.tmux.conf

# Version-specific commands
# See: https://github.com/tmux/tmux/blob/master/CHANGES
run-shell 'tmux setenv -g TMUX_VERSION $(tmux -V | \
	sed -En "s/^tmux ([0-9]+(.[0-9]+)?).*/\1/p")'

unbind-key -a
set -g prefix C-a
set -sg escape-time 0

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

# Scrollback buffer (number of lines held in window history)
set -g history-limit 50000

# Mouse
set -g mouse on

bind-key    -T root   MouseDown1Pane   select-pane -t = \; send-keys -M
bind-key    -T root   MouseDown1Status select-window -t =
bind-key    -T root   MouseDown3Pane   if-shell -F -t = "#{mouse_any_flag}" "select-pane -t=; send-keys -M" "select-pane -mt="
bind-key    -T root   MouseDrag1Pane   if-shell -F -t = "#{mouse_any_flag}" "if -Ft= \"#{pane_in_mode}\" \"copy-mode -M\" \"send-keys -M\"" "copy-mode -M"
bind-key    -T root   MouseDrag1Border resize-pane -M
bind-key    -T root   WheelUpPane      if-shell -F -t = "#{mouse_any_flag}" "send-keys -M" "if -Ft= \"#{pane_in_mode}\" \"send-keys -M\" \"copy-mode -et=\""
bind-key    -T root   WheelUpStatus    previous-window
bind-key    -T root   WheelDownStatus  next-window

# Reload configuration
bind-key r confirm-before -p 'Reload configuration? (y/n)' "source ~/.tmux.conf; display-message 'Configuration reloaded.'"

bind-key : command-prompt
bind-key ? list-keys
bind-key \{ swap-pane -U
bind-key \} swap-pane -D

bind-key d detach-client

bind-key Space next-layout

# Windows
set -g allow-rename off

bind-key -n C-N new-window
bind-key -n C-Right next-window
bind-key -n C-Left previous-window
bind-key Enter command-prompt "rename-window '%%'"

# Appearance
set -g pane-active-border-style "fg=cyan"
set -g status-style "fg=black bg=white"
set -g window-status-current-style "bg=black fg=white"

if-shell -b '[ "$(bc <<< "$TMUX_VERSION >= 2.9")" = 1 ]' \
   "set -g window-status-current-style bg=terminal,fg=terminal"

set -g window-status-format " [#I] #W "
set -g window-status-current-format " [#I] #W "
set -g window-status-separator ""
set -g message-command-style "bg=cyan fg=white"
set -g message-style "bg=cyan fg=black"

# Window splitting
bind-key -n -r M-/ split-window -h
bind-key -n -r M-- split-window -v

# Configure status bar
set -g status-left '#[bg=cyan] #[fg=brightwhite,bold]#S#[fg=black]@#H '
set -g status-left-length 32

set -g status-right '%Y-%m-%d %I:%M%P '

set -g status-position top
set -g status-justify left

set -g status-interval 15