.tmux.conf

set -g default-terminal "xterm-256color"
set-option -ga terminal-overrides ",xterm-256color:Tc"

set -g mouse on 

set -g @plugin 'tmux-plugins/tpm'
set -g @plugin 'tmux-plugins/tmux-sensible'

run -b '~/.tmux/plugins/tpm/tpm'
set -g @plugin 'odedlaz/tmux-onedark-theme'

bind-key m run-shell "~/bin/tmux-popup.sh"

tmux-popup.sh

#!/bin/sh
width=${2:-80%}
height=${2:-80%}
if [ "$(tmux display-message -p -F "#{session_name}")" = "popup" ];then
    tmux detach-client
else
    tmux popup -d '#{pane_current_path}' -xC -yC -w$width -h$height -K -E -R "tmux attach -t popup || tmux new -s popup"
fi