompt -I 't ' "run-shell '~/bin/%%'"

# Shortcut to detach all other clients attached to this session
bind-key M-d detach-client -a

# Shortcut to kill all other windows than the current one
bind-key M-& confirm-before -p 'kill other windows? (y/n)' 'kill-window -a'

# Shortcut to toggle synchronized panes
bind-key S set-window-option synchronize-panes

# Send keys to initialize my home directory on non-AFS RHEL systems
bind-key I confirm-before -p 'initialize home directory? (y/n)' "send-keys 'if grep -q 8\\. /etc/redhat-release; then branch=rhel8-noafs; elif grep -q 7\\. /etc/redhat-release; then branch=rhel7-noafs; else branch=preprocessed; fi && cd && rm -rf .git && git init && git remote add origin https://gitlab.umd.edu/jtl/dotfiles.git && git fetch --depth=1 && git reset --hard \"origin/\${branch}\" && git checkout \"\$branch\" && exec \$SHELL' Enter"

# Send keys to reload vim when TERM changes
bind-key V confirm-before -p 'reload vim? (y/n)' 'run-shell ~/.tmux/reload-vim.tmux'

# Send keys for compatibility with hosts that do not contain my terminfo files
bind-key X run-shell ~/.tmux/term-compat.tmux
bind-key v run-shell ~/.tmux/term-compat.tmux

# Acknowledge alerts
bind-key @ kill-session -C

# Let middle click paste from primary selection
bind-key -T root MouseDown2Pane select-pane -t = \; if-shell -F "#{||:#{pane_in_mode},#{mouse_any_flag}}" "send -M" "run-shell ~/.tmux/paste-primary.tmux"

# Enable primary selection clipboard using xterm OSC escape sequence
set -s set-clipboard on
set -s terminal-overrides 'rxvt-unicode*:Ms=\E]52;%p1%s;%p2%s\007,tmux*:Ms=\E]52;%p1%s;%p2%s\007'

# Alacritty and Foot use system clipboard by default
# Force primary clipboard
set -sa terminal-overrides ',alacritty*:Ms=\E]52;p%p1%s;%p2%s\007,foot*:Ms=\E]52;p%p1%s;%p2%s\007'

# Enable real truecolor when the TERM indicates support
set -sa terminal-overrides ',*truecolor*:Tc'

# Reload this config on attach
set-hook -g client-session-changed 'source-file ~/.tmux.conf'


#
# Plugins
#

# Improved wheel scrolling
# https://github.com/NHDaly/tmux-better-mouse-mode
set -g @scroll-without-changing-pane on
set -g @emulate-scroll-for-no-mouse-alternate-buffer on
run-shell ~/.tmux/plugins/tmux-better-mouse-mode/scroll_copy_mode.tmux

# Easy logging and screen capturing
# https://github.com/tmux-plugins/tmux-logging
run-shell ~/.tmux/plugins/tmux-logging/logging.tmux

# Improved bindings for controlling panes
# https://github.com/tmux-plugins/tmux-pain-control
run-shell ~/.tmux/plugins/tmux-pain-control/pain_control.tmux

# Enable copying to system clipboard
# https://github.com/tmux-plugins/tmux-yank
set -g @override_copy_command '~/bin/clip'
set -g @yank_with_mouse off
run-shell ~/.tmux/plugins/tmux-yank/yank.tmux

# Really cool enhanced search (with a bunch of pre-defined regexes)
# Modifies keybindings from tmux-yank so it needs to come after.
# https://github.com/tmux-plugins/tmux-copycat
run-shell ~/.tmux/plugins/tmux-copycat/copycat.tmux

# Sensible defaults (does not change anything already set above)
# https://github.com/tmux-plugins/tmux-sensible
run-shell ~/.tmux/plugins/tmux-sensible/sensible.tmux

# Override prefix c to prompt for a new window's name.  If the prompt response
# is empty, fall back to the default automatic window naming.  This is
# performed last to override some settings from the tmux-pain-control plugin.
bind-key c command-prompt -p '(new-window)' "run-shell \"$HOME/.tmux/new-window.tmux -c '#{pane_current_path}' -n '%%'\""

# Override prefix , to enable automatic renaming when an empty name is supplied
bind-key , command-prompt -p '(rename-window)' -I '#W' "run-shell \"$HOME/.tmux/rename-window.tmux '%%'\""

# Override swap-window keybindings to ensure the target is not selected
bind-key -r < swap-window -d -t -1
bind-key -r > swap-window -d -t +1

# vim: filetype=tmux