.tmux.conf

.tmux.conf

# plugins
set -g @plugin 'tmux-plugins/tpm'
set -g @plugin 'tmux-plugins/tmux-cpu'

# remap prefix from 'C-b' to 'M-a'
unbind C-b
set-option -g prefix M-a
bind-key M-a send-prefix

# renumber windows
unbind n
bind n                                      \
    set -g renumber-windows on\;            \
    new-window\; kill-window\;              \
    set -g renumber-windows off

# split panes using v and h
bind -n M-d split-window -h
bind v split-window -h
bind h split-window -v
unbind '"'
unbind %

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

# switch panes using Alt-arrow or Alt-hjkl without prefix
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

# 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

# cycle through panes using Alt-] and Alt-[
bind -n M-] select-pane -t :.+
bind -n M-[ select-pane -t :.-

# switch windows using Alt-1, Alt-2, etc.
bind -n M-1 select-window -t 1
bind -n M-2 select-window -t 2
bind -n M-3 select-window -t 3
bind -n M-4 select-window -t 4
bind -n M-5 select-window -t 5
bind -n M-6 select-window -t 6
bind -n M-7 select-window -t 7
bind -n M-8 select-window -t 8
bind -n M-9 select-window -t 9

# start window numbering at 1
set -g base-index 1

# new window using Alt-t
bind -n M-t new-window

# enable mouse control (clickable windows, panes, resizable panes)
set -g mouse on

# enable clipboard integration
set -s set-clipboard on

# enable vi mode
setw -g mode-keys vi

# vim-like copying
bind-key -T copy-mode-vi v send-keys -X begin-selection
bind-key -T copy-mode-vi y send-keys -X copy-selection
bind-key -T copy-mode-vi r send-keys -X rectangle-toggle

# otherwise it takes 500ms to register escape key
set -sg escape-time 0

# DESIGN TWEAKS
# don't do anything when a 'bell' rings
set -g visual-activity off
set -g visual-bell off
set -g visual-silence off
setw -g monitor-activity off
set -g bell-action none

# clock mode
setw -g clock-mode-colour brightred

# copy mode
setw -g mode-style 'fg=black bg=brightyellow bold'

# panes
set -g pane-border-style 'fg=colour237'
set -g pane-active-border-style 'fg=brightyellow'

# statusbar
set -g status-position bottom
set -g status-justify left
set -g status-style 'bg=colour237 fg=colour223'
set -g status-left ''
set -g status-left-length 10
set -g status-right-style 'fg=black bg=brightyellow'
set -g status-right ' #{cpu_icon} #{cpu_percentage} | #{ram_icon} #{ram_percentage} | #H '
set -g status-right-length 50

# window status
setw -g window-status-current-style 'fg=black bg=brightyellow bold'
setw -g window-status-current-format ' #I #W #F '
setw -g window-status-style 'fg=colour246 bg=colour237'
setw -g window-status-format ' #I #[fg=colour223]#W #[fg=brightyellow]#F '
setw -g window-status-bell-style 'fg=black bg=red bold'

# messages
set -g message-style 'fg=black bg=brightyellow bold'

# run tmux plugin manager
run '~/.tmux/plugins/tpm/tpm'