.tmux.conf

#remap prefix to control + a
set -g prefix C-a
# bind 'C-a C-a' to type 'C-a'
bind C-a send-prefix
unbind C-b

set-window-option -g mode-keys vi
set-option -g allow-rename off
bind '"' split-window -c "#{pane_current_path}"
bind % split-window -h -c "#{pane_current_path}"
bind c new-window -c "#{pane_current_path}"

# Smart pane switching with awareness of Vim splits.
# See: https://github.com/christoomey/vim-tmux-navigator
is_vim="ps -o state= -o comm= -t '#{pane_tty}' \
    | grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?(view|n?vim?x?)(diff)?$'"
    bind-key -n C-h if-shell "$is_vim" "send-keys C-h"  "select-pane -L"
    bind-key -n C-j if-shell "$is_vim" "send-keys C-j"  "select-pane -D"
    bind-key -n C-k if-shell "$is_vim" "send-keys C-k"  "select-pane -U"
    bind-key -n C-l if-shell "$is_vim" "send-keys C-l"  "select-pane -R"
    bind-key -n C-\ if-shell "$is_vim" "send-keys C-\\" "select-pane -l"
    bind-key -T copy-mode-vi C-h select-pane -L
    bind-key -T copy-mode-vi C-j select-pane -D
    bind-key -T copy-mode-vi C-k select-pane -U
    bind-key -T copy-mode-vi C-l select-pane -R
    bind-key -T copy-mode-vi C-\ select-pane -l

# Use zsh
set-option -g default-shell /bin/zsh