.tmux.conf

# Use vim keybindings in copy mode
setw -g mode-keys vi

bind-key -T copy-mode-vi 'v' send-keys -X begin-selection
bind-key -T copy-mode-vi 'C-v' send -X rectangle-toggle
bind-key -T copy-mode-vi 'y' send -X copy-pipe-and-cancel "reattach-to-user-namespace pbcopy"
bind-key -T copy-mode-vi 'r' send-keys -X rectangle-toggle

# start new splits/windows in current working directory
bind '"' split-window -c "#{pane_current_path}"
bind % split-window -h -c "#{pane_current_path}"
bind c new-window -c "#{pane_current_path}"

bind h select-pane -L
bind j select-pane -D
bind k select-pane -U
bind l select-pane -R

set -sg escape-time 0

is_vim="ps -o state= -o comm= -t '#{pane_tty}' \
    | grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?(view|n?vim?x?)(diff)?$'"

bind-key -n C-w if-shell "$is_vim" "send-keys C-w" "switch-client -Ttable1"
bind-key -Ttable1 'h' select-pane -L
bind-key -Ttable1 'j' select-pane -D
bind-key -Ttable1 'k' select-pane -U
bind-key -Ttable1 'l' select-pane -R

bind-key r source-file ~/.tmux.conf \; display-message "~/.tmux.conf reloaded"

set -g default-terminal "screen-256color"
set -g terminal-overrides 'xterm:colors=256'