# Change prefix

set -g prefix C-s

unbind C-b

bind C-s send-prefix

# Reload tmux config

unbind r

bind r source-file ~/.tmux.conf

# OPTIONS ######################################################################

# Use vim key bindings

set-window-option -g mode-keys vi

# Mouse mode

set -g mouse on

# Send focus events for vim

set -g focus-events on

# Enable hyperlinks

set -as terminal-features ",*:hyperlinks"

# Allow kitty keyboard protocol passthrough (e.g. ctrl+enter in copilot cli)

set -g allow-passthrough on

set -s extended-keys always

# extended-keys-format is a tmux 3.4+ option; guard it so older tmux

# (e.g. Debian 12's 3.3a in codespaces) doesn't error on startup.

if-shell -b '[ "$(printf "%s\n3.4" "$(tmux -V | sed "s/^tmux //")" | sort -V | head -n1)" = "3.4" ]' \

"set -s extended-keys-format csi-u"

set -as terminal-features 'xterm*:extkeys'

# Don't intercept shift+enter so apps receive the raw escape sequence

unbind -T root S-Enter

# Keep a lot of shell history

set-option -g history-limit 2000000

# Set the default terminal mode to 256color mode

set -g default-terminal "xterm-256color"

# Neovim asked for this

set-option -sg escape-time 10

# Show shell titles

set-option -g set-titles on

# Close gaps between closed windows

set -g renumber-windows on

# Persist the set of open windows (their dirs) whenever windows are opened or

# closed, so `wtr` can reopen the ones you last had open after a restart.

set-hook -g after-new-window 'run-shell -b "tmux-window-snapshot"'

set-hook -g window-unlinked 'run-shell -b "tmux-window-snapshot"'

# BINDINGS #####################################################################

# Refresh client

bind C-r refresh-client

# Cycle through windows

bind C-s last-window

bind -n C-Tab select-window -t :+

bind -n C-S-Tab select-window -t :-

# Search history

bind / copy-mode \; send-keys ?

# Scroll up into copy mode

bind C-b copy-mode -u

# Split panes

bind \\ split-window -h -c "#{pane_current_path}"

bind - split-window -v -c "#{pane_current_path}"

# Join windows

bind J command-prompt -p "join pane from:" "join-pane -s '%%'"

bind s command-prompt -p "send pane to:" "join-pane -t '%%'"

# Copy paste

bind -T copy-mode-vi 'v' send-keys -X begin-selection

bind -T copy-mode-vi 'y' send-keys -X copy-pipe "xclip -selection c"

# Copy/paste over ssh from tmux, see: https://gist.github.com/burke/5960455

bind C-c run "tmux save-buffer - | pbcopy-remote"

bind -T copy-mode-vi 'C-c' send-keys -X copy-pipe "pbcopy-remote"

bind C-v run "tmux set-buffer $(pbpaste-remote); tmux paste-buffer"

bind C-o run "tmux save-buffer - | chropen"

# Copy the current pane's contents to the clipboard. Uses tmux's native

# set-clipboard (OSC 52) via load-buffer -w so it works on macOS and Linux

# (and over SSH) without needing pbcopy/xclip/wl-copy.

bind P run "tmux capture-pane -p | tmux load-buffer -w -"

# Copy locally

bind y run "tmux save-buffer - | xclip -selection c"

bind o run "tmux save-buffer - | chropen"

# Create a new window

bind Space new-window -c "#{pane_current_path}"

# for easier rolling without worrying about letting go of ctrl

bind C-Space new-window -c "#{pane_current_path}"

bind C-d detach-client

# to act like vim

bind h select-pane -L

bind j select-pane -D

bind k select-pane -U

bind l select-pane -R

# to switch windows

bind -n S-Left previous-window

bind -n S-Right next-window

# to move windows

bind S-Left swap-window -t -1

bind S-Right swap-window -t +1

# DISPLAY ######################################################################

set -g status-justify centre

set -g status-style bg=default

set -g status-style fg=white

# Show the codespace name in the bottom left when running in a codespace.

set -g status-left-length 40

set -g status-left '#(tmux-codespace-name)'

set -g status-right '#(tmux-cpu-mem)'

set -g status-interval 5

set -g automatic-rename on

set -g automatic-rename-format '#{b:pane_current_path}'

# Show the running command's Nerd Font icon (or the branch's PR status when the

# pane is in a repo with a PR) via the tmux-window-icon helper.

set -g window-status-format '#[fg=white]#I #(tmux-window-icon #{pane_current_path} #{pane_current_command}) #[fg=white]#W#{?@copilot_busy, ,#{?#{==:#{pane_pb_state},normal}, #[fg=cyan] #{pane_pb_progress}%#[fg=white],#{?#{==:#{pane_pb_state},error}, #[fg=red]#[fg=white],#{?#{==:#{pane_pb_state},paused}, #[fg=yellow] #{pane_pb_progress}%#[fg=white],}}}}#{?window_bell_flag, #[fg=red],}#[default]'

set -g window-status-current-format '#[fg=cyan,bold]#I #(tmux-window-icon #{pane_current_path} #{pane_current_command}) #[fg=cyan,bold]#W#{?@copilot_busy, ,#{?#{==:#{pane_pb_state},normal}, #[fg=cyan] #{pane_pb_progress}%#[fg=cyan,bold],#{?#{==:#{pane_pb_state},error}, #[fg=red]#[fg=cyan,bold],#{?#{==:#{pane_pb_state},paused}, #[fg=yellow] #{pane_pb_progress}%#[fg=cyan,bold],}}}}#{?window_bell_flag, #[fg=red],}#[default]'

set -g window-status-current-style bold,fg=cyan

# Show a static bell glyph on windows with a pending bell (no blinking).

setw -g monitor-bell on

setw -g window-status-bell-style 'none'