satellite/dotfiles/tmux/tmux.conf

# remap prefix to Control + a
set -g prefix C-a
unbind C-b
bind C-a send-prefix

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

# Fix slow esc
set -sg escape-time 10

# Visual stuff
set -g default-terminal "screen-256color"
# set -ga terminal-overrides ",screen-256color:Tc"
set -ga terminal-overrides ",xterm-256color:Tc"
# set -g -a terminal-overrides ',*:Ss=\E[%p1%d q:Se=\E[2 q' # Supposedly helps with cursor shapes under vim (spoiler: it does not)

# Split panes with \ and -
bind \\ split-window -h
bind - split-window -v
unbind '"'
unbind %

# Zooming
unbind C-z
bind -n C-z resize-pane -Z

# Vim-mode
set-window-option -g mode-keys vi

# Vim like mode for leaving insert mode
unbind [ # unbind the default way to copy text
bind -T prefix j copy-mode # allow exiting insert mode with C-a j

# Vim like keybinds for copying and pasting
bind -T copy-mode-vi p paste-buffer
bind -T copy-mode-vi V send-keys -X rectangle-toggle # Check if this works
bind -T copy-mode-vi v send-keys -X begin-selection
bind -T copy-mode-vi y send-keys -X copy-selection

# smart pane switching with awareness of vim splits
bind -n C-h run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys C-h) || tmux select-pane -L"
bind -n C-j run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys C-j) || tmux select-pane -D"
bind -n C-k run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys C-k) || tmux select-pane -U"
bind -n C-l run "(tmux display-message -p '#{pane_current_command}' | grep -iq vim && tmux send-keys C-l) || tmux select-pane -R"

# Copy to clipboard using fastcopy
# set-option -g set-clipboard on
# set-option -g @fastcopy-action 'tmux load-buffer -w -'
# set-option -g @fastcopy-key a

# Keep state around using resurrect
set -g @resurrect-processes '"~python3"'