nix-config/modules/home/tmux/default.nix
Bruno BELANYI 65a8f7c481 home: create 'modules/home' folder
Consolidating all modules under the same path, to clear out the
top-level directory.
2023-11-11 18:12:05 +00:00

102 lines
2.9 KiB
Nix

{ config, lib, pkgs, ... }:
let
cfg = config.my.home.tmux;
hasGUI = lib.any lib.id [
config.my.home.x.enable
(config.my.home.wm.windowManager != null)
];
in
{
options.my.home.tmux = with lib; {
enable = my.mkDisableOption "tmux terminal multiplexer";
enablePassthrough = mkEnableOption "tmux DCS passthrough sequence";
trueColorTerminals = mkOption {
type = with types; listOf str;
default = lib.my.nullableToList config.my.home.terminal.program;
defaultText = ''
`[ config.my.home.terminal.program ]` if it is non-null, otherwise an
empty list.
'';
example = [ "xterm-256color" ];
description = ''
$TERM values which should be considered to always support 24-bit color.
'';
};
};
config.programs.tmux = lib.mkIf cfg.enable {
enable = true;
keyMode = "vi"; # Home-row keys and other niceties
clock24 = true; # I'm one of those heathens
escapeTime = 0; # Let vim do its thing instead
historyLimit = 50000; # Bigger buffer
terminal = "tmux-256color"; # I want accurate termcap info
plugins = with pkgs.tmuxPlugins; [
# Open high-lighted files in copy mode
open
# Better pane management
pain-control
# Better session management
sessionist
{
# X clipboard integration
plugin = yank;
extraConfig = ''
# Use 'clipboard' because of misbehaving apps (e.g: firefox)
set -g @yank_selection_mouse 'clipboard'
# Stay in copy mode after yanking
set -g @yank_action 'copy-pipe'
'';
}
{
# Show when prefix has been pressed
plugin = prefix-highlight;
extraConfig = ''
# Also show when I'm in copy or sync mode
set -g @prefix_highlight_show_copy_mode 'on'
set -g @prefix_highlight_show_sync_mode 'on'
# Show prefix mode in status bar
set -g status-right '#{prefix_highlight} %a %Y-%m-%d %H:%M'
'';
}
];
extraConfig = ''
# Better vim mode
bind-key -T copy-mode-vi 'v' send -X begin-selection
${
lib.optionalString
(!hasGUI)
"bind-key -T copy-mode-vi 'y' send -X copy-selection"
}
# Block selection in vim mode
bind-key -Tcopy-mode-vi 'C-v' send -X begin-selection \; send -X rectangle-toggle
# Allow any application to send OSC52 escapes to set the clipboard
set -s set-clipboard on
# Longer session names in status bar
set -g status-left-length 16
${
lib.optionalString cfg.enablePassthrough ''
# Allow any application to use the tmux DCS for passthrough
set -g allow-passthrough on
''
}
# Force 24-bit color for each relevant $TERM
${
let
mkTcFlag = term: ''set -as terminal-features ",${term}:RGB"'';
in
lib.concatMapStringsSep "\n" mkTcFlag cfg.trueColorTerminals
}
'';
};
}