# @(#)$KimmoSuominen: .cfg/home/dot.tmux.conf,v 1.44 2026/05/03 05:59:57 kim Exp $

# Multiple clients sharing one session:
#
# tmux new -s base-session
# tmux new-session -t base-session -s new-session

# Change the prefix from C-b to C-z
set -g prefix C-z  
bind -N "Send prefix"			z	send-prefix
bind -N "Select the last window"	C-z	last-window
unbind C-b

# Screen compatibility bindings (really just ones I was using)
bind -N "Select the previous window"	Bspace	previous-window		# tmux: p
bind -N "Select the next window"	Space	next-window		# tmux: n
bind -N "Select the next pane"		Tab	select-pane -t :.+	# tmux: o
#bind -N "Choose a window from a list"	\"	choose-tree -Zw		# tmux: w
#bind -N "Choose a window by name"	\'	command-prompt { find-window -Z "%%" }
									# tmux: f
bind -N "Break pane to a new window"	Q	break-pane		# tmux: !
bind -N "Split window vertically"	S	split-window -v		# tmux: "
bind -N "Kill the active pane"		X	confirm-before -p "kill-pane #P: #W? (y/n)" kill-pane
									# tmux: x
bind -N "Kill current window"		k	confirm-before -p \
  "kill-window #W (#{window_panes} pane#{?#{==:#{window_panes},1},,s})? (y/n)" kill-window
# Also shows pane count, so bind to & as well (enhancement)		# tmux: &
bind -N "Kill current window"		\&	confirm-before -p \
  "kill-window #W (#{window_panes} pane#{?#{==:#{window_panes},1},,s})? (y/n)" kill-window
bind -N "Split window horizontally"	|	split-window -h		# tmux: %

# Smarter replacements (inspired by sesh)
# tmux uses L for last session; avoid shift key
# tmux uses l for last window; we have it on "prefix prefix" from the top of this file
bind -N "Select the last session"	l	run-shell "~/misc/tmux-last-session"
bind 					L	run-shell "~/misc/tmux-last-session"
bind -N "Choose session"		s	run-shell "~/misc/tmux-session-switcher"
#bind -N "Choose session"		\"	run-shell "~/misc/tmux-session-switcher"
#bind -N "Choose window" 		w	run-shell "~/misc/tmux-window-switcher"
bind -N "Choose window" 		\'	run-shell "~/misc/tmux-window-switcher"

# XXX: Move to tmux-session-switcher / tmux-window-switcher, with commentary
# I want to keep these around for now
# Changes from tmux default:
# - Format avoids duplicate information better
# - No preview (preference as a prior screen user; subject to change)
#bind -N "Choose a session from a list"	s	choose-tree -NZs \
# -F "#W#F#{?#{||:#{||:#{==:#T,},#{==:#T,#W}},#{||:#{==:#T,#H},#{==:#T,#h}}},,: #T}"
bind -N "Choose a window from a list"	w	choose-tree -NZw \
  -F "#W#F#{?#{||:#{||:#{==:#T,},#{==:#T,#W}},#{||:#{==:#T,#H},#{==:#T,#h}}},,: #T}"

# Put newly missing tmux bindings back somewhere else
bind -N "Select next layout"		C-Space	next-layout		# tmux: Space
bind -N "Split window vertically"	@	split-window		# tmux: "

# Sometimes I'm not releasing Control fast enough
# Screen has a lot of bindings both with and without control (YMMV)
bind 					C-]	paste-buffer -p

# Finnish keyboard layout compatibility
bind ö last-pane							# ;
bind Ö command-prompt							# :
bind ä run-shell "~/misc/tmux-window-switcher"				# '
bind Ä run-shell "~/misc/tmux-session-switcher" 			# "
bind å copy-mode							# [
bind Å swap-pane -U							# {
bind ¨ paste-buffer -p							# ]
bind ^ swap-pane -D							# }
bind _ list-keys -N							# ?
#    €									# $

#unbind & # kill-window
#unbind % # split-window -h

bind -T copy-mode-vi	Space	send-keys -X page-down
bind -T copy-mode-vi	BSpace	send-keys -X page-up

bind -T copy-mode-vi	Escape	if -F '#{selection_present}' \
				'send-keys -X clear-selection' \
				'send-keys -X cancel'

bind -T copy-mode-vi	Enter	if -F '#{selection_present}' \
				'send-keys -X copy-pipe-and-cancel' \
				'send-keys -X begin-selection'

bind -T copy-mode-vi	\$	{ send-keys -X end-of-line ; send-keys -X cursor-left }

bind -T copy-mode-vi ö send-keys -X jump-again							# ;
bind -T copy-mode-vi Ö command-prompt -p "(goto line)" { send-keys -X goto-line "%%%" }		# :
#                    ä										# '
#                    Ä										# "
#                    å										# [
bind -T copy-mode-vi Å send-keys -X previous-paragraph						# {
#                    ¨										# ]
bind -T copy-mode-vi ^ send-keys -X next-paragraph						# }
bind -T copy-mode-vi €	{ send-keys -X end-of-line ; send-keys -X cursor-left }			# $

set -g allow-rename on
set -g allow-set-title on
set -g alternate-screen off
set -g command-alias screen=new-window
set -g default-terminal tmux-256color
set -g detach-on-destroy off
set -g display-time 1250
#set -g escape-time 500
set -g history-limit 20000
set -g remain-on-exit failed
set -g scroll-on-clear on

set -as terminal-features ",xterm-256color:RGB"

set -g update-environment ''
setenv -g -u DISPLAY
setenv -g -u SHLVL
setenv -g -u SSH_ASKPASS
setenv -g -u SSH_CLIENT
setenv -g -u SSH_CONNECTION
setenv -g -u SSH_TTY
setenv -g -u REMOTEHOST
setenv -g -u WINDOWID
setenv -g -u XAUTHORITY

# Only constrain the size of windows visible on a client
# XXX: Not compatible with iTerm2
#setw -g aggressive-resize on

# moving between panes
#bind h select-pane -L 
#bind j select-pane -D 
#bind k select-pane -U
#bind l select-pane -R    

# Quick pane selection
#bind -r C-h select-window -t :-
#bind -r C-l select-window -t :+

# Pane resizing
#bind -r H resize-pane -L 5 
#bind -r J resize-pane -D 5 
#bind -r K resize-pane -U 5 
#bind -r L resize-pane -R 5

# Activate OFF mode for nested sessions
bind -N "Switch to OFF mode for nested sessions" Z {
  set prefix None
  set key-table off
  set status-style "fg=red,bg=black"
}

# Deactivate OFF mode
# XXX: This collides with "prefix C-o" (rotate-window)
bind -T off C-o {
  set -u prefix
  set -u key-table
  set -u status-style
}

set -g status-format[0] "#[align=left range=left #{E:status-left-style}]#[push-default]#{T;=/#{status-left-length}:status-left}#[pop-default]#[norange default]#[align=#{status-justify} range=window #{E:window-status-current-style}]#[push-default]#{T:window-status-current-format}#[pop-default]#[norange default]#[align=right range=right #{E:status-right-style}]#[push-default]#{T;=/#{status-right-length}:status-right}#[pop-default]#[norange default]"

set -g window-status-current-format "#W#F#{?#{||:#{||:#{==:#T,},#{==:#T,#W}},#{||:#{==:#T,#H},#{==:#T,#h}}},,: #T}#{?window_bigger, [#{window_offset_x}#,#{window_offset_y}],}"

set -g status-left "[#S:#I.#P] "
set -g status-left-length 50
set -g status-right "#h"
%if #{||:#{==:#h,beowulf},#{||:#{==:#h,wheeso26},#{==:#h,rhea38}}}
set -g status-style "fg=green,bg=black"
%else
set -g status-style "fg=blue,bg=black"
%endif

#
# tmux on macOS does not understand mouse settings
#

# mouse support - set to on if you want to use the mouse
#setw -g mode-mouse off 

#set -g mouse-select-pane off 
#set -g mouse-resize-pane off 
#set -g mouse-select-window off

# enable activity alerts
#setw -g monitor-activity on
#set -g visual-activity on

# set the color of the window list
#setw -g window-status-fg cyan 
#setw -g window-status-bg default 
#setw -g window-status-attr dim

# set colors for the active window
#setw -g window-status-current-fg white 
#setw -g window-status-current-bg red 
#setw -g window-status-current-attr bright

# pane colors
#set -g pane-border-fg green
#set -g pane-border-bg black
#set -g pane-active-border-fg white
#set -g pane-active-border-bg yellow

# Command / message line
#set -g message-fg white
#set -g message-bg black
#set -g message-attr bright

# tmux on macOS does not understand status-utf8
#set -g status-utf8 on

# Update the status bar every sixty seconds
#set -g status-interval 60

#set-option -g default-command "/opt/local/bin/reattach-to-user-namespace tcsh"