.tmux.conf

# set C-x as prefix instead of C-b
unbind C-b
set-option -g prefix C-x
bind-key C-x send-prefix

# enable mouse
set -g mouse on

# use (some) vi keybindings in copy mode
set-window-option -g mode-keys vi

# switch panes using Alt-hjkl without prefix
bind -n M-h select-pane -L
bind -n M-l select-pane -R
bind -n M-k select-pane -U
bind -n M-j select-pane -D

# fix for Escape delayed inside tmux, at least with vim
set -s escape-time 0


# switch windows using C-number without prefix
bind -n C-0 select-window -t :0
bind -n C-1 select-window -t :1
bind -n C-2 select-window -t :2
bind -n C-3 select-window -t :3
bind -n C-4 select-window -t :4
bind -n C-5 select-window -t :5
bind -n C-6 select-window -t :6
bind -n C-7 select-window -t :7
bind -n C-8 select-window -t :8
bind -n C-9 select-window -t :9

# switch windows using Alt-n/p without prefix
bind -n M-n next-window
bind -n M-p previous-window

# use `v` and `p` for visual selection and pasting in copy mode
# (defaults are <space> and <enter>, respectively)
bind-key -T copy-mode-vi 'v' send -X begin-selection
bind-key -T copy-mode-vi 'y' send -X copy-selection-and-cancel