tmux.conf

# -- navigation ----------------------------------------------------------------

# allow change focus with mouse
set -g mouse on

bind C-c new-session
bind C-s command-prompt -p find-session 'switch-client -t %%'
bind C-e last-window
bind C-k resize-pane -Z
bind c new-window -c "#{pane_current_path}"
bind '"' split-window -c "#{pane_current_path}"
bind % split-window -h -c "#{pane_current_path}"

# -- view mode -----------------------------------------------------------------

# Restoring Clear Screen override by vim-tmux-navigator
bind C-l send-keys 'C-l'

# -- copy mode -----------------------------------------------------------------

# enter copy mode
bind Enter copy-mode

run -b 'tmux bind -t vi-copy v begin-selection 2> /dev/null || true'
run -b 'tmux bind -T copy-mode-vi v send -X begin-selection 2> /dev/null || true'
run -b 'tmux bind -t vi-copy C-v rectangle-toggle 2> /dev/null || true'
run -b 'tmux bind -T copy-mode-vi C-v send -X rectangle-toggle 2> /dev/null || true'
run -b 'tmux bind -t vi-copy y copy-selection 2> /dev/null || true'
run -b 'tmux bind -T copy-mode-vi y send -X copy-selection-and-cancel 2> /dev/null || true'
run -b 'tmux bind -t vi-copy Escape cancel 2> /dev/null || true'
run -b 'tmux bind -T copy-mode-vi Escape send -X cancel 2> /dev/null || true'
run -b 'tmux bind -t vi-copy H start-of-line 2> /dev/null || true'
run -b 'tmux bind -T copy-mode-vi H send -X start-of-line 2> /dev/null || true'
run -b 'tmux bind -t vi-copy L end-of-line 2> /dev/null || true'
run -b 'tmux bind -T copy-mode-vi L send -X end-of-line 2> /dev/null || true'

# copy to macOS clipboard
if -b 'command -v pbcopy > /dev/null 2>&1' 'bind y run -b "tmux save-buffer - | pbcopy"'
if -b 'command -v reattach-to-user-namespace > /dev/null 2>&1' 'bind y run -b "tmux save-buffer - | reattach-to-user-namespace pbcopy"'
# copy to X11 clipboard
if -b 'command -v xsel > /dev/null 2>&1' 'bind y run -b "tmux save-buffer - | xsel -i -b"'
if -b '! command -v xsel > /dev/null 2>&1 && command -v xclip > /dev/null 2>&1' 'bind y run -b "tmux save-buffer - | xclip -i -selection clipboard >/dev/null 2>&1"'
# copy to Windows clipboard
if -b 'command -v clip.exe > /dev/null 2>&1' 'bind y run -b "tmux save-buffer - | clip.exe"'
if -b '[ -c /dev/clipboard ]' 'bind y run -b "tmux save-buffer - > /dev/clipboard"'

# -- buffers -------------------------------------------------------------------

bind v choose-buffer # choose which buffer to paste from

# -- terminal ------------------------------------------------------------------

# colours used by neovim
set -g default-terminal 'screen-256color'
set -ga terminal-overrides ',screen-256color:Tc'

# -- plugins -------------------------------------------------------------------

set -g @plugin 'tmux-plugins/tpm'
set -g @plugin 'tmux-plugins/tmux-copycat'
set -g @plugin 'tmux-plugins/tmux-sensible'
set -g @plugin 'tmux-plugins/tmux-yank'
set -g @plugin 'christoomey/vim-tmux-navigator'

# Initialize TMUX plugin manager (keep this line at the very bottom of tmux.conf)
run -b '~/.tmux/plugins/tpm/tpm'