tmux config

.tmux.conf

# mouse
set -g mouse on

# vi mode
set-window-option -g mode-keys vi

# remap C-b to C-a
unbind C-b
set -g prefix C-a
bind C-a send-prefix

# split windows with | and -
unbind '"'
unbind %
bind | split-window -h -c "#{pane_current_path}"
bind - split-window -v -c "#{pane_current_path}"

# open new window with current path
unbind c
bind c new-window -c "#{pane_current_path}"

# r to reload config
unbind r
bind r source-file ~/.tmux.conf

# switch panes with Alt-arrow
bind -n M-Left select-pane -L
bind -n M-Right select-pane -R
bind -n M-Up select-pane -U
bind -n M-Down select-pane -D