2025-07-13 18:05:45 -06:00

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{ pkgs, config, ... }:
{
programs.tmux = {
enable = true;
shortcut = "a";
# aggressiveResize = true; -- Disabled to be iTerm-friendly
baseIndex = 1;
newSession = true;
# Stop tmux+escape craziness.
escapeTime = 0;
# Force tmux to use /tmp for sockets (WSL2 compat)
secureSocket = false;
plugins = with pkgs; [
tmuxPlugins.better-mouse-mode
];
extraConfig = ''
# https://old.reddit.com/r/tmux/comments/mesrci/tmux_2_doesnt_seem_to_use_256_colors/
set -g default-terminal "xterm-256color"
set -ga terminal-overrides ",*256col*:Tc"
set -ga terminal-overrides '*:Ss=\E[%p1%d q:Se=\E[ q'
set-environment -g COLORTERM "truecolor"
# Mouse works as expected
set-option -g mouse on
# easy-to-remember split pane commands
bind | split-window -h -c "#{pane_current_path}"
bind - split-window -v -c "#{pane_current_path}"
bind c new-window -c "#{pane_current_path}"
# Set prefix to ctrl+a
set -g prefix C-a
# Remove old prefix
unbind C-b
# Send Ctrl+a to applications by pressing it twice
bind C-a send-prefix
# Vim bindings
set-option -g mode-keys vi
bind -n M-h select-pane -L
bind -n M-j select-pane -D
bind -n M-k select-pane -U
bind -n M-l select-pane -R
# Mouse mode ON
set -g mouse on
# Use vi keys
set-window-option -g mode-keys vi
set-option -g mode-keys vi
# Use system clipboard
bind-key -T copy-move-vi MouseDragEnd1Pane send-keys -X copy-pipe-and-cancel "xsel --clipboard --input"
'';
};
programs.tmate = {
enable = true;
# FIXME: This causes tmate to hang.
# extraConfig = config.xdg.configFile."tmux/tmux.conf".text;
};
}