.tmux.conf

# Set scroll history to 100,000 lines
set-option -g history-limit 100000

# Modern colors
set -g default-terminal "tmux-256color"
set -ga terminal-overrides ",alacritty:Tc"

# Unbind the prefix and bind it to Ctrl-s (not ^a since that is main tmux)
unbind C-b
set -g prefix C-s
bind C-s send-prefix

# Reload config manually
bind-key r source-file ~/.tmux.conf \; display-message "~/.tmux.conf reloaded"

# Avoid ESC delay
set -s escape-time 0

# Fix titlebar
set -g set-titles on
set -g set-titles-string "#T"

# VIM mode
set -g mode-keys vi

# Move between panes with vi keys
bind h select-pane -L
bind j select-pane -D
bind k select-pane -U
bind l select-pane -R

# Splitting windows ('\' should be escaped)
bind-key - split-window -v  -c '#{pane_current_path}'
bind-key \\ split-window -h  -c '#{pane_current_path}'

# Resizing panes
# Fine adjustment (1 or 2 cursor cells per bump)
bind -n S-Left resize-pane -L 2
bind -n S-Right resize-pane -R 2
bind -n S-Down resize-pane -D 1
bind -n S-Up resize-pane -U 1

# Resizing panes
# Coarse adjustment (5 or 10 cursor cells per bump)
bind -n C-Left resize-pane -L 10
bind -n C-Right resize-pane -R 10
bind -n C-Down resize-pane -D 5
bind -n C-Up resize-pane -U 5

# Create window
bind c new-window -c "#{pane_current_path}"

# Start window numbering at 1
set -g base-index 1

# Renumber windows as they are created and destroyed to keep the window numbers consistent with the count
set -g renumber-windows on

# Close window
bind Q killw

# Close pane
bind q killp

bind -r [ previous-window
bind -r ] next-window
bind -r Tab last-window   # cycle thru MRU tabs

# Trigger copy mode by (M - is Alt key)
bind -n M-Up copy-mode

# Scroll up/down by 1 line, half screen, whole screen
bind -T copy-mode-vi M-Up              send-keys -X scroll-up
bind -T copy-mode-vi M-Down            send-keys -X scroll-down
bind -T copy-mode-vi M-PageUp          send-keys -X halfpage-up
bind -T copy-mode-vi M-PageDown        send-keys -X halfpage-down
bind -T copy-mode-vi PageDown          send-keys -X page-down
bind -T copy-mode-vi PageUp            send-keys -X page-up