.tmux.conf

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

# split panes using | and -
bind | split-window -h
bind - split-window -v

unbind '"'
unbind %

# turn off Escape
set -s escape-time 0

# reload config file
bind r source-file ~/.tmux.conf \; display-message "tmux.conf is reloaded"

# switch panes using vi motion keys
bind l select-pane -L
bind h select-pane -R
bind k select-pane -U
bind j select-pane -D

# resize panes
bind < resize-pane -L 50
bind > resize-pane -R 50
bind _ resize-pane -D 50
bind + resize-pane -U 50


# enable mouse mode (tmux 2.1 and above)
set -g mouse on 

# don't rename windows automatically
set-option -g allow-rename off

# set window notifications
setw -g monitor-activity on
set -g visual-activity on

## use vim keybinding in copy mode

# set vi motion keys while in copy mode
setw -g mode-keys vi

set-option -s set-clipboard off
bind P paste-buffer
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

unbind -T copy-mode-vi Enter
bind-key -T copy-mode-vi Enter send-keys -X copy-pipe-and-cancel 'pbcopy'
bind-key -T copy-mode-vi MouseDragEnd1Pane send-keys -X copy-pipe-and-cancel 'pbcopy'

#-------- DESIGN --------#

# loud or quiet?
set -g visual-bell off
set -g visual-silence off
set -g bell-action none

#  modes
setw -g clock-mode-colour colour5
setw -g mode-style 'fg=colour1 bg=colour18 bold'

# panes
set -g pane-border-style 'fg=colour19 bg=colour0'
set -g pane-active-border-style 'bg=colour0 fg=colour9'

# statusbar
set -g status-position bottom
set -g status-justify left
set -g status-style 'bg=colour18 fg=colour137 dim'
set -g status-left ''
set -g status-right '#[fg=colour233,bg=colour19] %d/%m #[fg=colour233,bg=colour8] %H:%M:%S '
set -g status-right-length 50
set -g status-left-length 20

setw -g window-status-current-style 'fg=colour1 bg=colour19 bold'
setw -g window-status-current-format ' #I#[fg=colour249]:#[fg=colour255]#W#[fg=colour249]#F '

setw -g window-status-style 'fg=colour9 bg=colour18'
setw -g window-status-format ' #I#[fg=colour237]:#[fg=colour250]#W#[fg=colour244]#F '

setw -g window-status-bell-style 'fg=colour255 bg=colour1 bold'

# messages
set -g message-style 'fg=colour232 bg=colour16 bold'