.config/tmux/tmux.conf


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# Load tmux config
bind r source-file $HOME/.config/tmux/tmux.conf

# Bind prefix to C-a
set-option -g prefix C-a
unbind-key C-b
bind-key C-a send-prefix


# Allows vim to display colors correctly.
set -g default-terminal "${TERM}"
set -ga terminal-overrides ',*256col*:Tc'
# Undercurl
set -as terminal-overrides ',*:Smulx=\E[4::%p1%dm'  # undercurl support
set -as terminal-overrides ',*:Setulc=\E[58::2::%p1%{65536}%/%d::%p1%{256}%/%{255}%&%d::%p1%{255}%&%d%;m'  # underscore colours - needs tmux-3.0
set -ga terminal-overrides ',*:Ss=\E[%p1%d q:Se=\E[2 q'

# Status line
set -g status on
set -g status-position top
set -g focus-events on
set-option -sg status-interval 1
set-option -g status-style bg=#151515,fg=white
set-option -g automatic-rename on
set-option -g renumber-windows on
set-option -g status-left ""
set -ga status-left '#[bg=#151515]#[fg=white] #{?window_zoomed_flag,, }'
set-option -g status-right ""
set-option -g window-status-format " #[fg=#E1E1E1] #{window_index}#(echo ':')#{window_name}#{window_flag} "
set-option -g window-status-current-format " #[bold bg=#151515] > #{window_index}#(echo ':')#{window_name}#{window_flag} "

set -s escape-time 0
set -g display-time 1500
set -g status-interval 5
setw -g aggressive-resize on

set -g status-keys vi
set -g history-limit 10000

setw -g mode-keys vi
setw -g mouse off

# split panes
bind h split-window -h
bind v split-window -v
unbind '"'
unbind %
bind s list-sessions

bind-key N resize-pane -D 5
bind-key E resize-pane -U 5
bind-key I resize-pane -L 5
bind-key M resize-pane -R 5

bind-key M-n resize-pane -D
bind-key M-e resize-pane -U
bind-key M-i resize-pane -L
bind-key M-m resize-pane -R

# Use Alt-vim keys without prefix key to switch panes
bind -n M-m select-pane -L
bind -n M-n select-pane -D
bind -n M-e select-pane -U
bind -n M-i select-pane -R

bind Escape copy-mode
bind p paste-buffer
bind -T copy-mode-vi v send -X begin-selection
bind -T copy-mode-vi y send-keys -X copy-pipe-and-cancel "xsel -i --clipboard"
bind -T copy-mode-vi MouseDragEnd1Pane send-keys -X copy-pipe-and-cancel "xsel -i --clipboard"
bind -T copy-mode-vi Enter send-keys -X copy-pipe-and-cancel "xsel -i --clipboard"

# 0 is too far from ` ;)
set -g base-index 1

# No delay for escape key press
set -sg escape-time 0

# Fire up a floating terminal
bind-key -n -N 'Toggle popup window' M-g if-shell -F '#{==:#{session_name},popup}' {
    detach-client
} {
    display-popup -d "#{pane_current_path}" \
    -xC -yC -w 80% -h 75% \
    -E 'tmux attach-session -t popup || tmux new-session -s popup'
}