~/.tmux.conf

tmux.conf

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

# pi coding agent
set -g extended-keys on
set -g extended-keys-format csi-u

# Misc configurations
# Use a stable terminal type rather than inheriting $TERM at server-start time
# (which may be unset or wrong, causing dimension detection issues)
set -g default-terminal "tmux-256color"
set -ag terminal-overrides ",xterm-256color:Tc"
set -ag terminal-overrides ",tmux-256color:Tc"

# Propagate terminal dimensions into the environment of new panes.
# Without this, subprocesses that don't handle SIGWINCH in time (e.g. Claude Code
# on startup) fall back to 0x0 or stale dimensions.
set -g update-environment "COLUMNS LINES TERM TERM_PROGRAM COLORTERM"

set -g allow-passthrough all

set -g xterm-keys on
set -s escape-time 10                     # faster command sequences
set -sg repeat-time 600                   # increase repeat timeout
set -s focus-events on

set -q -g status-utf8 on                  # expect UTF-8 (tmux < 2.2)
setw -q -g utf8 on

# Reload tmux configuration
bind r source-file ~/.tmux.conf \; display '~/.tmux.conf sourced'

# Mouse control
set -g mouse on

# Set vim keybindings
setw -g mode-keys vi

# Selection shit
bind-key -T copy-mode-vi v send-keys -X begin-selection
bind-key -T copy-mode-vi y send-keys -X copy-pipe-and-cancel "pbcopy"

# Enable activity alerts
setw -g monitor-activity on
set -g visual-activity on

# Slip commands
bind - split-window -v
bind _ split-window -h
unbind '"'
unbind %

# Pane navigation
bind -r h select-pane -L  # move left
bind -r j select-pane -D  # move down
bind -r k select-pane -U  # move up
bind -r l select-pane -R  # move right
bind > swap-pane -D       # swap current pane with the next one
bind < swap-pane -U       # swap current pane with the previous one

# Pane resizing
bind -r H resize-pane -L 2
bind -r J resize-pane -D 2
bind -r K resize-pane -U 3
bind -r L resize-pane -R 2

# Window navigation
unbind n
unbind p
bind -r C-h previous-window # select previous window
bind -r C-l next-window     # select next window
bind Tab last-window        # move to last active window

# Plugin shit
set -g @plugin 'tmux-plugins/tpm'
set -g @plugin 'tmux-plugins/tmux-yank'
set -g @plugin 'tmux-plugins/tmux-resurrect'
set -g @plugin 'tmux-plugins/tmux-continuum'
set -g @plugin 'tmux-plugins/tmux-open'


run -b '~/.tmux/plugins/tpm/tpm'

set -g @continuum-restore 'on'